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131 Commits

Author SHA1 Message Date
Martin Blicha
c1a57ffbfe [SMTChecker] More precise creation of verification targets. 2020-10-30 19:11:28 +01:00
Leonardo Alt
446e46fe06 Use Expression instead of plain strings for counterexamples 2020-10-27 12:04:51 +00:00
Martin Blicha
f0d81601db [SMTChecker] Adding division by zero checks in the CHC engine 2020-10-21 14:48:33 +02:00
Leonardo Alt
cf35785328 Add unknown message to all verification targets 2020-10-19 20:54:13 +01:00
Leonardo
a097f9f124
Merge pull request #10025 from ethereum/smt_crypto_functions 
[SMTChecker] Support crypto functions in CHC
 2020-10-16 16:40:29 +01:00
Leonardo Alt
4e49135318 Add CLI option to choose model checker engine 2020-10-16 15:01:47 +01:00
Leonardo Alt
54f76e081a [SMTChecker] Support crypto functions in CHC 2020-10-16 14:57:13 +01:00
Leonardo Alt
aec456021d Add tx constraints to CHC 2020-10-13 17:49:04 +01:00
Leonardo Alt
18cf01c187 Add this and state to CHC 2020-10-12 11:11:52 +01:00
Leonardo Alt
c8cc73c80c Support array slices 2020-10-01 11:52:02 +02:00
Leonardo Alt
352cce5fc8 [SMTChecker] Support addmod and mulmod. 2020-09-29 12:45:19 +02:00
Leonardo Alt
fa7c9a0dc6 Simplify internal function calls 2020-09-28 15:31:15 +02:00
Leonardo Alt
3519b38055 Move predicate functions from CHC to PredicateInstance 2020-09-28 12:43:19 +02:00
Leonardo Alt
ac93ee1d08 Move error flag from CHC to SymbolicState 2020-09-28 12:37:57 +02:00
Leonardo Alt
e6bd18525b [SMTChecker] Add engine prefix to verification target error messages 2020-09-25 19:09:06 +02:00
Leonardo Alt
d87e15e2cd Refactor CHC sorts 2020-09-15 16:45:50 +02:00
Leonardo Alt
23ee011c56 [SMTChecker] Fix imports 2020-09-11 13:34:46 +02:00
Leonardo Alt
00f6b303b1 [SMTChecker] Change warning message 2020-09-09 16:14:21 +02:00
Leonardo Alt
a3b6019131 Move post input and post output filtering from CHC to Predicate 2020-09-01 16:10:12 +02:00
Leonardo Alt
2e2e96cc93 Move state model filtering from CHC to Predicate 2020-09-01 16:10:12 +02:00
Leonardo Alt
e3a8c94ace Move formatFunctionCallCounterexample from CHC to Predicate 2020-09-01 16:10:11 +02:00
Leonardo Alt
5bbb20d3cb Move stateVariablesIncludingInheritedAndPrivate from CHC to SMTEncoder 2020-09-01 16:09:57 +02:00
Leonardo Alt
016b9b83a8 Refactor predicates 2020-09-01 16:09:56 +02:00
chriseth
4dc63875f9
Merge pull request #9113 from ethereum/smt_chc_overflow 
[SMTChecker] Add underflow/overflow target to CHC
 2020-08-20 13:17:00 +02:00
Leonardo Alt
8a06041bbe [SMTChecker] Add underflow/overflow target to CHC 2020-08-14 12:58:27 +02:00
Jason Cobb
888d7037cd
Make FunctionCallAnnotation::kind a SetOnce 2020-08-12 11:57:01 -04:00
Leonardo Alt
8df8c6e14f [SMTChecker] Fix ICE in BMC function inlining 2020-08-05 11:47:25 +02:00
Leonardo Alt
d5f00842d9 cex2dot debug 2020-07-23 18:49:03 +02:00
Leonardo Alt
5bb4e73693 Review 1 2020-07-23 18:49:03 +02:00
Leonardo Alt
51721c3080 Double SAT run for cex 2020-07-23 18:49:03 +02:00
Leonardo Alt
694ec92688 Generate counterexample message based on cex graph 2020-07-23 18:49:03 +02:00
Leonardo Alt
744905525f Convert z3 cex graph into STL 2020-07-23 18:49:03 +02:00
Leonardo Alt
a7a069c74a Refactor constructor exit 2020-07-23 18:49:03 +02:00
Sachin Grover
b7adb2aa42 Add SPDX license identifier if not present already in source file 
Fixes: #9220
 2020-07-17 20:24:12 +05:30
chriseth
b3566ad0d5
Merge pull request #9082 from ethereum/conversionWarnings 
Adding `-Wsign-conversion` flag and fixing errors
 2020-07-13 11:28:09 +02:00
Leonardo Alt
88030c6568 [SMTChecker] Refactor verification targets 2020-07-10 10:28:49 +02:00
Alex Beregszaszi
a0300835eb Change CHC to avoid sign mismatch 2020-07-09 17:22:52 +02:00
Leonardo Alt
f97fa9b520 [SMTChecker] Add current input variables to the function summary 2020-07-02 15:30:29 +02:00
Leonardo Alt
5517e817d5 Do not trust code of external functions 2020-07-01 18:20:46 +02:00
Leonardo Alt
56e7d43384 Rename var 2020-07-01 18:20:34 +02:00
Leonardo Alt
5160f89c1b [SMTChecker] Support to external calls to unknown code 2020-07-01 18:20:33 +02:00
Djordje Mijovic
c6e4943089 Adding fixes for signedness warnings in libsolidity 
Co-authored-by: Kamil Śliwak <kamil.sliwak@codepoets.it>
 2020-06-10 10:41:55 +02:00
Leonardo Alt
9e9f0c52e1 [SMTChecker] Support to bitwise 2020-05-27 20:59:00 +02:00
Leonardo Alt
45eba27424 Rename namespace 2020-05-20 12:55:18 +02:00
Leonardo Alt
087605ea02 Create libsmtutil 2020-05-20 12:55:18 +02:00
Leonardo Alt
2435ab938c Add verification target for empty pop 2020-05-18 16:35:56 +02:00
a3d4
8f68c04358 Add unique IDs to error reporting calls 2020-05-06 13:53:46 +02:00
chriseth
41ef13129b
Merge pull request #8678 from ethereum/smt_remove_redundant_constraints 
[SMTChecker] Remove redundant CHC constraints
 2020-04-20 15:44:59 +02:00
Leonardo Alt
45f22e3ff4 Add functional map and fold generic functions 2020-04-16 19:21:36 +02:00
Leonardo Alt
bca43586c6 [SMTChecker] Remove redundant CHC constraints 2020-04-15 18:11:39 +02:00
Leonardo Alt
e3ec22124e [SMTChecker] Fix ICE in CHC internal calls 2020-04-07 01:09:03 +02:00
Leonardo Alt
d2f65ea8b1 [SMTChecker] Add SortProvider 2020-03-26 14:55:54 +01:00
Leonardo Alt
07368c2e1e Add support to internal function calls 2020-03-11 16:29:07 +01:00
Leonardo Alt
3bee348525 Change CHC encoding to functions forest instead of explicit CFG 2020-03-03 12:12:26 +01:00
Leonardo Alt
d31a2a8d21 CHC clears indices so that initial is 0 and current is 1 2020-02-12 11:47:58 -03:00
Christian Parpart
6b23412fae C++ namespace cleanup (except tests). 2020-01-07 15:51:50 +01:00
Leonardo Alt
f4f83690f3 Replace some shared_ptr by unique_ptr or raw pointers 2020-01-06 14:16:49 +01:00
chriseth
f6916a637e Merge remote-tracking branch 'origin/develop' into develop_060 2019-12-09 17:16:58 +01:00
Leonardo Alt
225041738e Add SMTCheckerTest for isoltest 2019-12-09 15:32:08 +01:00
chriseth
e061f1e743 Merge remote-tracking branch 'origin/develop' into HEAD 2019-12-05 16:44:26 +01:00
Leonardo Alt
48c3a5c225 [SMTChecker] Create options to choose SMT solver in runtime 2019-12-04 17:31:44 +01:00
chriseth
96d777d7f1 Merge commit 'a7d481fb9' into develop_060 2019-12-03 20:47:30 +01:00
Leonardo Alt
c09da092d2 [SMTChecker] Fix constructors with local vars 2019-11-29 16:59:15 +01:00
Leonardo Alt
a352abe00d [SMTChecker] Add support to constructors 2019-11-28 14:43:23 +01:00
Leonardo Alt
ddc478e3e4 Add CallbackKind and use it for the SMT solver 2019-11-21 22:10:21 +00:00
chriseth
216e1749f4 Merge remote-tracking branch 'origin/develop' into develop_060 2019-11-14 13:42:46 +01:00
Leonardo Alt
e3652627fd [SMTChecker] Fix ICE in CHC when function used as argument 2019-11-13 15:11:30 +01:00
chriseth
2e5a42836c
Merge pull request #7681 from ethereum/develop 
Merge develop into develop_060
 2019-11-11 16:42:03 +01:00
Leonardo Alt
6b10efff8c Add CHCSmtLib2Interface 2019-11-07 11:12:11 +01:00
chriseth
21e65076b3
Merge pull request #7650 from ethereum/develop 
Merge develop into develop_060
 2019-11-06 21:56:55 +01:00
Leonardo Alt
10e70b8603 [SMTChecker] Support inheritance and resolve overrides 2019-11-06 11:00:06 +01:00
chriseth
4d99bf68f4
Merge pull request #7638 from ethereum/develop 
Merge develop into develop_060
 2019-11-05 17:33:54 +01:00
Leonardo Alt
c5e081dc8c [SMTChecker] Refactor CHC loops and add if blocks 2019-11-05 09:28:59 +01:00
Daniel Kirchner
3321fc56ea Split fallback function and introduce "fallback()" and "receive()" syntax. 2019-11-04 17:17:58 +01:00
Leonardo Alt
e1c238e25f [SMTChecker] Add loop support 2019-09-13 12:40:53 +02:00
Leonardo Alt
1a70a46f9b [CHC] Add function blocks and check asserts 2019-08-15 12:25:15 +02:00
Leonardo Alt
bef6228810 [SMTChecker] Create CHC constructor/interface/error blocks 2019-08-12 12:34:57 +02:00
Leonardo Alt
4214cd1354 [SMTChecker] Fix ICE when reporting cex concerning state vars from different source files 2019-08-10 20:56:52 +02:00
Leonardo Alt
369f8cd97f [SMTChecker] CHC create function return variables 2019-08-05 12:36:51 +02:00
Leonardo Alt
b204f27047 [SMTChecker] EncodingContext config flag to accumulate assertions 2019-07-19 19:31:25 +02:00
Leonardo Alt
03cc124f32 Add CHC skeleton 2019-07-19 11:52:05 +02:00