Martin Blicha
cd06d68cbe
[SMTChecker] Keeping better track of path condition through branches with return statement in the BMC engine.
2020-11-30 11:47:49 +01:00
Djordje Mijovic
26c43cfc66
[SMTChecker] Fix SMT logic error when doing compound assignment with string literlas.
2020-11-24 19:14:15 +01:00
Leonardo Alt
68cfa0a901
Fix spelling in SMTChecker comment
2020-11-23 19:40:29 +01:00
Martin Blicha
66125b79d6
[SMTChecker] Do not report warning when encountered a Type identifier. The operations are supported now.
2020-11-23 15:41:57 +01:00
Martin Blicha
80d743426f
[SMTChecker] Added support for struct constructor.
2020-11-23 13:45:17 +01:00
Leonardo
61069ec77d
Merge pull request #10355 from blishko/smtchecker-refactoring
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[SMTChecker] Small refactoring of assignments to provide a common low-level point for model checking engines to hook into.
2020-11-20 14:31:32 -01:00
Leonardo Alt
e4339b0526
[SMTChecker] Support named arguments in function calls
2020-11-20 11:52:26 -01:00
Martin Blicha
fbcb572d69
[SMTChecker] Small refactoring of assignments to provide a common low-level point for model checker engines to hook into.
2020-11-19 22:03:08 +01:00
Martin Blicha
07427c798c
[SMTChecker] Adding a dummy frame to the call stack for the implicit constructor
2020-11-16 22:46:17 +01:00
Martin Blicha
5ca7a24896
[SMTChecker] Added support for precise modeling of external calls to this.
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Modeling external calls to this, since we can trust these calls.
fixed problem with transaction data not being restored after trusted external call
update to the tests
additional tests
changelog entry
added tests for external getters of this
2020-11-13 11:49:09 +01:00
Alex Beregszaszi
2f899bbffa
[SMTChecker] Avoid implicit conversion
2020-11-11 16:29:03 +00:00
Leonardo
25b2a38d8b
Merge pull request #10202 from ethereum/smt_fix_modifiers_branches
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[SMTChecker] Fix CHC false positives when using branches inside modifiers
2020-11-09 16:42:30 +00:00
Leonardo Alt
00858c0ccf
Isoltets SMTChecker option and BMC specific tests
2020-11-06 15:03:38 +00:00
Leonardo Alt
89dce24f24
Force SMT variable creation order
2020-11-06 11:51:01 +00:00
Leonardo Alt
646be53f2f
Sort variables and expressions by AST id
2020-11-06 11:50:43 +00:00
Leonardo Alt
1dbd8f8d67
Fix CHC false positives when using branches inside modifiers
2020-11-04 21:47:07 +00:00
Leonardo
62535c2fd4
Merge pull request #10181 from ethereum/smt_user_timeout
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[SMTChecker] User timeout option
2020-11-04 10:55:28 +00:00
Leonardo Alt
daf859c15b
[SMTChecker] report SMTEncoder warnings also via CHC
2020-11-03 16:06:17 +00:00
Leonardo Alt
d03ddeb0fa
[SMTChecker] User timeout option
2020-11-03 10:46:11 +00:00
Leonardo Alt
e38d0db683
[SMTChecker] Fix internal error when array.push() is used as LHS of assignment
2020-11-02 13:32:53 +00:00
Leonardo Alt
94e2506132
Fix inherited state vars for BMC
2020-11-02 11:42:39 +00:00
Martin Blicha
c1a57ffbfe
[SMTChecker] More precise creation of verification targets.
2020-10-30 19:11:28 +01:00
Đorđe Mijović
1f50b86aad
Merge pull request #10073 from ethereum/smt_format_array_cex
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Format array cex
2020-10-28 12:39:19 +01:00
Leonardo Alt
25f75ce547
Remove nondet tests
2020-10-28 11:03:42 +00:00
Leonardo
07c454949f
Merge pull request #10127 from ethereum/fixIceSmtBitwise
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[SMTChecker] Fix ICE when using >>>
2020-10-28 09:28:18 +00:00
Djordje Mijovic
9cc37c3fa4
[SMTChecker] Fix ICE when using >>>
2020-10-28 09:25:14 +01:00
Leonardo Alt
f2f84a7f97
Format array cex
2020-10-27 16:32:43 +00:00
Leonardo Alt
446e46fe06
Use Expression instead of plain strings for counterexamples
2020-10-27 12:04:51 +00:00
Leonardo Alt
4755cfe157
Fix assignment to contract member access
2020-10-26 14:39:02 +00:00
Leonardo Alt
d3d77e482c
Fix ICE on conditions with tuples of rationals
2020-10-23 14:47:53 +01:00
Martin Blicha
ade3b9951c
[SMTChecker] Added support for selector when expression's value is known at compile time
2020-10-22 14:18:52 +02:00
Leonardo Alt
b087fa9750
[SMTChecker] Fix ICE implicit conversion string literal -> byte
2020-10-21 22:03:01 +01:00
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
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[SMTChecker] Support crypto functions in CHC
2020-10-16 16:40:29 +01:00
Leonardo
8d7bdcaba7
Merge pull request #10036 from ethereum/smt_cli_option
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Add CLI option to choose model checker engine
2020-10-16 16:37:33 +01:00
Martin Blicha
78c8fbc7ce
[SMTChecker] encoding division and modulo operations using slack variables
2020-10-16 16:06:31 +02:00
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
440e5b3935
[SMTChecker] Fix counterexample state reporting
2020-10-13 22:18:43 +01:00
Leonardo Alt
aec456021d
Add tx constraints to CHC
2020-10-13 17:49:04 +01:00
Leonardo Alt
a2cdde1191
Add tx data to symbolic state
2020-10-13 17:49:04 +01:00
Leonardo Alt
1e568d7dc6
[SMTChecker] Fix implicit constructor summary predicate
2020-10-13 09:38:58 +01:00
Djordje Mijovic
e23d8f5593
[SMTChecker] Supporting inline arrays.
2020-10-12 16:59:14 +02:00
Leonardo Alt
18cf01c187
Add this and state to CHC
2020-10-12 11:11:52 +01:00
Leonardo Alt
a86f656704
Refactor state as tuple
2020-10-12 11:11:52 +01:00
Alex Beregszaszi
fedbea46cd
[SMTChecker] Support type conversions
2020-10-02 10:26:02 +02:00
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
