Commit Graph

285 Commits

Author SHA1 Message Date
Leonardo Alt
1a70a46f9b [CHC] Add function blocks and check asserts 2019-08-15 12:25:15 +02:00
Leonardo
cbac3a4208
Merge pull request #7107 from ethereum/smt_chc_constructor_interface
[SMTChecker] Add CHC constructor/interface/error blocks
2019-08-12 15:06:08 +02:00
Leonardo Alt
bef6228810 [SMTChecker] Create CHC constructor/interface/error blocks 2019-08-12 12:34:57 +02:00
Leonardo Alt
360f868836 [SMTChecker] Fix literal string type mismatch 2019-08-10 21:51:46 +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
67c855e93e
Merge pull request #7170 from ethereum/smt_fix_other_contract_state_var
[SMTChecker] Fix ICE when inlining functions from different source
2019-08-09 19:14:28 +02:00
Leonardo Alt
7b22496b1f [SMTChecker] Fix ICE when inlining functions that use state vars and are in a different source 2019-08-09 17:50:52 +02:00
Leonardo Alt
11d8cf588e [SMTChecker] Set unknown values for return variables of recursive functions 2019-08-09 17:01:08 +02:00
Leonardo Alt
369f8cd97f [SMTChecker] CHC create function return variables 2019-08-05 12:36:51 +02:00
Leonardo
11632966c9
Merge pull request #7171 from ethereum/smt_fix_compound_bitwise
[SMTChecker] Fix ICE compound bitwise op inside branch
2019-08-05 12:15:01 +02:00
Leonardo Alt
d5fb8cf58a [SMTChecker] Fix ICE compound bitwise op inside branch 2019-08-02 20:02:39 +02:00
Leonardo Alt
7b5863e583 Do not erase knowledge about storage pointers when another pointer is assigned 2019-08-02 13:09:06 +02:00
chriseth
04f298fd0e
Merge pull request #7132 from ethereum/smt_acc_solver
[SMTChecker] EncodingContext config flag to accumulate assertions
2019-08-01 13:04:37 +02:00
Leonardo Alt
44d7c6976a Erase pointer knowledge properly inside loops 2019-07-30 12:47:50 +02:00
Leonardo
00accd9daa
Merge pull request #7141 from ethereum/smt_fix_json
[SMTChecker] Reset SSA index to 0 instead of increasing in context reset
2019-07-29 10:20:06 +02:00
Leonardo
0197a200cd
Merge pull request #7142 from ethereum/smt_init_numbers
[SMTChecker] Initialize all number types with 0
2019-07-29 10:19:17 +02:00
Leonardo Alt
847f574e22 [SMTChecker] Fix ICE when inlining function with tuple expression 2019-07-26 16:29:29 +02:00
Leonardo Alt
cd5a5b3686 [SMTChecker] Initialize all number types with 0 2019-07-25 15:15:18 +02:00
Leonardo Alt
6bcbeb1d23 [SMTChecker] Reset SSA index to 0 instead of increasing in context reset 2019-07-25 14:16:34 +02:00
Leonardo
264035f0dd
Merge pull request #7120 from ethereum/smt_refactor_inlining
[SMTChecker] Refactor function inlining
2019-07-22 14:20:32 +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
Leonardo Alt
382df64899 [SMTChecker] Refactor function inlining 2019-07-18 13:56:48 +02:00
Leonardo Alt
71144d0d39 [CHCChecker] Add CHCSolverInterface and Z3CHCSolverInterface 2019-07-15 17:31:39 +02:00
Leonardo
75eb67c3e0
Merge pull request #7050 from ethereum/smt_set_solver
[SMTChecker] EncodingContext's solver needs to be set dynamically
2019-07-08 15:19:55 +02:00
Leonardo Alt
96b0c4c148 [SMTChecker] New VariableUsage flag to inline functions 2019-07-08 14:40:33 +02:00
Leonardo Alt
01570bbc8c EncodingContext's solver needs to be set dynamically 2019-07-08 14:40:15 +02:00
chriseth
25928767b7
Merge pull request #7058 from ethereum/smt_reset_context
[SMTChecker] Clear encoding context before engine starts
2019-07-08 12:36:50 +02:00
Leonardo Alt
be663680d4 [SMTChecker] Clear encoding context before engine starts 2019-07-08 11:56:04 +02:00
Leonardo Alt
4aebdcc442 [SMTChecker] Allow FunctionSort to be created via sort and not type 2019-07-04 12:00:24 +02:00
Leonardo Alt
934e00d235 [SMTChecker] SymbolicVariables use EncodingContext to declare SMT vars 2019-07-03 16:05:56 +02:00
chriseth
817852c650
Merge pull request #7030 from ethereum/smt_move_solver
[SMTChecker] Move solver from SMTEncoder to BMC
2019-07-02 14:08:55 +02:00
chriseth
e542e46163
Merge pull request #7022 from ethereum/smt_create_expr
[SMTChecker] Always create symbolic expression
2019-07-02 14:07:24 +02:00
chriseth
ca10b59b25
Merge pull request #7020 from ethereum/smt_fix_callstack_message
[SMTChecker] Fix wrong assertion in callstack message
2019-07-02 13:47:49 +02:00
Leonardo Alt
b0818bd002 [SMTChecker] Move solver pointer from SMTEncoder to BMC 2019-07-02 12:06:52 +02:00
Leonardo Alt
fb3c85633b Always create symbolic expression 2019-07-01 16:25:33 +02:00
Leonardo Alt
75663dc91e [SMTChecker] Fix require with message 2019-07-01 16:17:06 +02:00
Leonardo Alt
6606a13ed2 [SMTChecker] Remove unsound assertion (too strong) 2019-07-01 16:16:39 +02:00
Leonardo Alt
3cb4ed83c1 [SMTChecker] Split SMTChecker into SMTEncoder and BMC 2019-07-01 15:05:03 +02:00
Leonardo Alt
a28b84fdc3 [SMTChecker] Add a more general VerificationTarget 2019-06-27 10:31:50 +02:00
Leonardo Alt
48d6729164 [SMTChecker] Remove overflow check for assignments 2019-06-24 17:58:56 +02:00
Leonardo Alt
ed275fd760 [SMTChecker] Collect assertions in EncodingContext 2019-06-24 15:03:00 +02:00
Leonardo Alt
1221eeebf1 [SMTChecker] Report malformed expressions more precisely 2019-06-06 11:54:29 +02:00
Leonardo Alt
f281c94b42 [SMTChecker] Test that non-Boolean literals are actually integers 2019-06-05 10:51:05 +02:00
Leonardo
3a3316393e
Merge pull request #6897 from ethereum/smt_check_pragma_earlier
[SMTChecker] Exit early if no pragma
2019-06-05 10:26:25 +02:00
Leonardo
c39ea56f93
Merge pull request #6896 from ethereum/smt_use_portfolio
[SMTChecker] Use SMTPortfolio directly
2019-06-05 10:26:05 +02:00
Leonardo
155af48b9d
Merge pull request #6895 from ethereum/smt_keep_assertions
[SMTChecker] Keep a copy of assertions that are added to the solvers
2019-06-05 10:25:45 +02:00
Leonardo Alt
4de1e20954 [SMTChecker] Exit early if no pragma 2019-06-04 17:12:15 +02:00
Leonardo Alt
91653526bb [SMTChecker] Use SMTPortfolio directly instead of pointer to SolverInterface 2019-06-04 17:10:52 +02:00
Leonardo Alt
31ef421fff [SMTChecker] Keep a copy of assertions that are added to the solvers 2019-06-04 17:09:04 +02:00