./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf96ccf42beeb32dd4ada276d6687a251a0093c06fe1150e921bbfebb3df0607 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:37:00,273 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:37:00,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:37:00,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:37:00,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:37:00,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:37:00,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:37:00,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:37:00,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:37:00,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:37:00,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:37:00,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:37:00,401 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:37:00,401 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:37:00,401 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:37:00,401 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:37:00,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:37:00,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:37:00,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:37:00,402 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:37:00,402 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:37:00,402 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:37:00,402 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:37:00,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:37:00,403 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:37:00,405 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:37:00,405 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:37:00,405 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:37:00,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:37:00,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:37:00,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:37:00,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:37:00,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:37:00,406 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:37:00,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:37:00,406 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf96ccf42beeb32dd4ada276d6687a251a0093c06fe1150e921bbfebb3df0607 [2024-11-13 22:37:00,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:37:00,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:37:00,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:37:00,774 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:37:00,775 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:37:00,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound2.c Unable to find full path for "g++" [2024-11-13 22:37:02,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:37:03,057 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:37:03,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound2.c [2024-11-13 22:37:03,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/data/89ed715a9/1b0e1a6ac4484957ab2b9f70c30a6c82/FLAG64e47602d [2024-11-13 22:37:03,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/data/89ed715a9/1b0e1a6ac4484957ab2b9f70c30a6c82 [2024-11-13 22:37:03,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:37:03,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:37:03,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:37:03,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:37:03,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:37:03,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec77d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03, skipping insertion in model container [2024-11-13 22:37:03,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,134 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:37:03,336 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:37:03,349 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:37:03,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:37:03,393 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:37:03,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03 WrapperNode [2024-11-13 22:37:03,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:37:03,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:37:03,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:37:03,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:37:03,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,432 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 158 [2024-11-13 22:37:03,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:37:03,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:37:03,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:37:03,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:37:03,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,457 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:37:03,478 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:37:03,478 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:37:03,478 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:37:03,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:03" (1/1) ... [2024-11-13 22:37:03,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:37:03,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:37:03,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:37:03,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46dbf7c-7e18-4526-82cd-be24e9c730e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:37:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:37:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:37:03,550 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:37:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:37:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:37:03,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:37:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:37:03,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:37:03,623 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:37:03,625 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:37:04,604 INFO L? ?]: Removed 200 outVars from TransFormulas that were not future-live. [2024-11-13 22:37:04,604 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:37:04,680 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:37:04,680 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:37:04,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:04 BoogieIcfgContainer [2024-11-13 22:37:04,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:37:04,681 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:37:04,681 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:37:04,699 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:37:04,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:04" (1/1) ... [2024-11-13 22:37:04,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:37:04,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:04,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2024-11-13 22:37:04,788 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 22:37:04,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:37:04,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:04,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:04,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:04,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:37:04,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:05,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:37:05,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:05,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2024-11-13 22:37:05,388 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 22:37:05,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:37:05,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:05,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:05,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:37:05,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:05,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:37:05,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:05,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2024-11-13 22:37:05,931 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 22:37:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:37:05,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:05,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:06,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:37:06,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:06,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2024-11-13 22:37:06,014 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2024-11-13 22:37:06,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:37:06,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:06,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:06,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:37:06,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:37:06,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:06,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2024-11-13 22:37:06,217 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2024-11-13 22:37:06,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:37:06,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:06,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:06,471 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:07,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 159 states and 172 transitions. [2024-11-13 22:37:07,507 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 22:37:07,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:37:07,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:07,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:07,628 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:07,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:07,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 160 states and 173 transitions. [2024-11-13 22:37:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 22:37:07,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:37:07,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:07,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:07,832 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:07,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 174 transitions. [2024-11-13 22:37:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 22:37:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:37:07,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:07,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:08,081 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:37:09,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:09,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 166 states and 181 transitions. [2024-11-13 22:37:09,186 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 181 transitions. [2024-11-13 22:37:09,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:37:09,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:09,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:09,462 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:09,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 169 states and 186 transitions. [2024-11-13 22:37:09,942 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 186 transitions. [2024-11-13 22:37:09,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:37:09,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:09,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:10,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:10,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 173 states and 193 transitions. [2024-11-13 22:37:10,831 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 193 transitions. [2024-11-13 22:37:10,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:37:10,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:10,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:10,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:37:10,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:10,948 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 178 states and 202 transitions. [2024-11-13 22:37:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 202 transitions. [2024-11-13 22:37:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:37:11,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:11,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:11,677 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:11,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 179 states and 202 transitions. [2024-11-13 22:37:11,801 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 202 transitions. [2024-11-13 22:37:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:37:11,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:11,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:11,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:37:11,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:11,872 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:11,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:11,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 180 states and 203 transitions. [2024-11-13 22:37:11,895 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 203 transitions. [2024-11-13 22:37:11,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:37:11,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:11,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:12,301 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:37:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:15,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 192 states and 222 transitions. [2024-11-13 22:37:15,600 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 222 transitions. [2024-11-13 22:37:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:37:15,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:15,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:15,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:37:15,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:15,955 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:19,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 205 states and 241 transitions. [2024-11-13 22:37:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 241 transitions. [2024-11-13 22:37:19,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:37:19,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:19,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:19,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:37:19,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:23,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:23,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 220 states and 265 transitions. [2024-11-13 22:37:23,554 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 265 transitions. [2024-11-13 22:37:23,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:37:23,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:23,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:23,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:37:23,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:23,667 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:23,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:23,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 221 states and 266 transitions. [2024-11-13 22:37:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 266 transitions. [2024-11-13 22:37:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:37:23,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:23,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:23,751 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:37:23,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:24,063 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:30,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:30,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 238 states and 293 transitions. [2024-11-13 22:37:30,202 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 293 transitions. [2024-11-13 22:37:30,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:37:30,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:30,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:30,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:37:30,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:30,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:35,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:35,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 256 states and 322 transitions. [2024-11-13 22:37:35,682 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 322 transitions. [2024-11-13 22:37:35,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:37:35,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:35,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:35,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:37:35,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:35,958 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:36,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:36,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 259 states and 327 transitions. [2024-11-13 22:37:36,754 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 327 transitions. [2024-11-13 22:37:36,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 22:37:36,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:36,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:36,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:37:36,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:37,368 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:37:41,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 260 states and 328 transitions. [2024-11-13 22:37:41,385 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 328 transitions. [2024-11-13 22:37:41,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:37:41,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:41,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:41,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:37:41,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:37:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:53,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 282 states and 363 transitions. [2024-11-13 22:37:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 363 transitions. [2024-11-13 22:37:53,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:37:53,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:53,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:53,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:37:53,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:53,177 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:37:53,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:53,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 283 states and 364 transitions. [2024-11-13 22:37:53,208 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 364 transitions. [2024-11-13 22:37:53,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:37:53,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:53,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:53,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:37:53,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:38:08,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:08,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 307 states and 402 transitions. [2024-11-13 22:38:08,134 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 402 transitions. [2024-11-13 22:38:08,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:38:08,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:08,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:38:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:38:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:38:08,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:38:08,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:38:08,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:38:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 332 states and 442 transitions. [2024-11-13 22:38:19,451 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 442 transitions. [2024-11-13 22:38:19,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 22:38:19,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:19,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:38:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:38:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:38:19,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:38:19,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:38:19,817 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:38:21,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:21,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 335 states and 447 transitions. [2024-11-13 22:38:21,160 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 447 transitions. [2024-11-13 22:38:21,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 22:38:21,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:21,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:38:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:38:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:38:21,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:38:21,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:38:22,609 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:38:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:27,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 336 states and 448 transitions. [2024-11-13 22:38:27,090 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 448 transitions. [2024-11-13 22:38:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 22:38:27,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:27,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:38:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:38:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:38:27,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:38:27,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:38:27,183 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 22:38:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:27,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 338 states and 451 transitions. [2024-11-13 22:38:27,222 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 451 transitions. [2024-11-13 22:38:27,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 22:38:27,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:27,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:38:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:38:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:38:27,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:38:27,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:38:27,320 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 22:38:27,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:27,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 339 states and 452 transitions. [2024-11-13 22:38:27,358 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 452 transitions. [2024-11-13 22:38:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 22:38:27,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:27,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:38:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:38:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:38:27,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:38:27,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:38:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 22:38:49,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:49,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 370 states and 500 transitions. [2024-11-13 22:38:49,725 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 500 transitions. [2024-11-13 22:38:49,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 22:38:49,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:49,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:38:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:38:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:38:49,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:38:49,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:40:12,720 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 22:46:46,427 WARN L286 SmtUtils]: Spent 2.62m on a formula simplification. DAG size of input: 39 DAG size of output: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)