./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test14_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test14_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 12d7333ecc5650929161cd50df756e255d5b3c2b6fe8799d2d7337cf38a3a1cb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:57:00,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:57:00,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 00:57:00,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:57:00,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:57:00,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:57:00,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:57:00,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:57:00,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:57:00,488 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:57:00,488 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:57:00,488 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:57:00,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:57:00,488 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 00:57:00,488 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 00:57:00,489 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 00:57:00,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:57:00,489 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:57:00,489 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:57:00,489 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:57:00,489 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:57:00,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:57:00,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:57:00,489 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:57:00,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:57:00,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:57:00,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:57:00,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:57:00,490 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:57:00,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:57:00,490 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_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 12d7333ecc5650929161cd50df756e255d5b3c2b6fe8799d2d7337cf38a3a1cb [2024-12-06 00:57:00,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:57:00,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:57:00,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:57:00,706 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:57:00,706 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:57:00,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-memsafety/memleaks_test14_3.i [2024-12-06 00:57:03,350 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/data/c5ddc6510/f876716b66314d13bb9182a0d2c8f8a0/FLAG6a7a35fab [2024-12-06 00:57:03,584 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:57:03,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/sv-benchmarks/c/ldv-memsafety/memleaks_test14_3.i [2024-12-06 00:57:03,597 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/data/c5ddc6510/f876716b66314d13bb9182a0d2c8f8a0/FLAG6a7a35fab [2024-12-06 00:57:03,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/data/c5ddc6510/f876716b66314d13bb9182a0d2c8f8a0 [2024-12-06 00:57:03,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:57:03,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:57:03,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:57:03,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:57:03,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:57:03,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:57:03" (1/1) ... [2024-12-06 00:57:03,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fea14cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:03, skipping insertion in model container [2024-12-06 00:57:03,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:57:03" (1/1) ... [2024-12-06 00:57:03,650 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:57:03,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:57:03,939 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:57:03,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:57:04,022 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:57:04,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04 WrapperNode [2024-12-06 00:57:04,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:57:04,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:57:04,024 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:57:04,024 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:57:04,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,057 INFO L138 Inliner]: procedures = 167, calls = 79, calls flagged for inlining = 33, calls inlined = 10, statements flattened = 81 [2024-12-06 00:57:04,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:57:04,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:57:04,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:57:04,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:57:04,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,070 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,071 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,073 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,074 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:57:04,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:57:04,076 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:57:04,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:57:04,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:57:04,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:57:04,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:57:04,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:57:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:57:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:57:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:57:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:57:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:57:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:57:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 00:57:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:57:04,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:57:04,231 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:57:04,233 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:57:04,452 INFO L? ?]: Removed 97 outVars from TransFormulas that were not future-live. [2024-12-06 00:57:04,452 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:57:04,515 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:57:04,515 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:57:04,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:57:04 BoogieIcfgContainer [2024-12-06 00:57:04,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:57:04,516 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:57:04,516 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:57:04,526 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:57:04,527 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:57:04" (1/1) ... [2024-12-06 00:57:04,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:57:04,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:04,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2024-12-06 00:57:04,585 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2024-12-06 00:57:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:57:04,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:04,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:04,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2024-12-06 00:57:04,959 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2024-12-06 00:57:04,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:57:04,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:04,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:05,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:05,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:05,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2024-12-06 00:57:05,412 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2024-12-06 00:57:05,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:57:05,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:05,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:05,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:05,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:05,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2024-12-06 00:57:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2024-12-06 00:57:05,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:57:05,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:05,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:05,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:06,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:06,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2024-12-06 00:57:06,522 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2024-12-06 00:57:06,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:57:06,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:06,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:06,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:07,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:07,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2024-12-06 00:57:07,326 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2024-12-06 00:57:07,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:57:07,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:07,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:07,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:08,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2024-12-06 00:57:08,571 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2024-12-06 00:57:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:57:08,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:08,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:08,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:09,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:09,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2024-12-06 00:57:09,794 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2024-12-06 00:57:09,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:57:09,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:09,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:10,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:11,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:11,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2024-12-06 00:57:11,767 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2024-12-06 00:57:11,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:57:11,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:11,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:13,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2024-12-06 00:57:13,469 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2024-12-06 00:57:13,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:57:13,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:13,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:14,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:16,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2024-12-06 00:57:16,069 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2024-12-06 00:57:16,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:57:16,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:16,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:16,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:18,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:18,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2024-12-06 00:57:18,882 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2024-12-06 00:57:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:57:18,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:18,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:18,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:18,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:18,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2024-12-06 00:57:18,914 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2024-12-06 00:57:18,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:57:18,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:18,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:20,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:20,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2024-12-06 00:57:20,109 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2024-12-06 00:57:20,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:57:20,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:20,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:20,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:21,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:21,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 67 transitions. [2024-12-06 00:57:21,690 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2024-12-06 00:57:21,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:57:21,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:21,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:22,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:25,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:25,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2024-12-06 00:57:25,770 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2024-12-06 00:57:25,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:57:25,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:25,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:32,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2024-12-06 00:57:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2024-12-06 00:57:32,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:57:32,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:32,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:35,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:35,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2024-12-06 00:57:35,886 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2024-12-06 00:57:35,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:57:35,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:35,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:39,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:39,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2024-12-06 00:57:39,069 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2024-12-06 00:57:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:57:39,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:39,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:47,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:47,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2024-12-06 00:57:47,707 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2024-12-06 00:57:47,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:57:47,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:47,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:49,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:54,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:54,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2024-12-06 00:57:54,699 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2024-12-06 00:57:54,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:57:54,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:54,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:54,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:55,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:55,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2024-12-06 00:57:55,463 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2024-12-06 00:57:55,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:57:55,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:55,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:55,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:58,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:58,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2024-12-06 00:57:58,180 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2024-12-06 00:57:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:57:58,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:58,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:59,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:59,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 66 transitions. [2024-12-06 00:57:59,819 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2024-12-06 00:57:59,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:57:59,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:59,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:01,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:09,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:09,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2024-12-06 00:58:09,451 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2024-12-06 00:58:09,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:58:09,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:09,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:09,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 50 states and 67 transitions. [2024-12-06 00:58:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2024-12-06 00:58:10,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:58:10,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:10,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:12,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:12,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2024-12-06 00:58:12,395 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2024-12-06 00:58:12,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:58:12,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:12,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:12,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:12,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2024-12-06 00:58:12,424 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2024-12-06 00:58:12,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:58:12,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:12,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:13,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:15,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:15,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 50 states and 67 transitions. [2024-12-06 00:58:15,936 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2024-12-06 00:58:15,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:58:15,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:15,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:18,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:26,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 54 states and 77 transitions. [2024-12-06 00:58:26,356 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2024-12-06 00:58:26,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:58:26,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:26,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:29,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:39,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:39,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2024-12-06 00:58:39,901 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2024-12-06 00:58:39,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:58:39,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:39,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:42,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:42,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 58 states and 88 transitions. [2024-12-06 00:58:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 88 transitions. [2024-12-06 00:58:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:58:42,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:42,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:45,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:54,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:54,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2024-12-06 00:58:54,745 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2024-12-06 00:58:54,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:58:54,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:54,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:54,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:58:58,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:58,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 58 states and 87 transitions. [2024-12-06 00:58:58,649 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 87 transitions. [2024-12-06 00:58:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:58:58,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:58,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:59:17,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:17,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 63 states and 99 transitions. [2024-12-06 00:59:17,037 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 99 transitions. [2024-12-06 00:59:17,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:59:17,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:17,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:59:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:21,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:59:37,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:37,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 68 states and 113 transitions. [2024-12-06 00:59:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2024-12-06 00:59:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:59:37,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:37,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:59:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:59:59,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:59,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 73 states and 125 transitions. [2024-12-06 00:59:59,960 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 125 transitions. [2024-12-06 00:59:59,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:59:59,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:59,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:59:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:03,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:00:12,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:12,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 74 states and 127 transitions. [2024-12-06 01:00:12,279 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 127 transitions. [2024-12-06 01:00:12,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 01:00:12,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:12,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:00:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:14,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:00:22,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 77 states and 134 transitions. [2024-12-06 01:00:22,729 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 134 transitions. [2024-12-06 01:00:22,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 01:00:22,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:22,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:00:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:22,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:00:29,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:29,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 79 states and 138 transitions. [2024-12-06 01:00:29,433 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 138 transitions. [2024-12-06 01:00:29,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:00:29,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:29,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:00:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:32,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:00:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:58,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 86 states and 154 transitions. [2024-12-06 01:00:58,909 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 154 transitions. [2024-12-06 01:00:58,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:00:58,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:58,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:00:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:59,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:01:13,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:01:13,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 91 states and 165 transitions. [2024-12-06 01:01:13,037 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 165 transitions. [2024-12-06 01:01:13,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 01:01:13,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:01:13,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:01:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:13,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:01:25,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:01:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 96 states and 175 transitions. [2024-12-06 01:01:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 175 transitions. [2024-12-06 01:01:25,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 01:01:25,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:01:25,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:01:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:25,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:01:33,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:01:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 98 states and 179 transitions. [2024-12-06 01:01:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 179 transitions. [2024-12-06 01:01:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 01:01:33,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:01:33,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:01:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:01:33,067 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:01:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:01:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:01:33,252 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:01:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:01:33,321 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 44 iterations. [2024-12-06 01:01:33,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:01:33 ImpRootNode [2024-12-06 01:01:33,345 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:01:33,346 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:01:33,346 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:01:33,346 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:01:33,346 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:57:04" (3/4) ... [2024-12-06 01:01:33,347 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 01:01:33,380 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 18. [2024-12-06 01:01:33,425 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 01:01:33,426 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 01:01:33,426 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:01:33,426 INFO L158 Benchmark]: Toolchain (without parser) took 269812.45ms. Allocated memory was 117.4MB in the beginning and 880.8MB in the end (delta: 763.4MB). Free memory was 91.8MB in the beginning and 313.8MB in the end (delta: -222.0MB). Peak memory consumption was 542.0MB. Max. memory is 16.1GB. [2024-12-06 01:01:33,427 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:01:33,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.09ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 69.3MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:01:33,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.66ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 67.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:01:33,428 INFO L158 Benchmark]: Boogie Preprocessor took 18.22ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:01:33,428 INFO L158 Benchmark]: RCFGBuilder took 439.58ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 41.2MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:01:33,428 INFO L158 Benchmark]: CodeCheck took 268829.07ms. Allocated memory was 117.4MB in the beginning and 880.8MB in the end (delta: 763.4MB). Free memory was 41.2MB in the beginning and 318.2MB in the end (delta: -277.0MB). Peak memory consumption was 491.7MB. Max. memory is 16.1GB. [2024-12-06 01:01:33,429 INFO L158 Benchmark]: Witness Printer took 79.94ms. Allocated memory is still 880.8MB. Free memory was 318.2MB in the beginning and 313.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:01:33,430 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 46 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 268.8s, OverallIterations: 44, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2435 SdHoareTripleChecker+Valid, 38.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2168 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 34.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6987 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27671 IncrementalHoareTripleChecker+Invalid, 34658 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6987 mSolverCounterUnsat, 0 mSDtfsCounter, 27671 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4492 GetRequests, 3352 SyntacticMatches, 128 SemanticMatches, 1012 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459706 ImplicationChecksByTransitivity, 259.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 45.9s InterpolantComputationTime, 452 NumberOfCodeBlocks, 452 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 391 ConstructedInterpolants, 0 QuantifiedInterpolants, 4581 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 43 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L780] CALL entry_point() [L775] struct ldv_list_head list_14 = { &(list_14), &(list_14) }; [L776] CALL alloc_14(&list_14) [L762] CALL, EXPR ldv_malloc(sizeof(struct A14)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L762] RET, EXPR ldv_malloc(sizeof(struct A14)) [L762] struct A14 *p = (struct A14 *)ldv_malloc(sizeof(struct A14)); [L763] COND TRUE \read(*p) [L764] CALL ldv_list_add(&p->list, list) [L559] EXPR head->next [L559] CALL __ldv_list_add(new, head, head->next) [L547] next->prev = new VAL [ldv_global_msg_list={1:0}, new={-1:4}, next={5:0}, prev={5:0}] [L548] new->next = next VAL [ldv_global_msg_list={1:0}, new={-1:4}, prev={5:0}] [L549] new->prev = prev VAL [ldv_global_msg_list={1:0}, new={-1:4}, prev={5:0}] [L550] prev->next = new [L559] RET __ldv_list_add(new, head, head->next) [L764] RET ldv_list_add(&p->list, list) [L776] RET alloc_14(&list_14) [L777] CALL free_14(&list_14) [L768] struct A14 *p; VAL [ldv_global_msg_list={1:0}, plist={5:0}] [L769] EXPR (plist)->next [L769] const typeof( ((typeof(*p) *)0)->list ) *__mptr = ((plist)->next); [L769] { const typeof( ((typeof(*p) *)0)->list ) *__mptr = ((plist)->next); (typeof(*p) *)( (char *)__mptr - ((size_t) &((typeof(*p) *)0)->list) );} [L769] p = ({ const typeof( ((typeof(*p) *)0)->list ) *__mptr = ((plist)->next); (typeof(*p) *)( (char *)__mptr - ((size_t) &((typeof(*p) *)0)->list) );}) [L769] COND TRUE &p->list != (plist) [L770] CALL ldv_list_del(&p->list) [L567] EXPR entry->prev VAL [entry={-1:4}, ldv_global_msg_list={1:0}] [L567] EXPR entry->next [L567] CALL __ldv_list_del(entry->prev, entry->next) [L554] next->prev = prev VAL [ldv_global_msg_list={1:0}, next={5:0}, prev={5:0}] [L555] prev->next = next [L567] RET __ldv_list_del(entry->prev, entry->next) [L770] RET ldv_list_del(&p->list) [L771] free(p) VAL [ldv_global_msg_list={1:0}, p={-1:0}, plist={5:0}] [L771] free(p) VAL [ldv_global_msg_list={1:0}, p={-1:0}, plist={5:0}] [L771] free(p) [L769] (p)->list.next * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.09ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 69.3MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.66ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 67.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.22ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 439.58ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 41.2MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 268829.07ms. Allocated memory was 117.4MB in the beginning and 880.8MB in the end (delta: 763.4MB). Free memory was 41.2MB in the beginning and 318.2MB in the end (delta: -277.0MB). Peak memory consumption was 491.7MB. Max. memory is 16.1GB. * Witness Printer took 79.94ms. Allocated memory is still 880.8MB. Free memory was 318.2MB in the beginning and 313.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 01:01:33,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a4975da-e67f-4456-b6de-f67d7c65b7b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref)