./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5.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_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/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_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/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_01d2d085-af1d-401d-b2f9-263f0b7e8889/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 43f8392da149a5e37da963296eece1aed541fa66405941aca1908b78e9471c4c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:46:31,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:46:31,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-05 22:46:31,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:46:31,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:46:31,918 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:46:31,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:46:31,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:46:31,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:46:31,919 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:46:31,920 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:46:31,921 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:46:31,921 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:46:31,921 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:46:31,921 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:46:31,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:46:31,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:46:31,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:46:31,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:46:31,921 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:46:31,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:46:31,922 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_01d2d085-af1d-401d-b2f9-263f0b7e8889/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 -> 43f8392da149a5e37da963296eece1aed541fa66405941aca1908b78e9471c4c [2024-12-05 22:46:32,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:46:32,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:46:32,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:46:32,192 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:46:32,192 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:46:32,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5.i [2024-12-05 22:46:34,847 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/data/86c3be031/1d96bb42304b45be886e86baed1eddf3/FLAG4bd11f563 [2024-12-05 22:46:35,106 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:46:35,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/sv-benchmarks/c/ldv-memsafety/memleaks_test22_5.i [2024-12-05 22:46:35,118 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/data/86c3be031/1d96bb42304b45be886e86baed1eddf3/FLAG4bd11f563 [2024-12-05 22:46:35,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/data/86c3be031/1d96bb42304b45be886e86baed1eddf3 [2024-12-05 22:46:35,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:46:35,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:46:35,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:46:35,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:46:35,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:46:35,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ac6eda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35, skipping insertion in model container [2024-12-05 22:46:35,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,456 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:46:35,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:46:35,746 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:46:35,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:46:35,830 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:46:35,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35 WrapperNode [2024-12-05 22:46:35,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:46:35,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:46:35,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:46:35,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:46:35,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,873 INFO L138 Inliner]: procedures = 166, calls = 72, calls flagged for inlining = 33, calls inlined = 25, statements flattened = 182 [2024-12-05 22:46:35,873 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:46:35,874 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:46:35,874 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:46:35,874 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:46:35,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,893 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,896 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,901 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:46:35,902 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:46:35,902 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:46:35,902 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:46:35,903 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:35" (1/1) ... [2024-12-05 22:46:35,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:46:35,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:46:35,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:46:35,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:46:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 22:46:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 22:46:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 22:46:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:46:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 22:46:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 22:46:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:46:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-05 22:46:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:46:35,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:46:36,057 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:46:36,058 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:46:36,360 INFO L? ?]: Removed 193 outVars from TransFormulas that were not future-live. [2024-12-05 22:46:36,360 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:46:36,424 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:46:36,424 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:46:36,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:46:36 BoogieIcfgContainer [2024-12-05 22:46:36,425 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:46:36,425 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:46:36,425 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:46:36,434 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:46:36,434 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:46:36" (1/1) ... [2024-12-05 22:46:36,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:46:36,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:36,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-12-05 22:46:36,479 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-12-05 22:46:36,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:46:36,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:36,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:36,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:36,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:36,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2024-12-05 22:46:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2024-12-05 22:46:36,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:46:36,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:36,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:36,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:37,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:37,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2024-12-05 22:46:37,165 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2024-12-05 22:46:37,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:46:37,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:37,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:37,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:37,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:37,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-12-05 22:46:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-12-05 22:46:37,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:46:37,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:37,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:37,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:37,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-12-05 22:46:37,627 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-12-05 22:46:37,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:46:37,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:37,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:37,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:38,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:38,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 86 states and 97 transitions. [2024-12-05 22:46:38,382 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2024-12-05 22:46:38,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:46:38,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:38,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:38,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:39,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:39,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 85 states and 96 transitions. [2024-12-05 22:46:39,043 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2024-12-05 22:46:39,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:46:39,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:39,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:39,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:40,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 84 states and 95 transitions. [2024-12-05 22:46:40,622 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2024-12-05 22:46:40,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:46:40,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:40,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:40,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:41,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:41,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 83 states and 94 transitions. [2024-12-05 22:46:41,030 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2024-12-05 22:46:41,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:46:41,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:41,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:42,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 82 states and 93 transitions. [2024-12-05 22:46:42,442 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2024-12-05 22:46:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:46:42,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:42,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:42,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:43,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:43,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2024-12-05 22:46:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2024-12-05 22:46:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:46:43,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:43,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:43,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 81 states and 91 transitions. [2024-12-05 22:46:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2024-12-05 22:46:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:46:43,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:43,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:43,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:44,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 80 states and 90 transitions. [2024-12-05 22:46:44,408 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2024-12-05 22:46:44,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:46:44,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:44,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:44,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:45,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:45,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2024-12-05 22:46:45,553 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2024-12-05 22:46:45,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:46:45,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:45,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:45,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:47,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:47,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 82 states and 91 transitions. [2024-12-05 22:46:47,208 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2024-12-05 22:46:47,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:46:47,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:47,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:47,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:49,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:49,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 81 states and 90 transitions. [2024-12-05 22:46:49,585 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2024-12-05 22:46:49,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:46:49,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:49,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:54,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:54,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-12-05 22:46:54,715 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-12-05 22:46:54,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:46:54,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:54,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:54,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:54,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:54,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2024-12-05 22:46:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2024-12-05 22:46:54,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:46:54,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:54,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:54,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-12-05 22:46:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-12-05 22:46:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:46:55,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:55,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:56,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:59,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2024-12-05 22:46:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2024-12-05 22:46:59,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:46:59,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:59,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:59,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:01,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:01,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 75 states and 83 transitions. [2024-12-05 22:47:01,486 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2024-12-05 22:47:01,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:47:01,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:01,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:05,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2024-12-05 22:47:05,069 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2024-12-05 22:47:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:47:05,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:05,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:14,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2024-12-05 22:47:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2024-12-05 22:47:14,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:47:14,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:14,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:16,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:27,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:27,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 72 states and 80 transitions. [2024-12-05 22:47:27,190 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2024-12-05 22:47:27,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:47:27,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:27,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:28,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:31,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:31,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 76 states and 87 transitions. [2024-12-05 22:47:31,810 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 87 transitions. [2024-12-05 22:47:31,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:47:31,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:31,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:36,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2024-12-05 22:47:36,964 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2024-12-05 22:47:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:47:36,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:36,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:36,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:38,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2024-12-05 22:47:38,411 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2024-12-05 22:47:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:47:38,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:38,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:38,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:41,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2024-12-05 22:47:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2024-12-05 22:47:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:47:41,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:41,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:41,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:41,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:41,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2024-12-05 22:47:41,149 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2024-12-05 22:47:41,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:47:41,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:41,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:41,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:41,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:41,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 78 states and 92 transitions. [2024-12-05 22:47:41,227 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2024-12-05 22:47:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:47:41,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:41,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:41,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:43,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2024-12-05 22:47:43,289 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2024-12-05 22:47:43,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:47:43,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:43,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:44,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:45,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:45,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2024-12-05 22:47:45,927 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2024-12-05 22:47:45,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:47:45,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:45,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:46,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:48,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 81 states and 95 transitions. [2024-12-05 22:47:48,054 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2024-12-05 22:47:48,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:47:48,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:48,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:51,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2024-12-05 22:47:51,018 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2024-12-05 22:47:51,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 22:47:51,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:51,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:51,818 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:53,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 83 states and 97 transitions. [2024-12-05 22:47:53,624 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2024-12-05 22:47:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:47:53,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:53,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:54,254 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:55,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:55,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 84 states and 98 transitions. [2024-12-05 22:47:55,881 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 98 transitions. [2024-12-05 22:47:55,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 22:47:55,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:55,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:56,437 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:58,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:58,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 85 states and 99 transitions. [2024-12-05 22:47:58,048 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2024-12-05 22:47:58,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 22:47:58,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:58,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:02,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:02,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 100 transitions. [2024-12-05 22:48:02,081 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2024-12-05 22:48:02,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:48:02,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:02,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:04,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:04,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 87 states and 101 transitions. [2024-12-05 22:48:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2024-12-05 22:48:04,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:48:04,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:04,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:05,450 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 88 states and 102 transitions. [2024-12-05 22:48:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2024-12-05 22:48:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 22:48:07,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:07,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:07,962 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:09,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:09,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 89 states and 103 transitions. [2024-12-05 22:48:09,639 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 103 transitions. [2024-12-05 22:48:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:48:09,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:09,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:11,282 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:13,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:13,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 90 states and 104 transitions. [2024-12-05 22:48:13,903 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2024-12-05 22:48:13,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 22:48:13,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:13,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:15,092 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:17,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:17,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 91 states and 105 transitions. [2024-12-05 22:48:17,290 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2024-12-05 22:48:17,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 22:48:17,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:17,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:18,223 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:20,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 92 states and 106 transitions. [2024-12-05 22:48:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 106 transitions. [2024-12-05 22:48:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:48:20,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:20,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:20,972 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:22,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:22,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 93 states and 107 transitions. [2024-12-05 22:48:22,815 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 107 transitions. [2024-12-05 22:48:22,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 22:48:22,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:22,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:33,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:33,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 94 states and 108 transitions. [2024-12-05 22:48:33,585 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2024-12-05 22:48:33,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:48:33,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:33,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:45,975 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 15 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:49:42,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 93 states and 107 transitions. [2024-12-05 22:49:42,871 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 107 transitions. [2024-12-05 22:49:42,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:49:42,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:42,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:49:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:45,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:45,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 96 states and 112 transitions. [2024-12-05 22:49:45,543 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2024-12-05 22:49:45,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:49:45,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:45,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:49:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:46,006 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:48,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 99 states and 117 transitions. [2024-12-05 22:49:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 117 transitions. [2024-12-05 22:49:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:49:48,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:48,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:49:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:03,568 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 91 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:51:08,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:08,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2024-12-05 22:51:08,801 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2024-12-05 22:51:08,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-05 22:51:08,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:08,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:09,526 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:19,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 102 states and 122 transitions. [2024-12-05 22:51:19,631 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 122 transitions. [2024-12-05 22:51:19,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:51:19,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:19,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:29,683 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:52:05,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:05,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 109 states and 135 transitions. [2024-12-05 22:52:05,971 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 135 transitions. [2024-12-05 22:52:05,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:52:05,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:05,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:52:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:52:20,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 118 states and 148 transitions. [2024-12-05 22:52:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 148 transitions. [2024-12-05 22:52:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:52:20,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:20,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:52:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:20,291 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:52:20,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:20,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 117 states and 147 transitions. [2024-12-05 22:52:20,320 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 147 transitions. [2024-12-05 22:52:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:52:20,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:20,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:52:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:52:31,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:31,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 105 states and 120 transitions. [2024-12-05 22:52:31,214 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 120 transitions. [2024-12-05 22:52:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:52:31,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:31,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:52:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:52:31,254 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:52:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:52:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:52:33,629 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:52:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:52:41,641 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 55 iterations. [2024-12-05 22:52:41,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:52:41 ImpRootNode [2024-12-05 22:52:41,673 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:52:41,673 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:52:41,673 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:52:41,674 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:52:41,674 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:46:36" (3/4) ... [2024-12-05 22:52:41,675 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 22:52:41,712 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 40. [2024-12-05 22:52:41,769 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:52:41,769 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:52:41,769 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:52:41,770 INFO L158 Benchmark]: Toolchain (without parser) took 366346.04ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 116.5MB in the beginning and 465.8MB in the end (delta: -349.3MB). Peak memory consumption was 821.6MB. Max. memory is 16.1GB. [2024-12-05 22:52:41,770 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:52:41,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.28ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 94.7MB in the end (delta: 21.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:52:41,771 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.19ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 92.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:52:41,771 INFO L158 Benchmark]: Boogie Preprocessor took 27.58ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 90.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:52:41,772 INFO L158 Benchmark]: RCFGBuilder took 522.51ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 109.5MB in the end (delta: -19.3MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-12-05 22:52:41,772 INFO L158 Benchmark]: CodeCheck took 365247.67ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 109.5MB in the beginning and 473.9MB in the end (delta: -364.5MB). Peak memory consumption was 815.7MB. Max. memory is 16.1GB. [2024-12-05 22:52:41,772 INFO L158 Benchmark]: Witness Printer took 95.93ms. Allocated memory is still 1.3GB. Free memory was 473.9MB in the beginning and 465.8MB in the end (delta: 8.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:52:41,774 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, 78 locations, 33 error locations. Started 1 CEGAR loops. OverallTime: 365.2s, OverallIterations: 55, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7683 SdHoareTripleChecker+Valid, 47.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5998 mSDsluCounter, 2923 SdHoareTripleChecker+Invalid, 42.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2106 mSDsCounter, 9108 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36369 IncrementalHoareTripleChecker+Invalid, 45477 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9108 mSolverCounterUnsat, 817 mSDtfsCounter, 36369 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10542 GetRequests, 8945 SyntacticMatches, 345 SemanticMatches, 1252 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 778862 ImplicationChecksByTransitivity, 337.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 68.7s InterpolantComputationTime, 1303 NumberOfCodeBlocks, 1303 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 1206 ConstructedInterpolants, 0 QuantifiedInterpolants, 7133 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 54 InterpolantComputations, 37 PerfectInterpolantSequences, 1058/1904 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) }; [L770] CALL entry_point() [L764] struct ldv_kobject *kobj; [L765] CALL, EXPR ldv_kobject_create() [L740] struct ldv_kobject *kobj; [L741] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L741] RET, EXPR ldv_malloc(sizeof(*kobj)) [L741] kobj = ldv_malloc(sizeof(*kobj)) [L742] COND FALSE !(!kobj) [L744] FCALL memset(kobj, 0, sizeof(*kobj)) [L745] CALL ldv_kobject_init(kobj) [L730] COND FALSE !(!kobj) [L733] CALL ldv_kobject_init_internal(kobj) [L723] COND FALSE !(!kobj) [L725] CALL ldv_kref_init(&kobj->kref) [L682] ((&kref->refcount)->counter) = (1) [L725] RET ldv_kref_init(&kobj->kref) [L726] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L540] list->next = list VAL [ldv_global_msg_list={1:0}, list={-1:4}] [L541] list->prev = list [L726] RET LDV_INIT_LIST_HEAD(&kobj->entry) [L733] RET ldv_kobject_init_internal(kobj) [L745] RET ldv_kobject_init(kobj) [L746] return kobj; VAL [\result={-1:0}, ldv_global_msg_list={1:0}] [L765] RET, EXPR ldv_kobject_create() [L765] kobj = ldv_kobject_create() [L766] CALL f_22_put(kobj) [L761] CALL ldv_kobject_put(kobj) [L711] COND TRUE \read(*kobj) [L712] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L690] CALL, EXPR ldv_kref_sub(kref, 1, release) [L674] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L665] int temp; VAL [i=1, ldv_global_msg_list={1:0}, v={-1:12}] [L666] EXPR v->counter [L666] temp = v->counter [L667] temp -= i VAL [ldv_global_msg_list={1:0}, temp=0, v={-1:12}] [L668] v->counter = temp [L669] return temp; [L674] RET, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L674] COND TRUE (ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0) [L675] CALL release(kref) [L706] const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); [L706] { const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) );} [L706] struct ldv_kobject *kobj = ({ const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) );}); [L707] CALL ldv_kobject_cleanup(kobj) [L699] EXPR kobj->name [L699] char *name = kobj->name; [L700] free(kobj) VAL [ldv_global_msg_list={1:0}, name={0:0}] [L700] free(kobj) VAL [ldv_global_msg_list={1:0}, name={0:0}] [L700] free(kobj) [L701] COND FALSE !(\read(*name)) VAL [ldv_global_msg_list={1:0}] [L707] RET ldv_kobject_cleanup(kobj) [L675] RET release(kref) [L676] return 1; VAL [\result=1, ldv_global_msg_list={1:0}] [L690] RET, EXPR ldv_kref_sub(kref, 1, release) [L690] return ldv_kref_sub(kref, 1, release); [L712] RET ldv_kref_put(&kobj->kref, ldv_kobject_release) [L761] RET ldv_kobject_put(kobj) [L766] RET f_22_put(kobj) [L767] CALL ldv_kobject_put(kobj) [L711] COND TRUE \read(*kobj) [L712] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L690] CALL ldv_kref_sub(kref, 1, release) [L674] CALL ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L665] int temp; VAL [i=1, ldv_global_msg_list={1:0}, v={-1:12}] [L666] v->counter * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.28ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 94.7MB in the end (delta: 21.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.19ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 92.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.58ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 90.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 522.51ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 109.5MB in the end (delta: -19.3MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. * CodeCheck took 365247.67ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 109.5MB in the beginning and 473.9MB in the end (delta: -364.5MB). Peak memory consumption was 815.7MB. Max. memory is 16.1GB. * Witness Printer took 95.93ms. Allocated memory is still 1.3GB. Free memory was 473.9MB in the beginning and 465.8MB in the end (delta: 8.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 22:52:41,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d2d085-af1d-401d-b2f9-263f0b7e8889/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)