./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/recursive-with-pointer/system-with-recursion.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_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/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_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/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_52b3fa5d-2c66-4db4-962d-9505f57feded/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 74e63e86abbcab22438f70ee6d7d7ef12eaada509b0f0a56fb5cf815aaf53aab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:45:39,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:45:39,917 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 04:45:39,922 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:45:39,922 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:45:39,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:45:39,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:45:39,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:45:39,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:45:39,942 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:45:39,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:45:39,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:45:39,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:45:39,942 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 04:45:39,942 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 04:45:39,942 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 04:45:39,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:45:39,943 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:45:39,943 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:45:39,943 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:45:39,943 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:45:39,943 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:45:39,943 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:45:39,943 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:45:39,943 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:45:39,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:45:39,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:45:39,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:45:39,944 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:45:39,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:45:39,944 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_52b3fa5d-2c66-4db4-962d-9505f57feded/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 -> 74e63e86abbcab22438f70ee6d7d7ef12eaada509b0f0a56fb5cf815aaf53aab [2024-12-06 04:45:40,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:45:40,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:45:40,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:45:40,174 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:45:40,174 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:45:40,175 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i [2024-12-06 04:45:42,844 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/data/94923d83f/d1ec8260adae48cfadca857cb0f04e05/FLAGcc5467063 [2024-12-06 04:45:43,098 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:45:43,099 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i [2024-12-06 04:45:43,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/data/94923d83f/d1ec8260adae48cfadca857cb0f04e05/FLAGcc5467063 [2024-12-06 04:45:43,125 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/data/94923d83f/d1ec8260adae48cfadca857cb0f04e05 [2024-12-06 04:45:43,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:45:43,129 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:45:43,130 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:45:43,130 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:45:43,135 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:45:43,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2690e525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43, skipping insertion in model container [2024-12-06 04:45:43,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:45:43,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:45:43,516 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:45:43,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:45:43,614 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:45:43,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43 WrapperNode [2024-12-06 04:45:43,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:45:43,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:45:43,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:45:43,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:45:43,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,670 INFO L138 Inliner]: procedures = 184, calls = 145, calls flagged for inlining = 20, calls inlined = 20, statements flattened = 347 [2024-12-06 04:45:43,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:45:43,671 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:45:43,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:45:43,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:45:43,680 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,702 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:45:43,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:45:43,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:45:43,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:45:43,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:45:43" (1/1) ... [2024-12-06 04:45:43,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:45:43,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:45:43,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:45:43,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:45:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:45:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure event_precess [2024-12-06 04:45:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure event_precess [2024-12-06 04:45:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:45:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:45:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure ASNull [2024-12-06 04:45:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ASNull [2024-12-06 04:45:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:45:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 04:45:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:45:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure ASStart [2024-12-06 04:45:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ASStart [2024-12-06 04:45:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure message_send [2024-12-06 04:45:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure message_send [2024-12-06 04:45:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:45:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure ASIdle [2024-12-06 04:45:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ASIdle [2024-12-06 04:45:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:45:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure system_initialize [2024-12-06 04:45:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure system_initialize [2024-12-06 04:45:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:45:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure ASStop [2024-12-06 04:45:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ASStop [2024-12-06 04:45:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:45:43,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:45:43,918 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:45:43,920 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:45:44,744 INFO L? ?]: Removed 357 outVars from TransFormulas that were not future-live. [2024-12-06 04:45:44,744 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:45:44,836 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:45:44,837 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:45:44,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:45:44 BoogieIcfgContainer [2024-12-06 04:45:44,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:45:44,838 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:45:44,838 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:45:44,849 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:45:44,849 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:45:44" (1/1) ... [2024-12-06 04:45:44,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:45:44,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:44,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 381 states and 428 transitions. [2024-12-06 04:45:44,917 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 428 transitions. [2024-12-06 04:45:44,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 04:45:44,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:44,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:45,209 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 04:45:45,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:45,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 380 states and 427 transitions. [2024-12-06 04:45:45,248 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 427 transitions. [2024-12-06 04:45:45,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 04:45:45,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:45,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:45,311 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 04:45:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:45,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 379 states and 426 transitions. [2024-12-06 04:45:45,390 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 426 transitions. [2024-12-06 04:45:45,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:45:45,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:45,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:45,426 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 04:45:45,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:45,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 378 states and 425 transitions. [2024-12-06 04:45:45,447 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 425 transitions. [2024-12-06 04:45:45,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:45:45,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:45,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:45,638 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 04:45:45,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 377 states and 424 transitions. [2024-12-06 04:45:45,937 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 424 transitions. [2024-12-06 04:45:45,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:45:45,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:45,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:45,985 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 04:45:46,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:46,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 376 states and 423 transitions. [2024-12-06 04:45:46,003 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 423 transitions. [2024-12-06 04:45:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:45:46,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:46,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:46,081 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 04:45:46,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:46,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 375 states and 422 transitions. [2024-12-06 04:45:46,211 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 422 transitions. [2024-12-06 04:45:46,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:45:46,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:46,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:46,371 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 04:45:46,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:46,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 374 states and 421 transitions. [2024-12-06 04:45:46,917 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 421 transitions. [2024-12-06 04:45:46,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:45:46,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:46,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:47,218 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 04:45:48,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:48,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 373 states and 420 transitions. [2024-12-06 04:45:48,222 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 420 transitions. [2024-12-06 04:45:48,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:45:48,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:48,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:48,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:48,257 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 04:45:48,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:48,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 372 states and 419 transitions. [2024-12-06 04:45:48,422 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 419 transitions. [2024-12-06 04:45:48,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:45:48,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:48,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:48,468 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 04:45:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 371 states and 418 transitions. [2024-12-06 04:45:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 418 transitions. [2024-12-06 04:45:48,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:45:48,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:48,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:48,717 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 04:45:48,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:48,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 370 states and 417 transitions. [2024-12-06 04:45:48,734 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 417 transitions. [2024-12-06 04:45:48,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:45:48,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:48,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:48,786 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 04:45:48,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 369 states and 416 transitions. [2024-12-06 04:45:48,812 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 416 transitions. [2024-12-06 04:45:48,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:45:48,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:48,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:48,851 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 04:45:48,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:48,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 368 states and 415 transitions. [2024-12-06 04:45:48,870 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 415 transitions. [2024-12-06 04:45:48,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:45:48,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:48,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:48,924 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 04:45:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:48,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 367 states and 414 transitions. [2024-12-06 04:45:48,952 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 414 transitions. [2024-12-06 04:45:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:45:48,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:48,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:49,064 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 04:45:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:49,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 366 states and 413 transitions. [2024-12-06 04:45:49,127 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 413 transitions. [2024-12-06 04:45:49,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:45:49,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:49,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:49,236 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 04:45:49,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:49,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 365 states and 412 transitions. [2024-12-06 04:45:49,471 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 412 transitions. [2024-12-06 04:45:49,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:45:49,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:49,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:49,625 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 04:45:49,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:49,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 367 states and 422 transitions. [2024-12-06 04:45:49,875 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 422 transitions. [2024-12-06 04:45:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:45:49,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:49,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:50,219 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 04:45:51,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:51,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 369 states and 432 transitions. [2024-12-06 04:45:51,467 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 432 transitions. [2024-12-06 04:45:51,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:45:51,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:51,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:51,848 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 04:45:52,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:52,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 376 states and 450 transitions. [2024-12-06 04:45:52,796 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 450 transitions. [2024-12-06 04:45:52,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:45:52,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:52,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:53,327 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 04:45:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:55,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 383 states and 469 transitions. [2024-12-06 04:45:55,047 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 469 transitions. [2024-12-06 04:45:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 04:45:55,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:55,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:55,339 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 04:45:55,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:55,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 387 states and 474 transitions. [2024-12-06 04:45:55,530 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 474 transitions. [2024-12-06 04:45:55,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 04:45:55,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:55,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:56,140 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 04:45:57,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:57,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 391 states and 481 transitions. [2024-12-06 04:45:57,497 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 481 transitions. [2024-12-06 04:45:57,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:45:57,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:57,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:45:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:58,134 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 04:46:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 394 states and 497 transitions. [2024-12-06 04:46:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2024-12-06 04:46:00,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:46:00,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:00,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:00,963 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 04:46:01,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 398 states and 502 transitions. [2024-12-06 04:46:01,211 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 502 transitions. [2024-12-06 04:46:01,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:46:01,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:01,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:01,662 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 04:46:02,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:02,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 402 states and 508 transitions. [2024-12-06 04:46:02,720 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 508 transitions. [2024-12-06 04:46:02,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:46:02,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:02,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:02,774 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 04:46:04,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:04,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 409 states and 521 transitions. [2024-12-06 04:46:04,274 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 521 transitions. [2024-12-06 04:46:04,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:46:04,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:04,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:04,484 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 04:46:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:06,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 416 states and 533 transitions. [2024-12-06 04:46:06,772 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 533 transitions. [2024-12-06 04:46:06,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:46:06,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:06,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:06,956 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 04:46:07,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:07,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 415 states and 532 transitions. [2024-12-06 04:46:07,099 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 532 transitions. [2024-12-06 04:46:07,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:46:07,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:07,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:08,078 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 04:46:13,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 424 states and 559 transitions. [2024-12-06 04:46:13,441 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 559 transitions. [2024-12-06 04:46:13,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:46:13,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:13,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:13,831 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 04:46:14,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:14,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 428 states and 564 transitions. [2024-12-06 04:46:14,209 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 564 transitions. [2024-12-06 04:46:14,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:46:14,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:14,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:14,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:14,672 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 04:46:17,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:17,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 434 states and 575 transitions. [2024-12-06 04:46:17,062 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 575 transitions. [2024-12-06 04:46:17,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:46:17,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:17,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:17,281 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 04:46:17,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:17,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 433 states and 574 transitions. [2024-12-06 04:46:17,446 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 574 transitions. [2024-12-06 04:46:17,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:46:17,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:17,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:17,736 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 04:46:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 435 states and 577 transitions. [2024-12-06 04:46:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 577 transitions. [2024-12-06 04:46:18,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:46:18,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:18,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:18,536 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 04:46:18,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:18,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 434 states and 576 transitions. [2024-12-06 04:46:18,702 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 576 transitions. [2024-12-06 04:46:18,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:46:18,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:18,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:19,302 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 04:46:21,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 439 states and 585 transitions. [2024-12-06 04:46:21,594 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 585 transitions. [2024-12-06 04:46:21,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:46:21,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:21,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:21,788 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 04:46:22,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:22,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 439 states and 584 transitions. [2024-12-06 04:46:22,593 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 584 transitions. [2024-12-06 04:46:22,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:46:22,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:22,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:22,634 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 04:46:22,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:22,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 438 states and 583 transitions. [2024-12-06 04:46:22,653 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 583 transitions. [2024-12-06 04:46:22,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:46:22,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:22,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:22,699 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 04:46:22,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:22,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 437 states and 582 transitions. [2024-12-06 04:46:22,732 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 582 transitions. [2024-12-06 04:46:22,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:46:22,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:22,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:23,032 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 04:46:23,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:23,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 427 states and 562 transitions. [2024-12-06 04:46:23,732 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 562 transitions. [2024-12-06 04:46:23,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:46:23,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:23,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:24,286 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 04:46:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:26,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 432 states and 580 transitions. [2024-12-06 04:46:26,983 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 580 transitions. [2024-12-06 04:46:26,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:46:26,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:26,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:27,207 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 04:46:29,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:29,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 441 states and 598 transitions. [2024-12-06 04:46:29,906 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 598 transitions. [2024-12-06 04:46:29,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:46:29,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:29,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:29,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:46:29,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 443 states and 601 transitions. [2024-12-06 04:46:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 601 transitions. [2024-12-06 04:46:29,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:46:29,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:29,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:30,008 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 04:46:33,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:33,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 452 states and 619 transitions. [2024-12-06 04:46:33,035 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 619 transitions. [2024-12-06 04:46:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:46:33,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:33,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:34,092 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 04:46:42,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:42,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 459 states and 630 transitions. [2024-12-06 04:46:42,592 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 630 transitions. [2024-12-06 04:46:42,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:46:42,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:42,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:42,632 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 04:46:45,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:45,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 467 states and 645 transitions. [2024-12-06 04:46:45,916 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 645 transitions. [2024-12-06 04:46:45,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:46:45,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:45,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:46,015 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 04:46:46,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:46,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 469 states and 647 transitions. [2024-12-06 04:46:46,756 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 647 transitions. [2024-12-06 04:46:46,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:46:46,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:46,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:47,505 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 04:46:51,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:51,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 474 states and 655 transitions. [2024-12-06 04:46:51,719 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 655 transitions. [2024-12-06 04:46:51,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 04:46:51,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:51,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:51,772 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 04:46:51,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:51,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 478 states and 662 transitions. [2024-12-06 04:46:51,800 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 662 transitions. [2024-12-06 04:46:51,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 04:46:51,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:51,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:46:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:51,974 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 04:47:01,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:47:01,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 492 states and 686 transitions. [2024-12-06 04:47:01,406 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 686 transitions. [2024-12-06 04:47:01,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:47:01,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:47:01,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:47:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:47:01,427 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 04:47:01,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:47:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 491 states and 685 transitions. [2024-12-06 04:47:01,442 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 685 transitions. [2024-12-06 04:47:01,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:47:01,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:47:01,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:47:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:47:01,474 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 04:47:01,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:47:01,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 490 states and 684 transitions. [2024-12-06 04:47:01,509 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 684 transitions. [2024-12-06 04:47:01,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 04:47:01,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:47:01,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:47:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:47:01,764 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 04:47:02,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:47:02,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 490 states and 683 transitions. [2024-12-06 04:47:02,838 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 683 transitions. [2024-12-06 04:47:02,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 04:47:02,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:47:02,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:47:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:47:04,700 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 04:47:27,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:47:27,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 507 states and 719 transitions. [2024-12-06 04:47:27,772 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 719 transitions. [2024-12-06 04:47:27,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 04:47:27,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:47:27,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:47:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:47:31,452 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 04:48:05,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:48:05,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 524 states and 755 transitions. [2024-12-06 04:48:05,674 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 755 transitions. [2024-12-06 04:48:05,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 04:48:05,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:48:05,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:48:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:48:07,635 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 04:48:23,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:48:23,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 532 states and 816 transitions. [2024-12-06 04:48:23,485 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 816 transitions. [2024-12-06 04:48:23,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:48:23,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:48:23,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:48:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:48:25,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:48:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:48:44,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 542 states and 836 transitions. [2024-12-06 04:48:44,050 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 836 transitions. [2024-12-06 04:48:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 04:48:44,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:48:44,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:48:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:48:44,450 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 04:48:47,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:48:47,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 545 states and 842 transitions. [2024-12-06 04:48:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 842 transitions. [2024-12-06 04:48:47,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 04:48:47,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:48:47,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:48:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:48:48,392 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 04:48:53,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:48:53,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 548 states and 848 transitions. [2024-12-06 04:48:53,585 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 848 transitions. [2024-12-06 04:48:53,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 04:48:53,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:48:53,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:48:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:48:53,620 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 04:48:53,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:48:53,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 549 states and 849 transitions. [2024-12-06 04:48:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 849 transitions. [2024-12-06 04:48:53,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 04:48:53,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:48:53,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:48:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:48:53,689 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 04:48:53,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:48:53,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 550 states and 850 transitions. [2024-12-06 04:48:53,714 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 850 transitions. [2024-12-06 04:48:53,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:48:53,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:48:53,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:48:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:48:55,280 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 04:49:00,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:00,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 553 states and 864 transitions. [2024-12-06 04:49:00,625 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 864 transitions. [2024-12-06 04:49:00,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 04:49:00,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:00,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:02,092 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 04:49:11,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 557 states and 875 transitions. [2024-12-06 04:49:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 875 transitions. [2024-12-06 04:49:11,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 04:49:11,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:11,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:11,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:14,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 563 states and 901 transitions. [2024-12-06 04:49:14,851 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 901 transitions. [2024-12-06 04:49:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 04:49:14,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:14,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:14,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:18,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 566 states and 908 transitions. [2024-12-06 04:49:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 908 transitions. [2024-12-06 04:49:18,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 04:49:18,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:18,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:19,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:21,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:21,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 568 states and 913 transitions. [2024-12-06 04:49:21,123 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 913 transitions. [2024-12-06 04:49:21,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 04:49:21,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:21,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:21,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:22,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 569 states and 913 transitions. [2024-12-06 04:49:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 913 transitions. [2024-12-06 04:49:22,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:49:22,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:22,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:44,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:44,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 581 states and 955 transitions. [2024-12-06 04:49:44,537 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 955 transitions. [2024-12-06 04:49:44,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:49:44,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:44,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:44,661 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:48,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 583 states and 963 transitions. [2024-12-06 04:49:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 963 transitions. [2024-12-06 04:49:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:49:48,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:48,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:48,096 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:50,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:50,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 583 states and 962 transitions. [2024-12-06 04:49:50,023 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 962 transitions. [2024-12-06 04:49:50,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:49:50,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:50,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:53,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:53,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 585 states and 969 transitions. [2024-12-06 04:49:53,088 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 969 transitions. [2024-12-06 04:49:53,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:49:53,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:53,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 585 states and 968 transitions. [2024-12-06 04:49:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 968 transitions. [2024-12-06 04:49:55,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:49:55,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:55,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:59,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:59,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 587 states and 975 transitions. [2024-12-06 04:49:59,037 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 975 transitions. [2024-12-06 04:49:59,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:49:59,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:59,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:59,206 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:49:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:59,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 588 states and 975 transitions. [2024-12-06 04:49:59,255 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 975 transitions. [2024-12-06 04:49:59,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 04:49:59,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:59,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:49:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:50:00,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:50:05,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:50:05,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 591 states and 985 transitions. [2024-12-06 04:50:05,103 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 985 transitions. [2024-12-06 04:50:05,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:50:05,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:50:05,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:50:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:50:07,865 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:50:23,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:50:23,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 600 states and 1015 transitions. [2024-12-06 04:50:23,132 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1015 transitions. [2024-12-06 04:50:23,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:50:23,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:50:23,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:50:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:50:24,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:50:35,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:50:35,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 606 states and 1037 transitions. [2024-12-06 04:50:35,217 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1037 transitions. [2024-12-06 04:50:35,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:50:35,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:50:35,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:50:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:50:35,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:50:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:50:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 609 states and 1053 transitions. [2024-12-06 04:50:42,165 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1053 transitions. [2024-12-06 04:50:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:50:42,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:50:42,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:50:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:50:42,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:50:44,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:50:44,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 610 states and 1055 transitions. [2024-12-06 04:50:44,960 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1055 transitions. [2024-12-06 04:50:44,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:50:44,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:50:44,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:50:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:50:45,053 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:50:47,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:50:47,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 610 states and 1054 transitions. [2024-12-06 04:50:47,079 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1054 transitions. [2024-12-06 04:50:47,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:50:47,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:50:47,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:50:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:50:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:50:50,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:50:50,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 611 states and 1054 transitions. [2024-12-06 04:50:50,557 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1054 transitions. [2024-12-06 04:50:50,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:50:50,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:50:50,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:50:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:50:50,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:50:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:50:54,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 613 states and 1062 transitions. [2024-12-06 04:50:54,519 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1062 transitions. [2024-12-06 04:50:54,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:50:54,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:50:54,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:50:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:50:54,728 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:50:58,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:50:58,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 615 states and 1069 transitions. [2024-12-06 04:50:58,500 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1069 transitions. [2024-12-06 04:50:58,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:50:58,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:50:58,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:50:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:51:02,312 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:51:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:51:18,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 623 states and 1093 transitions. [2024-12-06 04:51:18,706 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1093 transitions. [2024-12-06 04:51:18,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:51:18,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:51:18,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:51:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:51:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:52:32,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:32,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 641 states and 1135 transitions. [2024-12-06 04:52:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1135 transitions. [2024-12-06 04:52:32,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 04:52:32,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:32,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:52:32,170 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:52:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:52:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:52:32,605 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:52:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:52:32,840 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 85 iterations. [2024-12-06 04:52:32,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:52:32 ImpRootNode [2024-12-06 04:52:32,873 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:52:32,874 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:52:32,874 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:52:32,874 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:52:32,874 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:45:44" (3/4) ... [2024-12-06 04:52:32,875 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 04:52:32,917 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 16. [2024-12-06 04:52:32,968 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:52:32,968 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:52:32,968 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:52:32,969 INFO L158 Benchmark]: Toolchain (without parser) took 409840.28ms. Allocated memory was 142.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 117.0MB in the beginning and 1.0GB in the end (delta: -912.4MB). Peak memory consumption was 430.2MB. Max. memory is 16.1GB. [2024-12-06 04:52:32,969 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 82.6MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:52:32,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.49ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 91.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:52:32,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.81ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 88.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:52:32,969 INFO L158 Benchmark]: Boogie Preprocessor took 41.89ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 85.2MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:52:32,969 INFO L158 Benchmark]: RCFGBuilder took 1123.58ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 58.6MB in the end (delta: 26.6MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2024-12-06 04:52:32,970 INFO L158 Benchmark]: CodeCheck took 408035.09ms. Allocated memory was 142.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 58.6MB in the beginning and 1.0GB in the end (delta: -978.9MB). Peak memory consumption was 364.7MB. Max. memory is 16.1GB. [2024-12-06 04:52:32,970 INFO L158 Benchmark]: Witness Printer took 94.33ms. Allocated memory is still 1.5GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:52:32,971 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 8 procedures, 381 locations, 182 error locations. Started 1 CEGAR loops. OverallTime: 408.0s, OverallIterations: 85, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23857 SdHoareTripleChecker+Valid, 99.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17868 mSDsluCounter, 28548 SdHoareTripleChecker+Invalid, 88.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18419 mSDsCounter, 19023 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 75835 IncrementalHoareTripleChecker+Invalid, 94858 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19023 mSolverCounterUnsat, 10129 mSDtfsCounter, 75835 mSolverCounterSat, 1.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17593 GetRequests, 16021 SyntacticMatches, 270 SemanticMatches, 1302 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714874 ImplicationChecksByTransitivity, 393.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 44.7s InterpolantComputationTime, 1994 NumberOfCodeBlocks, 1994 NumberOfCodeBlocksAsserted, 85 NumberOfCheckSat, 1869 ConstructedInterpolants, 0 QuantifiedInterpolants, 8512 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 84 InterpolantComputations, 84 PerfectInterpolantSequences, 119/119 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: [L779] user_t *user; [L975] user = malloc(sizeof(user_t)) [L976] CALL user_initialize() [L966] EXPR, FCALL calloc(1, sizeof(info_t)) [L966] user->info = calloc(1, sizeof(info_t)) [L967] user->message.id = 11 VAL [user={609:0}] [L968] EXPR user->info VAL [user={609:0}] [L968] user->info->is_valid = 0 [L969] user->status = AS_NULL VAL [user={609:0}] [L970] user->user_id = 11 VAL [user={609:0}] [L971] user->timeout = 3 [L976] RET user_initialize() [L977] event_t e = {0}; VAL [e={32879:0}, user={609:0}] [L978] e.primitive = _EVENT_START VAL [e={32879:0}, user={609:0}] [L979] CALL event_precess(&e) VAL [\old(e)={32879:0}, user={609:0}] [L943] EXPR user->status [L943] sys_state_t status = user->status; [L944] int rc = -1; VAL [\old(e)={32879:0}, e={32879:0}, rc=-1, status=1, user={609:0}] [L945] COND TRUE status < AS_STATE_MAX [L947] case AS_NULL: VAL [\old(e)={32879:0}, e={32879:0}, rc=-1, status=1, user={609:0}] [L948] CALL ASNull(e) VAL [\old(e)={32879:0}, user={609:0}] [L838] EXPR e->primitive [L838] e_primitive_t primitive = e->primitive; [L839] COND TRUE primitive == _EVENT_START [L840] CALL status_update(AS_START) [L814] COND TRUE status < AS_STATE_MAX VAL [status=2, user={609:0}] [L815] EXPR user->status VAL [status=2, user={609:0}] [L815] COND TRUE user->status != status [L816] user->status = status [L817] return 10; VAL [\result=10, user={609:0}] [L840] RET status_update(AS_START) [L841] CALL system_initialize() VAL [user={609:0}] [L829] event_t e = {0}; VAL [e={32880:0}, user={609:0}] [L830] EXPR user->info VAL [e={32880:0}, user={609:0}] [L830] EXPR user->info->is_valid VAL [e={32880:0}, user={609:0}] [L830] COND TRUE !user->info->is_valid [L831] e.primitive = _EVENT_CLOSE VAL [e={32880:0}, user={609:0}] [L835] CALL event_precess(&e) VAL [\old(e)={32880:0}, user={609:0}] [L943] EXPR user->status [L943] sys_state_t status = user->status; [L944] int rc = -1; VAL [\old(e)={32880:0}, e={32880:0}, rc=-1, status=2, user={609:0}] [L945] COND TRUE status < AS_STATE_MAX [L947] case AS_NULL: [L950] case AS_START: VAL [\old(e)={32880:0}, e={32880:0}, rc=-1, status=2, user={609:0}] [L951] CALL ASStart(e) VAL [\old(e)={32880:0}, user={609:0}] [L881] EXPR e->primitive [L881] e_primitive_t primitive = e->primitive; [L882] int rc = -1; [L884] case _EVENT_OPEN: [L898] case _EVENT_CLOSE: [L899] message_t *message = &user->message; [L900] EXPR, FCALL calloc(0, sizeof(*message)) [L900] message = calloc(0, sizeof(*message)) [L901] message->id = 3 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 82.6MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.49ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 91.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.81ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 88.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.89ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 85.2MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1123.58ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 58.6MB in the end (delta: 26.6MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * CodeCheck took 408035.09ms. Allocated memory was 142.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 58.6MB in the beginning and 1.0GB in the end (delta: -978.9MB). Peak memory consumption was 364.7MB. Max. memory is 16.1GB. * Witness Printer took 94.33ms. Allocated memory is still 1.5GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 04:52:32,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b3fa5d-2c66-4db4-962d-9505f57feded/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)