./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm --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 8821dcf0dd649f568f6a7cfce8600f412ab79c37bc3c7c7e65db385cdb052111 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:48:35,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:48:35,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 22:48:35,361 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:48:35,361 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:48:35,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:48:35,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:48:35,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:48:35,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:48:35,397 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:48:35,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:48:35,398 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:48:35,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:48:35,398 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 22:48:35,398 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 22:48:35,399 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 22:48:35,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:48:35,399 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:48:35,399 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:48:35,399 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:48:35,399 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:48:35,400 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:48:35,400 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:48:35,400 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:48:35,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:48:35,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:35,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:48:35,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:48:35,401 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:48:35,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:48:35,401 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_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G 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 -> 8821dcf0dd649f568f6a7cfce8600f412ab79c37bc3c7c7e65db385cdb052111 [2024-11-13 22:48:35,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:48:35,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:48:35,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:48:35,727 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:48:35,728 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:48:35,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i Unable to find full path for "g++" [2024-11-13 22:48:37,609 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:48:37,917 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:48:37,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i [2024-11-13 22:48:37,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/data/a3b74e0d1/10838a15614a49e5a1644de51d8e1d86/FLAG55c7f3e2d [2024-11-13 22:48:38,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/data/a3b74e0d1/10838a15614a49e5a1644de51d8e1d86 [2024-11-13 22:48:38,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:48:38,168 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:48:38,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:38,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:48:38,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:48:38,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@725a22a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38, skipping insertion in model container [2024-11-13 22:48:38,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,209 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:48:38,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:38,678 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:48:38,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:38,833 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:48:38,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38 WrapperNode [2024-11-13 22:48:38,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:38,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:38,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:48:38,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:48:38,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,878 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,930 INFO L138 Inliner]: procedures = 174, calls = 121, calls flagged for inlining = 45, calls inlined = 26, statements flattened = 320 [2024-11-13 22:48:38,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:38,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:48:38,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:48:38,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:48:38,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:38,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:39,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:39,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:48:39,011 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:48:39,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:48:39,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:48:39,015 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:38" (1/1) ... [2024-11-13 22:48:39,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:39,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:48:39,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:48:39,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:48:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:48:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:48:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:48:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:48:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:48:39,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 22:48:39,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 22:48:39,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:48:39,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 22:48:39,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:48:39,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:48:39,415 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:48:39,417 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:48:40,478 INFO L? ?]: Removed 335 outVars from TransFormulas that were not future-live. [2024-11-13 22:48:40,478 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:48:40,700 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:48:40,700 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 22:48:40,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:40 BoogieIcfgContainer [2024-11-13 22:48:40,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:48:40,705 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:48:40,705 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:48:40,720 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:48:40,720 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:40" (1/1) ... [2024-11-13 22:48:40,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:48:40,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:40,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 174 states and 185 transitions. [2024-11-13 22:48:40,821 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 185 transitions. [2024-11-13 22:48:40,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:48:40,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:40,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:41,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:41,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:41,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 173 states and 184 transitions. [2024-11-13 22:48:41,444 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 184 transitions. [2024-11-13 22:48:41,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:48:41,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:41,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:42,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:42,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 172 states and 183 transitions. [2024-11-13 22:48:42,245 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 183 transitions. [2024-11-13 22:48:42,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:48:42,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:42,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:42,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:42,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:42,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 171 states and 182 transitions. [2024-11-13 22:48:42,337 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 182 transitions. [2024-11-13 22:48:42,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:48:42,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:42,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:42,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:42,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:43,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 170 states and 181 transitions. [2024-11-13 22:48:43,003 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 181 transitions. [2024-11-13 22:48:43,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:48:43,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:43,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:43,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 172 states and 184 transitions. [2024-11-13 22:48:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 184 transitions. [2024-11-13 22:48:43,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:48:43,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:43,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:43,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:44,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:44,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 171 states and 183 transitions. [2024-11-13 22:48:44,836 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 183 transitions. [2024-11-13 22:48:44,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:48:44,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:44,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:45,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:46,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 170 states and 182 transitions. [2024-11-13 22:48:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 182 transitions. [2024-11-13 22:48:46,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:48:46,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:46,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:46,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:47,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:47,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 174 states and 188 transitions. [2024-11-13 22:48:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 188 transitions. [2024-11-13 22:48:47,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:48:47,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:47,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 173 states and 187 transitions. [2024-11-13 22:48:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 187 transitions. [2024-11-13 22:48:48,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:48:48,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:48,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:48,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:48,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 172 states and 186 transitions. [2024-11-13 22:48:48,776 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 186 transitions. [2024-11-13 22:48:48,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:48:48,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:48,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:48,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:48,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:48,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 171 states and 185 transitions. [2024-11-13 22:48:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 185 transitions. [2024-11-13 22:48:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:48:48,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:48,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:49,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:49,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 170 states and 184 transitions. [2024-11-13 22:48:49,019 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 184 transitions. [2024-11-13 22:48:49,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:48:49,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:49,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:49,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:49,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:49,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 170 states and 183 transitions. [2024-11-13 22:48:49,631 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 183 transitions. [2024-11-13 22:48:49,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:48:49,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:49,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:49,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:49,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:49,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 170 states and 182 transitions. [2024-11-13 22:48:49,681 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 182 transitions. [2024-11-13 22:48:49,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:48:49,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:49,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:50,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 173 states and 187 transitions. [2024-11-13 22:48:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 187 transitions. [2024-11-13 22:48:51,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:48:51,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:51,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:54,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:54,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 176 states and 192 transitions. [2024-11-13 22:48:54,210 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 192 transitions. [2024-11-13 22:48:54,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:48:54,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:54,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:54,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:54,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 175 states and 191 transitions. [2024-11-13 22:48:54,297 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 191 transitions. [2024-11-13 22:48:54,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:48:54,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:54,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:54,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:55,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:55,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 176 states and 193 transitions. [2024-11-13 22:48:55,360 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2024-11-13 22:48:55,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:48:55,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:55,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:56,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:56,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 181 states and 203 transitions. [2024-11-13 22:48:56,330 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 203 transitions. [2024-11-13 22:48:56,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:48:56,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:56,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:57,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:57,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 183 states and 204 transitions. [2024-11-13 22:48:57,395 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 204 transitions. [2024-11-13 22:48:57,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:48:57,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:57,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:57,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:57,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 182 states and 203 transitions. [2024-11-13 22:48:57,453 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 203 transitions. [2024-11-13 22:48:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:48:57,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:57,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:01,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:01,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 187 states and 211 transitions. [2024-11-13 22:49:01,337 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 211 transitions. [2024-11-13 22:49:01,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:49:01,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:01,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:05,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:05,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 193 states and 221 transitions. [2024-11-13 22:49:05,484 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 221 transitions. [2024-11-13 22:49:05,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:49:05,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:05,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:05,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 192 states and 220 transitions. [2024-11-13 22:49:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 220 transitions. [2024-11-13 22:49:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:49:05,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:05,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:05,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:05,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 193 states and 223 transitions. [2024-11-13 22:49:05,867 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 223 transitions. [2024-11-13 22:49:05,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:49:05,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:05,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:05,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:09,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:09,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 200 states and 235 transitions. [2024-11-13 22:49:09,137 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 235 transitions. [2024-11-13 22:49:09,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:49:09,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:09,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:10,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:10,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 202 states and 237 transitions. [2024-11-13 22:49:10,813 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 237 transitions. [2024-11-13 22:49:10,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:49:10,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:10,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:11,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:14,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:14,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 209 states and 253 transitions. [2024-11-13 22:49:14,901 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 253 transitions. [2024-11-13 22:49:14,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:49:14,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:14,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:15,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:18,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 216 states and 270 transitions. [2024-11-13 22:49:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 270 transitions. [2024-11-13 22:49:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:49:18,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:18,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:18,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:18,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:19,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:19,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 218 states and 273 transitions. [2024-11-13 22:49:19,333 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 273 transitions. [2024-11-13 22:49:19,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:49:19,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:19,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:19,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:20,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:20,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 220 states and 276 transitions. [2024-11-13 22:49:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 276 transitions. [2024-11-13 22:49:20,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:49:20,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:20,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:21,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:21,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 222 states and 278 transitions. [2024-11-13 22:49:21,706 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 278 transitions. [2024-11-13 22:49:21,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:49:21,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:21,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:23,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:35,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 232 states and 300 transitions. [2024-11-13 22:49:35,114 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 300 transitions. [2024-11-13 22:49:35,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:49:35,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:35,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:57,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:57,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 242 states and 325 transitions. [2024-11-13 22:49:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 325 transitions. [2024-11-13 22:49:57,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:49:57,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:57,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:59,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:50:12,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 250 states and 342 transitions. [2024-11-13 22:50:12,319 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 342 transitions. [2024-11-13 22:50:12,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:50:12,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:12,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:13,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:50:18,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:18,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 252 states and 345 transitions. [2024-11-13 22:50:18,859 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 345 transitions. [2024-11-13 22:50:18,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:50:18,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:18,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:19,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:50:29,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:29,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 261 states and 366 transitions. [2024-11-13 22:50:29,592 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 366 transitions. [2024-11-13 22:50:29,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:50:29,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:29,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:30,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:50:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 270 states and 384 transitions. [2024-11-13 22:50:41,406 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 384 transitions. [2024-11-13 22:50:41,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:50:41,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:41,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:50:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:44,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 272 states and 387 transitions. [2024-11-13 22:50:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 387 transitions. [2024-11-13 22:50:44,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:50:44,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:44,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:46,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 284 states and 413 transitions. [2024-11-13 22:51:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 413 transitions. [2024-11-13 22:51:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:51:09,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:09,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:10,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:40,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 296 states and 438 transitions. [2024-11-13 22:51:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 438 transitions. [2024-11-13 22:51:40,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:51:40,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:40,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:40,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:40,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:40,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 295 states and 437 transitions. [2024-11-13 22:51:40,155 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 437 transitions. [2024-11-13 22:51:40,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:51:40,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:40,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:40,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 296 states and 438 transitions. [2024-11-13 22:51:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 438 transitions. [2024-11-13 22:51:40,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:51:40,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:40,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:43,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:19,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:19,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 309 states and 465 transitions. [2024-11-13 22:52:19,378 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 465 transitions. [2024-11-13 22:52:19,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:52:19,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:19,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:19,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:53:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:11,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 322 states and 493 transitions. [2024-11-13 22:53:11,423 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 493 transitions. [2024-11-13 22:53:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:53:11,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:11,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:12,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:53:17,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:17,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 324 states and 495 transitions. [2024-11-13 22:53:17,163 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 495 transitions. [2024-11-13 22:53:17,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:53:17,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:17,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:53:59,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:59,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 337 states and 523 transitions. [2024-11-13 22:53:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 523 transitions. [2024-11-13 22:53:59,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:53:59,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:59,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:05,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:55:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:05,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 350 states and 551 transitions. [2024-11-13 22:55:05,263 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 551 transitions. [2024-11-13 22:55:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:55:05,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:05,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:55:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:56:28,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:28,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 364 states and 583 transitions. [2024-11-13 22:56:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 583 transitions. [2024-11-13 22:56:28,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:56:28,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:28,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:58:11,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:11,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 378 states and 615 transitions. [2024-11-13 22:58:11,716 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 615 transitions. [2024-11-13 22:58:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:58:11,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:11,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:25,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:59:43,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:43,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 392 states and 647 transitions. [2024-11-13 22:59:43,265 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 647 transitions. [2024-11-13 22:59:43,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:59:43,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:43,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:43,339 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:59:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:44,437 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:59:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:44,802 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 52 iterations. [2024-11-13 22:59:44,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:59:44 ImpRootNode [2024-11-13 22:59:44,865 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:59:44,866 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:59:44,866 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:59:44,866 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:59:44,867 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:40" (3/4) ... [2024-11-13 22:59:44,868 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 22:59:44,920 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:59:44,920 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:59:44,921 INFO L158 Benchmark]: Toolchain (without parser) took 666753.01ms. Allocated memory was 109.1MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 82.4MB in the beginning and 735.9MB in the end (delta: -653.5MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-13 22:59:44,921 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:44,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.83ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 57.8MB in the end (delta: 24.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:59:44,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.18ms. Allocated memory is still 109.1MB. Free memory was 57.8MB in the beginning and 54.8MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:44,923 INFO L158 Benchmark]: Boogie Preprocessor took 78.76ms. Allocated memory is still 109.1MB. Free memory was 54.8MB in the beginning and 52.0MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:59:44,924 INFO L158 Benchmark]: RCFGBuilder took 1693.33ms. Allocated memory is still 109.1MB. Free memory was 52.0MB in the beginning and 31.6MB in the end (delta: 20.4MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2024-11-13 22:59:44,925 INFO L158 Benchmark]: CodeCheck took 664160.07ms. Allocated memory was 109.1MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 31.6MB in the beginning and 736.0MB in the end (delta: -704.5MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-13 22:59:44,926 INFO L158 Benchmark]: Witness Printer took 53.87ms. Allocated memory is still 2.1GB. Free memory was 736.0MB in the beginning and 735.9MB in the end (delta: 122.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:44,930 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 174 locations, 97 error locations. Started 1 CEGAR loops. OverallTime: 664.0s, OverallIterations: 52, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7677 SdHoareTripleChecker+Valid, 65.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6352 mSDsluCounter, 4230 SdHoareTripleChecker+Invalid, 58.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3044 mSDsCounter, 6846 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30591 IncrementalHoareTripleChecker+Invalid, 37437 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6846 mSolverCounterUnsat, 1186 mSDtfsCounter, 30591 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6758 GetRequests, 5272 SyntacticMatches, 84 SemanticMatches, 1402 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 969045 ImplicationChecksByTransitivity, 644.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 73.3s InterpolantComputationTime, 744 NumberOfCodeBlocks, 744 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 671 ConstructedInterpolants, 0 QuantifiedInterpolants, 7637 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 51 InterpolantComputations, 51 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L820-L823] static int (*dispatch_type[])(struct hid_parser *parser, struct hid_item *item) = { hid_parser_main }; [L859] struct hid_device dev; [L867] CALL entry_point() [L861] CALL probe_23(&dev) [L842] int ret = - -3; [L843] CALL, EXPR ldv_malloc(sizeof(struct hid_report_enum)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L843] RET, EXPR ldv_malloc(sizeof(struct hid_report_enum)) [L843] struct hid_report_enum *p = (struct hid_report_enum *)ldv_malloc(sizeof(struct hid_report_enum)); [L844] COND FALSE !(p==0) [L846] CALL LDV_INIT_LIST_HEAD(&p->report_list) [L540] list->next = list VAL [dev={3:0}, dispatch_type={2:0}, ldv_global_msg_list={1:0}, list={-1:4}] [L541] list->prev = list [L846] RET LDV_INIT_LIST_HEAD(&p->report_list) [L847] dev->report_enum = p [L848] CALL hid_open_report(dev) [L812] struct hid_parser *parser; [L813] struct hid_item item; [L814] CALL, EXPR ldv_zalloc(sizeof(struct hid_parser)) [L533] EXPR, FCALL calloc(size, 1) [L533] return calloc(size, 1); [L814] RET, EXPR ldv_zalloc(sizeof(struct hid_parser)) [L814] parser = ldv_zalloc(sizeof(struct hid_parser)) [L815] COND FALSE !(!parser) VAL [dev={3:0}, device={3:0}, dispatch_type={2:0}, item={22821:0}, ldv_global_msg_list={1:0}, parser={-2:0}] [L818] parser->device = device [L819] CALL, EXPR ldv_positive() [L519] int r = __VERIFIER_nondet_int(); [L520] COND TRUE r>0 [L520] return r; [L819] RET, EXPR ldv_positive() [L819] parser->report_id = ldv_positive() [L824] CALL, EXPR fetch_item(&item) [L778] COND FALSE !(__VERIFIER_nondet_int()) [L781] item->type = 0 [L782] item->a = __VERIFIER_nondet_int() [L783] item->b = __VERIFIER_nondet_int() [L784] item->c = __VERIFIER_nondet_int() [L785] return 0; VAL [\result=0, dev={3:0}, dispatch_type={2:0}, ldv_global_msg_list={1:0}] [L824] RET, EXPR fetch_item(&item) [L824] COND TRUE fetch_item(&item)!=-1 [L825] EXPR item.type VAL [dev={3:0}, device={3:0}, dispatch_type={2:0}, item={22821:0}, ldv_global_msg_list={1:0}, parser={-2:0}] [L825] EXPR dispatch_type[item.type] [L825] CALL dispatch_type[item.type](parser, &item) [L800] EXPR parser->device VAL [dev={3:0}, dispatch_type={2:0}, ldv_global_msg_list={1:0}, parser={-2:0}] [L800] EXPR parser->report_id [L800] CALL hid_register_report(parser->device, parser->report_id) [L788] EXPR device->report_enum [L788] struct hid_report_enum *report_enum = device->report_enum; [L789] struct hid_report *report; VAL [dev={3:0}, dispatch_type={2:0}, id=2147483647, ldv_global_msg_list={1:0}, report_enum={-1:0}] [L790] report_enum->report_id_hash[id] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 665.83ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 57.8MB in the end (delta: 24.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.18ms. Allocated memory is still 109.1MB. Free memory was 57.8MB in the beginning and 54.8MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 78.76ms. Allocated memory is still 109.1MB. Free memory was 54.8MB in the beginning and 52.0MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1693.33ms. Allocated memory is still 109.1MB. Free memory was 52.0MB in the beginning and 31.6MB in the end (delta: 20.4MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * CodeCheck took 664160.07ms. Allocated memory was 109.1MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 31.6MB in the beginning and 736.0MB in the end (delta: -704.5MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Witness Printer took 53.87ms. Allocated memory is still 2.1GB. Free memory was 736.0MB in the beginning and 735.9MB in the end (delta: 122.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 22:59:44,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956e13d7-0281-492f-8bdb-d50eb91df9e7/bin/ukojak-verify-EEHR8qb7sm/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)