./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-dietlibc/stpcpy.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/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_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-dietlibc/stpcpy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/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 64bit --witnessprinter.graph.data.programhash 469311c0017f986a05caefa2da4fc5bc0c8b955df01c1466f03ef72ee537722c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:49:05,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:49:05,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-13 21:49:05,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:49:05,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:49:06,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:49:06,017 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:49:06,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:49:06,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:49:06,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:49:06,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:49:06,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:49:06,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:49:06,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:06,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:49:06,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:49:06,019 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:49:06,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:49:06,019 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_dd1dfb68-0afb-4931-9133-c877830a3232/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 469311c0017f986a05caefa2da4fc5bc0c8b955df01c1466f03ef72ee537722c [2024-11-13 21:49:06,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:49:06,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:49:06,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:49:06,414 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:49:06,416 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:49:06,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-dietlibc/stpcpy.i Unable to find full path for "g++" [2024-11-13 21:49:08,821 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:49:09,130 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:49:09,131 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/sv-benchmarks/c/termination-dietlibc/stpcpy.i [2024-11-13 21:49:09,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/data/fb152bf6f/307734ae7d8148fb84a758c09fe4f0b1/FLAG2e30f3644 [2024-11-13 21:49:09,163 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/data/fb152bf6f/307734ae7d8148fb84a758c09fe4f0b1 [2024-11-13 21:49:09,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:49:09,168 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:49:09,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:09,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:49:09,177 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:49:09,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@505cd523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09, skipping insertion in model container [2024-11-13 21:49:09,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,237 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:49:09,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:09,712 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:49:09,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:09,802 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:49:09,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09 WrapperNode [2024-11-13 21:49:09,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:09,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:09,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:49:09,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:49:09,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,830 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,856 INFO L138 Inliner]: procedures = 113, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2024-11-13 21:49:09,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:09,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:49:09,859 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:49:09,859 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:49:09,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:49:09,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:49:09,897 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:49:09,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:49:09,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:09" (1/1) ... [2024-11-13 21:49:09,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:09,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:49:09,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:49:09,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1dfb68-0afb-4931-9133-c877830a3232/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:49:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:49:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:49:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:49:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:49:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:49:09,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:49:10,075 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:49:10,077 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:49:10,314 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-13 21:49:10,314 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:49:10,365 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:49:10,365 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:49:10,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:10 BoogieIcfgContainer [2024-11-13 21:49:10,366 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:49:10,367 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:49:10,367 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:49:10,382 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:49:10,382 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:10" (1/1) ... [2024-11-13 21:49:10,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:49:10,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:10,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-13 21:49:10,458 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-13 21:49:10,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:49:10,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:10,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:10,671 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 21:49:10,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:10,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 21:49:10,726 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 21:49:10,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:49:10,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:10,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:10,824 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 21:49:10,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 21:49:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 21:49:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:49:10,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:10,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:11,243 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 21:49:11,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:11,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 21:49:11,645 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 21:49:11,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:49:11,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:11,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:11,849 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 21:49:12,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:12,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-13 21:49:12,130 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-13 21:49:12,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:49:12,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:12,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:12,488 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 21:49:12,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:12,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2024-11-13 21:49:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-13 21:49:12,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:49:12,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:12,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:13,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-11-13 21:49:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-11-13 21:49:14,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:49:14,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:14,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:14,344 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 21:49:15,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:15,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-11-13 21:49:15,013 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-13 21:49:15,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:49:15,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:15,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:15,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-11-13 21:49:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-11-13 21:49:17,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:49:17,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:17,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:17,586 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 21:49:20,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:20,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-11-13 21:49:20,076 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-11-13 21:49:20,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:49:20,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:20,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:20,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:21,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:21,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-11-13 21:49:21,706 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-11-13 21:49:21,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:49:21,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:21,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:23,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:29,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:29,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2024-11-13 21:49:29,706 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2024-11-13 21:49:29,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:49:29,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:29,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:29,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:49:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:32,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-13 21:49:32,302 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-13 21:49:32,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:49:32,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:32,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:40,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:40,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 81 transitions. [2024-11-13 21:49:40,172 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 81 transitions. [2024-11-13 21:49:40,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:49:40,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:40,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:40,231 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:49:41,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:41,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 52 states and 84 transitions. [2024-11-13 21:49:41,403 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 84 transitions. [2024-11-13 21:49:41,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:49:41,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:41,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:44,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:56,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:56,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 106 transitions. [2024-11-13 21:49:56,441 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 106 transitions. [2024-11-13 21:49:56,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:49:56,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:56,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:57,311 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:03,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 63 states and 111 transitions. [2024-11-13 21:50:03,834 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 111 transitions. [2024-11-13 21:50:03,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:50:03,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:03,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:50:06,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:06,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 64 states and 115 transitions. [2024-11-13 21:50:06,275 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 115 transitions. [2024-11-13 21:50:06,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:50:06,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:06,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:09,682 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:15,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:15,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 65 states and 121 transitions. [2024-11-13 21:50:15,037 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 121 transitions. [2024-11-13 21:50:15,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:50:15,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:15,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:15,516 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:50:17,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:17,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 67 states and 123 transitions. [2024-11-13 21:50:17,955 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 123 transitions. [2024-11-13 21:50:17,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:50:17,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:17,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:18,071 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:50:19,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:19,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 68 states and 125 transitions. [2024-11-13 21:50:19,209 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 125 transitions. [2024-11-13 21:50:19,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:50:19,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:19,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:23,723 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:46,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:46,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2024-11-13 21:50:46,988 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2024-11-13 21:50:46,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:50:46,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:46,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:50,571 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:57,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2024-11-13 21:50:57,954 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2024-11-13 21:50:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:50:57,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:57,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:58,053 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:50:59,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 81 states and 160 transitions. [2024-11-13 21:50:59,929 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 160 transitions. [2024-11-13 21:50:59,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:50:59,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:59,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:06,908 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:34,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:34,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 92 states and 197 transitions. [2024-11-13 21:51:34,660 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 197 transitions. [2024-11-13 21:51:34,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:51:34,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:34,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:34,758 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 21:51:36,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:36,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 92 states and 196 transitions. [2024-11-13 21:51:36,760 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 196 transitions. [2024-11-13 21:51:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:51:36,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:36,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:41,859 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:49,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:49,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 95 states and 205 transitions. [2024-11-13 21:51:49,405 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 205 transitions. [2024-11-13 21:51:49,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:51:49,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:49,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:55,312 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:10,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:10,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 99 states and 220 transitions. [2024-11-13 21:52:10,281 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 220 transitions. [2024-11-13 21:52:10,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:52:10,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:10,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:52:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:11,192 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:15,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:15,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 102 states and 229 transitions. [2024-11-13 21:52:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 229 transitions. [2024-11-13 21:52:15,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:52:15,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:15,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:52:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:18,140 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 24 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:26,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:26,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 106 states and 240 transitions. [2024-11-13 21:52:26,489 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 240 transitions. [2024-11-13 21:52:26,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:52:26,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:26,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:52:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:35,401 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:02,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:02,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 113 states and 265 transitions. [2024-11-13 21:53:02,488 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 265 transitions. [2024-11-13 21:53:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:53:02,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:02,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:06,852 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:16,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 117 states and 276 transitions. [2024-11-13 21:53:16,879 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 276 transitions. [2024-11-13 21:53:16,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:53:16,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:16,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:24,367 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:47,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:47,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 124 states and 301 transitions. [2024-11-13 21:53:47,402 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 301 transitions. [2024-11-13 21:53:47,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:53:47,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:47,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:52,499 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:03,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:03,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 128 states and 312 transitions. [2024-11-13 21:54:03,892 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 312 transitions. [2024-11-13 21:54:03,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:54:03,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:03,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 132 states and 356 transitions. [2024-11-13 21:54:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 356 transitions. [2024-11-13 21:54:43,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:54:43,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:43,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:47,997 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 81 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:55,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:55,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 133 states and 370 transitions. [2024-11-13 21:54:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 370 transitions. [2024-11-13 21:54:55,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:54:55,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:55,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:57,935 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 81 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:05,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:05,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 136 states and 387 transitions. [2024-11-13 21:55:05,112 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 387 transitions. [2024-11-13 21:55:05,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:55:05,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:05,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:17,301 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:54,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:54,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 144 states and 418 transitions. [2024-11-13 21:55:54,471 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 418 transitions. [2024-11-13 21:55:54,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:55:54,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:54,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:55,754 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:58,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:58,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 145 states and 423 transitions. [2024-11-13 21:55:58,903 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 423 transitions. [2024-11-13 21:55:58,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:55:58,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:58,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:12,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:12,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 147 states and 427 transitions. [2024-11-13 21:56:12,407 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 427 transitions. [2024-11-13 21:56:12,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 21:56:12,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:12,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:18,039 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 108 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:30,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 151 states and 438 transitions. [2024-11-13 21:56:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 438 transitions. [2024-11-13 21:56:30,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:56:30,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:30,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:06,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:06,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 155 states and 461 transitions. [2024-11-13 21:57:06,238 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 461 transitions. [2024-11-13 21:57:06,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:57:06,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:06,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:12,421 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 139 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:21,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 156 states and 467 transitions. [2024-11-13 21:57:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 467 transitions. [2024-11-13 21:57:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:57:21,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:21,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:22,814 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 139 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:26,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:26,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 157 states and 474 transitions. [2024-11-13 21:57:26,468 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 474 transitions. [2024-11-13 21:57:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:57:26,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:26,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:27,527 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 139 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:30,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 159 states and 478 transitions. [2024-11-13 21:57:30,929 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 478 transitions. [2024-11-13 21:57:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:57:30,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:30,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:46,020 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:37,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:37,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 170 states and 518 transitions. [2024-11-13 21:58:37,278 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 518 transitions. [2024-11-13 21:58:37,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 21:58:37,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:37,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:58:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 174 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:58,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 174 states and 529 transitions. [2024-11-13 21:58:58,234 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 529 transitions. [2024-11-13 21:58:58,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 21:58:58,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:58,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:58:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:09,517 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:59:46,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:46,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 181 states and 554 transitions. [2024-11-13 21:59:46,819 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 554 transitions. [2024-11-13 21:59:46,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:59:46,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:46,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 213 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:00:08,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:00:08,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 185 states and 565 transitions. [2024-11-13 22:00:08,353 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 565 transitions. [2024-11-13 22:00:08,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 22:00:08,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:00:08,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:00:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:00:20,664 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:01:01,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 192 states and 590 transitions. [2024-11-13 22:01:01,234 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 590 transitions. [2024-11-13 22:01:01,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-13 22:01:01,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:01,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 256 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:01:29,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:29,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 196 states and 601 transitions. [2024-11-13 22:01:29,075 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 601 transitions. [2024-11-13 22:01:29,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 22:01:29,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:29,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:02:38,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:38,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 200 states and 640 transitions. [2024-11-13 22:02:38,758 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 640 transitions. [2024-11-13 22:02:38,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 22:02:38,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:38,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:46,637 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 303 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.