./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-nested-linux-list.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-nested-linux-list.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL --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 e2bb1828824fef1ebc4678312eafda6c009efcfccb4cbbca24aec817e45186ea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:05:03,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:05:03,401 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-19 03:05:03,407 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:05:03,408 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:05:03,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:05:03,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:05:03,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:05:03,450 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:05:03,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:05:03,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:05:03,457 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:05:03,458 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:05:03,460 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:05:03,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:05:03,461 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:05:03,461 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:05:03,462 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:05:03,462 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:05:03,463 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:05:03,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:05:03,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:03,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:05:03,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:05:03,466 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:05:03,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:05:03,467 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2bb1828824fef1ebc4678312eafda6c009efcfccb4cbbca24aec817e45186ea [2023-11-19 03:05:03,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:05:03,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:05:03,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:05:03,807 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:05:03,808 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:05:03,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/memsafety-broom/sll-nested-linux-list.i [2023-11-19 03:05:06,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:05:07,249 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:05:07,250 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/sv-benchmarks/c/memsafety-broom/sll-nested-linux-list.i [2023-11-19 03:05:07,300 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/data/c00fda346/3f62e34dd0a3462eae65becb3df2fbb6/FLAGe2ed48c4f [2023-11-19 03:05:07,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/data/c00fda346/3f62e34dd0a3462eae65becb3df2fbb6 [2023-11-19 03:05:07,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:05:07,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:05:07,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:07,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:05:07,336 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:05:07,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:07,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73687d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07, skipping insertion in model container [2023-11-19 03:05:07,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:07,436 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:05:07,625 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:05:07,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:07,854 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:05:07,888 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:05:07,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:07,968 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:07,976 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:05:07,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07 WrapperNode [2023-11-19 03:05:07,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:07,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:07,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:05:07,979 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:05:07,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,072 INFO L138 Inliner]: procedures = 129, calls = 46, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 191 [2023-11-19 03:05:08,073 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:08,074 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:05:08,074 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:05:08,074 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:05:08,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,093 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,127 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:05:08,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:05:08,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:05:08,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:05:08,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:07" (1/1) ... [2023-11-19 03:05:08,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:08,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:05:08,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:05:08,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ee023b-2deb-4c1b-83bc-d9ac06c86377/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:05:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:05:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:05:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:05:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:05:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:05:08,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:05:08,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:05:08,400 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:05:08,403 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:05:08,995 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:05:09,112 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:05:09,115 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-19 03:05:09,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:09 BoogieIcfgContainer [2023-11-19 03:05:09,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:05:09,125 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:05:09,125 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:05:09,136 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:05:09,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:09" (1/1) ... [2023-11-19 03:05:09,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:05:09,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:09,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 135 states and 148 transitions. [2023-11-19 03:05:09,216 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 148 transitions. [2023-11-19 03:05:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:05:09,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:09,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:09,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:09,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 134 states and 147 transitions. [2023-11-19 03:05:09,525 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 147 transitions. [2023-11-19 03:05:09,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:05:09,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:09,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:09,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:09,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:09,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 133 states and 146 transitions. [2023-11-19 03:05:09,702 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 146 transitions. [2023-11-19 03:05:09,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:05:09,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:09,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:09,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:09,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 132 states and 143 transitions. [2023-11-19 03:05:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 143 transitions. [2023-11-19 03:05:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:05:09,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:09,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:09,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:09,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 131 states and 142 transitions. [2023-11-19 03:05:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 142 transitions. [2023-11-19 03:05:09,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:05:09,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:09,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:09,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:09,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2023-11-19 03:05:09,930 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-11-19 03:05:09,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:05:09,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:09,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:10,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:10,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 129 states and 140 transitions. [2023-11-19 03:05:10,025 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 140 transitions. [2023-11-19 03:05:10,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:05:10,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:10,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:10,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:10,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:10,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2023-11-19 03:05:10,192 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2023-11-19 03:05:10,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:05:10,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:10,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:10,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2023-11-19 03:05:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2023-11-19 03:05:10,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:05:10,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:10,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:10,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:10,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 131 states and 144 transitions. [2023-11-19 03:05:10,995 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 144 transitions. [2023-11-19 03:05:10,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:05:10,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:10,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:11,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:11,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 135 states and 150 transitions. [2023-11-19 03:05:11,977 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 150 transitions. [2023-11-19 03:05:11,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:05:11,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:11,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:12,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:12,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 134 states and 149 transitions. [2023-11-19 03:05:12,123 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 149 transitions. [2023-11-19 03:05:12,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:05:12,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:12,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:12,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:12,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:12,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:12,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 135 states and 151 transitions. [2023-11-19 03:05:12,903 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 151 transitions. [2023-11-19 03:05:12,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:05:12,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:12,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:12,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:12,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 134 states and 149 transitions. [2023-11-19 03:05:12,992 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 149 transitions. [2023-11-19 03:05:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:05:12,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:12,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:13,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:13,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 133 states and 148 transitions. [2023-11-19 03:05:13,082 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 148 transitions. [2023-11-19 03:05:13,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:05:13,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:13,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:13,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:13,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:13,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 135 states and 152 transitions. [2023-11-19 03:05:13,797 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 152 transitions. [2023-11-19 03:05:13,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:05:13,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:13,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:14,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:15,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:15,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 137 states and 156 transitions. [2023-11-19 03:05:15,283 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 156 transitions. [2023-11-19 03:05:15,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:05:15,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:15,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:15,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:15,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:15,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 136 states and 153 transitions. [2023-11-19 03:05:15,340 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 153 transitions. [2023-11-19 03:05:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:05:15,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:15,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:15,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:15,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:15,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 135 states and 152 transitions. [2023-11-19 03:05:15,425 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 152 transitions. [2023-11-19 03:05:15,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:05:15,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:15,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:15,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:15,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 134 states and 151 transitions. [2023-11-19 03:05:15,509 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 151 transitions. [2023-11-19 03:05:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:05:15,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:15,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:15,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:16,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:16,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 135 states and 153 transitions. [2023-11-19 03:05:16,439 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 153 transitions. [2023-11-19 03:05:16,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:05:16,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:16,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:16,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:17,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:17,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 143 states and 169 transitions. [2023-11-19 03:05:17,243 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 169 transitions. [2023-11-19 03:05:17,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:05:17,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:17,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:19,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 151 states and 185 transitions. [2023-11-19 03:05:19,494 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 185 transitions. [2023-11-19 03:05:19,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:05:19,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:19,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:19,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:19,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:19,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 150 states and 184 transitions. [2023-11-19 03:05:19,543 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 184 transitions. [2023-11-19 03:05:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:05:19,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:19,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:19,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:19,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:19,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 149 states and 183 transitions. [2023-11-19 03:05:19,624 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 183 transitions. [2023-11-19 03:05:19,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:05:19,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:19,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:20,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:24,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:24,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 157 states and 200 transitions. [2023-11-19 03:05:24,317 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 200 transitions. [2023-11-19 03:05:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:05:24,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:24,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:25,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:31,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:31,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 165 states and 223 transitions. [2023-11-19 03:05:31,450 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 223 transitions. [2023-11-19 03:05:31,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:05:31,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:31,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:32,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:35,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:35,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 172 states and 239 transitions. [2023-11-19 03:05:35,363 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 239 transitions. [2023-11-19 03:05:35,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:05:35,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:35,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:35,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:36,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:36,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 174 states and 244 transitions. [2023-11-19 03:05:36,119 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 244 transitions. [2023-11-19 03:05:36,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:05:36,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:36,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:36,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:40,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2023-11-19 03:05:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2023-11-19 03:05:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:05:40,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:40,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:41,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:48,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:48,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 193 states and 292 transitions. [2023-11-19 03:05:48,650 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 292 transitions. [2023-11-19 03:05:48,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:05:48,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:48,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:49,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:52,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:52,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 204 states and 318 transitions. [2023-11-19 03:05:52,438 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 318 transitions. [2023-11-19 03:05:52,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:05:52,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:52,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:53,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:57,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 215 states and 344 transitions. [2023-11-19 03:05:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 344 transitions. [2023-11-19 03:05:57,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:05:57,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:57,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:58,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.