./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-shared-sll.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/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_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-shared-sll.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/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_9d161ebf-3820-412e-b6d2-e974c29d16fb/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 2fa49e67cf70129223df227686710f59267eaca2c9c0899d0fe3cafabfccfe68 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:46,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:46,399 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-19 03:18:46,409 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:18:46,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:18:46,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:46,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:46,444 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:46,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:46,450 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:18:46,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:46,451 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:18:46,452 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:18:46,453 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:18:46,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:46,454 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:18:46,455 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:46,455 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:46,456 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:46,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:46,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:46,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:46,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:46,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:46,460 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:18:46,460 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:18:46,461 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_9d161ebf-3820-412e-b6d2-e974c29d16fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa49e67cf70129223df227686710f59267eaca2c9c0899d0fe3cafabfccfe68 [2023-11-19 03:18:46,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:46,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:46,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:46,741 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:46,741 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:46,743 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/memsafety-broom/sll-shared-sll.i [2023-11-19 03:18:49,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:50,055 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:50,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/sv-benchmarks/c/memsafety-broom/sll-shared-sll.i [2023-11-19 03:18:50,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/data/921d46e91/4bea8320230c4117b98e80c6962ed0fd/FLAGec2978c74 [2023-11-19 03:18:50,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/data/921d46e91/4bea8320230c4117b98e80c6962ed0fd [2023-11-19 03:18:50,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:50,137 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:50,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:50,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:50,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:50,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78d3aee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50, skipping insertion in model container [2023-11-19 03:18:50,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,251 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:50,435 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:18:50,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:50,562 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:50,581 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:18:50,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:50,633 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:50,641 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:50,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50 WrapperNode [2023-11-19 03:18:50,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:50,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:50,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:50,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:50,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,693 INFO L138 Inliner]: procedures = 122, calls = 30, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 124 [2023-11-19 03:18:50,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:50,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:50,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:50,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:50,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,718 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,724 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,726 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:50,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:50,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:50,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:50,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:50" (1/1) ... [2023-11-19 03:18:50,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:50,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:50,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:50,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d161ebf-3820-412e-b6d2-e974c29d16fb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:18:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:18:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:18:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:18:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:50,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:50,974 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:50,977 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:51,409 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:51,506 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:51,506 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:18:51,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:51 BoogieIcfgContainer [2023-11-19 03:18:51,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:51,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:51,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:51,522 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:51,522 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:51" (1/1) ... [2023-11-19 03:18:51,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:18:51,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:51,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 77 states and 84 transitions. [2023-11-19 03:18:51,587 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 84 transitions. [2023-11-19 03:18:51,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:18:51,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:51,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:51,791 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 03:18:51,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2023-11-19 03:18:51,818 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2023-11-19 03:18:51,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:18:51,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:51,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:51,923 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 03:18:52,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:52,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 75 states and 82 transitions. [2023-11-19 03:18:52,012 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 82 transitions. [2023-11-19 03:18:52,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:18:52,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:52,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:52,048 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 03:18:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:52,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 74 states and 81 transitions. [2023-11-19 03:18:52,065 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 81 transitions. [2023-11-19 03:18:52,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:18:52,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:52,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:52,199 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 03:18:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2023-11-19 03:18:52,409 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2023-11-19 03:18:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:18:52,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:52,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:52,548 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 03:18:52,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:52,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 72 states and 79 transitions. [2023-11-19 03:18:52,597 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2023-11-19 03:18:52,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:18:52,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:52,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:52,738 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 03:18:52,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:52,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 71 states and 78 transitions. [2023-11-19 03:18:52,860 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 78 transitions. [2023-11-19 03:18:52,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:18:52,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:52,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:52,962 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 03:18:52,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:52,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2023-11-19 03:18:52,986 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2023-11-19 03:18:52,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:18:52,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:52,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:53,118 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 03:18:53,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:53,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2023-11-19 03:18:53,283 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2023-11-19 03:18:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:18:53,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:53,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:53,468 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 03:18:53,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:53,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2023-11-19 03:18:53,721 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2023-11-19 03:18:53,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:18:53,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:53,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:53,960 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 03:18:54,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:54,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 77 states and 87 transitions. [2023-11-19 03:18:54,395 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2023-11-19 03:18:54,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:18:54,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:54,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:54,580 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 03:18:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2023-11-19 03:18:55,061 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2023-11-19 03:18:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:18:55,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:55,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:55,319 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 03:18:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:56,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 85 states and 105 transitions. [2023-11-19 03:18:56,079 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 105 transitions. [2023-11-19 03:18:56,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:18:56,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:56,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:56,132 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 03:18:56,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:56,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2023-11-19 03:18:56,164 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2023-11-19 03:18:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:18:56,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:56,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:56,279 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 03:18:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 85 states and 109 transitions. [2023-11-19 03:18:56,357 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 109 transitions. [2023-11-19 03:18:56,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:18:56,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:56,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:56,412 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 03:18:56,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:56,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 84 states and 107 transitions. [2023-11-19 03:18:56,429 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 107 transitions. [2023-11-19 03:18:56,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:18:56,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:56,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:56,541 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 03:18:56,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:56,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 83 states and 106 transitions. [2023-11-19 03:18:56,572 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 106 transitions. [2023-11-19 03:18:56,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:18:56,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:56,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:56,612 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 03:18:56,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:56,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 82 states and 105 transitions. [2023-11-19 03:18:56,630 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2023-11-19 03:18:56,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:18:56,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:56,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:56,713 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 03:18:56,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:56,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 81 states and 104 transitions. [2023-11-19 03:18:56,771 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 104 transitions. [2023-11-19 03:18:56,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:18:56,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:56,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:56,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:57,030 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 03:18:57,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 90 states and 124 transitions. [2023-11-19 03:18:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2023-11-19 03:18:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:18:57,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:57,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:58,367 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 03:19:00,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:00,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 99 states and 147 transitions. [2023-11-19 03:19:00,306 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 147 transitions. [2023-11-19 03:19:00,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:19:00,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:00,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:00,470 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 03:19:01,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 104 states and 157 transitions. [2023-11-19 03:19:01,183 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2023-11-19 03:19:01,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:19:01,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:01,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:01,519 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 03:19:03,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 113 states and 177 transitions. [2023-11-19 03:19:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 177 transitions. [2023-11-19 03:19:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:19:03,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:03,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 116 states and 180 transitions. [2023-11-19 03:19:05,109 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 180 transitions. [2023-11-19 03:19:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:19:05,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:05,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:05,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:06,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:06,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 119 states and 182 transitions. [2023-11-19 03:19:06,260 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 182 transitions. [2023-11-19 03:19:06,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:19:06,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:06,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:06,815 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:08,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 119 states and 181 transitions. [2023-11-19 03:19:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 181 transitions. [2023-11-19 03:19:08,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:19:08,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:08,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:10,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:10,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 91 states and 126 transitions. [2023-11-19 03:19:10,211 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 126 transitions. [2023-11-19 03:19:10,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:19:10,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:10,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:10,615 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 03:19:14,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:14,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 99 states and 143 transitions. [2023-11-19 03:19:14,454 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 143 transitions. [2023-11-19 03:19:14,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:19:14,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:14,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:14,506 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 03:19:14,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:14,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 98 states and 142 transitions. [2023-11-19 03:19:14,523 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 142 transitions. [2023-11-19 03:19:14,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:19:14,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:14,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:14,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:14,714 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 03:19:15,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:15,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 97 states and 141 transitions. [2023-11-19 03:19:15,226 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 141 transitions. [2023-11-19 03:19:15,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:19:15,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:15,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:16,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:23,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:23,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 107 states and 164 transitions. [2023-11-19 03:19:23,538 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 164 transitions. [2023-11-19 03:19:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:19:23,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:23,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:24,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:25,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:25,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 108 states and 166 transitions. [2023-11-19 03:19:25,347 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 166 transitions. [2023-11-19 03:19:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:19:25,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:25,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:25,944 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 03:19:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:27,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 110 states and 169 transitions. [2023-11-19 03:19:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 169 transitions. [2023-11-19 03:19:27,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:19:27,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:27,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:28,359 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 03:19:30,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 112 states and 172 transitions. [2023-11-19 03:19:30,891 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 172 transitions. [2023-11-19 03:19:30,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:19:30,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:30,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:31,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:19:33,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:33,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 117 states and 188 transitions. [2023-11-19 03:19:33,921 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 188 transitions. [2023-11-19 03:19:33,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:19:33,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:33,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:35,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:39,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 122 states and 206 transitions. [2023-11-19 03:19:39,357 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 206 transitions. [2023-11-19 03:19:39,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:19:39,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:39,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:39,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:19:40,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:40,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 123 states and 207 transitions. [2023-11-19 03:19:40,159 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 207 transitions. [2023-11-19 03:19:40,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:19:40,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:40,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:41,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 124 states and 212 transitions. [2023-11-19 03:19:41,886 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 212 transitions. [2023-11-19 03:19:41,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:19:41,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:41,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:41,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.