./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncat-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncat-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34885b99d6eef31987b044fabc3622fa239d5dff7e774ca124915f70431dc2b3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:27,487 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:27,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:52:27,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:27,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:27,593 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:27,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:27,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:27,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:27,596 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:27,597 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:27,597 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:27,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:27,598 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:52:27,599 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:52:27,599 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:52:27,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:27,601 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:27,601 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:27,602 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:27,602 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:27,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:27,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:27,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:27,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:27,605 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:27,605 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:27,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:27,606 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_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34885b99d6eef31987b044fabc3622fa239d5dff7e774ca124915f70431dc2b3 [2023-11-11 23:52:27,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:27,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:27,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:27,875 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:27,875 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:27,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-memsafety/openbsd_cstrncat-alloca-2.i [2023-11-11 23:52:30,968 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:31,232 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:31,233 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/sv-benchmarks/c/array-memsafety/openbsd_cstrncat-alloca-2.i [2023-11-11 23:52:31,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/data/7ca5bc075/6c2d16a2c9834290864bd952467ad344/FLAGe3de68881 [2023-11-11 23:52:31,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/data/7ca5bc075/6c2d16a2c9834290864bd952467ad344 [2023-11-11 23:52:31,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:31,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:31,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:31,269 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:31,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:31,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:31,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eb92794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31, skipping insertion in model container [2023-11-11 23:52:31,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:31,324 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:31,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:31,790 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:31,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:31,899 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:31,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31 WrapperNode [2023-11-11 23:52:31,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:31,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:31,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:31,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:31,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:31,946 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:31,985 INFO L138 Inliner]: procedures = 117, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 110 [2023-11-11 23:52:31,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:31,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:31,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:31,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:31,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:31,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:32,007 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:32,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:32,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:32,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:32,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:32,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:32,051 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:32,052 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:32,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:32,052 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:32,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:32,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:32,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:32,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:32,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33645384-5407-4e3c-8758-fa4c125c7109/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:32,270 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:32,273 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:32,553 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:32,656 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:32,659 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:52:32,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:32 BoogieIcfgContainer [2023-11-11 23:52:32,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:32,666 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:32,666 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:32,677 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:32,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2023-11-11 23:52:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-11-11 23:52:32,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:52:32,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:32,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:32,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2023-11-11 23:52:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-11 23:52:33,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:52:33,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:33,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:33,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2023-11-11 23:52:33,393 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-11-11 23:52:33,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:52:33,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:33,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:34,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2023-11-11 23:52:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2023-11-11 23:52:34,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:52:34,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:34,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:34,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:34,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2023-11-11 23:52:34,693 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2023-11-11 23:52:34,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:52:34,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:34,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:35,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:35,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2023-11-11 23:52:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2023-11-11 23:52:35,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:52:35,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:35,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:35,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:36,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2023-11-11 23:52:36,499 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-11-11 23:52:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:52:36,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:36,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:37,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:38,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:38,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 45 states and 64 transitions. [2023-11-11 23:52:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2023-11-11 23:52:38,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:38,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:38,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:39,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:41,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2023-11-11 23:52:42,001 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2023-11-11 23:52:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:42,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:42,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:42,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2023-11-11 23:52:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2023-11-11 23:52:42,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:42,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:42,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:42,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:43,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:43,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 51 states and 85 transitions. [2023-11-11 23:52:43,679 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2023-11-11 23:52:43,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:43,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:43,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:43,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 53 states and 97 transitions. [2023-11-11 23:52:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 97 transitions. [2023-11-11 23:52:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:45,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:45,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:45,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:46,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:46,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2023-11-11 23:52:46,645 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2023-11-11 23:52:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:46,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:46,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:47,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:47,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 55 states and 101 transitions. [2023-11-11 23:52:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 101 transitions. [2023-11-11 23:52:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:52:47,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:47,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:47,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:47,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 57 states and 104 transitions. [2023-11-11 23:52:47,616 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2023-11-11 23:52:47,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:52:47,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:47,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:47,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:48,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:52,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:52,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 61 states and 115 transitions. [2023-11-11 23:52:52,075 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 115 transitions. [2023-11-11 23:52:52,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:52:52,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:52,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:53,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:54,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:54,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2023-11-11 23:52:54,486 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2023-11-11 23:52:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:54,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:54,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:55,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:01,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:01,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2023-11-11 23:53:01,572 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2023-11-11 23:53:01,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:01,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:01,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:01,616 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:53:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 63 states and 120 transitions. [2023-11-11 23:53:02,440 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 120 transitions. [2023-11-11 23:53:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:02,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:02,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:03,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 65 states and 126 transitions. [2023-11-11 23:53:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 126 transitions. [2023-11-11 23:53:06,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:06,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:06,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,515 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:53:07,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 66 states and 126 transitions. [2023-11-11 23:53:07,484 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 126 transitions. [2023-11-11 23:53:07,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:07,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,588 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:09,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2023-11-11 23:53:09,664 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2023-11-11 23:53:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:53:09,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:11,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2023-11-11 23:53:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2023-11-11 23:53:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:53:11,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:11,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:12,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:15,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2023-11-11 23:53:15,099 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2023-11-11 23:53:15,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:53:15,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:15,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:16,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:53:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 74 states and 144 transitions. [2023-11-11 23:53:17,995 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 144 transitions. [2023-11-11 23:53:17,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:53:17,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:17,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:19,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:53:21,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:21,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2023-11-11 23:53:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2023-11-11 23:53:21,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:21,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:21,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat