./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/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_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/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 32bit --witnessprinter.graph.data.programhash 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:05:22,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:05:22,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:05:22,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:05:22,729 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:05:22,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:05:22,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:05:22,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:05:22,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:05:22,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:05:22,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:05:22,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:05:22,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:05:22,779 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:05:22,779 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:05:22,780 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:05:22,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:05:22,780 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:05:22,781 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:05:22,781 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:05:22,782 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:05:22,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:05:22,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:05:22,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:05:22,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:22,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:05:22,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:05:22,785 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:05:22,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:05:22,786 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_f2b8f139-4a5d-444d-b3b7-684ed9d84420/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 [2023-11-19 03:05:23,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:05:23,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:05:23,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:05:23,111 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:05:23,112 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:05:23,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2023-11-19 03:05:26,341 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:05:26,830 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:05:26,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2023-11-19 03:05:26,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/data/6b4a906e2/d214303954794a8fa0ff00144540a37e/FLAGc3e3c0a7b [2023-11-19 03:05:26,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/data/6b4a906e2/d214303954794a8fa0ff00144540a37e [2023-11-19 03:05:26,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:05:26,881 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:05:26,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:26,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:05:26,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:05:26,888 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:26" (1/1) ... [2023-11-19 03:05:26,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e41f596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:26, skipping insertion in model container [2023-11-19 03:05:26,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:26" (1/1) ... [2023-11-19 03:05:26,969 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:05:28,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:28,604 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:05:28,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:28,954 WARN L675 CHandler]: The function __VERIFIER_nondet_sector_t is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:28,963 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:05:28,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28 WrapperNode [2023-11-19 03:05:28,964 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:28,965 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:28,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:05:28,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:05:28,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,198 INFO L138 Inliner]: procedures = 474, calls = 840, calls flagged for inlining = 202, calls inlined = 246, statements flattened = 1961 [2023-11-19 03:05:29,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:29,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:05:29,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:05:29,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:05:29,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,404 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,412 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:05:29,455 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:05:29,456 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:05:29,456 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:05:29,457 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:28" (1/1) ... [2023-11-19 03:05:29,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:29,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:05:29,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:05:29,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b8f139-4a5d-444d-b3b7-684ed9d84420/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:05:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:05:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:05:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:05:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:05:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:05:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:05:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:05:29,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:05:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:05:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:05:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:05:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:05:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:05:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:05:29,912 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:05:29,914 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:05:32,761 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:05:33,734 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:05:33,734 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:05:33,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:33 BoogieIcfgContainer [2023-11-19 03:05:33,744 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:05:33,745 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:05:33,745 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:05:33,756 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:05:33,756 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:33" (1/1) ... [2023-11-19 03:05:33,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:05:33,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:33,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 536 states and 605 transitions. [2023-11-19 03:05:33,852 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 605 transitions. [2023-11-19 03:05:33,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:05:33,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:33,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:34,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:35,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:35,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 535 states and 604 transitions. [2023-11-19 03:05:35,465 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 604 transitions. [2023-11-19 03:05:35,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:05:35,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:35,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:36,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:36,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 534 states and 603 transitions. [2023-11-19 03:05:36,993 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 603 transitions. [2023-11-19 03:05:36,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:05:36,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:36,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:37,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:37,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2023-11-19 03:05:37,215 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2023-11-19 03:05:37,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:05:37,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:37,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:37,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:37,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 532 states and 601 transitions. [2023-11-19 03:05:37,878 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 601 transitions. [2023-11-19 03:05:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:05:37,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:37,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:38,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:39,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:39,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 531 states and 600 transitions. [2023-11-19 03:05:39,101 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 600 transitions. [2023-11-19 03:05:39,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:05:39,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:39,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:39,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2023-11-19 03:05:40,792 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2023-11-19 03:05:40,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:05:40,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:40,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:41,245 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 03:05:41,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:41,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 532 states and 601 transitions. [2023-11-19 03:05:41,764 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 601 transitions. [2023-11-19 03:05:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:05:41,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:41,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:42,035 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 03:05:42,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:42,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2023-11-19 03:05:42,309 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2023-11-19 03:05:42,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:05:42,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:42,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:42,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:05:44,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:44,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 535 states and 607 transitions. [2023-11-19 03:05:44,900 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 607 transitions. [2023-11-19 03:05:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:05:44,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:44,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:45,182 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:45,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 537 states and 609 transitions. [2023-11-19 03:05:45,699 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 609 transitions. [2023-11-19 03:05:45,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:05:45,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:45,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:45,991 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:46,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 539 states and 611 transitions. [2023-11-19 03:05:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 611 transitions. [2023-11-19 03:05:46,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:05:46,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:46,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:46,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,009 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:05:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 541 states and 613 transitions. [2023-11-19 03:05:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 613 transitions. [2023-11-19 03:05:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:05:50,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:50,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:51,047 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:05:51,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 540 states and 612 transitions. [2023-11-19 03:05:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 612 transitions. [2023-11-19 03:05:51,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:05:51,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:51,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:51,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:05:51,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:51,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 541 states and 615 transitions. [2023-11-19 03:05:51,799 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 615 transitions. [2023-11-19 03:05:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:05:51,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:51,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:05:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 540 states and 614 transitions. [2023-11-19 03:05:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 614 transitions. [2023-11-19 03:05:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:05:52,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:52,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:52,387 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:05:52,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 541 states and 615 transitions. [2023-11-19 03:05:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 615 transitions. [2023-11-19 03:05:52,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:05:52,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:52,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:05:53,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:53,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 535 states and 604 transitions. [2023-11-19 03:05:53,245 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 604 transitions. [2023-11-19 03:05:53,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:05:53,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:53,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:53,584 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:05:53,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:53,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 534 states and 603 transitions. [2023-11-19 03:05:53,704 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 603 transitions. [2023-11-19 03:05:53,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:05:53,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:53,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:54,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:54,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 536 states and 605 transitions. [2023-11-19 03:05:54,849 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 605 transitions. [2023-11-19 03:05:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:05:54,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:54,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:55,214 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:55,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:55,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 538 states and 607 transitions. [2023-11-19 03:05:55,935 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 607 transitions. [2023-11-19 03:05:55,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:05:55,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:55,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:56,341 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:57,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:57,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 540 states and 609 transitions. [2023-11-19 03:05:57,173 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 609 transitions. [2023-11-19 03:05:57,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:05:57,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:57,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:57,636 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:58,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:58,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 542 states and 611 transitions. [2023-11-19 03:05:58,451 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 611 transitions. [2023-11-19 03:05:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:05:58,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:58,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 544 states and 613 transitions. [2023-11-19 03:05:59,776 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 613 transitions. [2023-11-19 03:05:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:05:59,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:59,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:00,219 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:06:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:00,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 546 states and 614 transitions. [2023-11-19 03:06:00,892 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 614 transitions. [2023-11-19 03:06:00,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:06:00,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:00,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:01,733 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-11-19 03:06:10,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:10,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 548 states and 619 transitions. [2023-11-19 03:06:10,490 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 619 transitions. [2023-11-19 03:06:10,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:06:10,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:10,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:10,968 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-11-19 03:06:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 545 states and 613 transitions. [2023-11-19 03:06:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 613 transitions. [2023-11-19 03:06:11,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:06:11,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:11,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:12,597 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked.