./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/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_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 171516ccf7ce56a0fe5d7e6e8d7c3265875afe4246c9b2f5548b0fe9f9b93621 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:33,669 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:33,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:55:33,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:33,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:33,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:33,841 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:33,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:33,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:33,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:33,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:33,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:33,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:33,853 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:33,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:33,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:33,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:33,855 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:55:33,855 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:33,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:33,856 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:33,857 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:33,858 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:33,858 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:33,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:33,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:33,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:33,861 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:33,861 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:33,862 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:33,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:33,864 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:33,864 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_d7e76279-ecc0-4e05-8e9f-cab027415bab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 171516ccf7ce56a0fe5d7e6e8d7c3265875afe4246c9b2f5548b0fe9f9b93621 [2023-11-19 02:55:34,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:34,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:34,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:34,248 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:34,248 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:34,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-11-19 02:55:37,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:37,845 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:37,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-11-19 02:55:37,875 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/data/56b6d855f/8a6c6d9a8b3d4569b6553a868b81328f/FLAGdd57cb278 [2023-11-19 02:55:37,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/data/56b6d855f/8a6c6d9a8b3d4569b6553a868b81328f [2023-11-19 02:55:37,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:37,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:37,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:37,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:37,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:37,902 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:37" (1/1) ... [2023-11-19 02:55:37,903 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769f9e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:37, skipping insertion in model container [2023-11-19 02:55:37,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:37" (1/1) ... [2023-11-19 02:55:38,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:39,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:39,079 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:39,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:39,441 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:39,450 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:39,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39 WrapperNode [2023-11-19 02:55:39,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:39,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:39,453 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:39,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:39,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,623 INFO L138 Inliner]: procedures = 540, calls = 133, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 451 [2023-11-19 02:55:39,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:39,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:39,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:39,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:39,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,676 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,683 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:39,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:39,721 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:39,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:39,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:39" (1/1) ... [2023-11-19 02:55:39,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:39,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:39,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:39,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e76279-ecc0-4e05-8e9f-cab027415bab/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:39,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 02:55:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:55:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:55:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:55:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 02:55:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:55:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 02:55:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 02:55:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 02:55:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 02:55:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:55:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:55:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:55:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:55:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:40,246 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:40,248 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:40,834 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:40,995 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:40,995 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 02:55:41,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:41 BoogieIcfgContainer [2023-11-19 02:55:41,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:41,004 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:41,005 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:41,016 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:41,017 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:41" (1/1) ... [2023-11-19 02:55:41,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:55:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:41,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 118 states and 147 transitions. [2023-11-19 02:55:41,107 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 147 transitions. [2023-11-19 02:55:41,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:55:41,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:41,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:41,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:41,613 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 02:55:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:41,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 120 states and 150 transitions. [2023-11-19 02:55:41,666 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 150 transitions. [2023-11-19 02:55:41,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:55:41,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:41,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:41,817 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 02:55:41,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:41,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 121 states and 151 transitions. [2023-11-19 02:55:41,851 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 151 transitions. [2023-11-19 02:55:41,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:55:41,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:41,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:42,063 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 02:55:42,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 123 states and 154 transitions. [2023-11-19 02:55:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions. [2023-11-19 02:55:42,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:55:42,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:42,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:42,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2023-11-19 02:55:42,372 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2023-11-19 02:55:42,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:55:42,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:42,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:42,525 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 02:55:42,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:42,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 123 states and 154 transitions. [2023-11-19 02:55:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions. [2023-11-19 02:55:42,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:55:42,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:42,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:42,785 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:42,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2023-11-19 02:55:42,935 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2023-11-19 02:55:42,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:55:42,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:42,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:43,062 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:55:43,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:43,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 121 states and 152 transitions. [2023-11-19 02:55:43,110 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2023-11-19 02:55:43,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:55:43,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:43,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:43,257 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:43,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 124 states and 155 transitions. [2023-11-19 02:55:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 155 transitions. [2023-11-19 02:55:43,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:55:43,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:43,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:43,685 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:43,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:43,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 127 states and 158 transitions. [2023-11-19 02:55:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 158 transitions. [2023-11-19 02:55:43,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:55:43,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:43,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:44,068 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:44,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:44,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 161 transitions. [2023-11-19 02:55:44,264 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 161 transitions. [2023-11-19 02:55:44,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:55:44,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:44,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:44,532 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:44,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 133 states and 164 transitions. [2023-11-19 02:55:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 164 transitions. [2023-11-19 02:55:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:44,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:44,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:45,008 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 136 states and 167 transitions. [2023-11-19 02:55:45,218 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 167 transitions. [2023-11-19 02:55:45,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:55:45,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:45,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:45,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:45,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 139 states and 170 transitions. [2023-11-19 02:55:45,758 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 170 transitions. [2023-11-19 02:55:45,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:55:45,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:45,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:46,105 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:46,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 142 states and 173 transitions. [2023-11-19 02:55:46,343 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 173 transitions. [2023-11-19 02:55:46,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:55:46,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:46,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:46,713 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:46,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:46,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 145 states and 175 transitions. [2023-11-19 02:55:46,866 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 175 transitions. [2023-11-19 02:55:46,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:55:46,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:46,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:47,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 144 states and 174 transitions. [2023-11-19 02:55:47,363 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2023-11-19 02:55:47,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:55:47,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:47,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:47,495 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:47,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:47,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2023-11-19 02:55:47,529 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2023-11-19 02:55:47,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:55:47,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:47,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:47,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 142 states and 172 transitions. [2023-11-19 02:55:47,861 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 172 transitions. [2023-11-19 02:55:47,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:55:47,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:47,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:48,135 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:48,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:48,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 144 states and 175 transitions. [2023-11-19 02:55:48,212 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 175 transitions. [2023-11-19 02:55:48,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:55:48,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:48,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:48,369 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:48,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 145 states and 176 transitions. [2023-11-19 02:55:48,404 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 176 transitions. [2023-11-19 02:55:48,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:55:48,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:48,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:48,577 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:48,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 147 states and 180 transitions. [2023-11-19 02:55:48,667 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 180 transitions. [2023-11-19 02:55:48,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:55:48,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:48,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:48,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:48,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 148 states and 181 transitions. [2023-11-19 02:55:48,819 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 181 transitions. [2023-11-19 02:55:48,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:55:48,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:48,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:49,018 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:49,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:49,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 150 states and 184 transitions. [2023-11-19 02:55:49,157 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 184 transitions. [2023-11-19 02:55:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:55:49,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:55:49,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:49,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 195 transitions. [2023-11-19 02:55:49,779 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions. [2023-11-19 02:55:49,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:55:49,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:49,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:49,975 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:55:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 155 states and 194 transitions. [2023-11-19 02:55:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2023-11-19 02:55:50,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:55:50,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:50,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:50,393 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:55:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:50,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 195 transitions. [2023-11-19 02:55:50,414 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions. [2023-11-19 02:55:50,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:55:50,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:50,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:50,600 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:50,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:50,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 158 states and 199 transitions. [2023-11-19 02:55:50,781 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 199 transitions. [2023-11-19 02:55:50,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:55:50,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:50,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:51,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:51,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 161 states and 203 transitions. [2023-11-19 02:55:51,298 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 203 transitions. [2023-11-19 02:55:51,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:55:51,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:51,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:51,476 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:55:51,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:51,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 163 states and 206 transitions. [2023-11-19 02:55:51,911 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 206 transitions. [2023-11-19 02:55:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:55:51,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:51,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:52,188 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:55:52,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:52,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 165 states and 210 transitions. [2023-11-19 02:55:52,705 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-11-19 02:55:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:55:52,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:52,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:53,138 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:57,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 207 states and 261 transitions. [2023-11-19 02:55:57,653 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 261 transitions. [2023-11-19 02:55:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:55:57,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:57,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:58,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:58,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 209 states and 264 transitions. [2023-11-19 02:55:58,231 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 264 transitions. [2023-11-19 02:55:58,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:55:58,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:58,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:58,468 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:58,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 212 states and 270 transitions. [2023-11-19 02:55:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 270 transitions. [2023-11-19 02:55:58,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:55:58,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:58,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:59,002 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:55:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 211 states and 269 transitions. [2023-11-19 02:55:59,600 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 269 transitions. [2023-11-19 02:55:59,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:55:59,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:59,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:59,748 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:55:59,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:59,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 212 states and 270 transitions. [2023-11-19 02:55:59,770 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 270 transitions. [2023-11-19 02:55:59,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:55:59,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:59,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:56:02,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:02,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 224 states and 294 transitions. [2023-11-19 02:56:02,362 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 294 transitions. [2023-11-19 02:56:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:56:02,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:02,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:56:03,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:03,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 221 states and 289 transitions. [2023-11-19 02:56:03,018 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 289 transitions. [2023-11-19 02:56:03,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:56:03,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:03,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:03,171 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 02:56:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:03,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 223 states and 290 transitions. [2023-11-19 02:56:03,638 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 290 transitions. [2023-11-19 02:56:03,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:56:03,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:03,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:03,921 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:56:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 224 states and 291 transitions. [2023-11-19 02:56:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 291 transitions. [2023-11-19 02:56:04,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:56:04,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:04,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:04,577 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:56:04,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:04,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 224 states and 290 transitions. [2023-11-19 02:56:04,592 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 290 transitions. [2023-11-19 02:56:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:56:04,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:04,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:04,742 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2023-11-19 02:56:05,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 226 states and 294 transitions. [2023-11-19 02:56:05,281 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 294 transitions. [2023-11-19 02:56:05,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:56:05,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:05,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:05,690 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:56:05,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:05,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 225 states and 293 transitions. [2023-11-19 02:56:05,841 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 293 transitions. [2023-11-19 02:56:05,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:56:05,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:05,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:56:06,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:06,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 228 states and 299 transitions. [2023-11-19 02:56:06,526 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 299 transitions. [2023-11-19 02:56:06,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:56:06,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:06,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:06,685 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 02:56:07,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:07,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 230 states and 300 transitions. [2023-11-19 02:56:07,200 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 300 transitions. [2023-11-19 02:56:07,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:56:07,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:07,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:07,415 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 02:56:07,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:07,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 232 states and 301 transitions. [2023-11-19 02:56:07,858 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 301 transitions. [2023-11-19 02:56:07,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:56:07,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:07,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:08,457 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:56:10,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:10,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 233 states and 303 transitions. [2023-11-19 02:56:10,190 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 303 transitions. [2023-11-19 02:56:10,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:56:10,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:10,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:10,368 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:56:10,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:10,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 234 states and 304 transitions. [2023-11-19 02:56:10,805 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 304 transitions. [2023-11-19 02:56:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:56:10,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:10,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:11,034 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-19 02:56:11,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:11,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 198 states and 264 transitions. [2023-11-19 02:56:11,548 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 264 transitions. [2023-11-19 02:56:11,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:56:11,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:11,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:11,885 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:56:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 207 states and 280 transitions. [2023-11-19 02:56:14,762 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 280 transitions. [2023-11-19 02:56:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:56:14,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:14,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:56:18,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:18,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 217 states and 296 transitions. [2023-11-19 02:56:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 296 transitions. [2023-11-19 02:56:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:56:18,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:18,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:18,349 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 02:56:18,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:18,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 219 states and 297 transitions. [2023-11-19 02:56:18,972 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 297 transitions. [2023-11-19 02:56:18,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:56:18,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:18,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:19,195 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked.