./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca399da5b4a23af58a4832e6e16185f9d21852755b27c97f0de04b20d5d51ce5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:56:14,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:56:14,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:56:14,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:56:14,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:56:14,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:56:14,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:56:14,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:56:14,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:56:14,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:56:14,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:56:14,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:56:14,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:56:14,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:56:14,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:56:14,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:56:14,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:56:14,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:56:14,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:56:14,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:56:14,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:56:14,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:56:14,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:56:14,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:56:14,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:56:14,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:56:14,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:56:14,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:56:14,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:56:14,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:56:14,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:56:14,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:56:14,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:56:14,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:56:14,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:56:14,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:56:14,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:56:14,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:56:14,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:56:14,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:56:14,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:56:14,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 01:56:14,474 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:56:14,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:56:14,475 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:56:14,475 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:56:14,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:56:14,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:56:14,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:56:14,476 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:56:14,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:56:14,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:56:14,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:56:14,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:56:14,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:56:14,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:56:14,477 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:56:14,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:56:14,478 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:56:14,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:56:14,478 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:56:14,478 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:56:14,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:56:14,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:56:14,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:56:14,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:56:14,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:56:14,479 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:56:14,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:56:14,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:56:14,480 INFO L138 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_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca399da5b4a23af58a4832e6e16185f9d21852755b27c97f0de04b20d5d51ce5 [2022-12-15 01:56:14,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:56:14,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:56:14,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:56:14,670 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:56:14,671 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:56:14,672 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-programs/Problem101_label22.c [2022-12-15 01:56:17,223 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:56:18,290 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:56:18,291 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/sv-benchmarks/c/eca-programs/Problem101_label22.c [2022-12-15 01:56:18,412 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/data/a2919e3a1/49b73a93f30744c6b04373b066d5cb07/FLAG17669a363 [2022-12-15 01:56:18,781 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/data/a2919e3a1/49b73a93f30744c6b04373b066d5cb07 [2022-12-15 01:56:18,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:56:18,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:56:18,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:56:18,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:56:18,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:56:18,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:56:18" (1/1) ... [2022-12-15 01:56:18,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@657cba41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:18, skipping insertion in model container [2022-12-15 01:56:18,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:56:18" (1/1) ... [2022-12-15 01:56:18,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:56:19,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:56:28,951 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/sv-benchmarks/c/eca-programs/Problem101_label22.c[2766967,2766980] [2022-12-15 01:56:29,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:56:29,021 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:56:34,926 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/sv-benchmarks/c/eca-programs/Problem101_label22.c[2766967,2766980] [2022-12-15 01:56:34,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:56:35,700 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:56:35,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35 WrapperNode [2022-12-15 01:56:35,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:56:35,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:56:35,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:56:35,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:56:35,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:35,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:37,155 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2022-12-15 01:56:37,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:56:37,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:56:37,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:56:37,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:56:37,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:37,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:37,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:37,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:37,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:38,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:38,265 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:38,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:38,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:56:38,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:56:38,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:56:38,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:56:38,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:35" (1/1) ... [2022-12-15 01:56:38,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:56:38,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:56:38,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:56:38,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09b3eea-961e-45cc-ba2b-831e422d99d1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:56:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:56:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:56:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:56:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:56:38,854 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:56:38,855 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:57:11,171 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:57:12,064 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:57:12,065 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 01:57:12,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:57:12 BoogieIcfgContainer [2022-12-15 01:57:12,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:57:12,073 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:57:12,073 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:57:12,081 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:57:12,082 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:57:12" (1/1) ... [2022-12-15 01:57:12,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:57:12,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:12,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-15 01:57:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-15 01:57:12,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-15 01:57:12,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:12,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:46,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:19,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35394 states to 20218 states and 35394 transitions. [2022-12-15 01:58:19,446 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 35394 transitions. [2022-12-15 01:58:19,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-15 01:58:19,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:19,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:41,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:41,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35399 states to 20221 states and 35399 transitions. [2022-12-15 01:58:41,320 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 35399 transitions. [2022-12-15 01:58:41,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-15 01:58:41,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:41,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:02,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:02,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35406 states to 20225 states and 35406 transitions. [2022-12-15 01:59:02,715 INFO L276 IsEmpty]: Start isEmpty. Operand 20225 states and 35406 transitions. [2022-12-15 01:59:03,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10094 [2022-12-15 01:59:03,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:03,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35409 states to 20228 states and 35409 transitions. [2022-12-15 01:59:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 20228 states and 35409 transitions. [2022-12-15 01:59:24,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10097 [2022-12-15 01:59:24,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:24,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:46,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:46,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35423 states to 20238 states and 35423 transitions. [2022-12-15 01:59:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 20238 states and 35423 transitions. [2022-12-15 01:59:47,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-15 01:59:47,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:47,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:08,887 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:09,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:09,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35424 states to 20239 states and 35424 transitions. [2022-12-15 02:00:09,491 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 35424 transitions. [2022-12-15 02:00:10,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-15 02:00:10,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:10,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:29,899 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:30,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35441 states to 20251 states and 35441 transitions. [2022-12-15 02:00:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 20251 states and 35441 transitions. [2022-12-15 02:00:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-15 02:00:31,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:31,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:51,237 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:51,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35456 states to 20263 states and 35456 transitions. [2022-12-15 02:00:51,937 INFO L276 IsEmpty]: Start isEmpty. Operand 20263 states and 35456 transitions. [2022-12-15 02:00:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10103 [2022-12-15 02:00:52,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:52,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:12,934 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:13,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35457 states to 20264 states and 35457 transitions. [2022-12-15 02:01:13,495 INFO L276 IsEmpty]: Start isEmpty. Operand 20264 states and 35457 transitions. [2022-12-15 02:01:13,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10105 [2022-12-15 02:01:13,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:13,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:33,733 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:34,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:34,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35481 states to 20282 states and 35481 transitions. [2022-12-15 02:01:34,567 INFO L276 IsEmpty]: Start isEmpty. Operand 20282 states and 35481 transitions. [2022-12-15 02:01:34,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-15 02:01:34,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:34,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:03,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35497 states to 20295 states and 35497 transitions. [2022-12-15 02:02:03,725 INFO L276 IsEmpty]: Start isEmpty. Operand 20295 states and 35497 transitions. [2022-12-15 02:02:04,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10110 [2022-12-15 02:02:04,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:04,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:25,734 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:26,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:26,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35512 states to 20307 states and 35512 transitions. [2022-12-15 02:02:26,455 INFO L276 IsEmpty]: Start isEmpty. Operand 20307 states and 35512 transitions. [2022-12-15 02:02:26,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10112 [2022-12-15 02:02:26,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:26,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:51,578 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:52,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:52,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35543 states to 20332 states and 35543 transitions. [2022-12-15 02:02:52,721 INFO L276 IsEmpty]: Start isEmpty. Operand 20332 states and 35543 transitions. [2022-12-15 02:02:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10113 [2022-12-15 02:02:53,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:53,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:14,466 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:15,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:15,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35547 states to 20335 states and 35547 transitions. [2022-12-15 02:03:15,086 INFO L276 IsEmpty]: Start isEmpty. Operand 20335 states and 35547 transitions. [2022-12-15 02:03:15,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10114 [2022-12-15 02:03:15,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:15,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:39,468 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:39,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35550 states to 20337 states and 35550 transitions. [2022-12-15 02:03:39,971 INFO L276 IsEmpty]: Start isEmpty. Operand 20337 states and 35550 transitions. [2022-12-15 02:03:40,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-15 02:03:40,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:40,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:00,843 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:01,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:01,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35587 states to 20367 states and 35587 transitions. [2022-12-15 02:04:01,926 INFO L276 IsEmpty]: Start isEmpty. Operand 20367 states and 35587 transitions. [2022-12-15 02:04:02,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-15 02:04:02,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:02,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:23,867 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:24,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:24,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35589 states to 20369 states and 35589 transitions. [2022-12-15 02:04:24,643 INFO L276 IsEmpty]: Start isEmpty. Operand 20369 states and 35589 transitions. [2022-12-15 02:04:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-15 02:04:25,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:25,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:48,614 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:49,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:49,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35598 states to 20377 states and 35598 transitions. [2022-12-15 02:04:49,280 INFO L276 IsEmpty]: Start isEmpty. Operand 20377 states and 35598 transitions. [2022-12-15 02:04:50,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-15 02:04:50,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:50,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:12,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35610 states to 20387 states and 35610 transitions. [2022-12-15 02:05:12,789 INFO L276 IsEmpty]: Start isEmpty. Operand 20387 states and 35610 transitions. [2022-12-15 02:05:13,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2022-12-15 02:05:13,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:13,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:34,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:34,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35617 states to 20392 states and 35617 transitions. [2022-12-15 02:05:34,027 INFO L276 IsEmpty]: Start isEmpty. Operand 20392 states and 35617 transitions. [2022-12-15 02:05:34,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10127 [2022-12-15 02:05:34,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:34,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:54,498 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:55,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:55,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35641 states to 20412 states and 35641 transitions. [2022-12-15 02:05:55,398 INFO L276 IsEmpty]: Start isEmpty. Operand 20412 states and 35641 transitions. [2022-12-15 02:05:55,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-15 02:05:55,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:55,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:15,599 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:16,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:16,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35672 states to 20437 states and 35672 transitions. [2022-12-15 02:06:16,857 INFO L276 IsEmpty]: Start isEmpty. Operand 20437 states and 35672 transitions. [2022-12-15 02:06:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-15 02:06:17,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:17,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat