./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/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_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 --- 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 00:17:37,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:17:37,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:17:37,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:17:37,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:17:37,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:17:37,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:17:37,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:17:37,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:17:37,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:17:37,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:17:37,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:17:37,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:17:37,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:17:37,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:17:37,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:17:37,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:17:37,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:17:37,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:17:37,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:17:37,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:17:37,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:17:37,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:17:37,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:17:37,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:17:37,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:17:37,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:17:37,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:17:37,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:17:37,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:17:37,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:17:37,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:17:37,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:17:37,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:17:37,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:17:37,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:17:37,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:17:37,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:17:37,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:17:37,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:17:37,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:17:37,174 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 00:17:37,188 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:17:37,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:17:37,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:17:37,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:17:37,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:17:37,189 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:17:37,189 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:17:37,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:17:37,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:17:37,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:17:37,190 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 00:17:37,190 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 00:17:37,190 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 00:17:37,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:17:37,190 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:17:37,190 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:17:37,190 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:17:37,190 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:17:37,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:17:37,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:17:37,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:17:37,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:17:37,191 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:17:37,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:17:37,191 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_aa727aae-f70c-45c6-8443-890deff42622/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 [2022-12-15 00:17:37,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:17:37,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:17:37,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:17:37,374 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:17:37,375 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:17:37,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2022-12-15 00:17:39,923 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:17:40,099 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:17:40,100 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2022-12-15 00:17:40,114 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/data/83ea5aa77/097299a10d114bf695e2478af05cdafc/FLAG77fa0fba8 [2022-12-15 00:17:40,491 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/data/83ea5aa77/097299a10d114bf695e2478af05cdafc [2022-12-15 00:17:40,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:17:40,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:17:40,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:17:40,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:17:40,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:17:40,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a68d4bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40, skipping insertion in model container [2022-12-15 00:17:40,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:17:40,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:17:40,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:17:40,699 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:17:40,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:17:40,743 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:17:40,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40 WrapperNode [2022-12-15 00:17:40,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:17:40,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:17:40,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:17:40,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:17:40,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,774 INFO L138 Inliner]: procedures = 119, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 98 [2022-12-15 00:17:40,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:17:40,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:17:40,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:17:40,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:17:40,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,793 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:17:40,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:17:40,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:17:40,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:17:40,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:17:40" (1/1) ... [2022-12-15 00:17:40,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:17:40,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:17:40,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:17:40,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa727aae-f70c-45c6-8443-890deff42622/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:17:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:17:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:17:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 00:17:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:17:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 00:17:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:17:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:17:40,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:17:40,938 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:17:40,939 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:17:41,159 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:17:41,226 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:17:41,226 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 00:17:41,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:17:41 BoogieIcfgContainer [2022-12-15 00:17:41,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:17:41,230 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:17:41,230 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:17:41,239 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:17:41,240 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:17:41" (1/1) ... [2022-12-15 00:17:41,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:17:41,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:41,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2022-12-15 00:17:41,292 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2022-12-15 00:17:41,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 00:17:41,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:41,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:41,495 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 00:17:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-12-15 00:17:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-12-15 00:17:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 00:17:41,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:41,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:41,737 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 00:17:41,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:41,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2022-12-15 00:17:41,996 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-12-15 00:17:41,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 00:17:41,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:41,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:42,043 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 00:17:42,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:42,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2022-12-15 00:17:42,063 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-12-15 00:17:42,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 00:17:42,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:42,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:42,229 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 00:17:42,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:42,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 46 states and 57 transitions. [2022-12-15 00:17:42,613 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2022-12-15 00:17:42,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 00:17:42,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:42,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:42,662 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 00:17:42,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:42,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2022-12-15 00:17:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-12-15 00:17:42,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 00:17:42,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:42,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:42,772 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 00:17:42,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:42,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2022-12-15 00:17:42,901 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-12-15 00:17:42,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 00:17:42,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:42,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:43,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:17:43,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:43,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-12-15 00:17:43,885 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-12-15 00:17:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 00:17:43,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:43,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:44,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:17:44,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:44,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2022-12-15 00:17:44,992 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2022-12-15 00:17:44,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 00:17:44,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:44,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:45,011 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 00:17:45,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:45,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 70 transitions. [2022-12-15 00:17:45,024 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2022-12-15 00:17:45,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 00:17:45,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:45,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:45,118 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 00:17:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:45,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2022-12-15 00:17:45,175 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2022-12-15 00:17:45,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 00:17:45,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:45,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:45,198 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 00:17:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2022-12-15 00:17:45,207 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2022-12-15 00:17:45,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 00:17:45,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:45,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:45,260 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 00:17:45,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:45,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 49 states and 71 transitions. [2022-12-15 00:17:45,269 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2022-12-15 00:17:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 00:17:45,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:45,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:45,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:45,500 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 00:17:46,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:46,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2022-12-15 00:17:46,579 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2022-12-15 00:17:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 00:17:46,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:46,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:46,597 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 00:17:46,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2022-12-15 00:17:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2022-12-15 00:17:46,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 00:17:46,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:46,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:46,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:46,657 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 00:17:46,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:46,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 50 states and 75 transitions. [2022-12-15 00:17:46,670 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 75 transitions. [2022-12-15 00:17:46,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 00:17:46,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:46,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:47,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:17:47,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2022-12-15 00:17:47,587 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2022-12-15 00:17:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 00:17:47,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:47,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:17:49,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:49,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2022-12-15 00:17:49,529 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-12-15 00:17:49,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:17:49,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:49,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:49,555 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 00:17:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:49,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2022-12-15 00:17:49,566 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-12-15 00:17:49,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:17:49,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:49,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:49,619 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 00:17:49,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2022-12-15 00:17:49,633 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-12-15 00:17:49,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 00:17:49,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:49,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:49,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:17:50,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:50,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2022-12-15 00:17:50,305 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-12-15 00:17:50,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 00:17:50,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:50,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:50,747 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 00:17:52,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-12-15 00:17:52,540 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-12-15 00:17:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 00:17:52,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:52,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:53,136 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 00:17:55,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:17:55,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2022-12-15 00:17:55,728 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2022-12-15 00:17:55,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 00:17:55,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:17:55,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:17:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:17:56,676 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 00:18:01,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:01,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 61 states and 86 transitions. [2022-12-15 00:18:01,628 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2022-12-15 00:18:01,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 00:18:01,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:01,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:02,324 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 00:18:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:08,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 70 states and 101 transitions. [2022-12-15 00:18:08,381 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2022-12-15 00:18:08,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 00:18:08,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:08,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 00:18:09,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:09,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2022-12-15 00:18:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2022-12-15 00:18:09,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 00:18:09,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:09,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:09,163 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 00:18:10,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:10,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2022-12-15 00:18:10,806 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-12-15 00:18:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 00:18:10,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:10,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:10,854 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 00:18:12,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:12,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2022-12-15 00:18:12,238 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2022-12-15 00:18:12,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 00:18:12,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:12,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:13,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:18:18,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 105 transitions. [2022-12-15 00:18:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2022-12-15 00:18:18,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 00:18:18,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:18,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:18:19,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:19,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2022-12-15 00:18:19,763 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2022-12-15 00:18:19,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 00:18:19,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:19,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:19,815 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 00:18:19,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:19,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 115 transitions. [2022-12-15 00:18:19,830 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2022-12-15 00:18:19,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 00:18:19,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:19,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:19,858 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 00:18:20,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:20,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 75 states and 120 transitions. [2022-12-15 00:18:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 120 transitions. [2022-12-15 00:18:20,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 00:18:20,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:20,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:20,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:18:21,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 78 states and 126 transitions. [2022-12-15 00:18:21,823 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 126 transitions. [2022-12-15 00:18:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 00:18:21,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:21,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:23,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:18:32,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:32,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 88 states and 144 transitions. [2022-12-15 00:18:32,835 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 144 transitions. [2022-12-15 00:18:32,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 00:18:32,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:32,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 00:18:35,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:35,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 81 states and 131 transitions. [2022-12-15 00:18:35,711 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 131 transitions. [2022-12-15 00:18:35,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 00:18:35,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:35,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:35,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:35,807 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 00:18:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 84 states and 137 transitions. [2022-12-15 00:18:41,496 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 137 transitions. [2022-12-15 00:18:41,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 00:18:41,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:41,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:41,972 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 00:18:43,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:43,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 123 transitions. [2022-12-15 00:18:43,409 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2022-12-15 00:18:43,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:18:43,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:43,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:43,889 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 00:18:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:18:47,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 83 states and 138 transitions. [2022-12-15 00:18:47,472 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 138 transitions. [2022-12-15 00:18:47,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:18:47,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:18:47,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:18:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:18:50,201 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 00:19:06,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:19:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 91 states and 160 transitions. [2022-12-15 00:19:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 160 transitions. [2022-12-15 00:19:06,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:19:06,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:19:06,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:19:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:19:06,635 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 00:19:08,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:19:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 93 states and 166 transitions. [2022-12-15 00:19:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 166 transitions. [2022-12-15 00:19:08,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:19:08,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:19:08,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:19:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:19:08,366 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 00:19:09,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:19:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 95 states and 171 transitions. [2022-12-15 00:19:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 171 transitions. [2022-12-15 00:19:09,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 00:19:09,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:19:09,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:19:09,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:19:10,756 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 00:19:32,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:19:32,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 110 states and 204 transitions. [2022-12-15 00:19:32,476 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 204 transitions. [2022-12-15 00:19:32,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 00:19:32,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:19:32,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:19:32,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:19:35,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:19:55,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:19:55,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 116 states and 213 transitions. [2022-12-15 00:19:55,280 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 213 transitions. [2022-12-15 00:19:55,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 00:19:55,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:19:55,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:19:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:19:57,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:20:17,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:20:17,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 128 states and 233 transitions. [2022-12-15 00:20:17,354 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 233 transitions. [2022-12-15 00:20:17,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 00:20:17,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:20:17,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:20:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:20:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:20:18,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:20:18,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 129 states and 236 transitions. [2022-12-15 00:20:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 236 transitions. [2022-12-15 00:20:18,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 00:20:18,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:20:18,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:20:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:20:23,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:20:51,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:20:51,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 136 states and 250 transitions. [2022-12-15 00:20:51,245 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 250 transitions. [2022-12-15 00:20:51,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 00:20:51,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:20:51,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:20:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:20:51,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:21:02,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:21:02,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 141 states and 263 transitions. [2022-12-15 00:21:02,788 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 263 transitions. [2022-12-15 00:21:02,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 00:21:02,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:21:02,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:21:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:21:02,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:21:03,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:21:03,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 142 states and 268 transitions. [2022-12-15 00:21:03,827 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 268 transitions. [2022-12-15 00:21:03,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 00:21:03,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:21:03,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:21:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:21:10,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:21:51,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:21:51,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 157 states and 313 transitions. [2022-12-15 00:21:51,930 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 313 transitions. [2022-12-15 00:21:51,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 00:21:51,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:21:51,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:21:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:21:51,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:21:52,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:21:52,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 158 states and 316 transitions. [2022-12-15 00:21:52,631 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 316 transitions. [2022-12-15 00:21:52,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 00:21:52,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:21:52,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:21:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:21:52,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:21:56,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:21:56,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 160 states and 317 transitions. [2022-12-15 00:21:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 317 transitions. [2022-12-15 00:21:56,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 00:21:56,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:21:56,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:21:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:21:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:21:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:21:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 161 states and 317 transitions. [2022-12-15 00:21:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 317 transitions. [2022-12-15 00:21:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 00:21:58,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:21:58,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:21:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:21:59,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:22:06,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:22:06,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 162 states and 323 transitions. [2022-12-15 00:22:06,644 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 323 transitions. [2022-12-15 00:22:06,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 00:22:06,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:22:06,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:22:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:22:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:22:16,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:22:16,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 150 states and 303 transitions. [2022-12-15 00:22:16,729 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 303 transitions. [2022-12-15 00:22:16,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 00:22:16,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:22:16,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:22:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:22:17,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:22:21,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:22:21,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 152 states and 308 transitions. [2022-12-15 00:22:21,934 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 308 transitions. [2022-12-15 00:22:21,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 00:22:21,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:22:21,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:22:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:22:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:22:24,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:22:24,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 153 states and 309 transitions. [2022-12-15 00:22:24,136 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 309 transitions. [2022-12-15 00:22:24,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 00:22:24,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:22:24,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:22:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:22:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 00:22:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:22:29,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 156 states and 313 transitions. [2022-12-15 00:22:29,542 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 313 transitions. [2022-12-15 00:22:29,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 00:22:29,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:22:29,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:22:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:22:29,563 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 00:22:33,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:22:33,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 159 states and 316 transitions. [2022-12-15 00:22:33,913 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 316 transitions. [2022-12-15 00:22:33,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 00:22:33,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:22:33,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:22:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:22:33,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 00:22:36,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:22:36,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 159 states and 315 transitions. [2022-12-15 00:22:36,119 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 315 transitions. [2022-12-15 00:22:36,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 00:22:36,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:22:36,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:22:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:22:43,161 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:23:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:23:07,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 154 states and 308 transitions. [2022-12-15 00:23:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 308 transitions. [2022-12-15 00:23:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 00:23:07,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:23:07,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:23:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:23:20,736 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:36,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:36,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 165 states and 350 transitions. [2022-12-15 00:24:36,501 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 350 transitions. [2022-12-15 00:24:36,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 00:24:36,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:36,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 00:24:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:40,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 167 states and 355 transitions. [2022-12-15 00:24:40,166 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 355 transitions. [2022-12-15 00:24:40,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 00:24:40,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:40,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:40,220 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 00:24:43,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:43,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 168 states and 355 transitions. [2022-12-15 00:24:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 355 transitions. [2022-12-15 00:24:43,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 00:24:43,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:43,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:49,670 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:25:43,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:43,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 183 states and 384 transitions. [2022-12-15 00:25:43,703 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 384 transitions. [2022-12-15 00:25:43,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 00:25:43,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:43,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:43,743 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 00:25:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 184 states and 385 transitions. [2022-12-15 00:25:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 385 transitions. [2022-12-15 00:25:48,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 00:25:48,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:48,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:48,688 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 00:25:53,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:53,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 185 states and 385 transitions. [2022-12-15 00:25:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 385 transitions. [2022-12-15 00:25:53,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 00:25:53,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:53,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:53,150 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:25:57,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:57,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 186 states and 386 transitions. [2022-12-15 00:25:57,828 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 386 transitions. [2022-12-15 00:25:57,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 00:25:57,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:57,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:26:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:26:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:26:34,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 196 states and 414 transitions. [2022-12-15 00:26:34,724 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 414 transitions. [2022-12-15 00:26:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:26:34,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:26:34,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:26:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:26:36,341 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 00:26:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:26:46,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 199 states and 419 transitions. [2022-12-15 00:26:46,934 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 419 transitions. [2022-12-15 00:26:46,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:26:46,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:26:46,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:26:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:26:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 00:26:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:26:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 201 states and 424 transitions. [2022-12-15 00:26:52,212 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 424 transitions. [2022-12-15 00:26:52,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:26:52,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:26:52,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:26:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:26:58,211 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 00:27:38,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:27:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 205 states and 431 transitions. [2022-12-15 00:27:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 431 transitions. [2022-12-15 00:27:38,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:27:38,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:27:38,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:27:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:27:38,339 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 00:27:43,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:27:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 206 states and 432 transitions. [2022-12-15 00:27:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 432 transitions. [2022-12-15 00:27:43,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:27:43,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:27:43,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:27:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:27:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:28:52,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:28:52,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 214 states and 457 transitions. [2022-12-15 00:28:52,901 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 457 transitions. [2022-12-15 00:28:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 00:28:52,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:28:52,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:28:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:28:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 00:28:57,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:28:57,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 215 states and 457 transitions. [2022-12-15 00:28:57,048 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 457 transitions. [2022-12-15 00:28:57,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 00:28:57,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:28:57,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:28:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:54,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 226 states and 487 transitions. [2022-12-15 00:30:54,161 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 487 transitions. [2022-12-15 00:30:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 00:30:54,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:54,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:31:07,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.