./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcspn_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 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_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcspn_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg --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 64bit --witnessprinter.graph.data.programhash dea536aba24bbbd149deffc3b8406a97f6fac760a5b2f50471455440f523d7fc --- 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-b5237d8 [2022-11-21 22:14:31,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:14:31,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:14:31,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:14:31,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:14:31,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:14:31,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:14:31,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:14:31,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:14:31,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:14:31,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:14:31,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:14:31,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:14:31,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:14:31,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:14:31,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:14:31,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:14:31,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:14:31,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:14:31,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:14:31,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:14:31,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:14:31,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:14:31,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:14:31,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:14:31,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:14:31,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:14:31,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:14:31,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:14:31,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:14:31,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:14:31,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:14:31,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:14:31,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:14:31,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:14:31,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:14:31,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:14:31,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:14:31,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:14:31,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:14:31,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:14:31,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-21 22:14:31,979 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:14:31,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:14:31,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:14:31,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:14:31,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:14:31,987 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:14:31,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:14:31,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:14:31,988 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 22:14:31,988 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 22:14:31,989 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 22:14:31,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:14:31,990 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:14:31,990 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:14:31,990 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:14:31,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:14:31,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:14:31,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:14:31,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:14:31,991 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:14:31,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:14:31,992 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_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dea536aba24bbbd149deffc3b8406a97f6fac760a5b2f50471455440f523d7fc [2022-11-21 22:14:32,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:14:32,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:14:32,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:14:32,377 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:14:32,378 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:14:32,379 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-15/cstrcspn_malloc.i [2022-11-21 22:14:35,445 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:14:35,726 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:14:35,727 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/sv-benchmarks/c/termination-15/cstrcspn_malloc.i [2022-11-21 22:14:35,741 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/data/08d17149f/098f9de3f82b409e83c615876da50097/FLAG29e187ae0 [2022-11-21 22:14:35,761 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/data/08d17149f/098f9de3f82b409e83c615876da50097 [2022-11-21 22:14:35,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:14:35,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:14:35,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:14:35,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:14:35,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:14:35,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:35" (1/1) ... [2022-11-21 22:14:35,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a2c6eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:35, skipping insertion in model container [2022-11-21 22:14:35,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:35" (1/1) ... [2022-11-21 22:14:35,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:14:35,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:14:36,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:14:36,287 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:14:36,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:14:36,395 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:14:36,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36 WrapperNode [2022-11-21 22:14:36,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:14:36,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:14:36,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:14:36,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:14:36,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,473 INFO L138 Inliner]: procedures = 152, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2022-11-21 22:14:36,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:14:36,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:14:36,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:14:36,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:14:36,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,527 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:14:36,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:14:36,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:14:36,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:14:36,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36" (1/1) ... [2022-11-21 22:14:36,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:14:36,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:14:36,571 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:14:36,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_750862d3-8e90-4e44-8d63-f2d2b2083658/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:14:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:14:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:14:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:14:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:14:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:14:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:14:36,736 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:14:36,739 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:14:37,042 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:14:37,110 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:14:37,110 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:14:37,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:37 BoogieIcfgContainer [2022-11-21 22:14:37,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:14:37,114 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:14:37,114 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:14:37,125 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:14:37,126 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:37" (1/1) ... [2022-11-21 22:14:37,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:14:37,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:37,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2022-11-21 22:14:37,193 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2022-11-21 22:14:37,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 22:14:37,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:37,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:37,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:37,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:37,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2022-11-21 22:14:37,615 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-11-21 22:14:37,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 22:14:37,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:37,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:37,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:38,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:38,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2022-11-21 22:14:38,048 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-11-21 22:14:38,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 22:14:38,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:38,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:38,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:38,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:38,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2022-11-21 22:14:38,303 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2022-11-21 22:14:38,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 22:14:38,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:38,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:38,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:38,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:38,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2022-11-21 22:14:38,943 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2022-11-21 22:14:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:14:38,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:38,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:39,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2022-11-21 22:14:39,253 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2022-11-21 22:14:39,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:14:39,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:39,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:39,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2022-11-21 22:14:39,966 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-11-21 22:14:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:14:39,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:39,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:39,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:40,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:40,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-11-21 22:14:40,009 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-11-21 22:14:40,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:14:40,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:40,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:40,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:40,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:40,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2022-11-21 22:14:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2022-11-21 22:14:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:14:40,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:40,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:40,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:40,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:40,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:40,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2022-11-21 22:14:40,954 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-11-21 22:14:40,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:14:40,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:40,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:41,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:42,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2022-11-21 22:14:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2022-11-21 22:14:42,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:14:42,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:42,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:42,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2022-11-21 22:14:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2022-11-21 22:14:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:14:42,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:42,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:42,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:42,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:42,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2022-11-21 22:14:42,538 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-21 22:14:42,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:14:42,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:42,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:42,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:42,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:42,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2022-11-21 22:14:42,922 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-11-21 22:14:42,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:14:42,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:42,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:43,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2022-11-21 22:14:44,460 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2022-11-21 22:14:44,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:14:44,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:44,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:44,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:44,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:44,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2022-11-21 22:14:44,512 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2022-11-21 22:14:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:14:44,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:44,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:44,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:44,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:44,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 63 states and 88 transitions. [2022-11-21 22:14:44,654 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2022-11-21 22:14:44,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:14:44,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:44,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:44,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:45,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:45,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 64 states and 89 transitions. [2022-11-21 22:14:45,083 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2022-11-21 22:14:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:14:45,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:45,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:45,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:46,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:46,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 71 states and 102 transitions. [2022-11-21 22:14:46,004 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2022-11-21 22:14:46,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:14:46,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:46,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:46,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:49,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 79 states and 120 transitions. [2022-11-21 22:14:49,835 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2022-11-21 22:14:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:14:49,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:49,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:49,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:51,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:51,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 135 transitions. [2022-11-21 22:14:51,364 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2022-11-21 22:14:51,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:14:51,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:51,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:52,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:52,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 92 states and 149 transitions. [2022-11-21 22:14:52,887 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 149 transitions. [2022-11-21 22:14:52,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:14:52,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:52,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:54,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:01,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:01,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 101 states and 174 transitions. [2022-11-21 22:15:01,150 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 174 transitions. [2022-11-21 22:15:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:15:01,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:01,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:01,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:06,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:06,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 110 states and 192 transitions. [2022-11-21 22:15:06,674 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 192 transitions. [2022-11-21 22:15:06,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:15:06,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:06,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:07,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:11,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 112 states and 196 transitions. [2022-11-21 22:15:11,527 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 196 transitions. [2022-11-21 22:15:11,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:15:11,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:11,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:15:12,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:12,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 111 states and 195 transitions. [2022-11-21 22:15:12,208 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 195 transitions. [2022-11-21 22:15:12,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:15:12,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:12,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:12,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:12,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:12,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 112 states and 196 transitions. [2022-11-21 22:15:12,832 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 196 transitions. [2022-11-21 22:15:12,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:15:12,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:12,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:16,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 118 states and 207 transitions. [2022-11-21 22:15:16,008 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 207 transitions. [2022-11-21 22:15:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:15:16,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:16,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:16,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:24,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:24,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 128 states and 227 transitions. [2022-11-21 22:15:24,311 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 227 transitions. [2022-11-21 22:15:24,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:15:24,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:24,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:24,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:15:24,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 124 states and 215 transitions. [2022-11-21 22:15:24,600 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 215 transitions. [2022-11-21 22:15:24,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:15:24,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:24,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:24,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:25,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 125 states and 216 transitions. [2022-11-21 22:15:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 216 transitions. [2022-11-21 22:15:25,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:15:25,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:25,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:15:25,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:25,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 126 states and 217 transitions. [2022-11-21 22:15:25,906 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 217 transitions. [2022-11-21 22:15:25,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:15:25,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:25,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:26,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:15:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:26,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 125 states and 216 transitions. [2022-11-21 22:15:26,602 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 216 transitions. [2022-11-21 22:15:26,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:15:26,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:26,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:26,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:30,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:30,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 131 states and 226 transitions. [2022-11-21 22:15:30,129 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 226 transitions. [2022-11-21 22:15:30,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:15:30,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:30,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:30,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:41,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 142 states and 247 transitions. [2022-11-21 22:15:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 247 transitions. [2022-11-21 22:15:41,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:15:41,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:41,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:44,109 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:55,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:55,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 153 states and 275 transitions. [2022-11-21 22:15:55,911 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 275 transitions. [2022-11-21 22:15:55,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:15:55,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:55,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:55,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:57,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:57,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 154 states and 276 transitions. [2022-11-21 22:15:57,032 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 276 transitions. [2022-11-21 22:15:57,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:15:57,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:57,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:57,081 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:16:04,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:04,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 160 states and 303 transitions. [2022-11-21 22:16:04,037 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 303 transitions. [2022-11-21 22:16:04,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:16:04,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:04,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:16:12,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 166 states and 330 transitions. [2022-11-21 22:16:12,745 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 330 transitions. [2022-11-21 22:16:12,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:16:12,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:12,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:12,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:16:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 172 states and 342 transitions. [2022-11-21 22:16:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 342 transitions. [2022-11-21 22:16:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:16:18,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:18,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:19,196 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:16:25,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:25,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 177 states and 353 transitions. [2022-11-21 22:16:25,030 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 353 transitions. [2022-11-21 22:16:25,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:16:25,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:25,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:25,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:16:26,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:26,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 178 states and 356 transitions. [2022-11-21 22:16:26,508 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 356 transitions. [2022-11-21 22:16:26,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:16:26,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:26,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:26,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:16:27,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:27,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 178 states and 355 transitions. [2022-11-21 22:16:27,922 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 355 transitions. [2022-11-21 22:16:27,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:16:27,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:27,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:28,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:16:29,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:29,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 178 states and 354 transitions. [2022-11-21 22:16:29,741 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 354 transitions. [2022-11-21 22:16:29,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:16:29,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:29,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:29,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:16:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:35,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 182 states and 362 transitions. [2022-11-21 22:16:35,151 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 362 transitions. [2022-11-21 22:16:35,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:16:35,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:35,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:35,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:16:36,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:36,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 184 states and 365 transitions. [2022-11-21 22:16:36,152 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 365 transitions. [2022-11-21 22:16:36,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:16:36,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:36,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:38,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:16:51,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:51,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 190 states and 380 transitions. [2022-11-21 22:16:51,337 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 380 transitions. [2022-11-21 22:16:51,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:16:51,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:51,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:51,385 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:16:52,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:16:52,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 191 states and 383 transitions. [2022-11-21 22:16:52,406 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 383 transitions. [2022-11-21 22:16:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:16:52,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:16:52,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:16:52,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:17:03,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:17:03,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 198 states and 398 transitions. [2022-11-21 22:17:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 398 transitions. [2022-11-21 22:17:03,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:17:03,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:17:03,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:17:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:17:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:17:04,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:17:04,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 199 states and 399 transitions. [2022-11-21 22:17:04,432 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 399 transitions. [2022-11-21 22:17:04,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:17:04,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:17:04,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:17:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:17:04,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:17:15,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:17:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 207 states and 423 transitions. [2022-11-21 22:17:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 423 transitions. [2022-11-21 22:17:15,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:17:15,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:17:15,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:17:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:17:15,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:17:16,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:17:16,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 209 states and 426 transitions. [2022-11-21 22:17:16,790 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 426 transitions. [2022-11-21 22:17:16,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:17:16,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:17:16,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:17:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:17:16,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:17:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:17:29,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 216 states and 441 transitions. [2022-11-21 22:17:29,076 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 441 transitions. [2022-11-21 22:17:29,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:17:29,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:17:29,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:17:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:17:29,100 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:17:36,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:17:36,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 222 states and 455 transitions. [2022-11-21 22:17:36,855 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 455 transitions. [2022-11-21 22:17:36,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:17:36,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:17:36,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:17:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:17:36,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:17:38,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:17:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 223 states and 456 transitions. [2022-11-21 22:17:38,060 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 456 transitions. [2022-11-21 22:17:38,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:17:38,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:17:38,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:17:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:17:38,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:17:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:17:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 225 states and 459 transitions. [2022-11-21 22:17:39,276 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 459 transitions. [2022-11-21 22:17:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:17:39,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:17:39,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:17:39,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:17:39,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:17:53,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:17:53,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 232 states and 474 transitions. [2022-11-21 22:17:53,323 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 474 transitions. [2022-11-21 22:17:53,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:17:53,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:17:53,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:17:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:17:57,998 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:28,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 245 states and 513 transitions. [2022-11-21 22:18:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 513 transitions. [2022-11-21 22:18:28,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:18:28,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:28,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:28,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:18:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:38,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 251 states and 528 transitions. [2022-11-21 22:18:38,266 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 528 transitions. [2022-11-21 22:18:38,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:18:38,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:38,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:40,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:02,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:02,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 256 states and 555 transitions. [2022-11-21 22:19:02,129 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 555 transitions. [2022-11-21 22:19:02,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:19:02,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:02,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:02,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:19:13,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:13,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 262 states and 578 transitions. [2022-11-21 22:19:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 578 transitions. [2022-11-21 22:19:13,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:19:13,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:13,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:13,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:15,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 263 states and 581 transitions. [2022-11-21 22:19:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 581 transitions. [2022-11-21 22:19:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:19:15,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:15,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:19:17,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:17,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 264 states and 582 transitions. [2022-11-21 22:19:17,276 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 582 transitions. [2022-11-21 22:19:17,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:19:17,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:17,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:17,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:19,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:19,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 265 states and 584 transitions. [2022-11-21 22:19:19,093 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 584 transitions. [2022-11-21 22:19:19,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:19:19,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:19,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:19,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:19:20,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:20,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 266 states and 585 transitions. [2022-11-21 22:19:20,584 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 585 transitions. [2022-11-21 22:19:20,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:19:20,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:20,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:46,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:46,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 272 states and 615 transitions. [2022-11-21 22:19:46,538 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 615 transitions. [2022-11-21 22:19:46,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:19:46,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:46,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:46,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:19:54,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 277 states and 627 transitions. [2022-11-21 22:19:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 627 transitions. [2022-11-21 22:19:54,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:19:54,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:54,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:08,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 283 states and 655 transitions. [2022-11-21 22:20:08,863 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 655 transitions. [2022-11-21 22:20:08,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:20:08,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:08,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:08,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:20:13,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:13,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 285 states and 660 transitions. [2022-11-21 22:20:13,430 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 660 transitions. [2022-11-21 22:20:13,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:20:13,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:13,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:13,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:20:17,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:17,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 288 states and 665 transitions. [2022-11-21 22:20:17,612 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 665 transitions. [2022-11-21 22:20:17,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:20:17,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:17,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:17,663 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:20:23,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 291 states and 680 transitions. [2022-11-21 22:20:23,629 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 680 transitions. [2022-11-21 22:20:23,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:20:23,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:23,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:44,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 298 states and 697 transitions. [2022-11-21 22:20:44,424 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 697 transitions. [2022-11-21 22:20:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:20:44,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:44,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:44,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:20:58,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:58,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 304 states and 718 transitions. [2022-11-21 22:20:58,204 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 718 transitions. [2022-11-21 22:20:58,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:20:58,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:58,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:58,236 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:21:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:00,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 305 states and 720 transitions. [2022-11-21 22:21:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 720 transitions. [2022-11-21 22:21:00,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:21:00,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:00,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:00,306 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:02,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:02,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 306 states and 722 transitions. [2022-11-21 22:21:02,903 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 722 transitions. [2022-11-21 22:21:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:21:02,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:02,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:03,018 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:07,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:07,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 308 states and 734 transitions. [2022-11-21 22:21:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 734 transitions. [2022-11-21 22:21:07,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:21:07,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:07,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:08,040 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:21:10,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 309 states and 735 transitions. [2022-11-21 22:21:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 735 transitions. [2022-11-21 22:21:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:21:10,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:10,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:10,280 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:21:14,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:14,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 311 states and 740 transitions. [2022-11-21 22:21:14,704 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 740 transitions. [2022-11-21 22:21:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:21:14,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:14,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:14,739 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:21:21,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:21,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 315 states and 745 transitions. [2022-11-21 22:21:21,700 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 745 transitions. [2022-11-21 22:21:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:21:21,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:21,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:21:29,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:29,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 317 states and 747 transitions. [2022-11-21 22:21:29,300 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 747 transitions. [2022-11-21 22:21:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:21:29,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:29,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:21:33,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:33,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 319 states and 750 transitions. [2022-11-21 22:21:33,540 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 750 transitions. [2022-11-21 22:21:33,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:21:33,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:33,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:43,863 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:43,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:43,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 335 states and 816 transitions. [2022-11-21 22:22:43,285 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 816 transitions. [2022-11-21 22:22:43,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:22:43,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:43,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:43,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:22:57,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:57,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 340 states and 829 transitions. [2022-11-21 22:22:57,245 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 829 transitions. [2022-11-21 22:22:57,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:22:57,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:57,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:57,269 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:23:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:23:13,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 346 states and 845 transitions. [2022-11-21 22:23:13,604 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 845 transitions. [2022-11-21 22:23:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:23:13,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:23:13,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:23:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:23:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:23:36,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:23:36,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 350 states and 857 transitions. [2022-11-21 22:23:36,399 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 857 transitions. [2022-11-21 22:23:36,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:23:36,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:23:36,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:23:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:23:36,418 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:23:43,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:23:43,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 353 states and 864 transitions. [2022-11-21 22:23:43,336 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 864 transitions. [2022-11-21 22:23:43,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:23:43,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:23:43,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:23:43,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:23:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:23:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:23:54,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 358 states and 876 transitions. [2022-11-21 22:23:54,670 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 876 transitions. [2022-11-21 22:23:54,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:23:54,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:23:54,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:23:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:23:54,689 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:23:59,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:23:59,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 360 states and 880 transitions. [2022-11-21 22:23:59,605 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 880 transitions. [2022-11-21 22:23:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:23:59,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:23:59,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:23:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:23:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:24:04,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:04,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 362 states and 885 transitions. [2022-11-21 22:24:04,773 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 885 transitions. [2022-11-21 22:24:04,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:24:04,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:04,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:24:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:24:07,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:07,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 364 states and 886 transitions. [2022-11-21 22:24:07,570 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 886 transitions. [2022-11-21 22:24:07,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:24:07,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:07,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:24:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:24:27,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:27,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 370 states and 899 transitions. [2022-11-21 22:24:27,108 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 899 transitions. [2022-11-21 22:24:27,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:24:27,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:27,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:24:32,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:24:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 375 states and 912 transitions. [2022-11-21 22:24:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 912 transitions. [2022-11-21 22:24:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:24:55,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:55,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:01,011 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 388 states and 961 transitions. [2022-11-21 22:25:45,569 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 961 transitions. [2022-11-21 22:25:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:25:45,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:45,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:45,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:26:05,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:05,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 394 states and 977 transitions. [2022-11-21 22:26:05,209 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 977 transitions. [2022-11-21 22:26:05,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:26:05,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:05,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:26:07,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:07,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 394 states and 976 transitions. [2022-11-21 22:26:07,230 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 976 transitions. [2022-11-21 22:26:07,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:26:07,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:07,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:07,249 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:26:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:15,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 397 states and 984 transitions. [2022-11-21 22:26:15,024 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 984 transitions. [2022-11-21 22:26:15,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:26:15,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:15,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:16,940 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:21,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:21,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 398 states and 984 transitions. [2022-11-21 22:26:21,068 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 984 transitions. [2022-11-21 22:26:21,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:26:21,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:21,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:21,096 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:26:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 400 states and 989 transitions. [2022-11-21 22:26:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 989 transitions. [2022-11-21 22:26:26,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:26:26,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:26,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:32,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:54,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:54,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 405 states and 1001 transitions. [2022-11-21 22:26:54,976 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 1001 transitions. [2022-11-21 22:26:54,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:26:54,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:54,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:55,005 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:27:00,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:00,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 407 states and 1006 transitions. [2022-11-21 22:27:00,934 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 1006 transitions. [2022-11-21 22:27:00,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:27:00,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:00,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:01,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:27:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 412 states and 1021 transitions. [2022-11-21 22:27:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1021 transitions. [2022-11-21 22:27:20,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:27:20,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:20,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:20,518 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:27:36,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:36,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 419 states and 1038 transitions. [2022-11-21 22:27:36,894 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 1038 transitions. [2022-11-21 22:27:36,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:27:36,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:36,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:27:59,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:59,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 425 states and 1054 transitions. [2022-11-21 22:27:59,644 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 1054 transitions. [2022-11-21 22:27:59,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:27:59,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:59,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:59,660 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.