./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/4BitCounterPointer.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/4BitCounterPointer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB --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 7e6a17b7d4143542ba439290f9741c160a8cb32cc90a0cc2a238a67702990ba0 --- 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-dbf71c6-m [2022-10-17 17:03:44,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:44,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:44,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:44,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:44,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:44,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:44,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:44,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:44,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:44,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:44,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:44,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:44,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:44,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:44,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:44,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:44,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:44,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:44,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:44,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:44,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:44,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:44,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:44,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:44,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:44,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:44,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:44,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:44,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:44,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:44,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:44,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:44,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:44,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:44,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:44,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:44,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:44,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:44,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:44,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:44,572 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-10-17 17:03:44,617 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:44,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:44,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:44,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:44,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:44,621 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:03:44,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:44,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:44,621 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:03:44,622 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:03:44,623 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:03:44,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:44,624 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:44,624 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:44,624 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:44,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:44,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:44,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:44,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:44,626 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:44,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:44,626 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_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e6a17b7d4143542ba439290f9741c160a8cb32cc90a0cc2a238a67702990ba0 [2022-10-17 17:03:44,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:44,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:44,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:44,968 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:44,969 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:44,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted/4BitCounterPointer.c [2022-10-17 17:03:45,074 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/data/a984f5660/1eb0031343724b19870218c19334673b/FLAGdef8598e0 [2022-10-17 17:03:45,571 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:45,572 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/sv-benchmarks/c/termination-crafted/4BitCounterPointer.c [2022-10-17 17:03:45,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/data/a984f5660/1eb0031343724b19870218c19334673b/FLAGdef8598e0 [2022-10-17 17:03:45,957 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/data/a984f5660/1eb0031343724b19870218c19334673b [2022-10-17 17:03:45,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:45,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:45,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:45,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:45,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:45,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:45" (1/1) ... [2022-10-17 17:03:45,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a6be41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:45, skipping insertion in model container [2022-10-17 17:03:45,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:45" (1/1) ... [2022-10-17 17:03:45,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:45,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:46,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:46,234 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:46,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:46,285 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:46,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46 WrapperNode [2022-10-17 17:03:46,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:46,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:46,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:46,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:46,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,346 INFO L138 Inliner]: procedures = 7, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2022-10-17 17:03:46,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:46,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:46,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:46,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:46,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,408 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:46,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:46,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:46,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:46,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:46" (1/1) ... [2022-10-17 17:03:46,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:46,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:46,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:46,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c72f48c-1ce9-4159-b773-5487fb313f11/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:03:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:46,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:03:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:03:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:03:46,596 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:46,598 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:47,064 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:47,097 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:47,098 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:03:47,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:47 BoogieIcfgContainer [2022-10-17 17:03:47,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:47,103 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:47,103 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:47,116 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:47,116 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:47" (1/1) ... [2022-10-17 17:03:47,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:47,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:47,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 54 states and 58 transitions. [2022-10-17 17:03:47,229 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2022-10-17 17:03:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 17:03:47,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:47,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:47,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:47,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:47,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 53 states and 57 transitions. [2022-10-17 17:03:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-10-17 17:03:47,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 17:03:47,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:47,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:48,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:48,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:48,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2022-10-17 17:03:48,351 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2022-10-17 17:03:48,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:03:48,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:48,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:48,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:48,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:48,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 51 states and 55 transitions. [2022-10-17 17:03:48,622 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2022-10-17 17:03:48,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:03:48,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:48,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:49,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:49,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 50 states and 54 transitions. [2022-10-17 17:03:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2022-10-17 17:03:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:03:49,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:49,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:49,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:49,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2022-10-17 17:03:49,446 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2022-10-17 17:03:49,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:03:49,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:49,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:49,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:50,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:50,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 48 states and 52 transitions. [2022-10-17 17:03:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2022-10-17 17:03:50,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:50,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:50,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 47 states and 51 transitions. [2022-10-17 17:03:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2022-10-17 17:03:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:50,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:50,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:51,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:51,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2022-10-17 17:03:51,875 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2022-10-17 17:03:51,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:03:51,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:51,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:51,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2022-10-17 17:03:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2022-10-17 17:03:51,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:03:51,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:51,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:52,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:52,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:52,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2022-10-17 17:03:52,328 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-10-17 17:03:52,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:03:52,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:52,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:52,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:53,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:53,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2022-10-17 17:03:53,130 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-10-17 17:03:53,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:03:53,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:53,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:54,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:54,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2022-10-17 17:03:54,377 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2022-10-17 17:03:54,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:03:54,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:54,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:54,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:55,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2022-10-17 17:03:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2022-10-17 17:03:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:03:55,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:55,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:55,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2022-10-17 17:03:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2022-10-17 17:03:55,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:03:55,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:55,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:55,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2022-10-17 17:03:55,286 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2022-10-17 17:03:55,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:03:55,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:55,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2022-10-17 17:03:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2022-10-17 17:03:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:03:55,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:55,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2022-10-17 17:03:55,399 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2022-10-17 17:03:55,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:55,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:55,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:03:55,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 61 states and 88 transitions. [2022-10-17 17:03:55,932 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2022-10-17 17:03:55,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:55,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:55,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:03:56,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:56,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2022-10-17 17:03:56,327 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2022-10-17 17:03:56,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:56,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:56,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:56,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:57,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 67 states and 98 transitions. [2022-10-17 17:03:57,948 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2022-10-17 17:03:57,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:57,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:57,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:58,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:00,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:00,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 110 transitions. [2022-10-17 17:04:00,116 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2022-10-17 17:04:00,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:00,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:00,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:00,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:00,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:00,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2022-10-17 17:04:00,165 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2022-10-17 17:04:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:00,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:00,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:00,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2022-10-17 17:04:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2022-10-17 17:04:00,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:00,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:00,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:00,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:00,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:00,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2022-10-17 17:04:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2022-10-17 17:04:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:00,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:00,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:00,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:00,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:00,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 116 transitions. [2022-10-17 17:04:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 116 transitions. [2022-10-17 17:04:00,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:04:00,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:00,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:00,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:03,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 79 states and 125 transitions. [2022-10-17 17:04:03,683 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 125 transitions. [2022-10-17 17:04:03,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:04:03,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:03,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 88 states and 142 transitions. [2022-10-17 17:04:05,533 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 142 transitions. [2022-10-17 17:04:05,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:04:05,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:07,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 160 transitions. [2022-10-17 17:04:07,691 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 160 transitions. [2022-10-17 17:04:07,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:04:07,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:07,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:08,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:08,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 101 states and 168 transitions. [2022-10-17 17:04:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 168 transitions. [2022-10-17 17:04:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:04:08,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:08,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:10,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2022-10-17 17:04:10,272 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2022-10-17 17:04:10,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:10,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:04:10,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 106 states and 177 transitions. [2022-10-17 17:04:10,749 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 177 transitions. [2022-10-17 17:04:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:10,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:04:11,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 107 states and 177 transitions. [2022-10-17 17:04:11,004 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 177 transitions. [2022-10-17 17:04:11,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:11,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:11,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 106 states and 176 transitions. [2022-10-17 17:04:11,061 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 176 transitions. [2022-10-17 17:04:11,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:11,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 108 states and 179 transitions. [2022-10-17 17:04:11,207 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 179 transitions. [2022-10-17 17:04:11,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:11,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:11,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 107 states and 178 transitions. [2022-10-17 17:04:11,268 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 178 transitions. [2022-10-17 17:04:11,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:11,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:11,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 108 states and 186 transitions. [2022-10-17 17:04:11,395 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 186 transitions. [2022-10-17 17:04:11,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:11,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:04:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:12,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 111 states and 192 transitions. [2022-10-17 17:04:12,279 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 192 transitions. [2022-10-17 17:04:12,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:12,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:12,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:12,324 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:04:12,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:12,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 112 states and 194 transitions. [2022-10-17 17:04:12,645 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 194 transitions. [2022-10-17 17:04:12,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:12,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:12,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:12,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:12,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:12,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 117 states and 202 transitions. [2022-10-17 17:04:12,722 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 202 transitions. [2022-10-17 17:04:12,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:12,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:12,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:12,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:13,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:13,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 122 states and 209 transitions. [2022-10-17 17:04:13,162 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 209 transitions. [2022-10-17 17:04:13,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:13,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:13,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:13,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:13,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:13,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 123 states and 211 transitions. [2022-10-17 17:04:13,703 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 211 transitions. [2022-10-17 17:04:13,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:13,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:13,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:13,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:13,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 211 transitions. [2022-10-17 17:04:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2022-10-17 17:04:13,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:13,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:13,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.