./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a05fbc1d8a2048d37fda072c6a9d42f1f996d033c914869a4e2960aadff82dde ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:31:02,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:31:02,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:31:02,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:31:02,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:31:02,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:31:02,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:31:02,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:31:02,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:31:02,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:31:02,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:31:02,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:31:02,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:31:02,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:31:02,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:31:02,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:31:02,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:31:02,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:31:02,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:31:02,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:31:02,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:31:02,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:31:02,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:31:02,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:31:02,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:31:02,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:31:02,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:31:02,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:31:02,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:31:02,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:31:02,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:31:02,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:31:02,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:31:02,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:31:02,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:31:02,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:31:02,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:31:02,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:31:02,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:31:02,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:31:02,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:31:02,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:31:02,607 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:31:02,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:31:02,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:31:02,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:31:02,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:31:02,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:31:02,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:31:02,613 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:31:02,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:31:02,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:31:02,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:31:02,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:31:02,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:31:02,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:31:02,622 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:31:02,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:31:02,622 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:31:02,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:31:02,623 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:31:02,624 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:31:02,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:31:02,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:31:02,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:31:02,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:31:02,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:31:02,633 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:31:02,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:31:02,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:31:02,634 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_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a05fbc1d8a2048d37fda072c6a9d42f1f996d033c914869a4e2960aadff82dde [2021-10-29 03:31:02,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:31:02,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:31:02,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:31:02,954 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:31:02,955 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:31:02,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c [2021-10-29 03:31:03,033 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/data/8a56d3222/be66fe66028141bc9919f9997761bf54/FLAG63b1c75c9 [2021-10-29 03:31:03,570 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:31:03,575 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c [2021-10-29 03:31:03,599 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/data/8a56d3222/be66fe66028141bc9919f9997761bf54/FLAG63b1c75c9 [2021-10-29 03:31:03,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/data/8a56d3222/be66fe66028141bc9919f9997761bf54 [2021-10-29 03:31:03,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:31:03,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:31:03,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:31:03,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:31:03,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:31:03,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:31:03" (1/1) ... [2021-10-29 03:31:03,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128ecde4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:03, skipping insertion in model container [2021-10-29 03:31:03,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:31:03" (1/1) ... [2021-10-29 03:31:03,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:31:03,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:31:04,229 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c[29656,29669] [2021-10-29 03:31:04,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:31:04,241 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:31:04,327 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c[29656,29669] [2021-10-29 03:31:04,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:31:04,353 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:31:04,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04 WrapperNode [2021-10-29 03:31:04,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:31:04,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:31:04,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:31:04,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:31:04,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:31:04,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:31:04,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:31:04,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:31:04,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:31:04,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:31:04,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:31:04,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:31:04,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:04" (1/1) ... [2021-10-29 03:31:04,573 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:31:04,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:31:04,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:31:04,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:31:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2021-10-29 03:31:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2021-10-29 03:31:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:31:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2021-10-29 03:31:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2021-10-29 03:31:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2021-10-29 03:31:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2021-10-29 03:31:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2021-10-29 03:31:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2021-10-29 03:31:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2021-10-29 03:31:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2021-10-29 03:31:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:31:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2021-10-29 03:31:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2021-10-29 03:31:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:31:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:31:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2021-10-29 03:31:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2021-10-29 03:31:05,012 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-29 03:31:05,019 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-29 03:31:05,028 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-29 03:31:05,036 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-29 03:31:05,037 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-29 03:31:05,414 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume !false; [2021-10-29 03:31:05,414 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume false; [2021-10-29 03:31:05,414 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume !false; [2021-10-29 03:31:05,415 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume false; [2021-10-29 03:31:05,415 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##129: assume false; [2021-10-29 03:31:05,415 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume !false; [2021-10-29 03:31:05,415 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2021-10-29 03:31:05,415 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2021-10-29 03:31:05,416 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !false; [2021-10-29 03:31:05,416 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume false; [2021-10-29 03:31:05,426 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-29 03:31:05,470 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2021-10-29 03:31:05,471 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2021-10-29 03:31:06,181 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:31:06,181 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-10-29 03:31:06,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:31:06 BoogieIcfgContainer [2021-10-29 03:31:06,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:31:06,185 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:31:06,185 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:31:06,195 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:31:06,196 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:06,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:31:06,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:06,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 139 states and 221 transitions. [2021-10-29 03:31:06,257 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 221 transitions. [2021-10-29 03:31:06,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:31:06,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:06,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:06,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:06,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 137 states and 204 transitions. [2021-10-29 03:31:06,562 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2021-10-29 03:31:06,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:31:06,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:06,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:06,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:06,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 136 states and 202 transitions. [2021-10-29 03:31:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 202 transitions. [2021-10-29 03:31:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:31:06,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:06,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:06,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:06,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 136 states and 201 transitions. [2021-10-29 03:31:06,773 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 201 transitions. [2021-10-29 03:31:06,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:31:06,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:06,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:06,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 135 states and 199 transitions. [2021-10-29 03:31:06,836 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 199 transitions. [2021-10-29 03:31:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:31:06,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:06,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:06,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:06,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:06,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 134 states and 197 transitions. [2021-10-29 03:31:06,994 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 197 transitions. [2021-10-29 03:31:06,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:31:06,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:06,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:07,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:07,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 141 states and 209 transitions. [2021-10-29 03:31:07,385 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 209 transitions. [2021-10-29 03:31:07,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:31:07,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:07,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:07,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 142 states and 210 transitions. [2021-10-29 03:31:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 210 transitions. [2021-10-29 03:31:07,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:31:07,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:07,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:07,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:07,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 141 states and 208 transitions. [2021-10-29 03:31:07,541 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 208 transitions. [2021-10-29 03:31:07,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:31:07,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:07,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:07,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:07,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 140 states and 206 transitions. [2021-10-29 03:31:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 206 transitions. [2021-10-29 03:31:07,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:31:07,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:07,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:07,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 141 states and 206 transitions. [2021-10-29 03:31:07,704 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 206 transitions. [2021-10-29 03:31:07,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:31:07,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:07,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:07,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:07,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:07,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 134 states and 195 transitions. [2021-10-29 03:31:07,809 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 195 transitions. [2021-10-29 03:31:07,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:31:07,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:07,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:07,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:07,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:07,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 138 states and 210 transitions. [2021-10-29 03:31:07,932 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 210 transitions. [2021-10-29 03:31:07,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:31:07,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:07,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 139 states and 211 transitions. [2021-10-29 03:31:08,024 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 211 transitions. [2021-10-29 03:31:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:31:08,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 139 states and 210 transitions. [2021-10-29 03:31:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 210 transitions. [2021-10-29 03:31:08,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:31:08,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 139 states and 209 transitions. [2021-10-29 03:31:08,228 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 209 transitions. [2021-10-29 03:31:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:31:08,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 143 states and 216 transitions. [2021-10-29 03:31:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 216 transitions. [2021-10-29 03:31:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:31:08,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 144 states and 223 transitions. [2021-10-29 03:31:08,571 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 223 transitions. [2021-10-29 03:31:08,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:31:08,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 144 states and 222 transitions. [2021-10-29 03:31:08,653 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 222 transitions. [2021-10-29 03:31:08,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:31:08,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 135 states and 205 transitions. [2021-10-29 03:31:08,809 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2021-10-29 03:31:08,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:31:08,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 141 states and 219 transitions. [2021-10-29 03:31:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 219 transitions. [2021-10-29 03:31:08,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:31:08,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 143 states and 224 transitions. [2021-10-29 03:31:09,055 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 224 transitions. [2021-10-29 03:31:09,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:31:09,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 143 states and 222 transitions. [2021-10-29 03:31:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 222 transitions. [2021-10-29 03:31:09,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:31:09,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 143 states and 220 transitions. [2021-10-29 03:31:09,210 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 220 transitions. [2021-10-29 03:31:09,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:31:09,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 145 states and 223 transitions. [2021-10-29 03:31:09,265 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 223 transitions. [2021-10-29 03:31:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:31:09,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 221 transitions. [2021-10-29 03:31:09,311 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2021-10-29 03:31:09,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:31:09,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 220 transitions. [2021-10-29 03:31:09,362 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2021-10-29 03:31:09,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:31:09,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 219 transitions. [2021-10-29 03:31:09,446 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2021-10-29 03:31:09,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:31:09,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 143 states and 215 transitions. [2021-10-29 03:31:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 215 transitions. [2021-10-29 03:31:09,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:31:09,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 150 states and 229 transitions. [2021-10-29 03:31:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 229 transitions. [2021-10-29 03:31:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:31:09,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 150 states and 228 transitions. [2021-10-29 03:31:10,122 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 228 transitions. [2021-10-29 03:31:10,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:31:10,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 150 states and 226 transitions. [2021-10-29 03:31:10,198 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 226 transitions. [2021-10-29 03:31:10,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:31:10,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 159 states and 242 transitions. [2021-10-29 03:31:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 242 transitions. [2021-10-29 03:31:10,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:31:10,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 160 states and 243 transitions. [2021-10-29 03:31:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 243 transitions. [2021-10-29 03:31:10,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:31:10,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 160 states and 242 transitions. [2021-10-29 03:31:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 242 transitions. [2021-10-29 03:31:10,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:31:10,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 160 states and 241 transitions. [2021-10-29 03:31:10,444 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 241 transitions. [2021-10-29 03:31:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:31:10,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 161 states and 241 transitions. [2021-10-29 03:31:10,477 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 241 transitions. [2021-10-29 03:31:10,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:31:10,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 154 states and 230 transitions. [2021-10-29 03:31:10,514 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 230 transitions. [2021-10-29 03:31:10,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:31:10,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 229 transitions. [2021-10-29 03:31:10,538 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 229 transitions. [2021-10-29 03:31:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:31:10,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 154 states and 228 transitions. [2021-10-29 03:31:10,600 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 228 transitions. [2021-10-29 03:31:10,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:31:10,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 154 states and 226 transitions. [2021-10-29 03:31:11,212 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 226 transitions. [2021-10-29 03:31:11,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:31:11,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 154 states and 225 transitions. [2021-10-29 03:31:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 225 transitions. [2021-10-29 03:31:11,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:31:11,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 154 states and 224 transitions. [2021-10-29 03:31:11,307 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 224 transitions. [2021-10-29 03:31:11,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:31:11,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 234 transitions. [2021-10-29 03:31:11,422 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 234 transitions. [2021-10-29 03:31:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:31:11,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 161 states and 246 transitions. [2021-10-29 03:31:11,630 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 246 transitions. [2021-10-29 03:31:11,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:31:11,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 159 states and 241 transitions. [2021-10-29 03:31:11,655 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 241 transitions. [2021-10-29 03:31:11,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:31:11,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 154 states and 232 transitions. [2021-10-29 03:31:11,717 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 232 transitions. [2021-10-29 03:31:11,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:31:11,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 155 states and 233 transitions. [2021-10-29 03:31:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 233 transitions. [2021-10-29 03:31:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:31:12,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:12,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:12,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:12,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 163 states and 253 transitions. [2021-10-29 03:31:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 253 transitions. [2021-10-29 03:31:12,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:31:12,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:12,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:12,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:12,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 164 states and 254 transitions. [2021-10-29 03:31:12,455 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 254 transitions. [2021-10-29 03:31:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:31:12,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:12,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:12,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:12,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:12,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 163 states and 251 transitions. [2021-10-29 03:31:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2021-10-29 03:31:12,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:31:12,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:12,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:12,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:13,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:13,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 165 states and 259 transitions. [2021-10-29 03:31:13,592 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 259 transitions. [2021-10-29 03:31:13,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:31:13,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:13,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:13,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:14,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:14,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 172 states and 278 transitions. [2021-10-29 03:31:14,578 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 278 transitions. [2021-10-29 03:31:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:31:14,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:14,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:14,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 173 states and 278 transitions. [2021-10-29 03:31:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 278 transitions. [2021-10-29 03:31:14,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:31:14,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:14,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:14,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:15,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:15,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 176 states and 282 transitions. [2021-10-29 03:31:15,136 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2021-10-29 03:31:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:31:15,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:15,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:15,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:15,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:15,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 176 states and 281 transitions. [2021-10-29 03:31:15,169 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 281 transitions. [2021-10-29 03:31:15,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:31:15,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:15,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:15,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:15,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 177 states and 282 transitions. [2021-10-29 03:31:15,200 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 282 transitions. [2021-10-29 03:31:15,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:31:15,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:15,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:15,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:15,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 177 states and 281 transitions. [2021-10-29 03:31:15,242 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 281 transitions. [2021-10-29 03:31:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:31:15,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:15,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:15,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:15,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 177 states and 280 transitions. [2021-10-29 03:31:15,281 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 280 transitions. [2021-10-29 03:31:15,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:31:15,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:15,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:15,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 179 states and 283 transitions. [2021-10-29 03:31:15,891 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 283 transitions. [2021-10-29 03:31:15,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:31:15,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:15,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:15,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:15,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:15,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 178 states and 281 transitions. [2021-10-29 03:31:15,923 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 281 transitions. [2021-10-29 03:31:15,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:31:15,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:15,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:16,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:18,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:18,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 187 states and 315 transitions. [2021-10-29 03:31:18,026 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 315 transitions. [2021-10-29 03:31:18,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:18,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:18,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:18,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:18,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:18,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 187 states and 314 transitions. [2021-10-29 03:31:18,063 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 314 transitions. [2021-10-29 03:31:18,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:31:18,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:18,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:18,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:18,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:18,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 187 states and 313 transitions. [2021-10-29 03:31:18,121 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 313 transitions. [2021-10-29 03:31:18,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:31:18,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:18,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:18,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:20,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 196 states and 347 transitions. [2021-10-29 03:31:20,620 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 347 transitions. [2021-10-29 03:31:20,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:31:20,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:20,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:21,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 200 states and 364 transitions. [2021-10-29 03:31:21,727 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 364 transitions. [2021-10-29 03:31:21,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:31:21,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:21,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:21,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:22,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 201 states and 369 transitions. [2021-10-29 03:31:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 369 transitions. [2021-10-29 03:31:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:31:22,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:22,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:22,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 210 states and 399 transitions. [2021-10-29 03:31:25,037 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 399 transitions. [2021-10-29 03:31:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:31:25,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:25,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:25,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:25,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:25,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:25,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 210 states and 398 transitions. [2021-10-29 03:31:25,069 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 398 transitions. [2021-10-29 03:31:25,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:31:25,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:25,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:25,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 210 states and 397 transitions. [2021-10-29 03:31:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 397 transitions. [2021-10-29 03:31:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:31:25,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:25,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:25,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:25,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:25,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 210 states and 396 transitions. [2021-10-29 03:31:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 396 transitions. [2021-10-29 03:31:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:31:25,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:25,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:25,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:25,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 210 states and 395 transitions. [2021-10-29 03:31:25,198 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 395 transitions. [2021-10-29 03:31:25,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:31:25,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:25,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:25,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:29,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:29,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 215 states and 412 transitions. [2021-10-29 03:31:29,010 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 412 transitions. [2021-10-29 03:31:29,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:31:29,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:29,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:29,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:30,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 216 states and 416 transitions. [2021-10-29 03:31:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 416 transitions. [2021-10-29 03:31:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:31:30,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:30,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:34,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:34,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 218 states and 427 transitions. [2021-10-29 03:31:34,205 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 427 transitions. [2021-10-29 03:31:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:31:34,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:34,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:34,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:34,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:34,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 219 states and 429 transitions. [2021-10-29 03:31:34,288 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 429 transitions. [2021-10-29 03:31:34,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:31:34,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:34,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:34,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:34,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:34,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 220 states and 431 transitions. [2021-10-29 03:31:34,368 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 431 transitions. [2021-10-29 03:31:34,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:31:34,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:34,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:34,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:34,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 220 states and 430 transitions. [2021-10-29 03:31:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 430 transitions. [2021-10-29 03:31:34,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:31:34,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:34,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:34,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:35,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 220 states and 429 transitions. [2021-10-29 03:31:35,129 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 429 transitions. [2021-10-29 03:31:35,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:31:35,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:35,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:35,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:35,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 220 states and 428 transitions. [2021-10-29 03:31:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 428 transitions. [2021-10-29 03:31:35,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:31:35,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:35,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:35,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:35,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 220 states and 427 transitions. [2021-10-29 03:31:35,474 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 427 transitions. [2021-10-29 03:31:35,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:35,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:35,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:36,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:41,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 224 states and 443 transitions. [2021-10-29 03:31:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 443 transitions. [2021-10-29 03:31:41,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:41,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:41,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:41,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:41,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:41,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 226 states and 453 transitions. [2021-10-29 03:31:41,987 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 453 transitions. [2021-10-29 03:31:41,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:41,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:41,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:42,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:42,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 226 states and 450 transitions. [2021-10-29 03:31:42,059 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 450 transitions. [2021-10-29 03:31:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:42,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:42,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:42,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:42,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 227 states and 453 transitions. [2021-10-29 03:31:42,637 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 453 transitions. [2021-10-29 03:31:42,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:42,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:42,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:42,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:42,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 227 states and 452 transitions. [2021-10-29 03:31:42,703 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 452 transitions. [2021-10-29 03:31:42,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:42,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:42,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:42,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 227 states and 449 transitions. [2021-10-29 03:31:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 449 transitions. [2021-10-29 03:31:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:42,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:42,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:42,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 227 states and 448 transitions. [2021-10-29 03:31:42,871 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 448 transitions. [2021-10-29 03:31:42,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:42,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:42,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:42,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:42,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:42,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 227 states and 447 transitions. [2021-10-29 03:31:42,938 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 447 transitions. [2021-10-29 03:31:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:31:42,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:42,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:43,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:43,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:43,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 229 states and 450 transitions. [2021-10-29 03:31:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 450 transitions. [2021-10-29 03:31:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:31:43,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:43,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:43,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:45,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:45,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 231 states and 458 transitions. [2021-10-29 03:31:45,909 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 458 transitions. [2021-10-29 03:31:45,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:31:45,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:45,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:45,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:47,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 233 states and 462 transitions. [2021-10-29 03:31:47,077 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 462 transitions. [2021-10-29 03:31:47,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:31:47,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:47,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:47,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:47,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:47,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 233 states and 461 transitions. [2021-10-29 03:31:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 461 transitions. [2021-10-29 03:31:47,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:47,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:47,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:47,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:47,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:47,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 233 states and 460 transitions. [2021-10-29 03:31:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 460 transitions. [2021-10-29 03:31:47,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:31:47,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:47,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:47,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:47,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:47,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 233 states and 459 transitions. [2021-10-29 03:31:47,819 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 459 transitions. [2021-10-29 03:31:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:31:47,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:47,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:48,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:51,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:51,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 237 states and 477 transitions. [2021-10-29 03:31:51,633 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 477 transitions. [2021-10-29 03:31:51,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:31:51,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:51,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:53,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 237 states and 475 transitions. [2021-10-29 03:31:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 475 transitions. [2021-10-29 03:31:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:31:53,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:53,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:54,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:54,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 239 states and 480 transitions. [2021-10-29 03:31:54,119 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 480 transitions. [2021-10-29 03:31:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:31:54,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:54,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:55,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 238 states and 479 transitions. [2021-10-29 03:31:55,738 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 479 transitions. [2021-10-29 03:31:55,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:31:55,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:55,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:55,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:57,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:57,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 239 states and 482 transitions. [2021-10-29 03:31:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 482 transitions. [2021-10-29 03:31:57,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:31:57,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:57,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:57,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:59,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:59,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 239 states and 481 transitions. [2021-10-29 03:31:59,044 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 481 transitions. [2021-10-29 03:31:59,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:31:59,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:59,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:31:59,058 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:31:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:31:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:31:59,141 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:31:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:31:59,249 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 101 iterations. [2021-10-29 03:31:59,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:31:59 ImpRootNode [2021-10-29 03:31:59,363 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:31:59,363 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:31:59,363 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:31:59,363 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:31:59,364 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:31:06" (3/4) ... [2021-10-29 03:31:59,366 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:31:59,498 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:31:59,498 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:31:59,500 INFO L168 Benchmark]: Toolchain (without parser) took 55610.31 ms. Allocated memory was 90.2 MB in the beginning and 465.6 MB in the end (delta: 375.4 MB). Free memory was 49.0 MB in the beginning and 336.7 MB in the end (delta: -287.7 MB). Peak memory consumption was 88.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:59,500 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 90.2 MB. Free memory is still 66.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:31:59,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.44 ms. Allocated memory is still 90.2 MB. Free memory was 48.8 MB in the beginning and 58.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:59,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.73 ms. Allocated memory is still 90.2 MB. Free memory was 58.2 MB in the beginning and 54.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:59,502 INFO L168 Benchmark]: Boogie Preprocessor took 79.45 ms. Allocated memory is still 90.2 MB. Free memory was 54.6 MB in the beginning and 52.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:59,503 INFO L168 Benchmark]: RCFGBuilder took 1627.29 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.0 MB in the beginning and 74.2 MB in the end (delta: -22.2 MB). Peak memory consumption was 38.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:59,503 INFO L168 Benchmark]: CodeCheck took 53177.73 ms. Allocated memory was 109.1 MB in the beginning and 465.6 MB in the end (delta: 356.5 MB). Free memory was 74.2 MB in the beginning and 346.1 MB in the end (delta: -271.9 MB). Peak memory consumption was 88.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:59,503 INFO L168 Benchmark]: Witness Printer took 135.38 ms. Allocated memory is still 465.6 MB. Free memory was 345.1 MB in the beginning and 336.7 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:59,506 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 139 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 53.0s, OverallIterations: 101, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1345373168 SDtfs, 940688188 SDslu, -1748375504 SDs, 0 SdLazy, -493579858 SolverSat, -1638589594 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 62.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29521 GetRequests, 28597 SyntacticMatches, 418 SemanticMatches, 506 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110220 ImplicationChecksByTransitivity, 44.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 7.6s InterpolantComputationTime, 2511 NumberOfCodeBlocks, 2511 NumberOfCodeBlocksAsserted, 101 NumberOfCheckSat, 2379 ConstructedInterpolants, 0 QuantifiedInterpolants, 8216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 100 InterpolantComputations, 100 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1013]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L23] int KernelMode ; [L24] int Executive ; [L25] int DevicePowerState ; [L26] int s ; [L27] int UNLOADED ; [L28] int NP ; [L29] int DC ; [L30] int SKIP1 ; [L31] int SKIP2 ; [L32] int MPR1 ; [L33] int MPR3 ; [L34] int IPC ; [L35] int pended ; [L36] int compFptr ; [L37] int compRegistered ; [L38] int lowerDriverReturn ; [L39] int setEventCalled ; [L40] int customIrp ; [L41] int myStatus ; [L294] int status ; [L295] int irp = __VERIFIER_nondet_int() ; [L296] int pirp ; [L297] int pirp__IoStatus__Status ; [L298] int irp_choice = __VERIFIER_nondet_int() ; [L299] int devobj = __VERIFIER_nondet_int() ; [L300] int __cil_tmp8 ; [L302] KernelMode = 0 [L303] Executive = 0 [L304] DevicePowerState = 1 [L305] s = 0 [L306] UNLOADED = 0 [L307] NP = 0 [L308] DC = 0 [L309] SKIP1 = 0 [L310] SKIP2 = 0 [L311] MPR1 = 0 [L312] MPR3 = 0 [L313] IPC = 0 [L314] pended = 0 [L315] compFptr = 0 [L316] compRegistered = 0 [L317] lowerDriverReturn = 0 [L318] setEventCalled = 0 [L319] customIrp = 0 [L320] myStatus = 0 [L324] status = 0 [L325] pirp = irp [L61] UNLOADED = 0 [L62] NP = 1 [L63] DC = 2 [L64] SKIP1 = 3 [L65] SKIP2 = 4 [L66] MPR1 = 5 [L67] MPR3 = 6 [L68] IPC = 7 [L69] s = UNLOADED [L70] pended = 0 [L71] compFptr = 0 [L72] compRegistered = 0 [L73] lowerDriverReturn = 0 [L74] setEventCalled = 0 [L75] customIrp = 0 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=0, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L328] COND TRUE status >= 0 [L329] s = NP [L330] customIrp = 0 [L331] setEventCalled = customIrp [L332] lowerDriverReturn = setEventCalled [L333] compRegistered = lowerDriverReturn [L334] pended = compRegistered [L335] pirp__IoStatus__Status = 0 [L336] myStatus = 0 [L337] COND FALSE !(irp_choice == 0) [L47] s = NP [L48] pended = 0 [L49] compFptr = 0 [L50] compRegistered = 0 [L51] lowerDriverReturn = 0 [L52] setEventCalled = 0 [L53] customIrp = 0 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L345] COND FALSE !(status < 0) [L349] int tmp_ndt_1; [L350] tmp_ndt_1 = __VERIFIER_nondet_int() [L351] COND FALSE !(tmp_ndt_1 == 0) [L354] int tmp_ndt_2; [L355] tmp_ndt_2 = __VERIFIER_nondet_int() [L356] COND FALSE !(tmp_ndt_2 == 1) [L359] int tmp_ndt_3; [L360] tmp_ndt_3 = __VERIFIER_nondet_int() [L361] COND TRUE tmp_ndt_3 == 3 [L80] int devExt ; [L81] int irpStack ; [L82] int status ; [L83] int event = __VERIFIER_nondet_int() ; [L84] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L85] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L86] int irpStack__MinorFunction = __VERIFIER_nondet_int() ; [L87] int devExt__TopOfStack = __VERIFIER_nondet_int() ; [L88] int devExt__Started ; [L89] int devExt__Removed ; [L90] int devExt__SurpriseRemoved ; [L91] int Irp__IoStatus__Status ; [L92] int Irp__IoStatus__Information ; [L93] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L94] int irpSp ; [L95] int nextIrpSp ; [L96] int nextIrpSp__Control ; [L97] int irpSp___0 ; [L98] int irpSp__Context ; [L99] int irpSp__Control ; [L100] long __cil_tmp23 ; [L103] status = 0 [L104] devExt = DeviceObject__DeviceExtension [L105] irpStack = Irp__Tail__Overlay__CurrentStackLocation VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L106] COND FALSE !(irpStack__MinorFunction == 0) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L109] COND FALSE !(irpStack__MinorFunction == 23) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L112] COND TRUE irpStack__MinorFunction == 2 [L236] devExt__Removed = 1 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L237] COND TRUE s == NP [L238] s = SKIP1 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L245] Irp__CurrentLocation ++ [L246] Irp__Tail__Overlay__CurrentStackLocation ++ VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L247] CALL IofCallDriver(devExt__TopOfStack, Irp) VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L483] int returnVal2 ; [L484] int compRetStatus ; [L485] int lcontext = __VERIFIER_nondet_int() ; [L486] long long __cil_tmp7 ; VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L489] COND FALSE !(\read(compRegistered)) VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L502] int tmp_ndt_6; [L503] tmp_ndt_6 = __VERIFIER_nondet_int() [L504] COND FALSE !(tmp_ndt_6 == 0) [L507] int tmp_ndt_7; [L508] tmp_ndt_7 = __VERIFIER_nondet_int() [L509] COND FALSE !(tmp_ndt_7 == 1) [L521] returnVal2 = 259 VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, __VERIFIER_nondet_int()=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, returnVal2=259, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, tmp_ndt_6=1, tmp_ndt_7=2, UNLOADED=0] [L528] COND FALSE !(s == NP) VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, __VERIFIER_nondet_int()=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, returnVal2=259, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, tmp_ndt_6=1, tmp_ndt_7=2, UNLOADED=0] [L532] COND FALSE !(s == MPR1) VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, __VERIFIER_nondet_int()=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, returnVal2=259, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, tmp_ndt_6=1, tmp_ndt_7=2, UNLOADED=0] [L541] COND TRUE s == SKIP1 [L542] s = SKIP2 [L543] lowerDriverReturn = returnVal2 VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, __VERIFIER_nondet_int()=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, returnVal2=259, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, tmp_ndt_6=1, tmp_ndt_7=2, UNLOADED=0] [L551] return (returnVal2); [L247] RET IofCallDriver(devExt__TopOfStack, Irp) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L248] status = 0 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L290] return (status); [L388] status = KbFilter_PnP(devobj, pirp) [L412] COND FALSE !(pended == 1) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L420] COND FALSE !(pended == 1) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L428] COND TRUE s != UNLOADED VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L429] COND TRUE status != -1 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L430] COND FALSE !(s != SKIP2) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L440] COND FALSE !(pended == 1) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L447] COND FALSE !(s == DC) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L452] COND TRUE status != lowerDriverReturn VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L453] CALL errorFn() VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L1013] reach_error() VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 90.2 MB. Free memory is still 66.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 459.44 ms. Allocated memory is still 90.2 MB. Free memory was 48.8 MB in the beginning and 58.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 120.73 ms. Allocated memory is still 90.2 MB. Free memory was 58.2 MB in the beginning and 54.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.45 ms. Allocated memory is still 90.2 MB. Free memory was 54.6 MB in the beginning and 52.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1627.29 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.0 MB in the beginning and 74.2 MB in the end (delta: -22.2 MB). Peak memory consumption was 38.7 MB. Max. memory is 16.1 GB. * CodeCheck took 53177.73 ms. Allocated memory was 109.1 MB in the beginning and 465.6 MB in the end (delta: 356.5 MB). Free memory was 74.2 MB in the beginning and 346.1 MB in the end (delta: -271.9 MB). Peak memory consumption was 88.2 MB. Max. memory is 16.1 GB. * Witness Printer took 135.38 ms. Allocated memory is still 465.6 MB. Free memory was 345.1 MB in the beginning and 336.7 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:31:59,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfb40157-ae12-4998-93fc-d4b49f6cd33d/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...