./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB --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 e1c4d106eb612b91999bdca4bb49f57df1223b70f35ecd881d6daa6062cb1b0b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:49:27,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:27,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:27,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:27,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:27,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:27,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:27,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:27,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:27,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:27,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:27,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:27,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:27,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:27,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:27,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:27,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:27,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:27,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:27,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:27,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:27,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:27,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:27,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:27,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:27,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:27,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:27,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:27,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:27,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:27,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:27,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:27,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:27,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:27,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:27,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:27,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:27,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:27,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:27,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:27,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:27,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:49:27,828 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:27,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:27,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:27,830 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:27,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:27,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:27,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:27,831 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:27,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:27,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:27,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:27,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:27,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:27,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:27,833 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:27,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:27,833 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:27,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:27,834 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:27,834 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:27,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:27,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:27,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:27,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:27,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:27,837 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:27,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:27,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:27,839 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_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1c4d106eb612b91999bdca4bb49f57df1223b70f35ecd881d6daa6062cb1b0b [2022-10-17 16:49:28,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:28,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:28,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:28,159 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:28,160 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:28,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c [2022-10-17 16:49:28,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/data/daa6a33a9/84a97152bbba400c9610179e4ec7ca87/FLAGfb1c23a49 [2022-10-17 16:49:28,700 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:28,700 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c [2022-10-17 16:49:28,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/data/daa6a33a9/84a97152bbba400c9610179e4ec7ca87/FLAGfb1c23a49 [2022-10-17 16:49:29,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/data/daa6a33a9/84a97152bbba400c9610179e4ec7ca87 [2022-10-17 16:49:29,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:29,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:29,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:29,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:29,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:29,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da2751e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29, skipping insertion in model container [2022-10-17 16:49:29,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:29,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:29,304 WARN L230 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_5c3554d7-4199-4939-8cbf-5c08bc972e9e/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c[1605,1618] [2022-10-17 16:49:29,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:29,453 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:29,474 WARN L230 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_5c3554d7-4199-4939-8cbf-5c08bc972e9e/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c[1605,1618] [2022-10-17 16:49:29,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:29,593 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:29,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29 WrapperNode [2022-10-17 16:49:29,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:29,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:29,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:29,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:29,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,689 INFO L138 Inliner]: procedures = 56, calls = 159, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 281 [2022-10-17 16:49:29,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:29,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:29,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:29,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:29,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,745 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:29,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:29,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:29,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:29,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:29,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:29,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:29,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3554d7-4199-4939-8cbf-5c08bc972e9e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:49:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:49:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:49:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:49:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:49:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:49:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:49:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:49:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:49:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:49:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:49:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:49:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:49:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:49:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:49:29,859 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:49:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:49:29,859 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:49:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:29,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:29,961 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:29,963 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:30,488 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:30,671 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:30,671 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:49:30,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:30 BoogieIcfgContainer [2022-10-17 16:49:30,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:30,676 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:30,676 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:30,687 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:30,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:30" (1/1) ... [2022-10-17 16:49:30,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:30,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:30,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2022-10-17 16:49:30,795 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2022-10-17 16:49:30,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:49:30,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:30,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:31,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2022-10-17 16:49:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2022-10-17 16:49:31,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:49:31,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:31,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 93 transitions. [2022-10-17 16:49:31,348 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2022-10-17 16:49:31,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:49:31,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 80 states and 111 transitions. [2022-10-17 16:49:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2022-10-17 16:49:31,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:49:31,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 81 states and 112 transitions. [2022-10-17 16:49:31,739 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2022-10-17 16:49:31,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:49:31,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:31,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 82 states and 113 transitions. [2022-10-17 16:49:31,874 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 113 transitions. [2022-10-17 16:49:31,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:49:31,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:32,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:32,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:32,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 92 states and 134 transitions. [2022-10-17 16:49:32,280 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2022-10-17 16:49:32,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:49:32,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:32,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:32,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:32,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:32,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 94 states and 138 transitions. [2022-10-17 16:49:32,537 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 138 transitions. [2022-10-17 16:49:32,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:49:32,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:32,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:32,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:32,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:32,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 95 states and 139 transitions. [2022-10-17 16:49:32,652 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 139 transitions. [2022-10-17 16:49:32,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:49:32,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:32,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:32,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:32,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 96 states and 140 transitions. [2022-10-17 16:49:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 140 transitions. [2022-10-17 16:49:32,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:49:32,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:32,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:33,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:33,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 107 states and 164 transitions. [2022-10-17 16:49:33,094 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 164 transitions. [2022-10-17 16:49:33,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:49:33,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:33,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:33,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:33,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:33,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 109 states and 168 transitions. [2022-10-17 16:49:33,354 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 168 transitions. [2022-10-17 16:49:33,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:49:33,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:33,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:33,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:33,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 109 states and 165 transitions. [2022-10-17 16:49:33,499 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 165 transitions. [2022-10-17 16:49:33,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:49:33,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:33,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:33,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:34,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:34,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 126 states and 206 transitions. [2022-10-17 16:49:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 206 transitions. [2022-10-17 16:49:34,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:49:34,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:34,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 132 states and 219 transitions. [2022-10-17 16:49:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 219 transitions. [2022-10-17 16:49:35,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:49:35,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:35,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:35,774 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:35,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:35,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 137 states and 228 transitions. [2022-10-17 16:49:35,886 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 228 transitions. [2022-10-17 16:49:35,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:35,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:35,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:35,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:35,951 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:36,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:36,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 138 states and 233 transitions. [2022-10-17 16:49:36,064 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 233 transitions. [2022-10-17 16:49:36,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:36,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:36,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:36,114 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:36,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:36,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 143 states and 241 transitions. [2022-10-17 16:49:36,352 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 241 transitions. [2022-10-17 16:49:36,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:36,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:36,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:36,411 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:36,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:36,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 145 states and 244 transitions. [2022-10-17 16:49:36,607 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2022-10-17 16:49:36,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:49:36,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:36,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:37,374 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:49:39,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:39,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 169 states and 315 transitions. [2022-10-17 16:49:39,493 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 315 transitions. [2022-10-17 16:49:39,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:49:39,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:39,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:40,555 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:49:43,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 196 states and 400 transitions. [2022-10-17 16:49:43,920 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 400 transitions. [2022-10-17 16:49:43,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:49:43,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:49:45,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 201 states and 407 transitions. [2022-10-17 16:49:45,513 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 407 transitions. [2022-10-17 16:49:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:49:45,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:51,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:51,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 229 states and 505 transitions. [2022-10-17 16:49:51,650 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 505 transitions. [2022-10-17 16:49:51,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:49:51,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:51,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:51,839 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:53,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:53,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 236 states and 546 transitions. [2022-10-17 16:49:53,440 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 546 transitions. [2022-10-17 16:49:53,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:49:53,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:53,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:53,597 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:53,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 236 states and 545 transitions. [2022-10-17 16:49:53,858 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 545 transitions. [2022-10-17 16:49:53,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:49:53,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:53,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:53,998 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:54,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:54,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 238 states and 553 transitions. [2022-10-17 16:49:54,677 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 553 transitions. [2022-10-17 16:49:54,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:49:54,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:54,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:54,878 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:49:56,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:56,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 246 states and 589 transitions. [2022-10-17 16:49:56,835 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 589 transitions. [2022-10-17 16:49:56,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:49:56,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:56,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,409 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.