./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product27.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_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/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_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product27.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/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_b8cedf4f-c61d-481e-b194-95acc1a1d362/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 11bb1f05736dca729c358ce9b340534ff3d0ef3cd2b5d7b8f4dea43dade9112f --- 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 16:58:04,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:04,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:04,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:04,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:04,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:04,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:04,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:04,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:04,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:04,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:04,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:04,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:04,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:04,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:04,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:04,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:04,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:04,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:04,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:04,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:04,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:04,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:04,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:04,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:04,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:04,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:04,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:04,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:04,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:04,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:04,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:04,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:04,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:04,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:04,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:04,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:04,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:04,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:04,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:04,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:04,749 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:58:04,787 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:04,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:04,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:04,788 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:04,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:04,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:04,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:04,790 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:04,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:04,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:04,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:04,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:04,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:04,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:04,792 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:04,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:04,793 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:04,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:04,793 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:04,793 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:04,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:04,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:04,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:04,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:04,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:04,795 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:04,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:04,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:04,796 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_b8cedf4f-c61d-481e-b194-95acc1a1d362/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11bb1f05736dca729c358ce9b340534ff3d0ef3cd2b5d7b8f4dea43dade9112f [2022-10-17 16:58:05,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:05,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:05,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:05,106 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:05,108 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:05,111 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/elevator_spec9_product27.cil.c [2022-10-17 16:58:05,203 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/data/1b01b836e/4f6190f34aa64d518135805b8d8700dc/FLAG97c17f5b9 [2022-10-17 16:58:05,894 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:05,897 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/sv-benchmarks/c/product-lines/elevator_spec9_product27.cil.c [2022-10-17 16:58:05,926 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/data/1b01b836e/4f6190f34aa64d518135805b8d8700dc/FLAG97c17f5b9 [2022-10-17 16:58:06,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/data/1b01b836e/4f6190f34aa64d518135805b8d8700dc [2022-10-17 16:58:06,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:06,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:06,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:06,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:06,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:06,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:06,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40a79032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06, skipping insertion in model container [2022-10-17 16:58:06,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:06,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:06,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:06,734 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_b8cedf4f-c61d-481e-b194-95acc1a1d362/sv-benchmarks/c/product-lines/elevator_spec9_product27.cil.c[66437,66450] [2022-10-17 16:58:06,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:06,770 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:06,902 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_b8cedf4f-c61d-481e-b194-95acc1a1d362/sv-benchmarks/c/product-lines/elevator_spec9_product27.cil.c[66437,66450] [2022-10-17 16:58:06,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:06,940 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:06,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06 WrapperNode [2022-10-17 16:58:06,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:06,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:06,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:06,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:06,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:06,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,086 INFO L138 Inliner]: procedures = 95, calls = 339, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 1122 [2022-10-17 16:58:07,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:07,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:07,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:07,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:07,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,195 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:07,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:07,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:07,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:07,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:07,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:07,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:07,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cedf4f-c61d-481e-b194-95acc1a1d362/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2022-10-17 16:58:07,290 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2022-10-17 16:58:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2022-10-17 16:58:07,291 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2022-10-17 16:58:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2022-10-17 16:58:07,291 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2022-10-17 16:58:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2022-10-17 16:58:07,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2022-10-17 16:58:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2022-10-17 16:58:07,292 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2022-10-17 16:58:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2022-10-17 16:58:07,292 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2022-10-17 16:58:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:58:07,292 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:58:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:58:07,293 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:58:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2022-10-17 16:58:07,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2022-10-17 16:58:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2022-10-17 16:58:07,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2022-10-17 16:58:07,294 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2022-10-17 16:58:07,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2022-10-17 16:58:07,294 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2022-10-17 16:58:07,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2022-10-17 16:58:07,294 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2022-10-17 16:58:07,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2022-10-17 16:58:07,295 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2022-10-17 16:58:07,295 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2022-10-17 16:58:07,295 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2022-10-17 16:58:07,295 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2022-10-17 16:58:07,295 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2022-10-17 16:58:07,295 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2022-10-17 16:58:07,295 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2022-10-17 16:58:07,296 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2022-10-17 16:58:07,296 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2022-10-17 16:58:07,296 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2022-10-17 16:58:07,296 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2022-10-17 16:58:07,296 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2022-10-17 16:58:07,296 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2022-10-17 16:58:07,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2022-10-17 16:58:07,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:07,297 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2022-10-17 16:58:07,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2022-10-17 16:58:07,297 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2022-10-17 16:58:07,297 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2022-10-17 16:58:07,298 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2022-10-17 16:58:07,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2022-10-17 16:58:07,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:07,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:07,298 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2022-10-17 16:58:07,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2022-10-17 16:58:07,535 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:07,538 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:08,898 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:09,771 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:09,772 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:58:09,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:09 BoogieIcfgContainer [2022-10-17 16:58:09,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:09,778 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:09,779 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:09,789 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:09,790 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:09,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:09,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:09,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 365 states and 578 transitions. [2022-10-17 16:58:09,931 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 578 transitions. [2022-10-17 16:58:09,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:58:09,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:09,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:58:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 364 states and 571 transitions. [2022-10-17 16:58:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 571 transitions. [2022-10-17 16:58:10,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:58:10,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:10,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:11,349 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:58:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:11,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 385 states and 621 transitions. [2022-10-17 16:58:11,612 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 621 transitions. [2022-10-17 16:58:11,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:58:11,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:11,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:11,979 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:58:12,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 385 states and 620 transitions. [2022-10-17 16:58:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 620 transitions. [2022-10-17 16:58:12,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:58:12,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:58:13,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 398 states and 652 transitions. [2022-10-17 16:58:13,566 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 652 transitions. [2022-10-17 16:58:13,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:58:13,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:58:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 405 states and 669 transitions. [2022-10-17 16:58:14,089 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 669 transitions. [2022-10-17 16:58:14,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:58:14,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,404 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:58:14,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 406 states and 670 transitions. [2022-10-17 16:58:14,431 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 670 transitions. [2022-10-17 16:58:14,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:58:14,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:58:15,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 410 states and 678 transitions. [2022-10-17 16:58:15,720 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 678 transitions. [2022-10-17 16:58:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:58:15,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:58:16,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 413 states and 682 transitions. [2022-10-17 16:58:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 682 transitions. [2022-10-17 16:58:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:58:16,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,422 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:58:16,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 416 states and 686 transitions. [2022-10-17 16:58:16,461 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 686 transitions. [2022-10-17 16:58:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:58:16,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,929 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:58:17,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:17,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 416 states and 683 transitions. [2022-10-17 16:58:17,738 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 683 transitions. [2022-10-17 16:58:17,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:58:17,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:17,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,045 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:58:18,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 421 states and 698 transitions. [2022-10-17 16:58:18,094 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 698 transitions. [2022-10-17 16:58:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:58:18,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-17 16:58:18,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 426 states and 713 transitions. [2022-10-17 16:58:18,451 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 713 transitions. [2022-10-17 16:58:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:58:18,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,757 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:58:18,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 427 states and 714 transitions. [2022-10-17 16:58:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 714 transitions. [2022-10-17 16:58:18,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:58:18,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,107 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-17 16:58:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 428 states and 715 transitions. [2022-10-17 16:58:19,148 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 715 transitions. [2022-10-17 16:58:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 16:58:19,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,322 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:58:20,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 445 states and 754 transitions. [2022-10-17 16:58:20,921 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 754 transitions. [2022-10-17 16:58:20,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:58:20,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:58:30,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:30,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 473 states and 823 transitions. [2022-10-17 16:58:30,164 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 823 transitions. [2022-10-17 16:58:30,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:58:30,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:30,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:30,423 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:58:32,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:32,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 491 states and 864 transitions. [2022-10-17 16:58:32,970 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 864 transitions. [2022-10-17 16:58:32,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:58:32,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:32,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:33,529 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.