./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec3_product18.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_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/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_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec3_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/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_599e7299-1d0a-4a20-984c-a1bf49b6c71d/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 b60f36c6abb85551baa468c8faf905605a37519376312e75fd6944689b1d0b8d --- 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 16:52:07,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:52:07,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:52:08,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:52:08,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:52:08,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:52:08,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:52:08,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:52:08,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:52:08,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:52:08,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:52:08,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:52:08,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:52:08,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:52:08,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:52:08,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:52:08,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:52:08,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:52:08,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:52:08,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:52:08,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:52:08,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:52:08,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:52:08,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:52:08,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:52:08,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:52:08,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:52:08,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:52:08,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:52:08,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:52:08,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:52:08,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:52:08,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:52:08,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:52:08,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:52:08,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:52:08,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:52:08,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:52:08,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:52:08,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:52:08,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:52:08,060 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:52:08,087 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:52:08,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:52:08,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:52:08,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:52:08,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:52:08,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:52:08,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:52:08,090 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:52:08,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:52:08,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:52:08,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:52:08,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:52:08,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:52:08,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:52:08,096 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:52:08,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:52:08,096 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:52:08,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:52:08,097 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:52:08,097 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:52:08,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:52:08,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:08,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:52:08,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:52:08,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:52:08,099 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:52:08,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:52:08,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:52:08,099 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_599e7299-1d0a-4a20-984c-a1bf49b6c71d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b60f36c6abb85551baa468c8faf905605a37519376312e75fd6944689b1d0b8d [2022-10-17 16:52:08,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:52:08,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:52:08,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:52:08,368 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:52:08,371 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:52:08,372 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/elevator_spec3_product18.cil.c [2022-10-17 16:52:08,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/data/4056968ba/7247adfdd4b2462490aa4c4553b47963/FLAGc46caa66b [2022-10-17 16:52:09,021 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:52:09,022 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/sv-benchmarks/c/product-lines/elevator_spec3_product18.cil.c [2022-10-17 16:52:09,042 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/data/4056968ba/7247adfdd4b2462490aa4c4553b47963/FLAGc46caa66b [2022-10-17 16:52:09,240 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/data/4056968ba/7247adfdd4b2462490aa4c4553b47963 [2022-10-17 16:52:09,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:52:09,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:52:09,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:09,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:52:09,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:52:09,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:09" (1/1) ... [2022-10-17 16:52:09,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d03077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:09, skipping insertion in model container [2022-10-17 16:52:09,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:09" (1/1) ... [2022-10-17 16:52:09,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:52:09,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:52:09,790 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_599e7299-1d0a-4a20-984c-a1bf49b6c71d/sv-benchmarks/c/product-lines/elevator_spec3_product18.cil.c[32398,32411] [2022-10-17 16:52:09,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:09,998 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:52:10,095 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_599e7299-1d0a-4a20-984c-a1bf49b6c71d/sv-benchmarks/c/product-lines/elevator_spec3_product18.cil.c[32398,32411] [2022-10-17 16:52:10,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:10,170 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:52:10,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10 WrapperNode [2022-10-17 16:52:10,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:10,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:10,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:52:10,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:52:10,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,306 INFO L138 Inliner]: procedures = 90, calls = 344, calls flagged for inlining = 25, calls inlined = 21, statements flattened = 819 [2022-10-17 16:52:10,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:10,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:52:10,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:52:10,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:52:10,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,411 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:52:10,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:52:10,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:52:10,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:52:10,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:10,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:52:10,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:52:10,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_599e7299-1d0a-4a20-984c-a1bf49b6c71d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:52:10,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:52:10,533 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2022-10-17 16:52:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2022-10-17 16:52:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2022-10-17 16:52:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2022-10-17 16:52:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2022-10-17 16:52:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2022-10-17 16:52:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2022-10-17 16:52:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2022-10-17 16:52:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2022-10-17 16:52:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2022-10-17 16:52:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2022-10-17 16:52:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2022-10-17 16:52:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:52:10,538 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:52:10,538 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:52:10,538 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:52:10,538 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2022-10-17 16:52:10,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2022-10-17 16:52:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2022-10-17 16:52:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2022-10-17 16:52:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2022-10-17 16:52:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2022-10-17 16:52:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2022-10-17 16:52:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2022-10-17 16:52:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2022-10-17 16:52:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2022-10-17 16:52:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2022-10-17 16:52:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2022-10-17 16:52:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2022-10-17 16:52:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2022-10-17 16:52:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2022-10-17 16:52:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2022-10-17 16:52:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2022-10-17 16:52:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2022-10-17 16:52:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2022-10-17 16:52:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2022-10-17 16:52:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2022-10-17 16:52:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2022-10-17 16:52:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:52:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__weight [2022-10-17 16:52:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__weight [2022-10-17 16:52:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2022-10-17 16:52:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2022-10-17 16:52:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2022-10-17 16:52:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2022-10-17 16:52:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2022-10-17 16:52:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2022-10-17 16:52:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2022-10-17 16:52:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2022-10-17 16:52:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:52:10,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:52:10,545 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2022-10-17 16:52:10,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2022-10-17 16:52:10,770 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:52:10,773 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:52:12,094 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:52:12,943 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:52:12,943 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:52:12,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:12 BoogieIcfgContainer [2022-10-17 16:52:12,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:52:12,949 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:52:12,949 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:52:12,959 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:52:12,960 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:12" (1/1) ... [2022-10-17 16:52:12,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:52:13,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:13,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 390 states and 619 transitions. [2022-10-17 16:52:13,047 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 619 transitions. [2022-10-17 16:52:13,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:52:13,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:13,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:13,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:52:14,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 393 states and 625 transitions. [2022-10-17 16:52:14,199 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 625 transitions. [2022-10-17 16:52:14,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:52:14,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:14,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:14,659 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 16:52:15,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:15,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 405 states and 664 transitions. [2022-10-17 16:52:15,046 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 664 transitions. [2022-10-17 16:52:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:52:15,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:15,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:15,476 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 16:52:15,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:15,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 408 states and 667 transitions. [2022-10-17 16:52:15,523 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 667 transitions. [2022-10-17 16:52:15,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:52:15,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:15,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:15,715 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 16:52:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 409 states and 669 transitions. [2022-10-17 16:52:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 669 transitions. [2022-10-17 16:52:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:52:15,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:15,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:15,976 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 16:52:15,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:16,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 410 states and 671 transitions. [2022-10-17 16:52:16,001 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 671 transitions. [2022-10-17 16:52:16,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:52:16,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:16,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:16,133 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 16:52:16,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:16,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 412 states and 675 transitions. [2022-10-17 16:52:16,167 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 675 transitions. [2022-10-17 16:52:16,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:52:16,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:16,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:16,436 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:52:16,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:16,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 415 states and 678 transitions. [2022-10-17 16:52:16,473 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 678 transitions. [2022-10-17 16:52:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:52:16,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:16,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:16,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:52:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:16,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 416 states and 680 transitions. [2022-10-17 16:52:16,772 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 680 transitions. [2022-10-17 16:52:16,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:52:16,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:16,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:16,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:52:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:16,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 418 states and 684 transitions. [2022-10-17 16:52:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 684 transitions. [2022-10-17 16:52:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:52:16,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:16,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:17,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:52:17,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:17,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 421 states and 687 transitions. [2022-10-17 16:52:17,328 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 687 transitions. [2022-10-17 16:52:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:52:17,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:17,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:17,491 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:52:17,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:17,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 423 states and 691 transitions. [2022-10-17 16:52:17,649 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 691 transitions. [2022-10-17 16:52:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:52:17,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:17,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:17,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:17,807 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:52:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:17,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 424 states and 693 transitions. [2022-10-17 16:52:17,984 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 693 transitions. [2022-10-17 16:52:17,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:52:17,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:17,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:18,279 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:52:18,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 427 states and 696 transitions. [2022-10-17 16:52:18,322 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 696 transitions. [2022-10-17 16:52:18,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:52:18,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:18,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:18,604 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 16:52:18,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:18,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 429 states and 699 transitions. [2022-10-17 16:52:18,720 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 699 transitions. [2022-10-17 16:52:18,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:52:18,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:18,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:19,008 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:52:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:19,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 431 states and 701 transitions. [2022-10-17 16:52:19,056 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 701 transitions. [2022-10-17 16:52:19,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:52:19,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:19,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:19,421 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 16:52:21,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 451 states and 778 transitions. [2022-10-17 16:52:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 778 transitions. [2022-10-17 16:52:21,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:52:21,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:21,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:21,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:52:24,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:24,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 459 states and 794 transitions. [2022-10-17 16:52:24,100 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 794 transitions. [2022-10-17 16:52:24,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:52:24,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:24,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:24,528 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 16:52:26,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 470 states and 832 transitions. [2022-10-17 16:52:26,984 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 832 transitions. [2022-10-17 16:52:26,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:52:26,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:26,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:27,290 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:52:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:29,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 479 states and 863 transitions. [2022-10-17 16:52:29,087 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 863 transitions. [2022-10-17 16:52:29,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:52:29,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:29,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:29,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:52:30,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:30,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 483 states and 870 transitions. [2022-10-17 16:52:30,068 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 870 transitions. [2022-10-17 16:52:30,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:52:30,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:30,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:30,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:52:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:30,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 486 states and 874 transitions. [2022-10-17 16:52:30,410 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 874 transitions. [2022-10-17 16:52:30,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:52:30,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:30,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:30,635 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:52:31,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:31,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 489 states and 878 transitions. [2022-10-17 16:52:31,459 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 878 transitions. [2022-10-17 16:52:31,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:52:31,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:31,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:52:32,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:32,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 493 states and 885 transitions. [2022-10-17 16:52:32,259 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 885 transitions. [2022-10-17 16:52:32,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:52:32,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:32,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:33,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.