./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product21.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_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/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_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/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_b0a96bb3-9349-42fd-b2a5-f27e159b9510/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 b02d53de4cc8dbaebc187e8fa236234211af4eca5416c7869304d04f0d61a0bd --- 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 16:51:56,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:51:56,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:51:56,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:51:56,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:51:56,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:51:56,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:51:56,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:51:56,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:51:56,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:51:56,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:51:56,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:51:56,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:51:56,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:51:56,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:51:56,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:51:56,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:51:56,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:51:56,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:51:56,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:51:56,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:51:56,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:51:56,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:51:56,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:51:56,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:51:56,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:51:56,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:51:56,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:51:56,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:51:56,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:51:56,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:51:56,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:51:56,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:51:56,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:51:56,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:51:56,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:51:56,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:51:56,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:51:56,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:51:56,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:51:56,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:51:56,546 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:51:56,588 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:51:56,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:51:56,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:51:56,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:51:56,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:51:56,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:51:56,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:51:56,591 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:51:56,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:51:56,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:51:56,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:51:56,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:51:56,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:51:56,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:51:56,592 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:51:56,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:51:56,592 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:51:56,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:51:56,593 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:51:56,593 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:51:56,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:51:56,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:56,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:51:56,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:51:56,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:51:56,594 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:51:56,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:51:56,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:51:56,595 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_b0a96bb3-9349-42fd-b2a5-f27e159b9510/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b02d53de4cc8dbaebc187e8fa236234211af4eca5416c7869304d04f0d61a0bd [2022-10-17 16:51:56,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:51:56,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:51:56,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:51:56,901 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:51:56,903 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:51:56,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c [2022-10-17 16:51:56,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/data/eeef7dce8/97d1bb42d65d4cb89cc370761fb4047b/FLAG2486a7748 [2022-10-17 16:51:57,563 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:51:57,566 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c [2022-10-17 16:51:57,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/data/eeef7dce8/97d1bb42d65d4cb89cc370761fb4047b/FLAG2486a7748 [2022-10-17 16:51:57,778 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/data/eeef7dce8/97d1bb42d65d4cb89cc370761fb4047b [2022-10-17 16:51:57,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:51:57,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:51:57,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:57,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:51:57,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:51:57,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:57" (1/1) ... [2022-10-17 16:51:57,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@487262a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:57, skipping insertion in model container [2022-10-17 16:51:57,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:57" (1/1) ... [2022-10-17 16:51:57,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:51:57,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:51:58,509 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_b0a96bb3-9349-42fd-b2a5-f27e159b9510/sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c[40071,40084] [2022-10-17 16:51:58,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:58,695 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:51:58,808 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_b0a96bb3-9349-42fd-b2a5-f27e159b9510/sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c[40071,40084] [2022-10-17 16:51:58,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:58,890 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:51:58,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58 WrapperNode [2022-10-17 16:51:58,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:58,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:58,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:51:58,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:51:58,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:58,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,030 INFO L138 Inliner]: procedures = 92, calls = 339, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 861 [2022-10-17 16:51:59,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:59,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:51:59,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:51:59,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:51:59,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,126 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:51:59,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:51:59,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:51:59,149 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:51:59,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:58" (1/1) ... [2022-10-17 16:51:59,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:59,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:51:59,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:51:59,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a96bb3-9349-42fd-b2a5-f27e159b9510/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:51:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:51:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2022-10-17 16:51:59,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2022-10-17 16:51:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2022-10-17 16:51:59,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2022-10-17 16:51:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2022-10-17 16:51:59,316 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2022-10-17 16:51:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2022-10-17 16:51:59,316 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2022-10-17 16:51:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2022-10-17 16:51:59,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2022-10-17 16:51:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:51:59,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:51:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:51:59,318 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:51:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2022-10-17 16:51:59,319 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2022-10-17 16:51:59,319 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2022-10-17 16:51:59,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2022-10-17 16:51:59,319 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2022-10-17 16:51:59,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2022-10-17 16:51:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2022-10-17 16:51:59,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2022-10-17 16:51:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2022-10-17 16:51:59,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2022-10-17 16:51:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2022-10-17 16:51:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2022-10-17 16:51:59,321 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2022-10-17 16:51:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2022-10-17 16:51:59,321 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2022-10-17 16:51:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2022-10-17 16:51:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2022-10-17 16:51:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2022-10-17 16:51:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2022-10-17 16:51:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2022-10-17 16:51:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2022-10-17 16:51:59,323 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2022-10-17 16:51:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:51:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2022-10-17 16:51:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2022-10-17 16:51:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2022-10-17 16:51:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2022-10-17 16:51:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2022-10-17 16:51:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2022-10-17 16:51:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2022-10-17 16:51:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2022-10-17 16:51:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2022-10-17 16:51:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2022-10-17 16:51:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:51:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:51:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2022-10-17 16:51:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2022-10-17 16:51:59,511 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:51:59,514 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:52:01,126 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:52:02,219 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:52:02,219 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:52:02,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:02 BoogieIcfgContainer [2022-10-17 16:52:02,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:52:02,228 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:52:02,228 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:52:02,242 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:52:02,243 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:02" (1/1) ... [2022-10-17 16:52:02,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:52:02,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:02,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 374 states and 594 transitions. [2022-10-17 16:52:02,422 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 594 transitions. [2022-10-17 16:52:02,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:52:02,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:02,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:52:03,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:03,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 376 states and 592 transitions. [2022-10-17 16:52:03,759 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 592 transitions. [2022-10-17 16:52:03,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:52:03,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:03,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:04,484 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 16:52:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:05,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 402 states and 678 transitions. [2022-10-17 16:52:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 678 transitions. [2022-10-17 16:52:05,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:52:05,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:05,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:05,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:52:05,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 399 states and 670 transitions. [2022-10-17 16:52:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 670 transitions. [2022-10-17 16:52:05,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:52:05,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:05,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:06,326 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 16:52:06,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 400 states and 670 transitions. [2022-10-17 16:52:06,377 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 670 transitions. [2022-10-17 16:52:06,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:52:06,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:06,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:06,807 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 16:52:06,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 401 states and 670 transitions. [2022-10-17 16:52:06,843 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 670 transitions. [2022-10-17 16:52:06,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:52:06,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:06,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:07,257 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 16:52:07,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 402 states and 671 transitions. [2022-10-17 16:52:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 671 transitions. [2022-10-17 16:52:07,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:52:07,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:07,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:07,712 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 16:52:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:07,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 403 states and 672 transitions. [2022-10-17 16:52:07,740 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 672 transitions. [2022-10-17 16:52:07,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:52:07,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:07,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:08,141 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 16:52:08,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:08,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 406 states and 675 transitions. [2022-10-17 16:52:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 675 transitions. [2022-10-17 16:52:08,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:52:08,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:08,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:08,504 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 16:52:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:08,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 407 states and 676 transitions. [2022-10-17 16:52:08,558 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 676 transitions. [2022-10-17 16:52:08,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:52:08,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:08,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:08,978 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 16:52:08,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:08,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 408 states and 677 transitions. [2022-10-17 16:52:08,999 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 677 transitions. [2022-10-17 16:52:09,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:52:09,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:09,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:09,346 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 16:52:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:09,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 409 states and 678 transitions. [2022-10-17 16:52:09,367 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 678 transitions. [2022-10-17 16:52:09,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:52:09,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:09,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:09,696 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 16:52:09,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 412 states and 681 transitions. [2022-10-17 16:52:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 681 transitions. [2022-10-17 16:52:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:52:09,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:10,126 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 16:52:11,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:11,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 419 states and 694 transitions. [2022-10-17 16:52:11,120 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 694 transitions. [2022-10-17 16:52:11,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:52:11,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:11,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:12,521 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 16:52:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 442 states and 755 transitions. [2022-10-17 16:52:15,980 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 755 transitions. [2022-10-17 16:52:15,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:52:15,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:15,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:17,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:52:17,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:17,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 439 states and 745 transitions. [2022-10-17 16:52:17,752 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 745 transitions. [2022-10-17 16:52:17,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:52:17,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:17,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:18,054 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 16:52:18,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:18,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 440 states and 745 transitions. [2022-10-17 16:52:18,399 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 745 transitions. [2022-10-17 16:52:18,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:52:18,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:18,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:18,681 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 16:52:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:18,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 443 states and 748 transitions. [2022-10-17 16:52:18,715 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 748 transitions. [2022-10-17 16:52:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:52:18,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:18,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:19,762 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 16:52:20,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:20,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 444 states and 749 transitions. [2022-10-17 16:52:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 749 transitions. [2022-10-17 16:52:20,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:52:20,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:20,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:21,143 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 16:52:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:21,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 445 states and 750 transitions. [2022-10-17 16:52:21,539 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 750 transitions. [2022-10-17 16:52:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:52:21,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:21,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:22,414 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 16:52:22,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:22,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 448 states and 753 transitions. [2022-10-17 16:52:22,816 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 753 transitions. [2022-10-17 16:52:22,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:52:22,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:22,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:23,601 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 16:52:23,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:23,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 449 states and 754 transitions. [2022-10-17 16:52:23,961 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 754 transitions. [2022-10-17 16:52:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:52:23,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:23,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.