./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pals_lcr.6.1.ufo.UNBOUNDED.pals+Problem12_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pals_lcr.6.1.ufo.UNBOUNDED.pals+Problem12_label04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4 --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 ccd6fbf35fbbc8efdb8c53f020fbab2bec7c750b8b37d40c2d70f15f5e9d8bef --- 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-2329fc7 [2022-12-14 23:12:57,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:12:57,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:12:57,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:12:57,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:12:57,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:12:57,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:12:57,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:12:57,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:12:57,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:12:57,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:12:57,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:12:57,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:12:57,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:12:57,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:12:57,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:12:57,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:12:57,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:12:57,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:12:57,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:12:57,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:12:57,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:12:57,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:12:57,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:12:57,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:12:57,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:12:57,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:12:57,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:12:57,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:12:57,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:12:57,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:12:57,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:12:57,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:12:57,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:12:57,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:12:57,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:12:57,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:12:57,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:12:57,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:12:57,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:12:57,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:12:57,572 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:12:57,588 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:12:57,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:12:57,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:12:57,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:12:57,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:12:57,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:12:57,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:12:57,590 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:12:57,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:12:57,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:12:57,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:12:57,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:12:57,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:12:57,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:12:57,591 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:12:57,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:12:57,591 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:12:57,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:12:57,591 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:12:57,592 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:12:57,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:12:57,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:12:57,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:12:57,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:12:57,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:12:57,593 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:12:57,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:12:57,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:12:57,593 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_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccd6fbf35fbbc8efdb8c53f020fbab2bec7c750b8b37d40c2d70f15f5e9d8bef [2022-12-14 23:12:57,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:12:57,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:12:57,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:12:57,777 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:12:57,777 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:12:57,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/combinations/pals_lcr.6.1.ufo.UNBOUNDED.pals+Problem12_label04.c [2022-12-14 23:13:00,362 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:13:00,660 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:13:00,661 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/sv-benchmarks/c/combinations/pals_lcr.6.1.ufo.UNBOUNDED.pals+Problem12_label04.c [2022-12-14 23:13:00,679 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/data/4cd78f74a/a73bd1aedc58444587aadd30f04b8583/FLAGa561eec42 [2022-12-14 23:13:00,954 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/data/4cd78f74a/a73bd1aedc58444587aadd30f04b8583 [2022-12-14 23:13:00,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:13:00,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:13:00,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:13:00,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:13:00,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:13:00,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:13:00" (1/1) ... [2022-12-14 23:13:00,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d51e2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:00, skipping insertion in model container [2022-12-14 23:13:00,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:13:00" (1/1) ... [2022-12-14 23:13:00,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:13:01,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:13:01,305 WARN L237 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_640f21dd-cebc-49fd-975a-e03ea2429cb8/sv-benchmarks/c/combinations/pals_lcr.6.1.ufo.UNBOUNDED.pals+Problem12_label04.c[15547,15560] [2022-12-14 23:13:01,360 WARN L237 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_640f21dd-cebc-49fd-975a-e03ea2429cb8/sv-benchmarks/c/combinations/pals_lcr.6.1.ufo.UNBOUNDED.pals+Problem12_label04.c[22608,22621] [2022-12-14 23:13:01,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:13:01,991 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:13:02,013 WARN L237 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_640f21dd-cebc-49fd-975a-e03ea2429cb8/sv-benchmarks/c/combinations/pals_lcr.6.1.ufo.UNBOUNDED.pals+Problem12_label04.c[15547,15560] [2022-12-14 23:13:02,021 WARN L237 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_640f21dd-cebc-49fd-975a-e03ea2429cb8/sv-benchmarks/c/combinations/pals_lcr.6.1.ufo.UNBOUNDED.pals+Problem12_label04.c[22608,22621] [2022-12-14 23:13:02,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:13:02,371 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:13:02,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02 WrapperNode [2022-12-14 23:13:02,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:13:02,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:13:02,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:13:02,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:13:02,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,611 INFO L138 Inliner]: procedures = 38, calls = 23, calls flagged for inlining = 18, calls inlined = 18, statements flattened = 5124 [2022-12-14 23:13:02,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:13:02,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:13:02,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:13:02,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:13:02,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,816 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:13:02,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:13:02,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:13:02,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:13:02,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:13:02" (1/1) ... [2022-12-14 23:13:02,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:13:02,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:13:02,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:13:02,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640f21dd-cebc-49fd-975a-e03ea2429cb8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:13:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:13:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:13:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:13:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:13:03,068 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:13:03,070 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:13:06,520 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:14:46,587 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:14:46,587 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 23:14:46,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:14:46 BoogieIcfgContainer [2022-12-14 23:14:46,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:14:46,590 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:14:46,590 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:14:46,596 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:14:46,597 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:14:46" (1/1) ... [2022-12-14 23:14:46,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:14:46,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:46,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-12-14 23:14:46,644 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-12-14 23:14:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:14:46,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:46,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:46,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:14:47,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:47,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-12-14 23:14:47,492 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-12-14 23:14:47,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:14:47,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:47,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:48,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:14:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2022-12-14 23:14:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2022-12-14 23:14:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:14:48,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:48,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:48,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:14:49,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:49,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2022-12-14 23:14:49,417 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2022-12-14 23:14:49,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:14:49,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:49,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:50,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:14:50,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:50,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 46 transitions. [2022-12-14 23:14:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2022-12-14 23:14:50,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:14:50,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:50,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:50,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:14:51,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:51,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2022-12-14 23:14:51,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2022-12-14 23:14:51,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:14:51,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:51,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat