./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.BOUNDED-10.pals.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_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/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_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/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_f94bed7f-2371-405c-9ed2-03073e0be4e1/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 7a3c55a4f8033ed9b3de5a6f415cbc46a326cd545e3ac5e32b7f59b3ce73f2a9 --- 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 16:43:27,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:27,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:27,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:27,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:27,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:27,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:27,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:27,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:27,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:27,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:27,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:27,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:27,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:27,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:27,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:27,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:27,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:27,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:27,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:27,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:27,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:27,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:27,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:27,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:27,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:27,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:27,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:27,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:27,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:27,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:27,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:27,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:27,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:27,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:27,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:27,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:27,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:27,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:27,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:27,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:27,360 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:43:27,421 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:27,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:27,429 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:27,429 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:27,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:27,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:27,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:27,431 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:27,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:27,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:27,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:27,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:27,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:27,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:27,434 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:27,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:27,434 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:27,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:27,435 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:27,435 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:27,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:27,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:27,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:27,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:27,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:27,437 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:27,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:27,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:27,437 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_f94bed7f-2371-405c-9ed2-03073e0be4e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3c55a4f8033ed9b3de5a6f415cbc46a326cd545e3ac5e32b7f59b3ce73f2a9 [2022-10-17 16:43:27,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:27,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:27,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:27,766 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:27,767 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:27,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c [2022-10-17 16:43:27,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/data/7409dfb92/448c9c85319e4fb7817c7850bde341b8/FLAGdc31ccfaa [2022-10-17 16:43:28,488 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:28,489 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c [2022-10-17 16:43:28,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/data/7409dfb92/448c9c85319e4fb7817c7850bde341b8/FLAGdc31ccfaa [2022-10-17 16:43:28,669 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/data/7409dfb92/448c9c85319e4fb7817c7850bde341b8 [2022-10-17 16:43:28,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:28,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:28,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:28,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:28,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:28,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:28" (1/1) ... [2022-10-17 16:43:28,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f33c22b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:28, skipping insertion in model container [2022-10-17 16:43:28,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:28" (1/1) ... [2022-10-17 16:43:28,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:28,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:29,235 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_f94bed7f-2371-405c-9ed2-03073e0be4e1/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c[60917,60930] [2022-10-17 16:43:29,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:29,255 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:29,407 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_f94bed7f-2371-405c-9ed2-03073e0be4e1/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c[60917,60930] [2022-10-17 16:43:29,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:29,443 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:29,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29 WrapperNode [2022-10-17 16:43:29,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:29,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:29,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:29,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:29,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,577 INFO L138 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2051 [2022-10-17 16:43:29,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:29,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:29,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:29,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:29,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,679 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:29,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:29,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:29,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:29,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:29" (1/1) ... [2022-10-17 16:43:29,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:29,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:29,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:29,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94bed7f-2371-405c-9ed2-03073e0be4e1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:30,140 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:30,142 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:32,143 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:34,426 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:34,426 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:43:34,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:34 BoogieIcfgContainer [2022-10-17 16:43:34,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:43:34,432 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:43:34,432 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:43:34,443 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:43:34,443 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:34" (1/1) ... [2022-10-17 16:43:34,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:43:34,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:34,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2022-10-17 16:43:34,527 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2022-10-17 16:43:34,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-17 16:43:34,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:34,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:44,510 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 16:43:44,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:44,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 443 states and 758 transitions. [2022-10-17 16:43:44,924 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 758 transitions. [2022-10-17 16:43:44,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 16:43:44,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:44,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:50,285 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 16:43:50,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:50,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 446 states and 765 transitions. [2022-10-17 16:43:50,741 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 765 transitions. [2022-10-17 16:43:50,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-10-17 16:43:50,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:50,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:55,280 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 16:43:55,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 450 states and 774 transitions. [2022-10-17 16:43:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 774 transitions. [2022-10-17 16:43:55,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-17 16:43:55,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:55,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms