./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.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_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/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_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/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_7a1f08ce-0fd6-4245-940e-ade1829eb99e/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 bd23dfa6335616d8eec5b9783c1f6df5ab0e74e3c379835195329e627de34889 --- 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 16:47:43,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:43,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:43,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:43,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:43,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:43,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:43,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:43,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:43,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:43,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:43,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:43,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:43,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:43,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:43,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:43,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:43,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:43,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:43,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:43,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:43,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:43,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:43,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:43,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:43,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:43,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:43,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:43,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:43,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:43,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:43,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:43,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:43,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:43,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:43,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:43,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:43,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:43,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:43,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:43,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:43,638 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:47:43,661 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:43,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:43,662 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:43,663 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:43,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:43,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:43,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:43,664 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:43,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:43,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:43,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:43,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:43,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:43,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:43,666 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:43,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:43,666 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:43,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:43,666 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:43,667 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:43,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:43,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:43,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:43,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:43,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:43,668 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:43,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:43,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:43,669 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_7a1f08ce-0fd6-4245-940e-ade1829eb99e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd23dfa6335616d8eec5b9783c1f6df5ab0e74e3c379835195329e627de34889 [2022-10-17 16:47:43,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:43,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:43,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:43,978 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:43,980 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:43,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c [2022-10-17 16:47:44,071 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/data/bc1ab5b39/d58f2d4956be40bb804dcaf25a4cf42c/FLAG57fb087a5 [2022-10-17 16:47:45,084 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:45,086 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c [2022-10-17 16:47:45,140 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/data/bc1ab5b39/d58f2d4956be40bb804dcaf25a4cf42c/FLAG57fb087a5 [2022-10-17 16:47:45,445 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/data/bc1ab5b39/d58f2d4956be40bb804dcaf25a4cf42c [2022-10-17 16:47:45,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:45,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:45,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:45,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:45,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:45,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:45" (1/1) ... [2022-10-17 16:47:45,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43175cea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:45, skipping insertion in model container [2022-10-17 16:47:45,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:45" (1/1) ... [2022-10-17 16:47:45,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:45,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:48,278 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_7a1f08ce-0fd6-4245-940e-ade1829eb99e/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c[377069,377082] [2022-10-17 16:47:48,318 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_7a1f08ce-0fd6-4245-940e-ade1829eb99e/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c[383339,383352] [2022-10-17 16:47:48,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:48,531 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:49,784 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_7a1f08ce-0fd6-4245-940e-ade1829eb99e/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c[377069,377082] [2022-10-17 16:47:49,794 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_7a1f08ce-0fd6-4245-940e-ade1829eb99e/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c[383339,383352] [2022-10-17 16:47:49,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:49,887 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:49,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49 WrapperNode [2022-10-17 16:47:49,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:49,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:49,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:49,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:49,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:49,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:50,526 INFO L138 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12619 [2022-10-17 16:47:50,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:50,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:50,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:50,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:50,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:50,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:50,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:50,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:50,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:50,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:50,956 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:50,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:51,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:51,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:51,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:51,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:51,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:49" (1/1) ... [2022-10-17 16:47:51,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:51,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:51,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:51,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1f08ce-0fd6-4245-940e-ade1829eb99e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:47:51,132 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:47:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:47:51,132 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:47:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:47:51,133 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:47:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:47:51,133 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:47:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:47:51,133 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:47:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:47:51,134 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:47:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:51,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:51,282 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:51,284 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:48:00,028 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:48:02,948 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:48:02,949 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:48:02,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:02 BoogieIcfgContainer [2022-10-17 16:48:02,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:48:02,955 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:48:02,956 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:48:02,969 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:48:02,969 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:02" (1/1) ... [2022-10-17 16:48:02,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:48:03,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:03,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 1721 states and 3385 transitions. [2022-10-17 16:48:03,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3385 transitions. [2022-10-17 16:48:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:48:03,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:03,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:03,470 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 16:48:03,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:03,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1729 states and 3399 transitions. [2022-10-17 16:48:03,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3399 transitions. [2022-10-17 16:48:03,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:48:03,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:03,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:03,813 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 16:48:03,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1730 states and 3399 transitions. [2022-10-17 16:48:03,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3399 transitions. [2022-10-17 16:48:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:48:03,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:03,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:03,974 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 16:48:03,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1731 states and 3399 transitions. [2022-10-17 16:48:04,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3399 transitions. [2022-10-17 16:48:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:48:04,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:04,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:04,099 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 16:48:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1734 states and 3404 transitions. [2022-10-17 16:48:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3404 transitions. [2022-10-17 16:48:04,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:48:04,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:04,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:04,360 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 16:48:04,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:04,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 1742 states and 3419 transitions. [2022-10-17 16:48:04,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3419 transitions. [2022-10-17 16:48:04,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:48:04,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:04,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:05,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:05,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1755 states and 3446 transitions. [2022-10-17 16:48:05,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3446 transitions. [2022-10-17 16:48:05,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:48:05,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:05,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:05,480 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:48:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:06,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 1760 states and 3457 transitions. [2022-10-17 16:48:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3457 transitions. [2022-10-17 16:48:06,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:06,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:06,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:06,323 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:48:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:06,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1761 states and 3458 transitions. [2022-10-17 16:48:06,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3458 transitions. [2022-10-17 16:48:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:06,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:06,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:08,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:08,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1776 states and 3492 transitions. [2022-10-17 16:48:08,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3492 transitions. [2022-10-17 16:48:08,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:08,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:08,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:48:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1781 states and 3504 transitions. [2022-10-17 16:48:09,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3504 transitions. [2022-10-17 16:48:09,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:09,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,207 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:48:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1775 states and 3491 transitions. [2022-10-17 16:48:09,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3491 transitions. [2022-10-17 16:48:09,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:48:09,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:48:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1776 states and 3492 transitions. [2022-10-17 16:48:09,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3492 transitions. [2022-10-17 16:48:09,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:48:09,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.