./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe015_rmo.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e04fb08f 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_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 --- 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-e04fb08 [2022-11-16 01:40:23,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 01:40:23,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 01:40:23,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 01:40:23,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 01:40:23,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 01:40:23,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 01:40:23,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 01:40:23,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 01:40:23,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 01:40:23,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 01:40:23,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 01:40:23,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 01:40:23,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 01:40:23,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 01:40:23,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 01:40:23,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 01:40:23,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 01:40:23,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 01:40:23,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 01:40:23,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 01:40:23,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 01:40:23,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 01:40:23,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 01:40:23,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 01:40:23,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 01:40:23,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 01:40:23,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 01:40:23,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 01:40:23,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 01:40:23,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 01:40:23,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 01:40:23,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 01:40:23,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 01:40:23,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 01:40:23,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 01:40:23,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 01:40:23,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 01:40:23,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 01:40:23,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 01:40:23,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 01:40:23,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-16 01:40:23,471 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 01:40:23,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 01:40:23,472 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 01:40:23,472 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 01:40:23,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 01:40:23,473 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 01:40:23,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 01:40:23,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 01:40:23,475 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 01:40:23,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 01:40:23,476 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 01:40:23,476 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 01:40:23,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 01:40:23,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 01:40:23,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 01:40:23,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 01:40:23,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 01:40:23,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 01:40:23,478 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-16 01:40:23,478 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 01:40:23,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 01:40:23,478 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 01:40:23,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 01:40:23,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 01:40:23,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 01:40:23,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-16 01:40:23,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 01:40:23,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 01:40:23,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 01:40:23,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 01:40:23,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 01:40:23,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 01:40:23,482 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-16 01:40:23,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 01:40:23,483 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 01:40:23,483 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-16 01:40:23,483 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-16 01:40:23,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 01:40:23,483 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-16 01:40:23,484 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-16 01:40:23,484 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_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 [2022-11-16 01:40:23,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 01:40:23,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 01:40:23,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 01:40:23,766 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 01:40:23,767 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 01:40:23,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/../../sv-benchmarks/c/pthread-wmm/safe015_rmo.i [2022-11-16 01:40:23,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/data/0c3b0201e/8918d69ef0694d8c8625c79196aae48a/FLAG61b8ad6d6 [2022-11-16 01:40:24,492 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 01:40:24,493 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/sv-benchmarks/c/pthread-wmm/safe015_rmo.i [2022-11-16 01:40:24,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/data/0c3b0201e/8918d69ef0694d8c8625c79196aae48a/FLAG61b8ad6d6 [2022-11-16 01:40:24,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/data/0c3b0201e/8918d69ef0694d8c8625c79196aae48a [2022-11-16 01:40:24,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 01:40:24,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 01:40:24,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 01:40:24,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 01:40:24,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 01:40:24,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:40:24" (1/1) ... [2022-11-16 01:40:24,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5845ed7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:24, skipping insertion in model container [2022-11-16 01:40:24,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:40:24" (1/1) ... [2022-11-16 01:40:24,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 01:40:24,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 01:40:25,089 WARN L229 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_af3802ee-3d9a-4361-a9f7-434fae23d2e4/sv-benchmarks/c/pthread-wmm/safe015_rmo.i[988,1001] [2022-11-16 01:40:25,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 01:40:25,388 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 01:40:25,407 WARN L229 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_af3802ee-3d9a-4361-a9f7-434fae23d2e4/sv-benchmarks/c/pthread-wmm/safe015_rmo.i[988,1001] [2022-11-16 01:40:25,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 01:40:25,564 INFO L208 MainTranslator]: Completed translation [2022-11-16 01:40:25,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25 WrapperNode [2022-11-16 01:40:25,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 01:40:25,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 01:40:25,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 01:40:25,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 01:40:25,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,673 INFO L138 Inliner]: procedures = 176, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 791 [2022-11-16 01:40:25,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 01:40:25,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 01:40:25,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 01:40:25,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 01:40:25,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,810 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 01:40:25,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 01:40:25,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 01:40:25,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 01:40:25,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:40:25" (1/1) ... [2022-11-16 01:40:25,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 01:40:25,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/z3 [2022-11-16 01:40:25,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 01:40:25,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3802ee-3d9a-4361-a9f7-434fae23d2e4/bin/ugemcutter-0EfhiD2kp6/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 01:40:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 01:40:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 01:40:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 01:40:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 01:40:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 01:40:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 01:40:25,936 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-16 01:40:25,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-16 01:40:25,936 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-16 01:40:25,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-16 01:40:25,936 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-16 01:40:25,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-16 01:40:25,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 01:40:25,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 01:40:25,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 01:40:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 01:40:25,940 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 01:40:26,272 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 01:40:26,274 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 01:40:28,509 INFO L276 CfgBuilder]: Performing block encoding