./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i --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_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/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_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/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_a0109582-54d6-444e-aba3-9828c7fdb9cf/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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- 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 17:00:48,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:48,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:48,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:48,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:48,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:48,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:48,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:48,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:48,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:48,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:48,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:48,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:48,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:48,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:48,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:48,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:48,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:48,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:48,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:48,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:48,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:48,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:48,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:48,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:48,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:48,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:48,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:48,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:48,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:48,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:48,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:48,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:48,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:48,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:48,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:48,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:48,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:48,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:48,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:48,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:48,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:00:48,563 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:48,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:48,565 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:48,565 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:48,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:48,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:48,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:48,567 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:48,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:48,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:48,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:48,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:48,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:48,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:48,569 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:48,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:48,570 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:48,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:48,570 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:48,570 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:48,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:48,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:48,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:48,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:48,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:48,572 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:48,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:48,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:48,572 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_a0109582-54d6-444e-aba3-9828c7fdb9cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2022-10-17 17:00:48,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:48,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:48,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:48,913 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:48,914 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:48,915 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i [2022-10-17 17:00:48,994 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data/dd0de5fa2/f3e30a1180c946df85d3f6dff4ca6f40/FLAG1581ee1be [2022-10-17 17:00:49,620 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:49,621 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2022-10-17 17:00:49,638 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data/dd0de5fa2/f3e30a1180c946df85d3f6dff4ca6f40/FLAG1581ee1be [2022-10-17 17:00:49,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data/dd0de5fa2/f3e30a1180c946df85d3f6dff4ca6f40 [2022-10-17 17:00:49,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:49,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:49,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:49,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:49,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:49,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:49" (1/1) ... [2022-10-17 17:00:49,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45f8b9de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:49, skipping insertion in model container [2022-10-17 17:00:49,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:49" (1/1) ... [2022-10-17 17:00:49,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:50,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:50,257 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_a0109582-54d6-444e-aba3-9828c7fdb9cf/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2022-10-17 17:00:50,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:50,583 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:50,597 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_a0109582-54d6-444e-aba3-9828c7fdb9cf/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2022-10-17 17:00:50,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:50,701 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:50,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50 WrapperNode [2022-10-17 17:00:50,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:50,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:50,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:50,704 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:50,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,763 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 227 [2022-10-17 17:00:50,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:50,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:50,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:50,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:50,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,835 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:50,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:50,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:50,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:50,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:50" (1/1) ... [2022-10-17 17:00:50,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:50,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:50,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:50,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:00:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:00:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:00:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:00:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:00:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:00:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:00:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:00:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:00:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:00:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 17:00:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 17:00:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 17:00:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 17:00:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:00:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:00:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:50,955 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 17:00:51,157 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:51,160 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:51,732 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:52,288 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:52,289 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:00:52,290 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L806 is neither atomic block end nor a sink node. [2022-10-17 17:00:52,291 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:00:52,299 INFO L158 Benchmark]: Toolchain (without parser) took 2367.69ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 77.3MB in the beginning and 98.9MB in the end (delta: -21.6MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2022-10-17 17:00:52,300 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 119.5MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:00:52,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 763.79ms. Allocated memory is still 119.5MB. Free memory was 77.2MB in the beginning and 79.9MB in the end (delta: -2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:00:52,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.11ms. Allocated memory is still 119.5MB. Free memory was 79.9MB in the beginning and 76.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:00:52,305 INFO L158 Benchmark]: Boogie Preprocessor took 89.37ms. Allocated memory is still 119.5MB. Free memory was 76.7MB in the beginning and 74.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:00:52,306 INFO L158 Benchmark]: RCFGBuilder took 1443.48ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 74.6MB in the beginning and 98.9MB in the end (delta: -24.3MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2022-10-17 17:00:52,315 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 119.5MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 763.79ms. Allocated memory is still 119.5MB. Free memory was 77.2MB in the beginning and 79.9MB in the end (delta: -2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.11ms. Allocated memory is still 119.5MB. Free memory was 79.9MB in the beginning and 76.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.37ms. Allocated memory is still 119.5MB. Free memory was 76.7MB in the beginning and 74.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1443.48ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 74.6MB in the beginning and 98.9MB in the end (delta: -24.3MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:00:52,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/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_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- 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 17:00:54,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:54,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:54,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:54,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:54,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:54,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:54,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:54,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:54,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:54,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:54,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:54,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:54,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:54,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:54,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:54,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:55,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:55,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:55,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:55,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:55,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:55,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:55,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:55,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:55,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:55,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:55,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:55,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:55,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:55,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:55,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:55,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:55,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:55,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:55,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:55,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:55,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:55,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:55,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:55,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:55,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:00:55,100 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:55,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:55,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:55,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:55,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:55,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:55,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:55,106 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:55,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:55,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:55,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:55,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:55,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:55,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:00:55,108 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:00:55,109 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:00:55,109 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:55,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:55,109 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:55,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:55,110 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:55,110 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:55,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:55,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:55,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:55,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:55,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:55,111 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:00:55,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:00:55,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:55,112 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:00:55,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:00:55,113 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_a0109582-54d6-444e-aba3-9828c7fdb9cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2022-10-17 17:00:55,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:55,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:55,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:55,548 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:55,549 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:55,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i [2022-10-17 17:00:55,643 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data/5bfdfcdff/7c43f06eb74c44258b9c1bb0fe1cbd49/FLAG7870cb42f [2022-10-17 17:00:56,424 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:56,425 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2022-10-17 17:00:56,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data/5bfdfcdff/7c43f06eb74c44258b9c1bb0fe1cbd49/FLAG7870cb42f [2022-10-17 17:00:56,672 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/data/5bfdfcdff/7c43f06eb74c44258b9c1bb0fe1cbd49 [2022-10-17 17:00:56,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:56,677 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:56,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:56,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:56,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:56,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:56,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ffa911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56, skipping insertion in model container [2022-10-17 17:00:56,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:56,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:56,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:57,063 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_a0109582-54d6-444e-aba3-9828c7fdb9cf/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2022-10-17 17:00:57,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:57,390 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:57,408 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_a0109582-54d6-444e-aba3-9828c7fdb9cf/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2022-10-17 17:00:57,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:57,560 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:57,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57 WrapperNode [2022-10-17 17:00:57,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:57,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:57,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:57,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:57,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,649 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 228 [2022-10-17 17:00:57,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:57,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:57,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:57,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:57,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,705 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:57,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:57,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:57,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:57,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:57" (1/1) ... [2022-10-17 17:00:57,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:57,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:57,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:57,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:00:57,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:00:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:00:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:00:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:00:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:00:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:00:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:00:57,824 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:00:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:00:57,825 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:00:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 17:00:57,825 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 17:00:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 17:00:57,825 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 17:00:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:00:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:57,828 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 17:00:58,120 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:58,122 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:58,960 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:59,488 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:59,489 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:00:59,490 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L806 is neither atomic block end nor a sink node. [2022-10-17 17:00:59,491 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:00:59,498 INFO L158 Benchmark]: Toolchain (without parser) took 2819.02ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 41.1MB in the beginning and 38.5MB in the end (delta: 2.6MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2022-10-17 17:00:59,500 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 48.2MB. Free memory was 27.5MB in the beginning and 27.5MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:00:59,501 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.59ms. Allocated memory is still 67.1MB. Free memory was 40.9MB in the beginning and 36.1MB in the end (delta: 4.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:00:59,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.60ms. Allocated memory is still 67.1MB. Free memory was 36.0MB in the beginning and 33.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:00:59,503 INFO L158 Benchmark]: Boogie Preprocessor took 63.58ms. Allocated memory is still 67.1MB. Free memory was 33.2MB in the beginning and 47.5MB in the end (delta: -14.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-10-17 17:00:59,504 INFO L158 Benchmark]: RCFGBuilder took 1780.18ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 47.5MB in the beginning and 38.5MB in the end (delta: 9.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2022-10-17 17:00:59,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 48.2MB. Free memory was 27.5MB in the beginning and 27.5MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.59ms. Allocated memory is still 67.1MB. Free memory was 40.9MB in the beginning and 36.1MB in the end (delta: 4.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.60ms. Allocated memory is still 67.1MB. Free memory was 36.0MB in the beginning and 33.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.58ms. Allocated memory is still 67.1MB. Free memory was 33.2MB in the beginning and 47.5MB in the end (delta: -14.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1780.18ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 47.5MB in the beginning and 38.5MB in the end (delta: 9.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:00:59,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0109582-54d6-444e-aba3-9828c7fdb9cf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?