./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.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_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/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_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/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_6bb0099d-b646-43a6-a69a-354715c5690a/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 eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 --- 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 17:05:35,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:35,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:35,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:35,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:35,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:35,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:35,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:35,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:35,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:35,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:35,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:35,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:35,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:35,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:35,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:35,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:35,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:35,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:35,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:35,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:35,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:35,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:35,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:35,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:35,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:35,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:35,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:35,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:35,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:35,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:35,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:35,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:35,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:35,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:35,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:35,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:35,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:35,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:35,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:35,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:35,586 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:05:35,622 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:35,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:35,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:35,624 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:35,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:35,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:35,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:35,626 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:35,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:05:35,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:35,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:35,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:35,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:35,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:35,628 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:35,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:35,628 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:35,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:35,629 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:35,629 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:35,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:35,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:35,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:35,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:35,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:35,631 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:05:35,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:05:35,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:35,632 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_6bb0099d-b646-43a6-a69a-354715c5690a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 [2022-10-17 17:05:36,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:36,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:36,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:36,063 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:36,065 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:36,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2022-10-17 17:05:36,177 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data/cc91c7cc1/382937cb97a240a7ab0ea3a520ab523e/FLAG4b9cdf6d8 [2022-10-17 17:05:36,819 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:36,820 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2022-10-17 17:05:36,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data/cc91c7cc1/382937cb97a240a7ab0ea3a520ab523e/FLAG4b9cdf6d8 [2022-10-17 17:05:37,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data/cc91c7cc1/382937cb97a240a7ab0ea3a520ab523e [2022-10-17 17:05:37,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:37,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:37,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:37,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:37,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:37,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40730765 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37, skipping insertion in model container [2022-10-17 17:05:37,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:37,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:37,373 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_6bb0099d-b646-43a6-a69a-354715c5690a/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2022-10-17 17:05:37,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:37,670 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:05:37,683 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_6bb0099d-b646-43a6-a69a-354715c5690a/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2022-10-17 17:05:37,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:37,780 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:05:37,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37 WrapperNode [2022-10-17 17:05:37,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:37,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:37,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:05:37,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:05:37,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,840 INFO L138 Inliner]: procedures = 175, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2022-10-17 17:05:37,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:37,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:05:37,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:05:37,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:05:37,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,889 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:05:37,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:05:37,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:05:37,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:05:37,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:37" (1/1) ... [2022-10-17 17:05:37,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:37,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:05:37,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:05:37,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:05:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:05:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:05:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:05:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:05:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:05:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:05:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:05:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:05:38,029 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 17:05:38,244 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:05:38,246 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:05:38,994 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:05:39,753 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:05:39,754 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:05:39,755 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor a sink node. [2022-10-17 17:05:39,756 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 17:05:39,767 INFO L158 Benchmark]: Toolchain (without parser) took 2709.41ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 52.1MB in the beginning and 38.3MB in the end (delta: 13.8MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2022-10-17 17:05:39,768 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:05:39,770 INFO L158 Benchmark]: CACSL2BoogieTranslator took 724.22ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 51.9MB in the beginning and 76.7MB in the end (delta: -24.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:05:39,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.38ms. Allocated memory is still 115.3MB. Free memory was 76.4MB in the beginning and 74.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:05:39,773 INFO L158 Benchmark]: Boogie Preprocessor took 58.14ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 71.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:05:39,774 INFO L158 Benchmark]: RCFGBuilder took 1863.63ms. Allocated memory is still 115.3MB. Free memory was 71.6MB in the beginning and 38.3MB in the end (delta: 33.3MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2022-10-17 17:05:39,784 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 724.22ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 51.9MB in the beginning and 76.7MB in the end (delta: -24.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.38ms. Allocated memory is still 115.3MB. Free memory was 76.4MB in the beginning and 74.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.14ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 71.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1863.63ms. Allocated memory is still 115.3MB. Free memory was 71.6MB in the beginning and 38.3MB in the end (delta: 33.3MB). Peak memory consumption was 41.8MB. 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 17:05:39,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/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 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_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/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_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/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_6bb0099d-b646-43a6-a69a-354715c5690a/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 eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 --- 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 17:05:42,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:42,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:42,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:42,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:42,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:42,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:42,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:42,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:42,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:42,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:42,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:42,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:42,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:42,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:42,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:42,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:42,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:42,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:42,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:42,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:42,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:42,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:42,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:42,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:42,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:42,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:42,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:42,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:42,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:42,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:42,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:42,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:42,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:42,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:42,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:42,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:42,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:42,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:42,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:42,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:42,551 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:05:42,581 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:42,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:42,583 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:42,583 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:42,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:42,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:42,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:42,586 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:42,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:42,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:42,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:42,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:42,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:42,588 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:05:42,588 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:05:42,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:05:42,589 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:42,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:42,589 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:42,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:42,590 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:42,590 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:42,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:42,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:42,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:42,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:42,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:42,591 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:05:42,592 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:05:42,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:42,592 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:05:42,592 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:05:42,593 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_6bb0099d-b646-43a6-a69a-354715c5690a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 [2022-10-17 17:05:42,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:43,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:43,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:43,006 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:43,007 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:43,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2022-10-17 17:05:43,095 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data/4cec030b8/ce073427703d44fd976042795952c34a/FLAGbd777d17a [2022-10-17 17:05:43,818 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:43,819 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2022-10-17 17:05:43,837 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data/4cec030b8/ce073427703d44fd976042795952c34a/FLAGbd777d17a [2022-10-17 17:05:44,048 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/data/4cec030b8/ce073427703d44fd976042795952c34a [2022-10-17 17:05:44,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:44,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:44,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:44,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:44,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:44,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:44,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771a2f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44, skipping insertion in model container [2022-10-17 17:05:44,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:44,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:44,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:44,430 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_6bb0099d-b646-43a6-a69a-354715c5690a/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2022-10-17 17:05:44,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:44,807 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:05:44,828 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_6bb0099d-b646-43a6-a69a-354715c5690a/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2022-10-17 17:05:44,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:44,960 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:05:44,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44 WrapperNode [2022-10-17 17:05:44,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:44,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:44,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:05:44,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:05:44,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,052 INFO L138 Inliner]: procedures = 179, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2022-10-17 17:05:45,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:45,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:05:45,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:05:45,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:05:45,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,101 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:05:45,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:05:45,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:05:45,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:05:45,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:44" (1/1) ... [2022-10-17 17:05:45,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:45,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:05:45,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:05:45,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:05:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:05:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:05:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:05:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:05:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:05:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:05:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:05:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:05:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:05:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 17:05:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:05:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:05:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:05:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:05:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:05:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:05:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:05:45,239 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 17:05:45,544 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:05:45,557 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:05:46,424 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:05:47,400 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:05:47,400 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:05:47,402 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor a sink node. [2022-10-17 17:05:47,403 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 17:05:47,411 INFO L158 Benchmark]: Toolchain (without parser) took 3356.23ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 46.3MB in the beginning and 45.0MB in the end (delta: 1.3MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2022-10-17 17:05:47,412 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory was 31.8MB in the beginning and 31.8MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:05:47,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 907.23ms. Allocated memory is still 71.3MB. Free memory was 46.2MB in the beginning and 39.3MB in the end (delta: 6.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:05:47,414 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.00ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 36.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:05:47,415 INFO L158 Benchmark]: Boogie Preprocessor took 77.35ms. Allocated memory is still 71.3MB. Free memory was 36.7MB in the beginning and 52.7MB in the end (delta: -16.0MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2022-10-17 17:05:47,416 INFO L158 Benchmark]: RCFGBuilder took 2275.83ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 52.7MB in the beginning and 45.0MB in the end (delta: 7.7MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2022-10-17 17:05:47,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory was 31.8MB in the beginning and 31.8MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 907.23ms. Allocated memory is still 71.3MB. Free memory was 46.2MB in the beginning and 39.3MB in the end (delta: 6.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.00ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 36.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.35ms. Allocated memory is still 71.3MB. Free memory was 36.7MB in the beginning and 52.7MB in the end (delta: -16.0MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2275.83ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 52.7MB in the beginning and 45.0MB in the end (delta: 7.7MB). Peak memory consumption was 45.0MB. 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 17:05:47,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bb0099d-b646-43a6-a69a-354715c5690a/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?