./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix020.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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix020.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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 b3c17f675455332f72f7dc385a60a0aa293a9aeb1dd45189023ae89322443476 --- 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 17:04:28,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:28,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:28,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:28,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:28,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:28,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:28,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:28,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:28,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:28,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:28,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:28,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:28,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:28,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:28,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:28,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:28,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:28,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:28,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:28,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:28,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:28,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:28,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:28,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:28,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:28,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:28,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:28,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:28,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:28,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:28,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:28,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:28,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:28,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:28,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:28,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:28,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:28,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:28,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:28,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:28,583 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:28,618 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:28,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:28,620 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:28,620 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:28,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:28,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:28,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:28,622 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:28,622 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:28,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:28,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:28,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:28,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:28,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:28,624 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:28,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:28,640 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:28,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:28,640 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:28,640 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:28,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:28,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:28,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:28,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:28,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:28,642 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:28,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:28,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:28,642 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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3c17f675455332f72f7dc385a60a0aa293a9aeb1dd45189023ae89322443476 [2022-10-17 17:04:28,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:28,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:28,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:28,943 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:28,944 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:28,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix020.opt.i [2022-10-17 17:04:29,025 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data/d6f1d35ce/6fc763a9a4d74b3f8d43f7dc5826074a/FLAG8f9abd01e [2022-10-17 17:04:29,566 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:29,567 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/sv-benchmarks/c/pthread-wmm/mix020.opt.i [2022-10-17 17:04:29,582 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data/d6f1d35ce/6fc763a9a4d74b3f8d43f7dc5826074a/FLAG8f9abd01e [2022-10-17 17:04:29,838 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data/d6f1d35ce/6fc763a9a4d74b3f8d43f7dc5826074a [2022-10-17 17:04:29,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:29,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:29,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:29,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:29,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:29,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:29" (1/1) ... [2022-10-17 17:04:29,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5591b10b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:29, skipping insertion in model container [2022-10-17 17:04:29,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:29" (1/1) ... [2022-10-17 17:04:29,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:29,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:30,190 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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/sv-benchmarks/c/pthread-wmm/mix020.opt.i[944,957] [2022-10-17 17:04:30,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:30,535 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:30,551 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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/sv-benchmarks/c/pthread-wmm/mix020.opt.i[944,957] [2022-10-17 17:04:30,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:30,699 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:30,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30 WrapperNode [2022-10-17 17:04:30,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:30,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:30,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:30,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:30,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,799 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2022-10-17 17:04:30,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:30,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:30,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:30,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:30,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,871 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:30,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:30,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:30,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:30,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:30" (1/1) ... [2022-10-17 17:04:30,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:30,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:30,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:30,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:04:30,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:04:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:04:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:04:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:04:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:04:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:04:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:04:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 17:04:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 17:04:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 17:04:30,987 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 17:04:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:04:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:30,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:30,989 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 17:04:31,143 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:31,145 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:31,977 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:32,547 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:32,547 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:04:32,548 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor a sink node. [2022-10-17 17:04:32,549 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 17:04:32,555 INFO L158 Benchmark]: Toolchain (without parser) took 2710.80ms. Allocated memory was 109.1MB in the beginning and 136.3MB in the end (delta: 27.3MB). Free memory was 63.4MB in the beginning and 95.6MB in the end (delta: -32.2MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2022-10-17 17:04:32,556 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:04:32,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 855.28ms. Allocated memory is still 109.1MB. Free memory was 63.1MB in the beginning and 67.7MB in the end (delta: -4.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2022-10-17 17:04:32,558 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.11ms. Allocated memory is still 109.1MB. Free memory was 67.7MB in the beginning and 65.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:04:32,560 INFO L158 Benchmark]: Boogie Preprocessor took 94.44ms. Allocated memory is still 109.1MB. Free memory was 65.3MB in the beginning and 62.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:04:32,560 INFO L158 Benchmark]: RCFGBuilder took 1656.40ms. Allocated memory was 109.1MB in the beginning and 136.3MB in the end (delta: 27.3MB). Free memory was 62.5MB in the beginning and 95.6MB in the end (delta: -33.1MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2022-10-17 17:04:32,569 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 855.28ms. Allocated memory is still 109.1MB. Free memory was 63.1MB in the beginning and 67.7MB in the end (delta: -4.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.11ms. Allocated memory is still 109.1MB. Free memory was 67.7MB in the beginning and 65.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.44ms. Allocated memory is still 109.1MB. Free memory was 65.3MB in the beginning and 62.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1656.40ms. Allocated memory was 109.1MB in the beginning and 136.3MB in the end (delta: 27.3MB). Free memory was 62.5MB in the beginning and 95.6MB in the end (delta: -33.1MB). Peak memory consumption was 52.6MB. 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 17:04:32,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix020.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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 b3c17f675455332f72f7dc385a60a0aa293a9aeb1dd45189023ae89322443476 --- 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 17:04:35,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:35,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:35,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:35,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:35,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:35,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:35,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:35,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:35,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:35,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:35,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:35,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:35,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:35,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:35,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:35,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:35,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:35,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:35,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:35,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:35,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:35,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:35,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:35,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:35,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:35,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:35,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:35,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:35,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:35,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:35,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:35,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:35,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:35,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:35,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:35,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:35,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:35,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:35,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:35,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:35,247 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:04:35,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:35,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:35,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:35,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:35,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:35,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:35,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:35,296 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:35,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:35,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:35,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:35,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:35,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:35,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:04:35,298 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:04:35,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:04:35,299 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:35,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:35,299 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:35,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:35,300 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:35,300 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:35,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:35,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:35,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:35,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:35,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:35,301 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:04:35,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:04:35,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:35,302 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:04:35,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:04:35,303 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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3c17f675455332f72f7dc385a60a0aa293a9aeb1dd45189023ae89322443476 [2022-10-17 17:04:35,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:35,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:35,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:35,710 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:35,710 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:35,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix020.opt.i [2022-10-17 17:04:35,803 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data/2d784e01b/4a34c6fbac064a9aa637d5f35c418a5a/FLAG295361406 [2022-10-17 17:04:36,482 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:36,483 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/sv-benchmarks/c/pthread-wmm/mix020.opt.i [2022-10-17 17:04:36,499 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data/2d784e01b/4a34c6fbac064a9aa637d5f35c418a5a/FLAG295361406 [2022-10-17 17:04:36,745 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/data/2d784e01b/4a34c6fbac064a9aa637d5f35c418a5a [2022-10-17 17:04:36,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:36,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:36,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:36,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:36,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:36,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7321bccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36, skipping insertion in model container [2022-10-17 17:04:36,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:36,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:37,064 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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/sv-benchmarks/c/pthread-wmm/mix020.opt.i[944,957] [2022-10-17 17:04:37,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:37,467 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:37,481 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_47caa16c-a7e2-4a6a-ba25-490470d0fde4/sv-benchmarks/c/pthread-wmm/mix020.opt.i[944,957] [2022-10-17 17:04:37,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:37,617 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:37,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37 WrapperNode [2022-10-17 17:04:37,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:37,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:37,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:37,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:37,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,700 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2022-10-17 17:04:37,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:37,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:37,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:37,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:37,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,744 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:37,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:37,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:37,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:37,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:37,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:37,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:37,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:04:37,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:04:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:04:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:04:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:04:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:04:37,894 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:04:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:04:37,894 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:04:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 17:04:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 17:04:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 17:04:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 17:04:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:04:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:37,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:37,898 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 17:04:38,136 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:38,138 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:39,095 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:39,772 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:39,773 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:04:39,774 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor a sink node. [2022-10-17 17:04:39,775 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 17:04:39,782 INFO L158 Benchmark]: Toolchain (without parser) took 3029.61ms. Allocated memory was 58.7MB in the beginning and 111.1MB in the end (delta: 52.4MB). Free memory was 33.9MB in the beginning and 75.2MB in the end (delta: -41.3MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2022-10-17 17:04:39,783 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:04:39,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 863.68ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 29.6MB in the end (delta: 4.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-10-17 17:04:39,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.30ms. Allocated memory is still 58.7MB. Free memory was 29.6MB in the beginning and 27.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:04:39,787 INFO L158 Benchmark]: Boogie Preprocessor took 52.98ms. Allocated memory is still 58.7MB. Free memory was 27.1MB in the beginning and 24.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:04:39,788 INFO L158 Benchmark]: RCFGBuilder took 2007.63ms. Allocated memory was 58.7MB in the beginning and 111.1MB in the end (delta: 52.4MB). Free memory was 23.9MB in the beginning and 75.2MB in the end (delta: -51.3MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2022-10-17 17:04:39,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 863.68ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 29.6MB in the end (delta: 4.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.30ms. Allocated memory is still 58.7MB. Free memory was 29.6MB in the beginning and 27.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.98ms. Allocated memory is still 58.7MB. Free memory was 27.1MB in the beginning and 24.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2007.63ms. Allocated memory was 58.7MB in the beginning and 111.1MB in the end (delta: 52.4MB). Free memory was 23.9MB in the beginning and 75.2MB in the end (delta: -51.3MB). Peak memory consumption was 30.1MB. 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 17:04:39,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47caa16c-a7e2-4a6a-ba25-490470d0fde4/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?