./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe027_power.oepc.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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/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 a9d301fd24d7dbc3684a100e80ac453023513d8631f488025251adcc1a8646b5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:36:52,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:52,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:52,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:52,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:52,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:52,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:52,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:52,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:52,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:52,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:52,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:52,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:52,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:52,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:52,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:52,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:52,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:52,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:52,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:52,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:52,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:52,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:52,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:52,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:52,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:52,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:52,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:52,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:52,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:52,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:52,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:52,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:52,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:52,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:52,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:52,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:52,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:52,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:52,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:52,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:52,502 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:36:52,551 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:52,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:52,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:52,553 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:52,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:52,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:52,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:52,555 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:52,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:36:52,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:52,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:52,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:52,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:52,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:52,557 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:52,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:52,558 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:52,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:52,558 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:52,558 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:52,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:52,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:52,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:52,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:52,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:52,560 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:36:52,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:36:52,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:52,560 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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9d301fd24d7dbc3684a100e80ac453023513d8631f488025251adcc1a8646b5 [2022-10-17 16:36:52,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:52,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:52,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:52,858 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:52,859 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:52,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i [2022-10-17 16:36:52,927 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data/af17108b4/2f0b02ff86ea488993e32f899910392d/FLAGfbb99336f [2022-10-17 16:36:53,467 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:53,468 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i [2022-10-17 16:36:53,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data/af17108b4/2f0b02ff86ea488993e32f899910392d/FLAGfbb99336f [2022-10-17 16:36:53,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data/af17108b4/2f0b02ff86ea488993e32f899910392d [2022-10-17 16:36:53,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:53,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:53,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:53,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:53,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:53,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:53" (1/1) ... [2022-10-17 16:36:53,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f823c2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:53, skipping insertion in model container [2022-10-17 16:36:53,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:53" (1/1) ... [2022-10-17 16:36:53,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:53,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:54,089 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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i[995,1008] [2022-10-17 16:36:54,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:54,463 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:54,477 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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i[995,1008] [2022-10-17 16:36:54,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:54,613 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:54,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54 WrapperNode [2022-10-17 16:36:54,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:54,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:54,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:54,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:54,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,671 INFO L138 Inliner]: procedures = 177, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 168 [2022-10-17 16:36:54,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:54,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:54,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:54,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:54,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,744 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:54,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:54,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:54,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:54,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:54" (1/1) ... [2022-10-17 16:36:54,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:54,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:54,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:54,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:36:54,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:36:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:36:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:36:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:36:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:36:54,891 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:36:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:36:54,891 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:36:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:36:54,891 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:36:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:36:54,892 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:36:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:36:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:36:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:54,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:54,896 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 16:36:55,137 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:55,139 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:56,035 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:57,018 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:57,018 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:36:57,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:57 BoogieIcfgContainer [2022-10-17 16:36:57,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:57,022 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:57,023 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:57,035 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:57,036 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:57" (1/1) ... [2022-10-17 16:36:57,037 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 16:36:57,047 INFO L158 Benchmark]: Toolchain (without parser) took 3289.45ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 61.5MB in the beginning and 79.7MB in the end (delta: -18.2MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-10-17 16:36:57,049 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 88.1MB. Free memory was 57.9MB in the beginning and 57.9MB in the end (delta: 32.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:57,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 857.31ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 46.4MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:36:57,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.54ms. Allocated memory is still 88.1MB. Free memory was 46.4MB in the beginning and 43.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:57,053 INFO L158 Benchmark]: Boogie Preprocessor took 83.03ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 43.8MB in the beginning and 82.3MB in the end (delta: -38.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2022-10-17 16:36:57,054 INFO L158 Benchmark]: RCFGBuilder took 2265.32ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 82.3MB in the beginning and 80.7MB in the end (delta: 1.6MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2022-10-17 16:36:57,055 INFO L158 Benchmark]: CodeCheck took 21.72ms. Allocated memory is still 130.0MB. Free memory was 80.7MB in the beginning and 79.7MB in the end (delta: 977.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:57,065 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 88.1MB. Free memory was 57.9MB in the beginning and 57.9MB in the end (delta: 32.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 857.31ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 46.4MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.54ms. Allocated memory is still 88.1MB. Free memory was 46.4MB in the beginning and 43.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.03ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 43.8MB in the beginning and 82.3MB in the end (delta: -38.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2265.32ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 82.3MB in the beginning and 80.7MB in the end (delta: 1.6MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * CodeCheck took 21.72ms. Allocated memory is still 130.0MB. Free memory was 80.7MB in the beginning and 79.7MB in the end (delta: 977.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:36:57,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/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 a9d301fd24d7dbc3684a100e80ac453023513d8631f488025251adcc1a8646b5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:36:59,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:59,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:59,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:59,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:59,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:59,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:59,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:59,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:59,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:59,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:59,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:59,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:59,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:59,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:59,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:59,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:59,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:59,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:59,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:59,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:59,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:59,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:59,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:59,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:59,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:59,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:59,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:59,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:59,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:59,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:59,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:59,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:59,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:59,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:59,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:59,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:59,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:59,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:59,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:59,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:59,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:36:59,868 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:59,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:59,871 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:59,872 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:59,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:59,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:59,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:59,874 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:59,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:59,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:59,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:59,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:59,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:59,877 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:36:59,877 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:36:59,877 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:36:59,877 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:59,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:59,878 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:59,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:59,878 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:59,878 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:59,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:59,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:59,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:59,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:59,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:59,880 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:36:59,880 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:36:59,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:59,880 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:36:59,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:36:59,881 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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9d301fd24d7dbc3684a100e80ac453023513d8631f488025251adcc1a8646b5 [2022-10-17 16:37:00,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:00,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:00,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:00,301 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:00,302 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:00,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i [2022-10-17 16:37:00,369 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data/43488c659/1b00f47c752446ba817ae1295421ebe9/FLAG7cc97ea9f [2022-10-17 16:37:01,004 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:01,005 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i [2022-10-17 16:37:01,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data/43488c659/1b00f47c752446ba817ae1295421ebe9/FLAG7cc97ea9f [2022-10-17 16:37:01,227 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/data/43488c659/1b00f47c752446ba817ae1295421ebe9 [2022-10-17 16:37:01,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:01,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:01,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:01,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:01,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:01,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:01" (1/1) ... [2022-10-17 16:37:01,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e983de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:01, skipping insertion in model container [2022-10-17 16:37:01,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:01" (1/1) ... [2022-10-17 16:37:01,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:01,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:01,490 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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i[995,1008] [2022-10-17 16:37:01,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:01,838 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:01,855 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_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/sv-benchmarks/c/pthread-wmm/safe027_power.oepc.i[995,1008] [2022-10-17 16:37:01,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:02,043 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:02,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02 WrapperNode [2022-10-17 16:37:02,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:02,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:02,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:02,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:02,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,152 INFO L138 Inliner]: procedures = 181, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 169 [2022-10-17 16:37:02,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:02,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:02,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:02,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:02,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,251 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:02,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:02,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:02,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:02,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:02" (1/1) ... [2022-10-17 16:37:02,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:02,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:02,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:02,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:37:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:37:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:37:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:37:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:37:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:37:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:37:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:37:02,359 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:37:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:37:02,360 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:37:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:37:02,360 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:37:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:37:02,360 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:37:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:37:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:02,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:02,363 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 16:37:02,622 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:02,633 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:03,623 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:04,567 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:04,567 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:37:04,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:04 BoogieIcfgContainer [2022-10-17 16:37:04,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:04,571 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:04,571 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:04,581 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:04,581 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,582 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 16:37:04,590 INFO L158 Benchmark]: Toolchain (without parser) took 3352.63ms. Allocated memory was 54.5MB in the beginning and 119.5MB in the end (delta: 65.0MB). Free memory was 29.8MB in the beginning and 57.0MB in the end (delta: -27.2MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2022-10-17 16:37:04,591 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:04,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 808.69ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 29.6MB in the beginning and 38.9MB in the end (delta: -9.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:37:04,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.29ms. Allocated memory is still 71.3MB. Free memory was 38.8MB in the beginning and 36.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:37:04,594 INFO L158 Benchmark]: Boogie Preprocessor took 111.37ms. Allocated memory is still 71.3MB. Free memory was 36.3MB in the beginning and 50.5MB in the end (delta: -14.2MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-10-17 16:37:04,596 INFO L158 Benchmark]: RCFGBuilder took 2304.69ms. Allocated memory was 71.3MB in the beginning and 119.5MB in the end (delta: 48.2MB). Free memory was 50.2MB in the beginning and 58.2MB in the end (delta: -8.0MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2022-10-17 16:37:04,597 INFO L158 Benchmark]: CodeCheck took 12.32ms. Allocated memory is still 119.5MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:04,607 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 808.69ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 29.6MB in the beginning and 38.9MB in the end (delta: -9.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.29ms. Allocated memory is still 71.3MB. Free memory was 38.8MB in the beginning and 36.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.37ms. Allocated memory is still 71.3MB. Free memory was 36.3MB in the beginning and 50.5MB in the end (delta: -14.2MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2304.69ms. Allocated memory was 71.3MB in the beginning and 119.5MB in the end (delta: 48.2MB). Free memory was 50.2MB in the beginning and 58.2MB in the end (delta: -8.0MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * CodeCheck took 12.32ms. Allocated memory is still 119.5MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:37:04,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07f8d95-c6d0-46b5-b6c1-20d8269b666d/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: Concurrent programs are currently unsupported