./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ --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 0c5111fe11e917830ff927fef759eebec65ab7406e64ef6d78fce931b0e70c57 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:13,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:13,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:13,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:13,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:13,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:13,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:13,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:13,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:13,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:13,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:13,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:13,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:13,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:13,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:13,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:13,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:13,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:13,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:13,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:13,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:13,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:13,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:13,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:13,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:13,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:13,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:13,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:13,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:13,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:13,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:13,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:13,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:13,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:13,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:13,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:13,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:13,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:13,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:13,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:13,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:13,594 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:13,655 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:13,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:13,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:13,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:13,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:13,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:13,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:13,662 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:13,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:13,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:13,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:13,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:13,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:13,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:13,674 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:13,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:13,674 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:13,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:13,675 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:13,675 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:13,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:13,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:13,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:13,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:13,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:13,677 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:13,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:13,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:13,678 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_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c5111fe11e917830ff927fef759eebec65ab7406e64ef6d78fce931b0e70c57 [2021-11-22 23:17:14,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:14,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:14,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:14,155 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:14,156 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:14,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i [2021-11-22 23:17:14,245 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data/b51013b2f/425d6f6492334551a859ae32d569d08a/FLAG5fa675239 [2021-11-22 23:17:15,046 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:15,056 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i [2021-11-22 23:17:15,076 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data/b51013b2f/425d6f6492334551a859ae32d569d08a/FLAG5fa675239 [2021-11-22 23:17:15,250 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data/b51013b2f/425d6f6492334551a859ae32d569d08a [2021-11-22 23:17:15,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:15,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:15,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:15,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:15,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:15,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:15" (1/1) ... [2021-11-22 23:17:15,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46043f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:15, skipping insertion in model container [2021-11-22 23:17:15,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:15" (1/1) ... [2021-11-22 23:17:15,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:15,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:15,627 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_20ab20da-edac-4601-b14f-52083df17e5f/sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i[1013,1026] [2021-11-22 23:17:15,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:15,891 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:15,908 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_20ab20da-edac-4601-b14f-52083df17e5f/sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i[1013,1026] [2021-11-22 23:17:16,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:16,101 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:16,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16 WrapperNode [2021-11-22 23:17:16,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:16,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:16,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:16,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:16,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,219 INFO L137 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 111 [2021-11-22 23:17:16,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:16,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:16,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:16,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:16,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:16,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:16,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:16,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:16,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:16" (1/1) ... [2021-11-22 23:17:16,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:16,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:16,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:16,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:16,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:17:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:17:16,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:17:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:17:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:17:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:17:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:17:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:17:16,445 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:17:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:17:16,445 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-22 23:17:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-22 23:17:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:17:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:16,449 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:17:16,693 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:16,695 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:17,364 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:17,945 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:17,946 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:17:17,947 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L776 is neither atomic block end nor a sink node. [2021-11-22 23:17:17,948 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:304) 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) [2021-11-22 23:17:17,956 INFO L158 Benchmark]: Toolchain (without parser) took 2698.01ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 50.8MB in the beginning and 84.0MB in the end (delta: -33.2MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2021-11-22 23:17:17,958 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 88.1MB. Free memory was 68.7MB in the beginning and 68.7MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:17:17,960 INFO L158 Benchmark]: CACSL2BoogieTranslator took 845.33ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 50.6MB in the beginning and 93.9MB in the end (delta: -43.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:17:17,961 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.05ms. Allocated memory is still 130.0MB. Free memory was 93.9MB in the beginning and 91.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:17,963 INFO L158 Benchmark]: Boogie Preprocessor took 92.01ms. Allocated memory is still 130.0MB. Free memory was 91.7MB in the beginning and 89.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:17,964 INFO L158 Benchmark]: RCFGBuilder took 1638.21ms. Allocated memory is still 130.0MB. Free memory was 89.7MB in the beginning and 84.0MB in the end (delta: 5.7MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2021-11-22 23:17:17,976 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 88.1MB. Free memory was 68.7MB in the beginning and 68.7MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 845.33ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 50.6MB in the beginning and 93.9MB in the end (delta: -43.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.05ms. Allocated memory is still 130.0MB. Free memory was 93.9MB in the beginning and 91.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.01ms. Allocated memory is still 130.0MB. Free memory was 91.7MB in the beginning and 89.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1638.21ms. Allocated memory is still 130.0MB. Free memory was 89.7MB in the beginning and 84.0MB in the end (delta: 5.7MB). Peak memory consumption was 46.9MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:17:18,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/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_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ --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 0c5111fe11e917830ff927fef759eebec65ab7406e64ef6d78fce931b0e70c57 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:21,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:21,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:21,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:21,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:21,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:21,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:21,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:21,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:21,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:21,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:21,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:21,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:21,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:21,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:21,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:21,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:21,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:21,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:21,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:21,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:21,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:21,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:21,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:21,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:21,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:21,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:21,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:21,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:21,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:21,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:21,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:21,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:21,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:21,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:21,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:21,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:21,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:21,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:21,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:21,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:21,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:17:21,360 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:21,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:21,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:21,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:21,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:21,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:21,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:21,367 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:21,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:21,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:21,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:21,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:21,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:21,370 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:17:21,370 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:17:21,371 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:17:21,371 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:21,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:21,371 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:21,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:21,372 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:21,372 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:21,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:21,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:21,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:21,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:21,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:21,374 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:17:21,374 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:17:21,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:21,375 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:17:21,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:17:21,376 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_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c5111fe11e917830ff927fef759eebec65ab7406e64ef6d78fce931b0e70c57 [2021-11-22 23:17:21,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:21,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:21,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:21,962 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:21,963 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:21,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i [2021-11-22 23:17:22,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data/8fe63108c/94826679223541c4aa9fcf3973654c5e/FLAGcff1da8fc [2021-11-22 23:17:22,963 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:22,964 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i [2021-11-22 23:17:22,983 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data/8fe63108c/94826679223541c4aa9fcf3973654c5e/FLAGcff1da8fc [2021-11-22 23:17:23,167 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/data/8fe63108c/94826679223541c4aa9fcf3973654c5e [2021-11-22 23:17:23,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:23,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:23,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:23,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:23,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:23,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:23" (1/1) ... [2021-11-22 23:17:23,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c3b589a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:23, skipping insertion in model container [2021-11-22 23:17:23,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:23" (1/1) ... [2021-11-22 23:17:23,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:23,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:23,530 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_20ab20da-edac-4601-b14f-52083df17e5f/sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i[1013,1026] [2021-11-22 23:17:23,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:23,993 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:24,012 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_20ab20da-edac-4601-b14f-52083df17e5f/sv-benchmarks/c/pthread-wmm/safe031_power.oepc_pso.oepc_rmo.oepc.i[1013,1026] [2021-11-22 23:17:24,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:24,164 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:24,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24 WrapperNode [2021-11-22 23:17:24,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:24,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:24,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:24,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:24,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,272 INFO L137 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 112 [2021-11-22 23:17:24,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:24,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:24,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:24,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:24,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:24,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:24,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:24,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:24,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:24,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:24,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:24,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:24,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:17:24,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:17:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:17:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:17:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:17:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:17:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:17:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:17:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:17:24,504 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:17:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:17:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-22 23:17:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-22 23:17:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:17:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:24,508 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:17:24,777 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:24,779 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:25,451 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:25,962 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:25,962 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:17:25,964 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L776 is neither atomic block end nor a sink node. [2021-11-22 23:17:25,965 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:304) 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) [2021-11-22 23:17:25,974 INFO L158 Benchmark]: Toolchain (without parser) took 2798.99ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 45.0MB in the beginning and 40.4MB in the end (delta: 4.7MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2021-11-22 23:17:25,975 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 67.1MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:17:25,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 988.72ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 40.2MB in the end (delta: 4.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:25,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.64ms. Allocated memory is still 67.1MB. Free memory was 40.0MB in the beginning and 37.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:25,980 INFO L158 Benchmark]: Boogie Preprocessor took 105.33ms. Allocated memory is still 67.1MB. Free memory was 37.7MB in the beginning and 35.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:25,981 INFO L158 Benchmark]: RCFGBuilder took 1590.84ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 35.3MB in the beginning and 40.4MB in the end (delta: -5.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-11-22 23:17:25,992 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 67.1MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 988.72ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 40.2MB in the end (delta: 4.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.64ms. Allocated memory is still 67.1MB. Free memory was 40.0MB in the beginning and 37.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.33ms. Allocated memory is still 67.1MB. Free memory was 37.7MB in the beginning and 35.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1590.84ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 35.3MB in the beginning and 40.4MB in the end (delta: -5.0MB). Peak memory consumption was 22.3MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:17:26,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ab20da-edac-4601-b14f-52083df17e5f/bin/ukojak-LBtLqBUTdQ/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 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?