./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix009.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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix009.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/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 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:26:41,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:26:41,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:26:41,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:26:41,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:26:41,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:26:41,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:26:41,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:26:41,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:26:41,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:26:41,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:26:41,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:26:41,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:26:41,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:26:41,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:26:41,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:26:41,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:26:41,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:26:41,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:26:41,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:26:41,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:26:41,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:26:41,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:26:41,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:26:41,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:26:41,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:26:41,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:26:41,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:26:41,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:26:41,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:26:41,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:26:41,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:26:41,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:26:41,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:26:41,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:26:41,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:26:41,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:26:41,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:26:41,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:26:41,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:26:41,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:26:41,399 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:26:41,439 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:26:41,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:26:41,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:26:41,442 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:26:41,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:26:41,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:26:41,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:26:41,443 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:26:41,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:26:41,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:26:41,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:26:41,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:26:41,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:26:41,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:26:41,452 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:26:41,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:26:41,452 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:26:41,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:26:41,453 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:26:41,453 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:26:41,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:26:41,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:26:41,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:26:41,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:26:41,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:26:41,455 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:26:41,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:26:41,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:26:41,455 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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 [2021-11-23 00:26:41,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:26:41,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:26:41,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:26:41,827 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:26:41,828 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:26:41,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/mix009.oepc.i [2021-11-23 00:26:41,904 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data/4be7f6380/ec57f7d3d2e94494ba84bb9aebb9c2e1/FLAG9f0a3f04d [2021-11-23 00:26:42,425 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:26:42,425 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/sv-benchmarks/c/pthread-wmm/mix009.oepc.i [2021-11-23 00:26:42,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data/4be7f6380/ec57f7d3d2e94494ba84bb9aebb9c2e1/FLAG9f0a3f04d [2021-11-23 00:26:42,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data/4be7f6380/ec57f7d3d2e94494ba84bb9aebb9c2e1 [2021-11-23 00:26:42,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:26:42,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:26:42,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:26:42,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:26:42,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:26:42,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:26:42" (1/1) ... [2021-11-23 00:26:42,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64887d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:42, skipping insertion in model container [2021-11-23 00:26:42,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:26:42" (1/1) ... [2021-11-23 00:26:42,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:26:42,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:26:42,997 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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/sv-benchmarks/c/pthread-wmm/mix009.oepc.i[945,958] [2021-11-23 00:26:43,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:26:43,267 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:26:43,283 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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/sv-benchmarks/c/pthread-wmm/mix009.oepc.i[945,958] [2021-11-23 00:26:43,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:26:43,423 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:26:43,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43 WrapperNode [2021-11-23 00:26:43,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:26:43,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:26:43,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:26:43,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:26:43,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,479 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,502 INFO L137 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2021-11-23 00:26:43,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:26:43,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:26:43,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:26:43,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:26:43,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:26:43,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:26:43,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:26:43,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:26:43,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:43" (1/1) ... [2021-11-23 00:26:43,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:26:43,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:26:43,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:26:43,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:26:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:26:43,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:26:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:26:43,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:26:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:26:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:26:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:26:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 00:26:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 00:26:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 00:26:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 00:26:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:26:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:26:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:26:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:26:43,665 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:26:43,848 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:26:43,850 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:26:44,423 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:26:44,782 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:26:44,782 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:26:44,783 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L748 is neither atomic block end nor a sink node. [2021-11-23 00:26:44,784 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) [2021-11-23 00:26:44,790 INFO L158 Benchmark]: Toolchain (without parser) took 2051.66ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 63.0MB in the beginning and 43.3MB in the end (delta: 19.7MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-11-23 00:26:44,791 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:26:44,792 INFO L158 Benchmark]: CACSL2BoogieTranslator took 686.96ms. Allocated memory is still 98.6MB. Free memory was 62.8MB in the beginning and 58.8MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:26:44,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.14ms. Allocated memory is still 98.6MB. Free memory was 58.8MB in the beginning and 56.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:26:44,795 INFO L158 Benchmark]: Boogie Preprocessor took 39.14ms. Allocated memory is still 98.6MB. Free memory was 56.5MB in the beginning and 54.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:26:44,796 INFO L158 Benchmark]: RCFGBuilder took 1244.05ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 54.4MB in the beginning and 43.3MB in the end (delta: 11.1MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2021-11-23 00:26:44,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 686.96ms. Allocated memory is still 98.6MB. Free memory was 62.8MB in the beginning and 58.8MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.14ms. Allocated memory is still 98.6MB. Free memory was 58.8MB in the beginning and 56.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.14ms. Allocated memory is still 98.6MB. Free memory was 56.5MB in the beginning and 54.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1244.05ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 54.4MB in the beginning and 43.3MB in the end (delta: 11.1MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:26:44,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix009.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/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 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:26:47,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:26:47,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:26:47,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:26:47,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:26:47,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:26:47,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:26:47,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:26:47,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:26:47,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:26:47,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:26:47,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:26:47,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:26:47,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:26:47,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:26:47,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:26:47,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:26:47,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:26:47,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:26:47,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:26:47,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:26:47,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:26:47,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:26:47,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:26:47,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:26:47,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:26:47,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:26:47,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:26:47,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:26:47,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:26:47,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:26:47,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:26:47,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:26:47,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:26:47,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:26:47,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:26:47,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:26:47,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:26:47,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:26:47,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:26:47,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:26:47,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:26:47,533 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:26:47,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:26:47,535 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:26:47,535 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:26:47,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:26:47,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:26:47,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:26:47,537 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:26:47,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:26:47,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:26:47,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:26:47,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:26:47,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:26:47,539 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:26:47,540 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:26:47,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:26:47,540 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:26:47,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:26:47,541 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:26:47,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:26:47,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:26:47,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:26:47,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:26:47,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:26:47,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:26:47,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:26:47,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:26:47,543 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:26:47,543 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:26:47,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:26:47,543 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:26:47,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:26:47,544 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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 [2021-11-23 00:26:47,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:26:47,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:26:47,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:26:47,952 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:26:47,953 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:26:47,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/mix009.oepc.i [2021-11-23 00:26:48,044 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data/ecdcf990b/5e92e431cc9a40b0989258e0c5c5624c/FLAG8b7874911 [2021-11-23 00:26:48,791 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:26:48,791 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/sv-benchmarks/c/pthread-wmm/mix009.oepc.i [2021-11-23 00:26:48,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data/ecdcf990b/5e92e431cc9a40b0989258e0c5c5624c/FLAG8b7874911 [2021-11-23 00:26:49,009 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/data/ecdcf990b/5e92e431cc9a40b0989258e0c5c5624c [2021-11-23 00:26:49,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:26:49,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:26:49,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:26:49,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:26:49,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:26:49,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4062c85f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49, skipping insertion in model container [2021-11-23 00:26:49,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:26:49,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:26:49,374 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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/sv-benchmarks/c/pthread-wmm/mix009.oepc.i[945,958] [2021-11-23 00:26:49,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:26:49,665 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:26:49,680 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_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/sv-benchmarks/c/pthread-wmm/mix009.oepc.i[945,958] [2021-11-23 00:26:49,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:26:49,817 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:26:49,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49 WrapperNode [2021-11-23 00:26:49,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:26:49,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:26:49,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:26:49,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:26:49,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,910 INFO L137 Inliner]: procedures = 178, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2021-11-23 00:26:49,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:26:49,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:26:49,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:26:49,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:26:49,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:49,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:50,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:26:50,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:26:50,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:26:50,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:26:50,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:49" (1/1) ... [2021-11-23 00:26:50,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:26:50,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:26:50,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:26:50,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:26:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:26:50,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:26:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:26:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:26:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:26:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:26:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:26:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:26:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 00:26:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 00:26:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 00:26:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 00:26:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:26:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:26:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:26:50,114 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:26:50,262 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:26:50,268 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:26:50,870 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:26:51,210 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:26:51,211 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:26:51,211 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L748 is neither atomic block end nor a sink node. [2021-11-23 00:26:51,212 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) [2021-11-23 00:26:51,217 INFO L158 Benchmark]: Toolchain (without parser) took 2202.91ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 31.1MB in the beginning and 66.4MB in the end (delta: -35.2MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2021-11-23 00:26:51,217 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:26:51,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 804.56ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.9MB in the beginning and 36.8MB in the end (delta: -5.9MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-23 00:26:51,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.37ms. Allocated memory is still 67.1MB. Free memory was 36.8MB in the beginning and 34.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:26:51,220 INFO L158 Benchmark]: Boogie Preprocessor took 98.23ms. Allocated memory is still 67.1MB. Free memory was 34.5MB in the beginning and 48.3MB in the end (delta: -13.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:26:51,222 INFO L158 Benchmark]: RCFGBuilder took 1202.14ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 48.3MB in the beginning and 66.4MB in the end (delta: -18.1MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2021-11-23 00:26:51,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 804.56ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.9MB in the beginning and 36.8MB in the end (delta: -5.9MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.37ms. Allocated memory is still 67.1MB. Free memory was 36.8MB in the beginning and 34.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.23ms. Allocated memory is still 67.1MB. Free memory was 34.5MB in the beginning and 48.3MB in the end (delta: -13.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1202.14ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 48.3MB in the beginning and 66.4MB in the end (delta: -18.1MB). Peak memory consumption was 24.5MB. 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. [2021-11-23 00:26:51,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c7aa58-38b0-42ff-b7f8-1b61a096f382/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?