./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe015_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu --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 7ed03bf56a68b0ba240fc33c794b8871860875fa75320178f23c03b98fa54cab --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:43,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:43,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:43,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:43,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:43,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:43,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:43,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:43,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:43,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:43,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:43,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:43,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:43,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:43,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:43,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:43,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:43,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:43,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:43,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:43,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:43,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:43,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:43,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:43,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:43,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:43,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:43,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:43,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:43,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:43,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:43,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:43,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:43,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:43,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:43,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:43,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:43,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:43,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:43,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:43,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:43,538 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:43,587 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:43,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:43,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:43,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:43,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:43,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:43,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:43,590 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:43,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:43,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:43,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:43,599 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:43,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:43,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:43,600 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:43,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:43,601 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:43,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:43,601 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:43,601 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:43,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:43,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:43,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:43,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:43,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:43,603 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:43,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:43,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:43,604 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_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ed03bf56a68b0ba240fc33c794b8871860875fa75320178f23c03b98fa54cab [2021-11-23 15:32:43,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:43,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:43,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:43,951 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:43,952 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:43,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/safe015_power.opt.i [2021-11-23 15:32:44,037 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data/fb8ddf450/f61f365265fe46bbb65a06a41f28ee15/FLAGf819bd4e1 [2021-11-23 15:32:44,607 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:44,608 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/sv-benchmarks/c/pthread-wmm/safe015_power.opt.i [2021-11-23 15:32:44,624 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data/fb8ddf450/f61f365265fe46bbb65a06a41f28ee15/FLAGf819bd4e1 [2021-11-23 15:32:44,862 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data/fb8ddf450/f61f365265fe46bbb65a06a41f28ee15 [2021-11-23 15:32:44,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:44,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:44,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:44,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:44,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:44,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:44" (1/1) ... [2021-11-23 15:32:44,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bee2ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:44, skipping insertion in model container [2021-11-23 15:32:44,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:44" (1/1) ... [2021-11-23 15:32:44,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:44,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:45,156 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_29562ec6-9ae2-4468-a595-dec44cff4720/sv-benchmarks/c/pthread-wmm/safe015_power.opt.i[994,1007] [2021-11-23 15:32:45,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:45,488 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:45,505 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_29562ec6-9ae2-4468-a595-dec44cff4720/sv-benchmarks/c/pthread-wmm/safe015_power.opt.i[994,1007] [2021-11-23 15:32:45,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:45,611 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:45,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45 WrapperNode [2021-11-23 15:32:45,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:45,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:45,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:45,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:45,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,673 INFO L137 Inliner]: procedures = 176, calls = 86, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 258 [2021-11-23 15:32:45,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:45,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:45,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:45,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:45,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:45,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:45,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:45,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:45,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:45,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:45,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:45,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:32:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:32:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:32:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:32:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:32:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:32:45,874 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:32:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:32:45,874 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:32:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:32:45,875 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:32:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:32:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:45,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:45,877 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 15:32:46,066 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:46,067 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:47,129 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:47,368 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:32:47,373 INFO L158 Benchmark]: Toolchain (without parser) took 2504.10ms. Allocated memory is still 127.9MB. Free memory was 89.4MB in the beginning and 80.4MB in the end (delta: 9.0MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2021-11-23 15:32:47,375 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory was 108.2MB in the beginning and 108.1MB in the end (delta: 81.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:47,377 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.23ms. Allocated memory is still 127.9MB. Free memory was 89.2MB in the beginning and 87.8MB in the end (delta: 1.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:47,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.07ms. Allocated memory is still 127.9MB. Free memory was 87.4MB in the beginning and 84.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:47,381 INFO L158 Benchmark]: Boogie Preprocessor took 87.75ms. Allocated memory is still 127.9MB. Free memory was 84.5MB in the beginning and 81.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:47,382 INFO L158 Benchmark]: RCFGBuilder took 1608.31ms. Allocated memory is still 127.9MB. Free memory was 81.1MB in the beginning and 80.4MB in the end (delta: 710.4kB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:47,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory was 108.2MB in the beginning and 108.1MB in the end (delta: 81.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.23ms. Allocated memory is still 127.9MB. Free memory was 89.2MB in the beginning and 87.8MB in the end (delta: 1.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.07ms. Allocated memory is still 127.9MB. Free memory was 87.4MB in the beginning and 84.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.75ms. Allocated memory is still 127.9MB. Free memory was 84.5MB in the beginning and 81.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1608.31ms. Allocated memory is still 127.9MB. Free memory was 81.1MB in the beginning and 80.4MB in the end (delta: 710.4kB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:32:47,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/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_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu --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 7ed03bf56a68b0ba240fc33c794b8871860875fa75320178f23c03b98fa54cab --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:50,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:50,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:50,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:50,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:50,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:50,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:50,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:50,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:50,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:50,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:50,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:50,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:50,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:50,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:50,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:50,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:50,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:50,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:50,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:50,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:50,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:50,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:50,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:50,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:50,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:50,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:50,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:50,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:50,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:50,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:50,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:50,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:50,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:50,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:50,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:50,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:50,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:50,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:50,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:50,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:50,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:50,337 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:50,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:50,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:50,339 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:50,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:50,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:50,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:50,342 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:50,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:50,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:50,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:50,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:50,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:50,345 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:50,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:50,345 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:50,345 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:50,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:50,346 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:50,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:50,346 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:50,346 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:50,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:50,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:50,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:50,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:50,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:50,348 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:50,348 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:50,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:50,349 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:50,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:50,349 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_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ed03bf56a68b0ba240fc33c794b8871860875fa75320178f23c03b98fa54cab [2021-11-23 15:32:50,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:50,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:50,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:50,839 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:50,840 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:50,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/safe015_power.opt.i [2021-11-23 15:32:50,943 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data/fa3be8553/fd67ef81e6874cd8b090d46a9695b3e5/FLAG1835fc2ac [2021-11-23 15:32:51,638 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:51,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/sv-benchmarks/c/pthread-wmm/safe015_power.opt.i [2021-11-23 15:32:51,670 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data/fa3be8553/fd67ef81e6874cd8b090d46a9695b3e5/FLAG1835fc2ac [2021-11-23 15:32:51,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/data/fa3be8553/fd67ef81e6874cd8b090d46a9695b3e5 [2021-11-23 15:32:51,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:51,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:51,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:51,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:51,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:51,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a088cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51, skipping insertion in model container [2021-11-23 15:32:51,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:51,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:52,145 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_29562ec6-9ae2-4468-a595-dec44cff4720/sv-benchmarks/c/pthread-wmm/safe015_power.opt.i[994,1007] [2021-11-23 15:32:52,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:52,545 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:52,563 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_29562ec6-9ae2-4468-a595-dec44cff4720/sv-benchmarks/c/pthread-wmm/safe015_power.opt.i[994,1007] [2021-11-23 15:32:52,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:52,707 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:52,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52 WrapperNode [2021-11-23 15:32:52,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:52,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:52,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:52,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:52,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,823 INFO L137 Inliner]: procedures = 180, calls = 86, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 259 [2021-11-23 15:32:52,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:52,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:52,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:52,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:52,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:52,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:52,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:52,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:52,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:52" (1/1) ... [2021-11-23 15:32:52,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:52,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:52,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:52,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:32:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:32:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:32:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:32:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:32:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:32:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:32:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:32:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:32:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:32:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:32:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:32:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:32:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:53,035 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 15:32:53,333 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:53,339 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:54,409 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:54,724 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:32:54,730 INFO L158 Benchmark]: Toolchain (without parser) took 2862.50ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 58.1MB in the beginning and 38.5MB in the end (delta: 19.6MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2021-11-23 15:32:54,730 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 73.4MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:54,731 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.91ms. Allocated memory is still 73.4MB. Free memory was 57.9MB in the beginning and 41.0MB in the end (delta: 16.9MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:54,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.39ms. Allocated memory is still 73.4MB. Free memory was 40.8MB in the beginning and 37.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:54,733 INFO L158 Benchmark]: Boogie Preprocessor took 83.22ms. Allocated memory is still 73.4MB. Free memory was 37.9MB in the beginning and 34.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:54,734 INFO L158 Benchmark]: RCFGBuilder took 1816.87ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 34.2MB in the beginning and 38.5MB in the end (delta: -4.3MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:54,738 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 73.4MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.91ms. Allocated memory is still 73.4MB. Free memory was 57.9MB in the beginning and 41.0MB in the end (delta: 16.9MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.39ms. Allocated memory is still 73.4MB. Free memory was 40.8MB in the beginning and 37.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.22ms. Allocated memory is still 73.4MB. Free memory was 37.9MB in the beginning and 34.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1816.87ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 34.2MB in the beginning and 38.5MB in the end (delta: -4.3MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:32:54,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29562ec6-9ae2-4468-a595-dec44cff4720/bin/ukojak-CwSLpZB5Qu/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: Set is immutable