./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.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_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/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_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/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_27efa122-e280-4828-aed1-e9650703a6ab/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 f20fd36bba02e157a8b8bf1ebc392e6f77e4774b666ec7e51005ea908400e881 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:11,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:11,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:11,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:11,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:11,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:11,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:11,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:11,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:11,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:11,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:11,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:11,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:11,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:11,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:11,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:11,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:11,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:11,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:11,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:11,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:11,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:11,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:11,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:11,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:11,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:11,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:11,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:11,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:11,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:11,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:11,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:11,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:11,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:11,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:11,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:11,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:11,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:11,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:11,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:11,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:11,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:11,447 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:11,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:11,452 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:11,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:11,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:11,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:11,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:11,454 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:11,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:11,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:11,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:11,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:11,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:11,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:11,457 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:11,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:11,458 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:11,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:11,458 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:11,459 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:11,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:11,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:11,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:11,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:11,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:11,460 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:11,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:11,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:11,461 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_27efa122-e280-4828-aed1-e9650703a6ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f20fd36bba02e157a8b8bf1ebc392e6f77e4774b666ec7e51005ea908400e881 [2021-11-23 15:49:11,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:11,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:11,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:11,796 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:11,797 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:11,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2021-11-23 15:49:11,877 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data/ce03e5bf0/ad1bc83bb43a463a97becfda3b7fbd8d/FLAGd88bc7e4b [2021-11-23 15:49:12,580 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:12,586 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2021-11-23 15:49:12,607 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data/ce03e5bf0/ad1bc83bb43a463a97becfda3b7fbd8d/FLAGd88bc7e4b [2021-11-23 15:49:12,827 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data/ce03e5bf0/ad1bc83bb43a463a97becfda3b7fbd8d [2021-11-23 15:49:12,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:12,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:12,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:12,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:12,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:12,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:12" (1/1) ... [2021-11-23 15:49:12,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18735328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:12, skipping insertion in model container [2021-11-23 15:49:12,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:12" (1/1) ... [2021-11-23 15:49:12,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:12,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:13,204 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_27efa122-e280-4828-aed1-e9650703a6ab/sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i[995,1008] [2021-11-23 15:49:13,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:13,530 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:13,544 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_27efa122-e280-4828-aed1-e9650703a6ab/sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i[995,1008] [2021-11-23 15:49:13,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:13,675 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:13,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13 WrapperNode [2021-11-23 15:49:13,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:13,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:13,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:13,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:13,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,809 INFO L137 Inliner]: procedures = 176, calls = 76, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 258 [2021-11-23 15:49:13,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:13,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:13,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:13,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:13,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:13,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:13,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:13,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:13,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:13,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:13,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:13,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:14,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:49:14,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:49:14,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:49:14,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:14,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:49:14,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:14,031 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:49:14,031 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:49:14,031 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:49:14,031 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:49:14,032 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:49:14,032 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:49:14,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:49:14,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:49:14,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:14,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:14,035 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 15:49:14,275 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:14,277 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:15,237 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:15,430 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 15:49:15,443 INFO L158 Benchmark]: Toolchain (without parser) took 2605.04ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 57.9MB in the beginning and 72.6MB in the end (delta: -14.7MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,444 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:15,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 811.04ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 49.2MB in the end (delta: 8.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,447 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.54ms. Allocated memory is still 90.2MB. Free memory was 49.2MB in the beginning and 46.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,449 INFO L158 Benchmark]: Boogie Preprocessor took 102.83ms. Allocated memory is still 90.2MB. Free memory was 46.1MB in the beginning and 43.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,450 INFO L158 Benchmark]: RCFGBuilder took 1522.29ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 43.3MB in the beginning and 72.6MB in the end (delta: -29.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 811.04ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 49.2MB in the end (delta: 8.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 134.54ms. Allocated memory is still 90.2MB. Free memory was 49.2MB in the beginning and 46.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.83ms. Allocated memory is still 90.2MB. Free memory was 46.1MB in the beginning and 43.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1522.29ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 43.3MB in the beginning and 72.6MB in the end (delta: -29.3MB). Peak memory consumption was 16.6MB. 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 15:49:15,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/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_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/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_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/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_27efa122-e280-4828-aed1-e9650703a6ab/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 f20fd36bba02e157a8b8bf1ebc392e6f77e4774b666ec7e51005ea908400e881 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:18,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:18,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:18,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:18,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:18,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:18,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:18,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:18,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:18,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:18,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:18,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:18,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:18,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:18,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:18,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:18,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:18,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:18,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:18,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:18,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:18,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:18,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:18,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:18,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:18,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:18,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:18,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:18,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:18,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:18,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:18,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:18,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:18,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:18,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:18,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:18,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:18,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:18,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:18,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:18,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:18,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:18,353 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:18,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:18,355 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:18,355 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:18,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:18,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:18,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:18,358 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:18,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:18,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:18,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:18,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:18,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:18,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:18,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:18,361 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:18,361 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:18,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:18,361 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:18,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:18,362 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:18,362 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:18,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:18,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:18,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:18,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:18,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:18,363 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:18,364 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:18,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:18,364 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:18,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:18,365 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_27efa122-e280-4828-aed1-e9650703a6ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f20fd36bba02e157a8b8bf1ebc392e6f77e4774b666ec7e51005ea908400e881 [2021-11-23 15:49:18,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:18,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:18,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:18,761 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:18,762 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:18,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2021-11-23 15:49:18,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data/8f141f2c9/8c7b8cca7eb947b89b8bb465728ab98a/FLAG34ef3dab4 [2021-11-23 15:49:19,529 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:19,532 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2021-11-23 15:49:19,556 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data/8f141f2c9/8c7b8cca7eb947b89b8bb465728ab98a/FLAG34ef3dab4 [2021-11-23 15:49:19,713 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/data/8f141f2c9/8c7b8cca7eb947b89b8bb465728ab98a [2021-11-23 15:49:19,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:19,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:19,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:19,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:19,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:19,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:19" (1/1) ... [2021-11-23 15:49:19,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e0f297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:19, skipping insertion in model container [2021-11-23 15:49:19,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:19" (1/1) ... [2021-11-23 15:49:19,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:19,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:20,136 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_27efa122-e280-4828-aed1-e9650703a6ab/sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i[995,1008] [2021-11-23 15:49:20,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:20,561 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:20,586 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_27efa122-e280-4828-aed1-e9650703a6ab/sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i[995,1008] [2021-11-23 15:49:20,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:20,749 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:20,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20 WrapperNode [2021-11-23 15:49:20,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:20,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:20,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:20,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:20,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,859 INFO L137 Inliner]: procedures = 180, calls = 76, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 259 [2021-11-23 15:49:20,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:20,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:20,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:20,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:20,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:20,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:20,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:20,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:20,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:20,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:20,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:20,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:49:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:49:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:49:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:49:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:49:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:49:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:49:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:49:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:21,041 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 15:49:21,283 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:21,290 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:22,168 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:22,293 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 15:49:22,297 INFO L158 Benchmark]: Toolchain (without parser) took 2576.72ms. Allocated memory is still 71.3MB. Free memory was 50.1MB in the beginning and 30.5MB in the end (delta: 19.6MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2021-11-23 15:49:22,298 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:22,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1027.20ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 39.2MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:49:22,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.94ms. Allocated memory is still 71.3MB. Free memory was 39.2MB in the beginning and 36.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:22,300 INFO L158 Benchmark]: Boogie Preprocessor took 50.41ms. Allocated memory is still 71.3MB. Free memory was 36.1MB in the beginning and 32.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:22,301 INFO L158 Benchmark]: RCFGBuilder took 1379.68ms. Allocated memory is still 71.3MB. Free memory was 32.9MB in the beginning and 30.5MB in the end (delta: 2.4MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:22,313 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1027.20ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 39.2MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.94ms. Allocated memory is still 71.3MB. Free memory was 39.2MB in the beginning and 36.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.41ms. Allocated memory is still 71.3MB. Free memory was 36.1MB in the beginning and 32.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1379.68ms. Allocated memory is still 71.3MB. Free memory was 32.9MB in the beginning and 30.5MB in the end (delta: 2.4MB). Peak memory consumption was 9.7MB. 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 15:49:22,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27efa122-e280-4828-aed1-e9650703a6ab/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable