./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi009_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_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/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_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/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_57973850-e949-4690-bc93-e57c7d949904/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 14d20b200dda38e95ec4ea5c7128c00d20347c5bcda51cecce271855ce0b9ab5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:58,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:58,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:58,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:58,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:58,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:58,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:58,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:58,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:58,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:58,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:58,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:58,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:58,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:58,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:58,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:58,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:58,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:59,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:59,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:59,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:59,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:59,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:59,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:59,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:59,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:59,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:59,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:59,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:59,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:59,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:59,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:59,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:59,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:59,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:59,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:59,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:59,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:59,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:59,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:59,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:59,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:59,082 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:59,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:59,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:59,096 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:59,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:59,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:59,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:59,098 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:59,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:59,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:59,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:59,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:59,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:59,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:59,100 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:59,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:59,101 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:59,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:59,101 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:59,101 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:59,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:59,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:59,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:59,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:59,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:59,103 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:59,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:59,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:59,103 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_57973850-e949-4690-bc93-e57c7d949904/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14d20b200dda38e95ec4ea5c7128c00d20347c5bcda51cecce271855ce0b9ab5 [2021-11-23 15:58:59,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:59,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:59,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:59,425 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:59,427 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:59,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i [2021-11-23 15:58:59,502 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data/cd0245181/5dc3eaf6d08a4c7599f2722c6b183164/FLAG430e36056 [2021-11-23 15:59:00,164 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:00,171 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i [2021-11-23 15:59:00,187 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data/cd0245181/5dc3eaf6d08a4c7599f2722c6b183164/FLAG430e36056 [2021-11-23 15:59:00,395 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data/cd0245181/5dc3eaf6d08a4c7599f2722c6b183164 [2021-11-23 15:59:00,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:00,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:00,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:00,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:00,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:00,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:00" (1/1) ... [2021-11-23 15:59:00,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c9b6b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:00, skipping insertion in model container [2021-11-23 15:59:00,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:00" (1/1) ... [2021-11-23 15:59:00,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:00,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:00,665 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_57973850-e949-4690-bc93-e57c7d949904/sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i[994,1007] [2021-11-23 15:59:00,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:00,882 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:00,897 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_57973850-e949-4690-bc93-e57c7d949904/sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i[994,1007] [2021-11-23 15:59:00,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:01,048 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:01,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01 WrapperNode [2021-11-23 15:59:01,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:01,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:01,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:01,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:01,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,150 INFO L137 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 153 [2021-11-23 15:59:01,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:01,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:01,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:01,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:01,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:01,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:01,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:01,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:01,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:01,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:01,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:01,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:01,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:59:01,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:59:01,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:59:01,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:59:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:59:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:59:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:59:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:59:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:59:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:59:01,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:59:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:59:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:01,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:01,364 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 15:59:01,508 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:01,510 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:02,383 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:02,523 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 15:59:02,528 INFO L158 Benchmark]: Toolchain (without parser) took 2127.84ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 67.4MB in the beginning and 80.4MB in the end (delta: -13.0MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,528 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 66.3MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:02,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.71ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 53.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.94ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 50.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,531 INFO L158 Benchmark]: Boogie Preprocessor took 86.22ms. Allocated memory is still 92.3MB. Free memory was 50.5MB in the beginning and 47.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,532 INFO L158 Benchmark]: RCFGBuilder took 1287.21ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 47.7MB in the beginning and 80.4MB in the end (delta: -32.7MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 66.3MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.71ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 53.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.94ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 50.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.22ms. Allocated memory is still 92.3MB. Free memory was 50.5MB in the beginning and 47.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1287.21ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 47.7MB in the beginning and 80.4MB in the end (delta: -32.7MB). Peak memory consumption was 18.2MB. 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 15:59:02,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/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_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/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_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/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_57973850-e949-4690-bc93-e57c7d949904/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 14d20b200dda38e95ec4ea5c7128c00d20347c5bcda51cecce271855ce0b9ab5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:04,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:04,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:04,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:04,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:04,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:04,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:04,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:05,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:05,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:05,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:05,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:05,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:05,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:05,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:05,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:05,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:05,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:05,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:05,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:05,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:05,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:05,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:05,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:05,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:05,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:05,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:05,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:05,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:05,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:05,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:05,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:05,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:05,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:05,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:05,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:05,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:05,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:05,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:05,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:05,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:05,069 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:05,128 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:05,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:05,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:05,132 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:05,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:05,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:05,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:05,134 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:05,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:05,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:05,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:05,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:05,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:05,136 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:05,136 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:05,137 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:05,137 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:05,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:05,137 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:05,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:05,138 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:05,138 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:05,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:05,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:05,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:05,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:05,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:05,139 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:05,140 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:05,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:05,140 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:05,140 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:05,141 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_57973850-e949-4690-bc93-e57c7d949904/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14d20b200dda38e95ec4ea5c7128c00d20347c5bcda51cecce271855ce0b9ab5 [2021-11-23 15:59:05,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:05,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:05,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:05,550 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:05,551 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:05,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i [2021-11-23 15:59:05,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data/3b2014268/8fab93b6cc4f41d885d20fac519b1391/FLAG1bd85cb44 [2021-11-23 15:59:06,326 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:06,326 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i [2021-11-23 15:59:06,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data/3b2014268/8fab93b6cc4f41d885d20fac519b1391/FLAG1bd85cb44 [2021-11-23 15:59:06,561 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/data/3b2014268/8fab93b6cc4f41d885d20fac519b1391 [2021-11-23 15:59:06,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:06,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:06,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:06,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:06,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:06,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:06" (1/1) ... [2021-11-23 15:59:06,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47034658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:06, skipping insertion in model container [2021-11-23 15:59:06,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:06" (1/1) ... [2021-11-23 15:59:06,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:06,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:06,835 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_57973850-e949-4690-bc93-e57c7d949904/sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i[994,1007] [2021-11-23 15:59:07,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:07,167 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:07,183 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_57973850-e949-4690-bc93-e57c7d949904/sv-benchmarks/c/pthread-wmm/rfi009_power.oepc.i[994,1007] [2021-11-23 15:59:07,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:07,279 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:07,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07 WrapperNode [2021-11-23 15:59:07,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:07,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:07,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:07,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:07,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,356 INFO L137 Inliner]: procedures = 180, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 154 [2021-11-23 15:59:07,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:07,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:07,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:07,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:07,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:07,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:07,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:07,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:07,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:07,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:07,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:07,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:07,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:59:07,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:59:07,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:07,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:59:07,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:59:07,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:59:07,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:07,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:59:07,546 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:59:07,546 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:59:07,546 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:59:07,546 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:59:07,546 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:59:07,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:59:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:59:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:07,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:07,549 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 15:59:07,754 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:07,756 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:08,592 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:08,778 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 15:59:08,782 INFO L158 Benchmark]: Toolchain (without parser) took 2216.62ms. Allocated memory is still 79.7MB. Free memory was 63.7MB in the beginning and 42.1MB in the end (delta: 21.6MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:08,783 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 42.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:08,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.13ms. Allocated memory is still 79.7MB. Free memory was 63.5MB in the beginning and 38.3MB in the end (delta: 25.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:08,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.95ms. Allocated memory is still 79.7MB. Free memory was 38.3MB in the beginning and 35.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:08,786 INFO L158 Benchmark]: Boogie Preprocessor took 102.26ms. Allocated memory is still 79.7MB. Free memory was 35.7MB in the beginning and 60.0MB in the end (delta: -24.3MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:08,788 INFO L158 Benchmark]: RCFGBuilder took 1320.31ms. Allocated memory is still 79.7MB. Free memory was 59.7MB in the beginning and 42.1MB in the end (delta: 17.6MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:08,797 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 79.7MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 42.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.13ms. Allocated memory is still 79.7MB. Free memory was 63.5MB in the beginning and 38.3MB in the end (delta: 25.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.95ms. Allocated memory is still 79.7MB. Free memory was 38.3MB in the beginning and 35.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.26ms. Allocated memory is still 79.7MB. Free memory was 35.7MB in the beginning and 60.0MB in the end (delta: -24.3MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1320.31ms. Allocated memory is still 79.7MB. Free memory was 59.7MB in the beginning and 42.1MB in the end (delta: 17.6MB). Peak memory consumption was 30.3MB. 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 15:59:08,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57973850-e949-4690-bc93-e57c7d949904/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