./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi010.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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi010.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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 582aea72bf150e6792f444cf029a22a25cb033a365b198fc215f246088fb4d39 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:42,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:42,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:42,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:42,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:42,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:42,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:42,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:42,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:42,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:42,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:42,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:42,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:42,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:42,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:42,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:42,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:42,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:42,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:42,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:42,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:42,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:42,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:42,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:42,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:42,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:42,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:42,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:42,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:42,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:42,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:42,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:42,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:42,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:42,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:42,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:42,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:42,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:42,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:42,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:42,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:42,658 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:42,681 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:42,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:42,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:42,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:42,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:42,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:42,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:42,684 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:42,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:42,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:42,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:42,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:42,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:42,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:42,685 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:42,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:42,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:42,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:42,686 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:42,686 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:42,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:42,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:42,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:42,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:42,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:42,687 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:42,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:42,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:42,688 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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 582aea72bf150e6792f444cf029a22a25cb033a365b198fc215f246088fb4d39 [2021-11-23 15:56:42,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:43,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:43,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:43,012 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:43,013 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:43,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/rfi010.i [2021-11-23 15:56:43,083 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data/a084f89aa/458b3568af0a407995ddd11249b86199/FLAG19bf69bd6 [2021-11-23 15:56:43,582 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:43,592 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/sv-benchmarks/c/pthread-wmm/rfi010.i [2021-11-23 15:56:43,619 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data/a084f89aa/458b3568af0a407995ddd11249b86199/FLAG19bf69bd6 [2021-11-23 15:56:43,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data/a084f89aa/458b3568af0a407995ddd11249b86199 [2021-11-23 15:56:43,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:43,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:43,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:43,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:43,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:43,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@874269f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43, skipping insertion in model container [2021-11-23 15:56:43,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:43,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:44,217 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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/sv-benchmarks/c/pthread-wmm/rfi010.i[983,996] [2021-11-23 15:56:44,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:44,546 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:44,565 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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/sv-benchmarks/c/pthread-wmm/rfi010.i[983,996] [2021-11-23 15:56:44,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:44,709 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:44,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44 WrapperNode [2021-11-23 15:56:44,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:44,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:44,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:44,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:44,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,798 INFO L137 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 99 [2021-11-23 15:56:44,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:44,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:44,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:44,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:44,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:44,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:44,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:44,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:44,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:44,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:44,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:44,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:56:44,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:56:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:56:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:56:44,950 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:56:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:44,953 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 15:56:45,073 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:45,075 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:45,763 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:45,905 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 15:56:45,909 INFO L158 Benchmark]: Toolchain (without parser) took 2032.42ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 47.8MB in the beginning and 63.9MB in the end (delta: -16.1MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:45,910 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 66.1MB in the beginning and 66.1MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:45,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 833.95ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 47.6MB in the beginning and 65.3MB in the end (delta: -17.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:45,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.66ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 63.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:45,913 INFO L158 Benchmark]: Boogie Preprocessor took 71.66ms. Allocated memory is still 104.9MB. Free memory was 62.8MB in the beginning and 60.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:45,914 INFO L158 Benchmark]: RCFGBuilder took 1034.94ms. Allocated memory is still 104.9MB. Free memory was 60.7MB in the beginning and 63.9MB in the end (delta: -3.2MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:45,918 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 86.0MB. Free memory was 66.1MB in the beginning and 66.1MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 833.95ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 47.6MB in the beginning and 65.3MB in the end (delta: -17.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.66ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 63.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.66ms. Allocated memory is still 104.9MB. Free memory was 62.8MB in the beginning and 60.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1034.94ms. Allocated memory is still 104.9MB. Free memory was 60.7MB in the beginning and 63.9MB in the end (delta: -3.2MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:45,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi010.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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 582aea72bf150e6792f444cf029a22a25cb033a365b198fc215f246088fb4d39 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:48,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:48,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:48,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:48,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:48,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:48,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:48,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:48,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:48,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:48,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:48,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:48,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:48,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:48,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:48,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:48,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:48,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:48,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:48,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:48,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:48,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:48,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:48,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:48,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:48,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:48,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:48,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:48,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:48,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:48,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:48,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:48,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:48,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:48,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:48,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:48,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:48,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:48,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:48,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:48,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:48,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:48,714 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:48,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:48,716 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:48,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:48,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:48,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:48,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:48,719 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:48,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:48,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:48,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:48,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:48,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:48,721 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:48,721 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:48,722 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:48,722 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:48,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:48,722 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:48,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:48,723 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:48,723 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:48,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:48,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:48,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:48,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:48,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:48,724 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:48,724 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:48,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:48,725 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:48,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:48,725 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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 582aea72bf150e6792f444cf029a22a25cb033a365b198fc215f246088fb4d39 [2021-11-23 15:56:49,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:49,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:49,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:49,169 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:49,169 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:49,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/rfi010.i [2021-11-23 15:56:49,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data/99b7e33e2/3cf599ae658a4b998348def2237d2c4e/FLAG7720489bd [2021-11-23 15:56:49,911 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:49,912 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/sv-benchmarks/c/pthread-wmm/rfi010.i [2021-11-23 15:56:49,928 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data/99b7e33e2/3cf599ae658a4b998348def2237d2c4e/FLAG7720489bd [2021-11-23 15:56:50,108 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/data/99b7e33e2/3cf599ae658a4b998348def2237d2c4e [2021-11-23 15:56:50,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:50,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:50,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:50,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:50,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:50,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c2447e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50, skipping insertion in model container [2021-11-23 15:56:50,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:50,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:50,418 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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/sv-benchmarks/c/pthread-wmm/rfi010.i[983,996] [2021-11-23 15:56:50,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:50,687 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:50,706 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_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/sv-benchmarks/c/pthread-wmm/rfi010.i[983,996] [2021-11-23 15:56:50,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:50,858 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:50,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50 WrapperNode [2021-11-23 15:56:50,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:50,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:50,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:50,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:50,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,965 INFO L137 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2021-11-23 15:56:50,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:50,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:50,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:50,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:50,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:51,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:51,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:51,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:51,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:51,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:51,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:51,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:51,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:51,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:51,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:51,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:51,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:51,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:51,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:56:51,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:56:51,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:56:51,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:51,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:51,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:51,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:56:51,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:51,148 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:56:51,148 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:56:51,148 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:56:51,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:56:51,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:56:51,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:51,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:51,151 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 15:56:51,340 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:51,353 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:51,960 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:52,135 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 15:56:52,151 INFO L158 Benchmark]: Toolchain (without parser) took 2038.00ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 28.6MB in the beginning and 43.0MB in the end (delta: -14.4MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:52,152 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 23.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:52,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 733.79ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 28.4MB in the beginning and 41.4MB in the end (delta: -13.0MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:52,154 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.55ms. Allocated memory is still 73.4MB. Free memory was 41.4MB in the beginning and 39.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:52,155 INFO L158 Benchmark]: Boogie Preprocessor took 90.95ms. Allocated memory is still 73.4MB. Free memory was 39.1MB in the beginning and 54.1MB in the end (delta: -15.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:52,156 INFO L158 Benchmark]: RCFGBuilder took 1090.67ms. Allocated memory is still 73.4MB. Free memory was 54.1MB in the beginning and 43.0MB in the end (delta: 11.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:52,159 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 23.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 733.79ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 28.4MB in the beginning and 41.4MB in the end (delta: -13.0MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.55ms. Allocated memory is still 73.4MB. Free memory was 41.4MB in the beginning and 39.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.95ms. Allocated memory is still 73.4MB. Free memory was 39.1MB in the beginning and 54.1MB in the end (delta: -15.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1090.67ms. Allocated memory is still 73.4MB. Free memory was 54.1MB in the beginning and 43.0MB in the end (delta: 11.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:52,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1ea11a-db55-401b-8e4e-eb9b8a179bd6/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