./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_tso.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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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 ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:15,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:15,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:15,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:15,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:15,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:15,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:15,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:15,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:15,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:15,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:15,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:15,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:15,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:15,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:15,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:15,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:15,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:15,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:15,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:15,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:15,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:15,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:15,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:15,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:15,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:15,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:15,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:15,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:15,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:15,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:15,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:15,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:15,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:15,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:15,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:15,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:15,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:15,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:15,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:15,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:15,756 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:15,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:15,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:15,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:15,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:15,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:15,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:15,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:15,809 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:15,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:15,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:15,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:15,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:15,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:15,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:15,818 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:15,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:15,818 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:15,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:15,819 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:15,819 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:15,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:15,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:15,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:15,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:15,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:15,820 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:15,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:15,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:15,821 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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2021-11-23 15:54:16,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:16,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:16,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:16,162 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:16,163 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:16,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2021-11-23 15:54:16,253 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data/9e4d9e05b/dd14e39c97c74675b8db9edc7141ca4b/FLAG718cc5ce9 [2021-11-23 15:54:16,921 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:16,922 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2021-11-23 15:54:16,940 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data/9e4d9e05b/dd14e39c97c74675b8db9edc7141ca4b/FLAG718cc5ce9 [2021-11-23 15:54:17,160 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data/9e4d9e05b/dd14e39c97c74675b8db9edc7141ca4b [2021-11-23 15:54:17,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:17,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:17,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:17,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:17,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:17,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f19d77c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17, skipping insertion in model container [2021-11-23 15:54:17,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:17,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:17,492 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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2021-11-23 15:54:17,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:17,776 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:17,789 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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2021-11-23 15:54:17,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:17,920 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:17,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17 WrapperNode [2021-11-23 15:54:17,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:17,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:17,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:17,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:17,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,993 INFO L137 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 226 [2021-11-23 15:54:17,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:17,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:17,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:17,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:18,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:18,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:18,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:18,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:18,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:18,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:18,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:18,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:18,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:18,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:18,040 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:18,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:18,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:18,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:18,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:18,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:18,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:54:18,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:54:18,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:18,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:54:18,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:18,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:18,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:18,144 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:54:18,144 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:54:18,144 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:54:18,145 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:54:18,145 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:54:18,145 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:54:18,145 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:54:18,146 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:54:18,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:18,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:54:18,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:18,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:18,149 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 15:54:18,385 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:18,386 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:19,186 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:19,305 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 15:54:19,310 INFO L158 Benchmark]: Toolchain (without parser) took 2145.19ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 103.5MB in the end (delta: 5.1MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,312 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 88.1MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:19,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.43ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 105.0MB in the end (delta: 3.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.00ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 101.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,317 INFO L158 Benchmark]: Boogie Preprocessor took 44.43ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 99.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,318 INFO L158 Benchmark]: RCFGBuilder took 1268.98ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 103.5MB in the end (delta: -4.1MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,327 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 88.1MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.43ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 105.0MB in the end (delta: 3.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.00ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 101.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.43ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 99.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1268.98ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 103.5MB in the end (delta: -4.1MB). Peak memory consumption was 31.4MB. 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 15:54:19,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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 ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:21,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:21,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:22,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:22,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:22,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:22,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:22,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:22,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:22,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:22,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:22,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:22,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:22,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:22,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:22,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:22,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:22,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:22,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:22,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:22,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:22,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:22,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:22,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:22,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:22,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:22,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:22,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:22,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:22,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:22,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:22,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:22,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:22,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:22,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:22,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:22,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:22,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:22,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:22,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:22,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:22,114 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:22,165 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:22,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:22,170 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:22,170 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:22,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:22,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:22,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:22,172 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:22,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:22,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:22,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:22,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:22,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:22,175 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:22,175 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:22,176 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:22,176 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:22,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:22,176 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:22,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:22,177 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:22,177 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:22,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:22,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:22,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:22,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:22,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:22,179 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:22,179 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:22,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:22,179 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:22,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:22,180 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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2021-11-23 15:54:22,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:22,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:22,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:22,655 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:22,656 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:22,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2021-11-23 15:54:22,739 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data/47ddd7d61/11610b77952340a5a62485a30c0f3bfc/FLAG23fdb012a [2021-11-23 15:54:23,524 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:23,524 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2021-11-23 15:54:23,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data/47ddd7d61/11610b77952340a5a62485a30c0f3bfc/FLAG23fdb012a [2021-11-23 15:54:23,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/data/47ddd7d61/11610b77952340a5a62485a30c0f3bfc [2021-11-23 15:54:23,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:23,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:23,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:23,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:23,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:23,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:23,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@82e3390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23, skipping insertion in model container [2021-11-23 15:54:23,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:23,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:23,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:24,004 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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2021-11-23 15:54:24,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:24,364 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:24,379 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_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2021-11-23 15:54:24,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:24,495 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:24,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24 WrapperNode [2021-11-23 15:54:24,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:24,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:24,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:24,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:24,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,535 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,566 INFO L137 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 227 [2021-11-23 15:54:24,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:24,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:24,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:24,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:24,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:24,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:24,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:24,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:24,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:24,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:24,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:24,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:54:24,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:54:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:54:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:54:24,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:54:24,750 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:54:24,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:54:24,751 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:54:24,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:54:24,751 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:54:24,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:54:24,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:54:24,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:24,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:24,754 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 15:54:25,040 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:25,042 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:25,809 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:25,908 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 15:54:25,914 INFO L158 Benchmark]: Toolchain (without parser) took 2153.08ms. Allocated memory was 56.6MB in the beginning and 81.8MB in the end (delta: 25.2MB). Free memory was 32.2MB in the beginning and 50.2MB in the end (delta: -18.1MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,915 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:25,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 734.74ms. Allocated memory is still 56.6MB. Free memory was 32.0MB in the beginning and 32.5MB in the end (delta: -537.6kB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.93ms. Allocated memory is still 56.6MB. Free memory was 32.3MB in the beginning and 29.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,917 INFO L158 Benchmark]: Boogie Preprocessor took 77.29ms. Allocated memory is still 56.6MB. Free memory was 29.5MB in the beginning and 27.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,918 INFO L158 Benchmark]: RCFGBuilder took 1266.52ms. Allocated memory was 56.6MB in the beginning and 81.8MB in the end (delta: 25.2MB). Free memory was 26.8MB in the beginning and 50.2MB in the end (delta: -23.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 734.74ms. Allocated memory is still 56.6MB. Free memory was 32.0MB in the beginning and 32.5MB in the end (delta: -537.6kB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.93ms. Allocated memory is still 56.6MB. Free memory was 32.3MB in the beginning and 29.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.29ms. Allocated memory is still 56.6MB. Free memory was 29.5MB in the beginning and 27.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1266.52ms. Allocated memory was 56.6MB in the beginning and 81.8MB in the end (delta: 25.2MB). Free memory was 26.8MB in the beginning and 50.2MB in the end (delta: -23.5MB). Peak memory consumption was 18.9MB. 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 15:54:25,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed132a3-39b6-4c4f-b86c-8cdbb0b873c7/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