./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix013.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/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 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:20,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:20,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:20,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:20,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:20,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:20,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:20,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:20,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:20,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:20,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:20,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:20,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:20,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:20,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:20,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:20,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:20,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:20,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:20,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:20,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:20,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:20,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:20,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:20,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:20,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:20,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:20,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:20,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:20,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:20,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:20,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:20,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:20,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:20,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:20,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:20,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:20,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:20,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:20,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:20,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:20,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:20,703 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:20,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:20,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:20,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:20,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:20,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:20,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:20,706 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:20,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:20,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:20,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:20,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:20,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:20,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:20,707 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:20,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:20,707 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:20,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:20,708 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:20,708 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:20,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:20,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:20,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:20,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:20,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:20,709 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:20,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:20,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:20,710 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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 [2021-11-23 15:03:20,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:20,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:21,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:21,001 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:21,002 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:21,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix013.opt.i [2021-11-23 15:03:21,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data/b05c13468/ef7b9aabde314eb588c6eb73ba63a711/FLAGbe9b8e76c [2021-11-23 15:03:21,616 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:21,616 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/sv-benchmarks/c/pthread-wmm/mix013.opt.i [2021-11-23 15:03:21,641 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data/b05c13468/ef7b9aabde314eb588c6eb73ba63a711/FLAGbe9b8e76c [2021-11-23 15:03:21,932 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data/b05c13468/ef7b9aabde314eb588c6eb73ba63a711 [2021-11-23 15:03:21,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:21,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:21,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:21,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:21,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:21,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:21" (1/1) ... [2021-11-23 15:03:21,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f8b830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:21, skipping insertion in model container [2021-11-23 15:03:21,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:21" (1/1) ... [2021-11-23 15:03:21,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:22,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:22,200 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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/sv-benchmarks/c/pthread-wmm/mix013.opt.i[944,957] [2021-11-23 15:03:22,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:22,457 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:22,472 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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/sv-benchmarks/c/pthread-wmm/mix013.opt.i[944,957] [2021-11-23 15:03:22,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:22,624 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:22,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22 WrapperNode [2021-11-23 15:03:22,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:22,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:22,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:22,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:22,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,678 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2021-11-23 15:03:22,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:22,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:22,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:22,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:22,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:22,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:22,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:22,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:22,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:22,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:22,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:22,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:22,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:03:22,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:03:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:03:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:03:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:03:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:03:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:03:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:03:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:03:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:03:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:03:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:03:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:03:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:22,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:22,837 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 15:03:23,028 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:23,030 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:23,765 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:23,921 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 15:03:23,931 INFO L158 Benchmark]: Toolchain (without parser) took 1991.51ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 57.1MB in the beginning and 67.2MB in the end (delta: -10.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:23,933 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 90.2MB. Free memory was 43.4MB in the beginning and 43.4MB in the end (delta: 40.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:23,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 685.73ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 56.9MB in the beginning and 76.0MB in the end (delta: -19.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:23,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.59ms. Allocated memory is still 113.2MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:23,937 INFO L158 Benchmark]: Boogie Preprocessor took 66.81ms. Allocated memory is still 113.2MB. Free memory was 73.5MB in the beginning and 71.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:23,938 INFO L158 Benchmark]: RCFGBuilder took 1181.55ms. Allocated memory is still 113.2MB. Free memory was 71.0MB in the beginning and 67.2MB in the end (delta: 3.9MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:23,948 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 90.2MB. Free memory was 43.4MB in the beginning and 43.4MB in the end (delta: 40.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 685.73ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 56.9MB in the beginning and 76.0MB in the end (delta: -19.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.59ms. Allocated memory is still 113.2MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.81ms. Allocated memory is still 113.2MB. Free memory was 73.5MB in the beginning and 71.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1181.55ms. Allocated memory is still 113.2MB. Free memory was 71.0MB in the beginning and 67.2MB in the end (delta: 3.9MB). Peak memory consumption was 20.4MB. 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 15:03:24,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/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 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:26,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:26,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:26,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:26,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:26,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:26,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:26,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:26,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:26,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:26,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:26,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:26,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:26,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:26,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:26,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:26,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:26,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:26,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:26,350 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:26,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:26,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:26,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:26,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:26,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:26,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:26,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:26,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:26,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:26,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:26,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:26,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:26,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:26,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:26,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:26,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:26,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:26,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:26,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:26,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:26,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:26,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:26,401 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:26,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:26,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:26,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:26,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:26,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:26,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:26,404 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:26,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:26,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:26,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:26,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:26,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:26,406 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:26,406 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:26,406 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:26,406 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:26,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:26,407 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:26,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:26,408 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:26,408 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:26,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:26,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:26,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:26,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:26,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:26,410 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:26,410 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:26,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:26,411 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:26,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:26,411 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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 [2021-11-23 15:03:26,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:26,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:26,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:26,795 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:26,796 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:26,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix013.opt.i [2021-11-23 15:03:26,865 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data/c57f1f200/a017912139854dde9e37669f5efb2a9e/FLAGdeeccb884 [2021-11-23 15:03:27,509 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:27,510 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/sv-benchmarks/c/pthread-wmm/mix013.opt.i [2021-11-23 15:03:27,536 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data/c57f1f200/a017912139854dde9e37669f5efb2a9e/FLAGdeeccb884 [2021-11-23 15:03:27,878 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/data/c57f1f200/a017912139854dde9e37669f5efb2a9e [2021-11-23 15:03:27,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:27,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:27,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:27,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:27,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:27,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:27" (1/1) ... [2021-11-23 15:03:27,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bf267c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:27, skipping insertion in model container [2021-11-23 15:03:27,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:27" (1/1) ... [2021-11-23 15:03:27,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:27,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:28,167 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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/sv-benchmarks/c/pthread-wmm/mix013.opt.i[944,957] [2021-11-23 15:03:28,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:28,553 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:28,570 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_d93a7e4b-9d05-45d9-87bc-46da3f590c60/sv-benchmarks/c/pthread-wmm/mix013.opt.i[944,957] [2021-11-23 15:03:28,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:28,711 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:28,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28 WrapperNode [2021-11-23 15:03:28,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:28,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:28,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:28,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:28,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,818 INFO L137 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2021-11-23 15:03:28,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:28,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:28,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:28,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:28,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:28,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:28,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:28,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:28,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:28" (1/1) ... [2021-11-23 15:03:28,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:28,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:28,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:28,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:29,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:03:29,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:03:29,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:03:29,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:29,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:29,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:29,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:03:29,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:29,007 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:03:29,009 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:03:29,009 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:03:29,009 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:03:29,009 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:03:29,010 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:03:29,010 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:03:29,010 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:03:29,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:03:29,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:29,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:29,013 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 15:03:29,240 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:29,242 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:30,016 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:30,132 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 15:03:30,139 INFO L158 Benchmark]: Toolchain (without parser) took 2254.94ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 56.3MB in the beginning and 68.9MB in the end (delta: -12.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:30,139 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 75.5MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:30,141 INFO L158 Benchmark]: CACSL2BoogieTranslator took 829.42ms. Allocated memory is still 75.5MB. Free memory was 56.0MB in the beginning and 43.0MB in the end (delta: 13.0MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:30,142 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.33ms. Allocated memory is still 75.5MB. Free memory was 43.0MB in the beginning and 40.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:30,143 INFO L158 Benchmark]: Boogie Preprocessor took 87.27ms. Allocated memory is still 75.5MB. Free memory was 40.4MB in the beginning and 37.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:30,144 INFO L158 Benchmark]: RCFGBuilder took 1228.63ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 37.5MB in the beginning and 68.9MB in the end (delta: -31.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:30,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 75.5MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 829.42ms. Allocated memory is still 75.5MB. Free memory was 56.0MB in the beginning and 43.0MB in the end (delta: 13.0MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.33ms. Allocated memory is still 75.5MB. Free memory was 43.0MB in the beginning and 40.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.27ms. Allocated memory is still 75.5MB. Free memory was 40.4MB in the beginning and 37.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1228.63ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 37.5MB in the beginning and 68.9MB in the end (delta: -31.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:30,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d93a7e4b-9d05-45d9-87bc-46da3f590c60/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