./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/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 0f6a99f321ab4c9a330ddab5bc184070524e662cb34c3dfc8d7fb0257fb493dd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:36,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:36,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:36,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:36,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:36,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:36,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:36,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:36,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:36,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:36,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:36,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:36,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:36,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:36,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:36,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:36,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:36,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:36,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:36,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:36,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:36,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:36,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:36,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:36,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:36,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:36,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:36,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:36,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:36,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:36,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:36,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:36,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:36,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:36,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:36,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:36,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:36,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:36,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:36,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:36,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:36,639 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:36,686 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:36,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:36,688 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:36,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:36,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:36,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:36,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:36,689 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:36,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:36,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:36,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:36,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:36,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:36,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:36,697 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:36,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:36,698 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:36,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:36,698 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:36,698 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:36,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:36,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:36,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:36,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:36,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:36,699 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:36,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:36,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:36,700 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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f6a99f321ab4c9a330ddab5bc184070524e662cb34c3dfc8d7fb0257fb493dd [2021-11-23 15:04:36,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:37,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:37,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:37,007 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:37,008 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:37,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i [2021-11-23 15:04:37,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data/18c10605c/077335887607432c8be5be355885b8af/FLAGe3f777f9a [2021-11-23 15:04:37,669 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:37,677 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i [2021-11-23 15:04:37,701 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data/18c10605c/077335887607432c8be5be355885b8af/FLAGe3f777f9a [2021-11-23 15:04:37,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data/18c10605c/077335887607432c8be5be355885b8af [2021-11-23 15:04:37,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:37,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:37,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:37,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:37,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:37,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:37,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b9205d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37, skipping insertion in model container [2021-11-23 15:04:37,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:37,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:37,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:38,231 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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-23 15:04:38,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:38,551 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:38,572 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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-23 15:04:38,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:38,681 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:38,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38 WrapperNode [2021-11-23 15:04:38,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:38,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:38,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:38,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:38,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,734 INFO L137 Inliner]: procedures = 177, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 127 [2021-11-23 15:04:38,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:38,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:38,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:38,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:38,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:38,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:38,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:38,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:38,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:38,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:38,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:38,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:38,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:04:38,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:04:38,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:04:38,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:04:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:04:38,910 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:04:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:04:38,911 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:04:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:04:38,911 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:04:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:04:38,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:04:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:04:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:38,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:38,914 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 15:04:39,064 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:39,075 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:39,668 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:39,754 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 15:04:39,759 INFO L158 Benchmark]: Toolchain (without parser) took 1824.81ms. Allocated memory is still 146.8MB. Free memory was 111.2MB in the beginning and 110.9MB in the end (delta: 233.8kB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:39,759 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:39,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 746.60ms. Allocated memory is still 146.8MB. Free memory was 110.9MB in the beginning and 106.6MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:39,762 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.71ms. Allocated memory is still 146.8MB. Free memory was 106.6MB in the beginning and 104.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:39,763 INFO L158 Benchmark]: Boogie Preprocessor took 66.56ms. Allocated memory is still 146.8MB. Free memory was 104.4MB in the beginning and 102.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:39,763 INFO L158 Benchmark]: RCFGBuilder took 950.88ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 110.9MB in the end (delta: -8.5MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:39,767 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 746.60ms. Allocated memory is still 146.8MB. Free memory was 110.9MB in the beginning and 106.6MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.71ms. Allocated memory is still 146.8MB. Free memory was 106.6MB in the beginning and 104.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.56ms. Allocated memory is still 146.8MB. Free memory was 104.4MB in the beginning and 102.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 950.88ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 110.9MB in the end (delta: -8.5MB). Peak memory consumption was 26.7MB. 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 15:04:39,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/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 0f6a99f321ab4c9a330ddab5bc184070524e662cb34c3dfc8d7fb0257fb493dd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:42,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:42,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:42,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:42,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:42,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:42,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:42,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:42,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:42,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:42,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:42,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:42,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:42,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:42,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:42,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:42,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:42,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:42,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:42,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:42,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:42,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:42,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:42,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:42,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:42,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:42,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:42,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:42,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:42,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:42,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:42,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:42,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:42,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:42,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:42,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:42,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:42,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:42,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:42,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:42,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:42,462 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:42,495 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:42,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:42,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:42,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:42,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:42,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:42,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:42,498 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:42,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:42,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:42,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:42,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:42,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:42,499 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:42,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:42,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:42,500 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:42,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:42,500 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:42,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:42,501 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:42,501 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:42,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:42,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:42,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:42,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:42,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:42,502 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:42,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:42,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:42,503 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:42,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:42,503 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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f6a99f321ab4c9a330ddab5bc184070524e662cb34c3dfc8d7fb0257fb493dd [2021-11-23 15:04:42,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:42,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:42,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:42,953 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:42,955 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:42,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i [2021-11-23 15:04:43,030 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data/5fb0d3084/0afee8006744436da449ad840ed3c90e/FLAG9abf7d510 [2021-11-23 15:04:43,653 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:43,654 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i [2021-11-23 15:04:43,676 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data/5fb0d3084/0afee8006744436da449ad840ed3c90e/FLAG9abf7d510 [2021-11-23 15:04:43,900 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/data/5fb0d3084/0afee8006744436da449ad840ed3c90e [2021-11-23 15:04:43,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:43,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:43,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:43,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:43,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:43,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac79a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43, skipping insertion in model container [2021-11-23 15:04:43,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:43,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:44,175 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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-23 15:04:44,384 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:44,402 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:44,425 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_56c80052-5ffe-41b6-9ef0-d9d0981e0384/sv-benchmarks/c/pthread-wmm/mix051_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-23 15:04:44,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:44,590 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:44,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44 WrapperNode [2021-11-23 15:04:44,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:44,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:44,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:44,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:44,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,685 INFO L137 Inliner]: procedures = 180, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2021-11-23 15:04:44,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:44,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:44,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:44,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:44,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:44,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:44,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:44,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:44,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:44,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:44,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:44,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:44,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:04:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:04:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:04:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:04:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:04:44,874 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:04:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:04:44,874 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:04:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:04:44,874 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:04:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:04:44,875 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:04:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:04:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:44,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:44,877 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 15:04:45,066 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:45,068 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:45,687 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:45,767 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 15:04:45,772 INFO L158 Benchmark]: Toolchain (without parser) took 1866.81ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 45.4MB in the beginning and 53.5MB in the end (delta: -8.0MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:45,773 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:45,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 685.92ms. Allocated memory is still 67.1MB. Free memory was 45.2MB in the beginning and 36.8MB in the end (delta: 8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:45,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.06ms. Allocated memory is still 67.1MB. Free memory was 36.6MB in the beginning and 34.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:45,775 INFO L158 Benchmark]: Boogie Preprocessor took 74.72ms. Allocated memory is still 67.1MB. Free memory was 34.3MB in the beginning and 31.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:45,776 INFO L158 Benchmark]: RCFGBuilder took 1008.96ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 31.8MB in the beginning and 53.5MB in the end (delta: -21.7MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:45,780 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 685.92ms. Allocated memory is still 67.1MB. Free memory was 45.2MB in the beginning and 36.8MB in the end (delta: 8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.06ms. Allocated memory is still 67.1MB. Free memory was 36.6MB in the beginning and 34.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.72ms. Allocated memory is still 67.1MB. Free memory was 34.3MB in the beginning and 31.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1008.96ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 31.8MB in the beginning and 53.5MB in the end (delta: -21.7MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:45,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c80052-5ffe-41b6-9ef0-d9d0981e0384/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable