./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix044.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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:42,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:42,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:42,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:42,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:42,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:42,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:42,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:42,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:42,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:42,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:42,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:42,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:42,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:42,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:42,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:42,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:42,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:42,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:42,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:42,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:42,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:42,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:42,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:42,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:42,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:42,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:42,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:42,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:42,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:42,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:42,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:42,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:42,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:42,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:42,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:42,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:42,760 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:42,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:42,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:42,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:42,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:42,809 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:42,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:42,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:42,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:42,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:42,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:42,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:42,813 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:42,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:42,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:42,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:42,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:42,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:42,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:42,822 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:42,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:42,822 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:42,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:42,823 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:42,823 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:42,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:42,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:42,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:42,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:42,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:42,824 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:42,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:42,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:42,825 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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2021-11-23 15:49:43,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:43,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:43,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:43,160 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:43,161 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:43,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i [2021-11-23 15:49:43,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data/eefb64d94/f5231e5523d043a9b55302dd24ef40cd/FLAG79b9ef09e [2021-11-23 15:49:43,849 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:43,849 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2021-11-23 15:49:43,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data/eefb64d94/f5231e5523d043a9b55302dd24ef40cd/FLAG79b9ef09e [2021-11-23 15:49:44,115 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data/eefb64d94/f5231e5523d043a9b55302dd24ef40cd [2021-11-23 15:49:44,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:44,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:44,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:44,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:44,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:44,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52634bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44, skipping insertion in model container [2021-11-23 15:49:44,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:44,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:44,406 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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2021-11-23 15:49:44,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:44,625 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:44,644 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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2021-11-23 15:49:44,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:44,781 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:44,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44 WrapperNode [2021-11-23 15:49:44,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:44,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:44,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:44,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:44,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,881 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 227 [2021-11-23 15:49:44,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:44,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:44,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:44,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:44,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:44,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:44,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:44,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:44,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:44,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:44,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:44,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:44,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:49:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:49:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:49:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:49:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:49:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:49:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:49:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:49:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:49:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:49:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:49:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:49:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:49:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:49:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:49:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:45,019 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 15:49:45,173 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:45,175 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:45,706 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:45,830 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 15:49:45,835 INFO L158 Benchmark]: Toolchain (without parser) took 1714.42ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 54.5MB in the beginning and 64.8MB in the end (delta: -10.3MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,836 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:45,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.50ms. Allocated memory is still 90.2MB. Free memory was 54.3MB in the beginning and 51.5MB in the end (delta: 2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,837 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.33ms. Allocated memory is still 90.2MB. Free memory was 51.5MB in the beginning and 48.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,838 INFO L158 Benchmark]: Boogie Preprocessor took 37.91ms. Allocated memory is still 90.2MB. Free memory was 48.7MB in the beginning and 46.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,839 INFO L158 Benchmark]: RCFGBuilder took 908.24ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 46.4MB in the beginning and 64.8MB in the end (delta: -18.4MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,844 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 90.2MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 661.50ms. Allocated memory is still 90.2MB. Free memory was 54.3MB in the beginning and 51.5MB in the end (delta: 2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.33ms. Allocated memory is still 90.2MB. Free memory was 51.5MB in the beginning and 48.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.91ms. Allocated memory is still 90.2MB. Free memory was 48.7MB in the beginning and 46.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 908.24ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 46.4MB in the beginning and 64.8MB in the end (delta: -18.4MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:45,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:48,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:48,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:48,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:48,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:48,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:48,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:48,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:48,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:48,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:48,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:48,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:48,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:48,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:48,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:48,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:48,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:48,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:48,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:48,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:48,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:48,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:48,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:48,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:48,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:48,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:48,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:48,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:48,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:48,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:48,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:48,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:48,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:48,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:48,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:48,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:48,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:48,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:48,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:48,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:48,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:48,436 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:48,462 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:48,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:48,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:48,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:48,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:48,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:48,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:48,465 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:48,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:48,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:48,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:48,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:48,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:48,467 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:48,468 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:48,468 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:48,468 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:48,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:48,469 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:48,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:48,469 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:48,470 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:48,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:48,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:48,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:48,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:48,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:48,472 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:48,472 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:48,472 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:48,473 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:48,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:48,473 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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2021-11-23 15:49:48,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:48,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:48,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:48,877 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:48,878 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:48,880 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i [2021-11-23 15:49:48,953 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data/b64af36c9/078cac9de09d4da0b9b8fa5e0d6c5405/FLAG718702ca8 [2021-11-23 15:49:49,624 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:49,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2021-11-23 15:49:49,647 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data/b64af36c9/078cac9de09d4da0b9b8fa5e0d6c5405/FLAG718702ca8 [2021-11-23 15:49:49,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/data/b64af36c9/078cac9de09d4da0b9b8fa5e0d6c5405 [2021-11-23 15:49:49,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:49,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:49,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:49,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:49,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:49,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c967437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49, skipping insertion in model container [2021-11-23 15:49:49,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:49,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:50,133 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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2021-11-23 15:49:50,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:50,423 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:50,436 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_41cbffe0-fae7-4b88-bd8d-cce58851bd93/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2021-11-23 15:49:50,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:50,578 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:50,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50 WrapperNode [2021-11-23 15:49:50,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:50,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:50,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:50,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:50,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,668 INFO L137 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 228 [2021-11-23 15:49:50,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:50,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:50,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:50,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:50,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:50,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:50,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:50,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:50,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:50" (1/1) ... [2021-11-23 15:49:50,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:50,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:50,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:50,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:50,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:49:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:49:50,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:49:50,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:50,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:49:50,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:50,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:49:50,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:50,844 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:49:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:49:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:49:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:49:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:49:50,847 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:49:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:49:50,847 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:49:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:49:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:50,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:50,849 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 15:49:51,059 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:51,061 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:51,655 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:51,771 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 15:49:51,775 INFO L158 Benchmark]: Toolchain (without parser) took 1968.07ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 46.7MB in the beginning and 51.1MB in the end (delta: -4.4MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,776 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:51,776 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.93ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 37.2MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.44ms. Allocated memory is still 69.2MB. Free memory was 37.0MB in the beginning and 34.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,782 INFO L158 Benchmark]: Boogie Preprocessor took 49.03ms. Allocated memory is still 69.2MB. Free memory was 34.3MB in the beginning and 31.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,783 INFO L158 Benchmark]: RCFGBuilder took 1046.91ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 31.8MB in the beginning and 51.1MB in the end (delta: -19.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,792 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 69.2MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.93ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 37.2MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.44ms. Allocated memory is still 69.2MB. Free memory was 37.0MB in the beginning and 34.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.03ms. Allocated memory is still 69.2MB. Free memory was 34.3MB in the beginning and 31.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1046.91ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 31.8MB in the beginning and 51.1MB in the end (delta: -19.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:51,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cbffe0-fae7-4b88-bd8d-cce58851bd93/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