./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix007.oepc.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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix007.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/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 87b62b2cd45c104fec3a3f6f97bb4a2e98408c552f26c7f9920866b9b8c9b373 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:32,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:32,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:32,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:32,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:32,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:32,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:32,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:32,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:32,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:32,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:32,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:32,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:32,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:32,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:32,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:32,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:32,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:32,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:32,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:32,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:32,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:32,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:32,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:32,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:32,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:32,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:32,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:32,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:32,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:32,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:32,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:32,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:32,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:32,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:32,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:32,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:32,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:32,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:32,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:32,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:32,816 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:45:32,864 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:32,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:32,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:32,866 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:32,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:32,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:32,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:32,867 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:32,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:32,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:32,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:32,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:32,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:32,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:32,877 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:32,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:32,877 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:32,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:32,878 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:32,878 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:32,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:32,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:32,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:32,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:32,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:32,880 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:32,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:32,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:32,880 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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87b62b2cd45c104fec3a3f6f97bb4a2e98408c552f26c7f9920866b9b8c9b373 [2021-11-23 15:45:33,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:33,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:33,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:33,173 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:33,174 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:33,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix007.oepc.i [2021-11-23 15:45:33,252 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data/cd54542ab/41dc229bd89245f5a7da221c8f37c67c/FLAG781ab57b2 [2021-11-23 15:45:33,807 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:33,808 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/sv-benchmarks/c/pthread-wmm/mix007.oepc.i [2021-11-23 15:45:33,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data/cd54542ab/41dc229bd89245f5a7da221c8f37c67c/FLAG781ab57b2 [2021-11-23 15:45:34,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data/cd54542ab/41dc229bd89245f5a7da221c8f37c67c [2021-11-23 15:45:34,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:34,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:34,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:34,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:34,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:34,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ca3e99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34, skipping insertion in model container [2021-11-23 15:45:34,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:34,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:34,356 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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/sv-benchmarks/c/pthread-wmm/mix007.oepc.i[945,958] [2021-11-23 15:45:34,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:34,577 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:34,589 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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/sv-benchmarks/c/pthread-wmm/mix007.oepc.i[945,958] [2021-11-23 15:45:34,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:34,681 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:34,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34 WrapperNode [2021-11-23 15:45:34,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:34,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:34,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:34,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:34,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,778 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2021-11-23 15:45:34,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:34,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:34,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:34,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:34,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:34,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:34,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:34,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:34,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:34" (1/1) ... [2021-11-23 15:45:34,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:34,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:34,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:34,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:45:34,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:45:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:45:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:45:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:45:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:45:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:45:34,959 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:45:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:45:34,960 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:45:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:45:34,960 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:45:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:45:34,961 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:45:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:45:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:45:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:34,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:34,964 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 15:45:35,151 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:35,153 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:35,954 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:36,063 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 15:45:36,068 INFO L158 Benchmark]: Toolchain (without parser) took 1994.89ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 68.2MB in the beginning and 80.4MB in the end (delta: -12.2MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-11-23 15:45:36,069 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 100.7MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:36,070 INFO L158 Benchmark]: CACSL2BoogieTranslator took 605.40ms. Allocated memory is still 100.7MB. Free memory was 67.9MB in the beginning and 61.9MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:36,071 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.69ms. Allocated memory is still 100.7MB. Free memory was 61.9MB in the beginning and 59.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:45:36,072 INFO L158 Benchmark]: Boogie Preprocessor took 82.67ms. Allocated memory is still 100.7MB. Free memory was 59.3MB in the beginning and 56.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:36,073 INFO L158 Benchmark]: RCFGBuilder took 1203.42ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 56.8MB in the beginning and 80.4MB in the end (delta: -23.7MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2021-11-23 15:45:36,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 100.7MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 605.40ms. Allocated memory is still 100.7MB. Free memory was 67.9MB in the beginning and 61.9MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.69ms. Allocated memory is still 100.7MB. Free memory was 61.9MB in the beginning and 59.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.67ms. Allocated memory is still 100.7MB. Free memory was 59.3MB in the beginning and 56.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1203.42ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 56.8MB in the beginning and 80.4MB in the end (delta: -23.7MB). Peak memory consumption was 27.0MB. 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 15:45:36,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix007.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/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 87b62b2cd45c104fec3a3f6f97bb4a2e98408c552f26c7f9920866b9b8c9b373 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:38,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:38,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:38,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:38,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:38,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:38,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:38,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:38,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:38,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:38,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:38,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:38,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:38,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:38,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:38,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:38,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:38,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:38,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:38,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:38,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:38,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:38,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:38,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:38,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:38,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:38,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:38,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:38,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:38,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:38,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:38,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:38,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:38,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:38,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:38,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:38,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:38,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:38,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:38,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:38,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:38,833 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:45:38,862 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:38,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:38,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:38,864 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:38,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:38,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:38,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:38,865 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:38,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:38,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:38,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:38,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:38,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:38,867 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:45:38,867 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:45:38,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:45:38,868 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:38,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:38,868 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:38,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:38,869 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:38,869 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:38,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:38,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:38,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:38,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:38,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:38,871 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:45:38,871 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:45:38,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:38,871 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:45:38,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:45:38,872 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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87b62b2cd45c104fec3a3f6f97bb4a2e98408c552f26c7f9920866b9b8c9b373 [2021-11-23 15:45:39,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:39,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:39,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:39,250 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:39,251 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:39,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix007.oepc.i [2021-11-23 15:45:39,319 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data/245c185b6/99bb462f25dc4027ae6108c2f46d8886/FLAGf8b93b7fa [2021-11-23 15:45:40,007 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:40,008 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/sv-benchmarks/c/pthread-wmm/mix007.oepc.i [2021-11-23 15:45:40,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data/245c185b6/99bb462f25dc4027ae6108c2f46d8886/FLAGf8b93b7fa [2021-11-23 15:45:40,264 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/data/245c185b6/99bb462f25dc4027ae6108c2f46d8886 [2021-11-23 15:45:40,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:40,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:40,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:40,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:40,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:40,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:40,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@593814dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40, skipping insertion in model container [2021-11-23 15:45:40,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:40,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:40,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:40,527 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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/sv-benchmarks/c/pthread-wmm/mix007.oepc.i[945,958] [2021-11-23 15:45:40,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:40,859 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:40,875 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_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/sv-benchmarks/c/pthread-wmm/mix007.oepc.i[945,958] [2021-11-23 15:45:40,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:40,994 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:40,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40 WrapperNode [2021-11-23 15:45:40,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:40,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:40,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:40,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:41,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,093 INFO L137 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2021-11-23 15:45:41,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:41,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:41,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:41,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:41,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:41,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:41,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:41,142 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:41,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:40" (1/1) ... [2021-11-23 15:45:41,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:41,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:41,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:41,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:45:41,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:45:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:45:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:45:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:45:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:45:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:45:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:45:41,248 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:45:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:45:41,248 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:45:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:45:41,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:45:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:45:41,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:45:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:45:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:41,253 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 15:45:41,506 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:41,508 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:42,119 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:42,196 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 15:45:42,200 INFO L158 Benchmark]: Toolchain (without parser) took 1930.52ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 27.7MB in the beginning and 44.8MB in the end (delta: -17.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-11-23 15:45:42,201 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:42,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 724.18ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 27.5MB in the beginning and 49.4MB in the end (delta: -22.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2021-11-23 15:45:42,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.88ms. Allocated memory is still 75.5MB. Free memory was 49.4MB in the beginning and 46.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:42,203 INFO L158 Benchmark]: Boogie Preprocessor took 45.97ms. Allocated memory is still 75.5MB. Free memory was 46.8MB in the beginning and 44.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:42,204 INFO L158 Benchmark]: RCFGBuilder took 1056.82ms. Allocated memory is still 75.5MB. Free memory was 44.2MB in the beginning and 44.8MB in the end (delta: -588.6kB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-23 15:45:42,207 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 724.18ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 27.5MB in the beginning and 49.4MB in the end (delta: -22.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.88ms. Allocated memory is still 75.5MB. Free memory was 49.4MB in the beginning and 46.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.97ms. Allocated memory is still 75.5MB. Free memory was 46.8MB in the beginning and 44.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1056.82ms. Allocated memory is still 75.5MB. Free memory was 44.2MB in the beginning and 44.8MB in the end (delta: -588.6kB). Peak memory consumption was 14.0MB. 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 15:45:42,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b9e9ca0-b23d-4ce3-bece-ec03f04879c5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable