./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix021_tso.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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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 1821be0ec0c098ba0cd2fb39edc7421f58889218b21285544a5e01e847e429e6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:48,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:48,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:48,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:48,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:48,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:48,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:48,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:48,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:48,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:48,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:48,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:48,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:48,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:48,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:48,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:48,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:48,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:48,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:48,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:48,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:48,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:48,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:48,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:48,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:48,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:48,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:48,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:48,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:48,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:48,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:48,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:48,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:48,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:48,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:48,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:48,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:48,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:48,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:48,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:48,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:48,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:48,978 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:48,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:48,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:48,980 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:48,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:48,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:48,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:48,982 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:48,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:48,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:48,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:48,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:48,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:48,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:48,990 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:48,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:48,991 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:48,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:48,991 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:48,992 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:48,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:48,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:48,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:48,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:48,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:48,993 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:48,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:48,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:48,994 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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1821be0ec0c098ba0cd2fb39edc7421f58889218b21285544a5e01e847e429e6 [2021-11-23 15:04:49,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:49,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:49,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:49,317 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:49,318 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:49,320 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i [2021-11-23 15:04:49,401 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data/eb74fe167/987f07c1effc43c29527b4c35c028472/FLAGfba459b46 [2021-11-23 15:04:49,933 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:49,934 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i [2021-11-23 15:04:49,953 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data/eb74fe167/987f07c1effc43c29527b4c35c028472/FLAGfba459b46 [2021-11-23 15:04:50,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data/eb74fe167/987f07c1effc43c29527b4c35c028472 [2021-11-23 15:04:50,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:50,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:50,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:50,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:50,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:50,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@469fba24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50, skipping insertion in model container [2021-11-23 15:04:50,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:50,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:50,506 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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i[949,962] [2021-11-23 15:04:50,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:50,862 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:50,876 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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i[949,962] [2021-11-23 15:04:50,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:51,011 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:51,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51 WrapperNode [2021-11-23 15:04:51,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:51,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:51,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:51,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:51,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,071 INFO L137 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 226 [2021-11-23 15:04:51,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:51,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:51,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:51,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:51,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:51,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:51,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:51,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:51,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:51,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:51,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:51,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:51,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:04:51,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:04:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:04:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:04:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:04:51,244 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:04:51,245 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:04:51,245 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:04:51,245 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:04:51,245 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:04:51,245 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:04:51,245 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:04:51,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:51,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:04:51,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:51,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:51,248 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:04:51,398 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:51,407 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:52,004 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:52,201 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:52,206 INFO L158 Benchmark]: Toolchain (without parser) took 1972.19ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 63.8MB in the beginning and 75.4MB in the end (delta: -11.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,206 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:52,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 774.36ms. Allocated memory is still 98.6MB. Free memory was 63.7MB in the beginning and 60.3MB in the end (delta: 3.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.80ms. Allocated memory is still 98.6MB. Free memory was 59.9MB in the beginning and 57.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,209 INFO L158 Benchmark]: Boogie Preprocessor took 60.14ms. Allocated memory is still 98.6MB. Free memory was 57.4MB in the beginning and 54.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,210 INFO L158 Benchmark]: RCFGBuilder took 1070.26ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 54.9MB in the beginning and 75.4MB in the end (delta: -20.5MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,216 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 774.36ms. Allocated memory is still 98.6MB. Free memory was 63.7MB in the beginning and 60.3MB in the end (delta: 3.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.80ms. Allocated memory is still 98.6MB. Free memory was 59.9MB in the beginning and 57.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.14ms. Allocated memory is still 98.6MB. Free memory was 57.4MB in the beginning and 54.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1070.26ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 54.9MB in the beginning and 75.4MB in the end (delta: -20.5MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:52,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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 1821be0ec0c098ba0cd2fb39edc7421f58889218b21285544a5e01e847e429e6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:54,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:54,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:55,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:55,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:55,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:55,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:55,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:55,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:55,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:55,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:55,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:55,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:55,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:55,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:55,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:55,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:55,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:55,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:55,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:55,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:55,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:55,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:55,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:55,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:55,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:55,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:55,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:55,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:55,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:55,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:55,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:55,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:55,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:55,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:55,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:55,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:55,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:55,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:55,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:55,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:55,086 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:55,141 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:55,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:55,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:55,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:55,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:55,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:55,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:55,147 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:55,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:55,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:55,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:55,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:55,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:55,150 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:55,150 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:55,150 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:55,150 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:55,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:55,151 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:55,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:55,151 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:55,152 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:55,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:55,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:55,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:55,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:55,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:55,153 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:55,153 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:55,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:55,154 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:55,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:55,155 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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1821be0ec0c098ba0cd2fb39edc7421f58889218b21285544a5e01e847e429e6 [2021-11-23 15:04:55,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:55,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:55,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:55,628 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:55,629 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:55,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i [2021-11-23 15:04:55,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data/bbef4a60b/05db349389fd47caaf7d0b0bbabe1a1d/FLAGdf1a7e4f1 [2021-11-23 15:04:56,422 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:56,423 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i [2021-11-23 15:04:56,439 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data/bbef4a60b/05db349389fd47caaf7d0b0bbabe1a1d/FLAGdf1a7e4f1 [2021-11-23 15:04:56,672 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/data/bbef4a60b/05db349389fd47caaf7d0b0bbabe1a1d [2021-11-23 15:04:56,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:56,677 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:56,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:56,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:56,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:56,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:56,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363386ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56, skipping insertion in model container [2021-11-23 15:04:56,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:56,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:56,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:57,035 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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i[949,962] [2021-11-23 15:04:57,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:57,493 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:57,520 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_4ea1ee2f-caaa-453c-b82a-286edaeefd14/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i[949,962] [2021-11-23 15:04:57,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:57,695 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:57,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57 WrapperNode [2021-11-23 15:04:57,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:57,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:57,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:57,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:57,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,826 INFO L137 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 227 [2021-11-23 15:04:57,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:57,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:57,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:57,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:57,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:57,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:57,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:57,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:57,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:57,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:57,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:58,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:04:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:04:58,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:04:58,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:04:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:04:58,059 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:04:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:04:58,059 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:04:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:04:58,060 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:04:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:04:58,060 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:04:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:04:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:58,063 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:04:58,352 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:58,354 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:59,198 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:59,369 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:59,374 INFO L158 Benchmark]: Toolchain (without parser) took 2696.12ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 47.4MB in the beginning and 60.9MB in the end (delta: -13.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,375 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:59,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1018.08ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 37.5MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,377 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.57ms. Allocated memory is still 69.2MB. Free memory was 37.5MB in the beginning and 34.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,378 INFO L158 Benchmark]: Boogie Preprocessor took 101.83ms. Allocated memory is still 69.2MB. Free memory was 34.6MB in the beginning and 32.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,379 INFO L158 Benchmark]: RCFGBuilder took 1440.31ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 32.1MB in the beginning and 60.9MB in the end (delta: -28.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,384 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1018.08ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 37.5MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.57ms. Allocated memory is still 69.2MB. Free memory was 37.5MB in the beginning and 34.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.83ms. Allocated memory is still 69.2MB. Free memory was 34.6MB in the beginning and 32.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1440.31ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 32.1MB in the beginning and 60.9MB in the end (delta: -28.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:59,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea1ee2f-caaa-453c-b82a-286edaeefd14/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