./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.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_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/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_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/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_8b990697-eaa2-43b0-9d95-7de42337b81b/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 b51bd5b35703bd543bead4074e6d14da7b357845ee956f8678aa2abe4dcc1210 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:26,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:26,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:26,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:26,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:26,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:26,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:26,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:26,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:26,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:26,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:26,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:26,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:26,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:26,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:26,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:26,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:26,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:26,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:26,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:26,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:26,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:26,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:26,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:26,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:26,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:26,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:26,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:26,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:26,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:26,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:26,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:26,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:26,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:26,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:26,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:26,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:26,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:26,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:26,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:26,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:26,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:26,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:26,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:26,986 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:26,986 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:26,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:26,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:26,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:26,988 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:26,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:26,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:26,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:26,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:26,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:26,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:26,997 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:26,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:26,998 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:26,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:26,998 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:26,998 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:26,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:26,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:26,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:26,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:27,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:27,000 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:27,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:27,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:27,000 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_8b990697-eaa2-43b0-9d95-7de42337b81b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b51bd5b35703bd543bead4074e6d14da7b357845ee956f8678aa2abe4dcc1210 [2021-11-23 15:54:27,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:27,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:27,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:27,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:27,320 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:27,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:54:27,387 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data/e8b6cc3c5/47f273202b554f4da1abf7748db19c47/FLAG6b3d98be5 [2021-11-23 15:54:27,898 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:27,899 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:54:27,918 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data/e8b6cc3c5/47f273202b554f4da1abf7748db19c47/FLAG6b3d98be5 [2021-11-23 15:54:28,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data/e8b6cc3c5/47f273202b554f4da1abf7748db19c47 [2021-11-23 15:54:28,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:28,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:28,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:28,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:28,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:28,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59b9f1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28, skipping insertion in model container [2021-11-23 15:54:28,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:28,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:28,509 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_8b990697-eaa2-43b0-9d95-7de42337b81b/sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:54:28,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:28,778 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:28,790 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_8b990697-eaa2-43b0-9d95-7de42337b81b/sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:54:28,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:28,881 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:28,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28 WrapperNode [2021-11-23 15:54:28,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:28,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:28,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:28,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:28,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,941 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2021-11-23 15:54:28,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:28,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:28,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:28,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:28,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:29,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:29,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:29,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:29,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:29,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:29,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:29,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:29,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:29,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:29,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:29,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:29,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:29,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:54:29,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:54:29,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:54:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:54:29,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:54:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:54:29,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:54:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:54:29,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:54:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:54:29,118 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:54:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:54:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:29,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:29,120 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 15:54:29,336 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:29,337 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:30,084 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:30,256 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 15:54:30,268 INFO L158 Benchmark]: Toolchain (without parser) took 2045.41ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 76.2MB in the beginning and 125.0MB in the end (delta: -48.8MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,268 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:30,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.08ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 76.8MB in the end (delta: -838.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.02ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 74.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,273 INFO L158 Benchmark]: Boogie Preprocessor took 81.07ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,274 INFO L158 Benchmark]: RCFGBuilder took 1239.78ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 71.9MB in the beginning and 125.0MB in the end (delta: -53.1MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,283 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 661.08ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 76.8MB in the end (delta: -838.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.02ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 74.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.07ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1239.78ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 71.9MB in the beginning and 125.0MB in the end (delta: -53.1MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:30,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/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_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/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_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/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_8b990697-eaa2-43b0-9d95-7de42337b81b/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 b51bd5b35703bd543bead4074e6d14da7b357845ee956f8678aa2abe4dcc1210 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:32,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:32,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:32,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:32,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:32,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:32,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:32,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:32,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:32,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:32,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:32,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:32,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:32,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:32,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:32,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:32,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:32,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:32,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:32,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:32,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:32,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:32,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:32,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:32,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:32,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:32,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:32,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:32,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:32,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:32,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:32,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:32,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:32,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:32,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:32,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:32,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:32,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:32,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:32,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:32,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:32,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:32,979 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:32,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:32,981 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:32,981 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:32,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:32,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:32,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:32,983 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:32,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:32,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:32,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:32,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:32,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:32,986 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:32,986 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:32,986 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:32,986 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:32,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:32,987 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:32,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:32,987 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:32,987 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:32,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:32,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:32,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:32,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:32,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:32,989 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:32,989 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:32,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:32,990 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:32,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:32,990 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_8b990697-eaa2-43b0-9d95-7de42337b81b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b51bd5b35703bd543bead4074e6d14da7b357845ee956f8678aa2abe4dcc1210 [2021-11-23 15:54:33,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:33,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:33,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:33,416 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:33,417 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:33,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:54:33,488 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data/829ea8407/620d523fc9424a929db7ee464ee5ab5d/FLAGaf4afd4ca [2021-11-23 15:54:34,036 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:34,037 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:54:34,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data/829ea8407/620d523fc9424a929db7ee464ee5ab5d/FLAGaf4afd4ca [2021-11-23 15:54:34,327 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/data/829ea8407/620d523fc9424a929db7ee464ee5ab5d [2021-11-23 15:54:34,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:34,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:34,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:34,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:34,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:34,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc1bfdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34, skipping insertion in model container [2021-11-23 15:54:34,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:34,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:34,584 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_8b990697-eaa2-43b0-9d95-7de42337b81b/sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:54:34,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:34,955 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:34,970 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_8b990697-eaa2-43b0-9d95-7de42337b81b/sv-benchmarks/c/pthread-wmm/mix023_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:54:35,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:35,112 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:35,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35 WrapperNode [2021-11-23 15:54:35,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:35,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:35,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:35,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:35,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,179 INFO L137 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2021-11-23 15:54:35,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:35,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:35,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:35,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:35,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:35,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:35,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:35,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:35,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:35" (1/1) ... [2021-11-23 15:54:35,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:35,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:35,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:35,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:35,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:54:35,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:54:35,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:54:35,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:35,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:35,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:35,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:35,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:54:35,384 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:54:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:54:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:54:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:54:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:54:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:54:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:54:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:54:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:35,388 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 15:54:35,635 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:35,653 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:36,268 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:36,353 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 15:54:36,357 INFO L158 Benchmark]: Toolchain (without parser) took 2025.48ms. Allocated memory is still 73.4MB. Free memory was 48.4MB in the beginning and 43.8MB in the end (delta: 4.6MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,358 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 50.3MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:36,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 780.22ms. Allocated memory is still 73.4MB. Free memory was 48.2MB in the beginning and 42.8MB in the end (delta: 5.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.61ms. Allocated memory is still 73.4MB. Free memory was 42.8MB in the beginning and 40.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,361 INFO L158 Benchmark]: Boogie Preprocessor took 94.84ms. Allocated memory is still 73.4MB. Free memory was 40.2MB in the beginning and 37.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,361 INFO L158 Benchmark]: RCFGBuilder took 1079.12ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 43.8MB in the end (delta: -6.3MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,365 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 50.3MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 780.22ms. Allocated memory is still 73.4MB. Free memory was 48.2MB in the beginning and 42.8MB in the end (delta: 5.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.61ms. Allocated memory is still 73.4MB. Free memory was 42.8MB in the beginning and 40.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.84ms. Allocated memory is still 73.4MB. Free memory was 40.2MB in the beginning and 37.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1079.12ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 43.8MB in the end (delta: -6.3MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:36,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b990697-eaa2-43b0-9d95-7de42337b81b/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