./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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 4b807ac1723767f46eb51e856f642cbeec29c757d6219d60986235d902b15355 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:41,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:41,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:41,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:41,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:41,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:41,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:41,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:41,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:41,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:41,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:41,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:41,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:41,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:41,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:41,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:41,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:41,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:41,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:41,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:41,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:41,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:41,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:41,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:41,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:41,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:41,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:41,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:41,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:41,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:41,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:41,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:41,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:41,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:41,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:41,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:41,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:41,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:41,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:41,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:41,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:41,819 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:41,865 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:41,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:41,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:41,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:41,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:41,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:41,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:41,868 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:41,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:41,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:41,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:41,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:41,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:41,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:41,877 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:41,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:41,877 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:41,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:41,878 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:41,878 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:41,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:41,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:41,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:41,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:41,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:41,880 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:41,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:41,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:41,881 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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b807ac1723767f46eb51e856f642cbeec29c757d6219d60986235d902b15355 [2021-11-23 15:02:42,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:42,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:42,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:42,211 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:42,213 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:42,214 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-23 15:02:42,289 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data/3c49c96de/0fb757adb6d24506b43a69dfc35e1bea/FLAG7c559360f [2021-11-23 15:02:42,771 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:42,771 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-23 15:02:42,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data/3c49c96de/0fb757adb6d24506b43a69dfc35e1bea/FLAG7c559360f [2021-11-23 15:02:43,121 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data/3c49c96de/0fb757adb6d24506b43a69dfc35e1bea [2021-11-23 15:02:43,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:43,125 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:43,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:43,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:43,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:43,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17014b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43, skipping insertion in model container [2021-11-23 15:02:43,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:43,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:43,378 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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2021-11-23 15:02:43,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:43,603 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:43,620 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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2021-11-23 15:02:43,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:43,725 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:43,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43 WrapperNode [2021-11-23 15:02:43,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:43,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:43,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:43,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:43,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,805 INFO L137 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 196 [2021-11-23 15:02:43,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:43,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:43,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:43,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:43,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:43,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:43,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:43,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:43,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:43,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:43,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:43,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:43,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:02:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:02:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:02:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:02:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:02:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:02:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:02:43,953 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:02:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:02:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:43,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:43,954 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 15:02:44,066 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:44,068 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:44,623 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:44,717 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 15:02:44,721 INFO L158 Benchmark]: Toolchain (without parser) took 1594.84ms. Allocated memory is still 102.8MB. Free memory was 65.0MB in the beginning and 70.7MB in the end (delta: -5.6MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:44,722 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:44,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.47ms. Allocated memory is still 102.8MB. Free memory was 64.8MB in the beginning and 67.3MB in the end (delta: -2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:44,723 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.67ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 64.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:44,724 INFO L158 Benchmark]: Boogie Preprocessor took 62.57ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 62.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:44,725 INFO L158 Benchmark]: RCFGBuilder took 848.33ms. Allocated memory is still 102.8MB. Free memory was 62.5MB in the beginning and 70.7MB in the end (delta: -8.2MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:44,729 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.47ms. Allocated memory is still 102.8MB. Free memory was 64.8MB in the beginning and 67.3MB in the end (delta: -2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.67ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 64.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.57ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 62.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 848.33ms. Allocated memory is still 102.8MB. Free memory was 62.5MB in the beginning and 70.7MB in the end (delta: -8.2MB). Peak memory consumption was 28.9MB. 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 15:02:44,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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 4b807ac1723767f46eb51e856f642cbeec29c757d6219d60986235d902b15355 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:47,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:47,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:47,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:47,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:47,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:47,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:47,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:47,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:47,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:47,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:47,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:47,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:47,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:47,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:47,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:47,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:47,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:47,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:47,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:47,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:47,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:47,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:47,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:47,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:47,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:47,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:47,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:47,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:47,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:47,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:47,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:47,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:47,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:47,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:47,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:47,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:47,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:47,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:47,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:47,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:47,336 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:47,376 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:47,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:47,377 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:47,377 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:47,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:47,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:47,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:47,378 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:47,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:47,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:47,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:47,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:47,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:47,379 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:47,380 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:47,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:47,380 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:47,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:47,380 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:47,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:47,381 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:47,381 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:47,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:47,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:47,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:47,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:47,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:47,382 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:47,382 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:47,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:47,383 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:47,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:47,383 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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b807ac1723767f46eb51e856f642cbeec29c757d6219d60986235d902b15355 [2021-11-23 15:02:47,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:47,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:47,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:47,867 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:47,868 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:47,872 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-23 15:02:47,957 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data/c41bae086/3ab2d235917f4495a61ad9c93f4747f3/FLAGf3ecdaead [2021-11-23 15:02:48,641 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:48,641 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-23 15:02:48,659 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data/c41bae086/3ab2d235917f4495a61ad9c93f4747f3/FLAGf3ecdaead [2021-11-23 15:02:48,953 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/data/c41bae086/3ab2d235917f4495a61ad9c93f4747f3 [2021-11-23 15:02:48,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:48,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:48,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:48,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:48,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:48,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c7f4c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48, skipping insertion in model container [2021-11-23 15:02:48,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:49,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:49,257 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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2021-11-23 15:02:49,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:49,467 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:49,480 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_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/sv-benchmarks/c/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2021-11-23 15:02:49,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:49,565 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:49,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49 WrapperNode [2021-11-23 15:02:49,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:49,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:49,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:49,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:49,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,639 INFO L137 Inliner]: procedures = 178, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 197 [2021-11-23 15:02:49,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:49,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:49,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:49,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:49,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:49,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:49,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:49,723 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:49,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:49,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:49,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:49,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:02:49,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:02:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:02:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:02:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:02:49,797 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:02:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:02:49,798 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:02:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:02:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:49,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:49,800 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 15:02:49,998 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:50,000 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:50,591 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:50,715 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 15:02:50,720 INFO L158 Benchmark]: Toolchain (without parser) took 1759.80ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 42.0MB in the beginning and 47.3MB in the end (delta: -5.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:50,721 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:50,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 605.01ms. Allocated memory is still 65.0MB. Free memory was 41.9MB in the beginning and 34.1MB in the end (delta: 7.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:50,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.88ms. Allocated memory is still 65.0MB. Free memory was 34.1MB in the beginning and 46.2MB in the end (delta: -12.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:50,723 INFO L158 Benchmark]: Boogie Preprocessor took 62.76ms. Allocated memory is still 65.0MB. Free memory was 46.2MB in the beginning and 43.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:50,724 INFO L158 Benchmark]: RCFGBuilder took 995.15ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 43.9MB in the beginning and 47.3MB in the end (delta: -3.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:50,728 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 605.01ms. Allocated memory is still 65.0MB. Free memory was 41.9MB in the beginning and 34.1MB in the end (delta: 7.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.88ms. Allocated memory is still 65.0MB. Free memory was 34.1MB in the beginning and 46.2MB in the end (delta: -12.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.76ms. Allocated memory is still 65.0MB. Free memory was 46.2MB in the beginning and 43.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 995.15ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 43.9MB in the beginning and 47.3MB in the end (delta: -3.4MB). Peak memory consumption was 16.5MB. 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 15:02:50,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc203c0-d056-4481-a8e0-44ab63e8fd7e/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