./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 06:50:18,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 06:50:18,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 06:50:18,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 06:50:18,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 06:50:18,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 06:50:18,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 06:50:18,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 06:50:18,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 06:50:18,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 06:50:18,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 06:50:18,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 06:50:18,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 06:50:18,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 06:50:18,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 06:50:18,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 06:50:18,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 06:50:18,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 06:50:18,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 06:50:18,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 06:50:18,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 06:50:18,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 06:50:18,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 06:50:18,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 06:50:18,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 06:50:18,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 06:50:18,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 06:50:18,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 06:50:18,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 06:50:18,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 06:50:18,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 06:50:18,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 06:50:18,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 06:50:18,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 06:50:18,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 06:50:18,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 06:50:18,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 06:50:18,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 06:50:18,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 06:50:18,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 06:50:18,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 06:50:18,192 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-23 06:50:18,214 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 06:50:18,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 06:50:18,214 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 06:50:18,215 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 06:50:18,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 06:50:18,216 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 06:50:18,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 06:50:18,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 06:50:18,217 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 06:50:18,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 06:50:18,218 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 06:50:18,218 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 06:50:18,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 06:50:18,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 06:50:18,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 06:50:18,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 06:50:18,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 06:50:18,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 06:50:18,220 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 06:50:18,220 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 06:50:18,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 06:50:18,221 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 06:50:18,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 06:50:18,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 06:50:18,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 06:50:18,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-23 06:50:18,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 06:50:18,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:50:18,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 06:50:18,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 06:50:18,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 06:50:18,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 06:50:18,223 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-23 06:50:18,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 06:50:18,224 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-23 06:50:18,224 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-23 06:50:18,224 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-23 06:50:18,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 06:50:18,225 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-23 06:50:18,225 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-23 06:50:18,225 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_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 [2022-11-23 06:50:18,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 06:50:18,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 06:50:18,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 06:50:18,520 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 06:50:18,520 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 06:50:18,522 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2022-11-23 06:50:21,565 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 06:50:21,815 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 06:50:21,816 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2022-11-23 06:50:21,829 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/data/3c2d310fe/8915257ddf2d4f12a29ad8c7a7aac218/FLAG9d8fbe2ee [2022-11-23 06:50:21,844 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/data/3c2d310fe/8915257ddf2d4f12a29ad8c7a7aac218 [2022-11-23 06:50:21,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 06:50:21,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 06:50:21,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 06:50:21,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 06:50:21,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 06:50:21,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:50:21" (1/1) ... [2022-11-23 06:50:21,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30ac20f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:21, skipping insertion in model container [2022-11-23 06:50:21,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:50:21" (1/1) ... [2022-11-23 06:50:21,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 06:50:21,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 06:50:22,093 WARN L237 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_30e77bc0-fff8-4bf1-a665-664b514eb966/sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i[986,999] [2022-11-23 06:50:22,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:50:22,424 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 06:50:22,439 WARN L237 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_30e77bc0-fff8-4bf1-a665-664b514eb966/sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i[986,999] [2022-11-23 06:50:22,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:50:22,597 INFO L208 MainTranslator]: Completed translation [2022-11-23 06:50:22,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22 WrapperNode [2022-11-23 06:50:22,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 06:50:22,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 06:50:22,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 06:50:22,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 06:50:22,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,694 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 515 [2022-11-23 06:50:22,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 06:50:22,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 06:50:22,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 06:50:22,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 06:50:22,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,772 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 06:50:22,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 06:50:22,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 06:50:22,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 06:50:22,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (1/1) ... [2022-11-23 06:50:22,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:50:22,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:50:22,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 06:50:22,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 06:50:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 06:50:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-23 06:50:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 06:50:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 06:50:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 06:50:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-23 06:50:22,883 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-23 06:50:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-23 06:50:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-23 06:50:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-23 06:50:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-23 06:50:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 06:50:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-23 06:50:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 06:50:22,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 06:50:22,887 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 06:50:23,090 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 06:50:23,092 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 06:50:24,679 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 06:51:30,252 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 06:51:30,252 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 06:51:30,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:51:30 BoogieIcfgContainer [2022-11-23 06:51:30,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 06:51:30,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 06:51:30,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 06:51:30,266 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 06:51:30,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:50:21" (1/3) ... [2022-11-23 06:51:30,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4754d699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:51:30, skipping insertion in model container [2022-11-23 06:51:30,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:50:22" (2/3) ... [2022-11-23 06:51:30,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4754d699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:51:30, skipping insertion in model container [2022-11-23 06:51:30,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:51:30" (3/3) ... [2022-11-23 06:51:30,272 INFO L112 eAbstractionObserver]: Analyzing ICFG mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2022-11-23 06:51:30,281 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 06:51:30,291 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 06:51:30,292 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 251 error locations. [2022-11-23 06:51:30,292 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 06:51:37,738 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-23 06:51:37,788 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:51:37,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:51:37,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:37,795 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:51:37,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-23 06:51:37,878 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:51:37,897 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2022-11-23 06:51:37,904 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@23659950, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:51:37,904 INFO L358 AbstractCegarLoop]: Starting to check reachability of 129 error locations. [2022-11-23 06:52:29,616 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2022-11-23 06:52:29,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:29,625 INFO L85 PathProgramCache]: Analyzing trace with hash -74272924, now seen corresponding path program 1 times [2022-11-23 06:52:29,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:29,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113442529] [2022-11-23 06:52:29,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:29,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:30,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:30,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:30,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113442529] [2022-11-23 06:52:30,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113442529] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:30,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:30,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:30,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825418815] [2022-11-23 06:52:30,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:30,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 06:52:30,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:30,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 06:52:30,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 06:52:30,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:30,125 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:30,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:52:30,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:45,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:45,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (128 of 129 remaining) [2022-11-23 06:52:45,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (127 of 129 remaining) [2022-11-23 06:52:45,589 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (126 of 129 remaining) [2022-11-23 06:52:45,589 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (125 of 129 remaining) [2022-11-23 06:52:45,590 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (124 of 129 remaining) [2022-11-23 06:52:45,590 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (123 of 129 remaining) [2022-11-23 06:52:45,590 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (122 of 129 remaining) [2022-11-23 06:52:45,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (121 of 129 remaining) [2022-11-23 06:52:45,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (120 of 129 remaining) [2022-11-23 06:52:45,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (119 of 129 remaining) [2022-11-23 06:52:45,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (118 of 129 remaining) [2022-11-23 06:52:45,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (117 of 129 remaining) [2022-11-23 06:52:45,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (116 of 129 remaining) [2022-11-23 06:52:45,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (115 of 129 remaining) [2022-11-23 06:52:45,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (114 of 129 remaining) [2022-11-23 06:52:45,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (113 of 129 remaining) [2022-11-23 06:52:45,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (112 of 129 remaining) [2022-11-23 06:52:45,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (111 of 129 remaining) [2022-11-23 06:52:45,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (110 of 129 remaining) [2022-11-23 06:52:45,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (109 of 129 remaining) [2022-11-23 06:52:45,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (108 of 129 remaining) [2022-11-23 06:52:45,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (107 of 129 remaining) [2022-11-23 06:52:45,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (106 of 129 remaining) [2022-11-23 06:52:45,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (105 of 129 remaining) [2022-11-23 06:52:45,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (104 of 129 remaining) [2022-11-23 06:52:45,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (103 of 129 remaining) [2022-11-23 06:52:45,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (102 of 129 remaining) [2022-11-23 06:52:45,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (101 of 129 remaining) [2022-11-23 06:52:45,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (100 of 129 remaining) [2022-11-23 06:52:45,597 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (99 of 129 remaining) [2022-11-23 06:52:45,597 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (98 of 129 remaining) [2022-11-23 06:52:45,597 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (97 of 129 remaining) [2022-11-23 06:52:45,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (96 of 129 remaining) [2022-11-23 06:52:45,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err33ASSERT_VIOLATIONDATA_RACE (95 of 129 remaining) [2022-11-23 06:52:45,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err35ASSERT_VIOLATIONDATA_RACE (94 of 129 remaining) [2022-11-23 06:52:45,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err34ASSERT_VIOLATIONDATA_RACE (93 of 129 remaining) [2022-11-23 06:52:45,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err36ASSERT_VIOLATIONDATA_RACE (92 of 129 remaining) [2022-11-23 06:52:45,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err37ASSERT_VIOLATIONDATA_RACE (91 of 129 remaining) [2022-11-23 06:52:45,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err38ASSERT_VIOLATIONDATA_RACE (90 of 129 remaining) [2022-11-23 06:52:45,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err39ASSERT_VIOLATIONDATA_RACE (89 of 129 remaining) [2022-11-23 06:52:45,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err40ASSERT_VIOLATIONDATA_RACE (88 of 129 remaining) [2022-11-23 06:52:45,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err41ASSERT_VIOLATIONDATA_RACE (87 of 129 remaining) [2022-11-23 06:52:45,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err42ASSERT_VIOLATIONDATA_RACE (86 of 129 remaining) [2022-11-23 06:52:45,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err44ASSERT_VIOLATIONDATA_RACE (85 of 129 remaining) [2022-11-23 06:52:45,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err43ASSERT_VIOLATIONDATA_RACE (84 of 129 remaining) [2022-11-23 06:52:45,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err45ASSERT_VIOLATIONDATA_RACE (83 of 129 remaining) [2022-11-23 06:52:45,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err46ASSERT_VIOLATIONDATA_RACE (82 of 129 remaining) [2022-11-23 06:52:45,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err47ASSERT_VIOLATIONDATA_RACE (81 of 129 remaining) [2022-11-23 06:52:45,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err48ASSERT_VIOLATIONDATA_RACE (80 of 129 remaining) [2022-11-23 06:52:45,605 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err49ASSERT_VIOLATIONDATA_RACE (79 of 129 remaining) [2022-11-23 06:52:45,605 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err50ASSERT_VIOLATIONDATA_RACE (78 of 129 remaining) [2022-11-23 06:52:45,606 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err51ASSERT_VIOLATIONDATA_RACE (77 of 129 remaining) [2022-11-23 06:52:45,606 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err52ASSERT_VIOLATIONDATA_RACE (76 of 129 remaining) [2022-11-23 06:52:45,606 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err54ASSERT_VIOLATIONDATA_RACE (75 of 129 remaining) [2022-11-23 06:52:45,606 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err53ASSERT_VIOLATIONDATA_RACE (74 of 129 remaining) [2022-11-23 06:52:45,607 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err55ASSERT_VIOLATIONDATA_RACE (73 of 129 remaining) [2022-11-23 06:52:45,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err56ASSERT_VIOLATIONDATA_RACE (72 of 129 remaining) [2022-11-23 06:52:45,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err57ASSERT_VIOLATIONDATA_RACE (71 of 129 remaining) [2022-11-23 06:52:45,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err58ASSERT_VIOLATIONDATA_RACE (70 of 129 remaining) [2022-11-23 06:52:45,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err60ASSERT_VIOLATIONDATA_RACE (69 of 129 remaining) [2022-11-23 06:52:45,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err59ASSERT_VIOLATIONDATA_RACE (68 of 129 remaining) [2022-11-23 06:52:45,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err61ASSERT_VIOLATIONDATA_RACE (67 of 129 remaining) [2022-11-23 06:52:45,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err62ASSERT_VIOLATIONDATA_RACE (66 of 129 remaining) [2022-11-23 06:52:45,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err63ASSERT_VIOLATIONDATA_RACE (65 of 129 remaining) [2022-11-23 06:52:45,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err64ASSERT_VIOLATIONDATA_RACE (64 of 129 remaining) [2022-11-23 06:52:45,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err65ASSERT_VIOLATIONDATA_RACE (63 of 129 remaining) [2022-11-23 06:52:45,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err66ASSERT_VIOLATIONDATA_RACE (62 of 129 remaining) [2022-11-23 06:52:45,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err67ASSERT_VIOLATIONDATA_RACE (61 of 129 remaining) [2022-11-23 06:52:45,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err68ASSERT_VIOLATIONDATA_RACE (60 of 129 remaining) [2022-11-23 06:52:45,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err69ASSERT_VIOLATIONDATA_RACE (59 of 129 remaining) [2022-11-23 06:52:45,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err70ASSERT_VIOLATIONDATA_RACE (58 of 129 remaining) [2022-11-23 06:52:45,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err71ASSERT_VIOLATIONDATA_RACE (57 of 129 remaining) [2022-11-23 06:52:45,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err72ASSERT_VIOLATIONDATA_RACE (56 of 129 remaining) [2022-11-23 06:52:45,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err73ASSERT_VIOLATIONDATA_RACE (55 of 129 remaining) [2022-11-23 06:52:45,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err74ASSERT_VIOLATIONDATA_RACE (54 of 129 remaining) [2022-11-23 06:52:45,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err75ASSERT_VIOLATIONDATA_RACE (53 of 129 remaining) [2022-11-23 06:52:45,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err76ASSERT_VIOLATIONDATA_RACE (52 of 129 remaining) [2022-11-23 06:52:45,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err77ASSERT_VIOLATIONDATA_RACE (51 of 129 remaining) [2022-11-23 06:52:45,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err78ASSERT_VIOLATIONDATA_RACE (50 of 129 remaining) [2022-11-23 06:52:45,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err79ASSERT_VIOLATIONDATA_RACE (49 of 129 remaining) [2022-11-23 06:52:45,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err80ASSERT_VIOLATIONDATA_RACE (48 of 129 remaining) [2022-11-23 06:52:45,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err81ASSERT_VIOLATIONDATA_RACE (47 of 129 remaining) [2022-11-23 06:52:45,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err82ASSERT_VIOLATIONDATA_RACE (46 of 129 remaining) [2022-11-23 06:52:45,621 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err83ASSERT_VIOLATIONDATA_RACE (45 of 129 remaining) [2022-11-23 06:52:45,621 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err84ASSERT_VIOLATIONDATA_RACE (44 of 129 remaining) [2022-11-23 06:52:45,621 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err85ASSERT_VIOLATIONDATA_RACE (43 of 129 remaining) [2022-11-23 06:52:45,621 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err86ASSERT_VIOLATIONDATA_RACE (42 of 129 remaining) [2022-11-23 06:52:45,622 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err87ASSERT_VIOLATIONDATA_RACE (41 of 129 remaining) [2022-11-23 06:52:45,622 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err88ASSERT_VIOLATIONDATA_RACE (40 of 129 remaining) [2022-11-23 06:52:45,622 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err89ASSERT_VIOLATIONDATA_RACE (39 of 129 remaining) [2022-11-23 06:52:45,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err90ASSERT_VIOLATIONDATA_RACE (38 of 129 remaining) [2022-11-23 06:52:45,629 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err91ASSERT_VIOLATIONDATA_RACE (37 of 129 remaining) [2022-11-23 06:52:45,629 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err92ASSERT_VIOLATIONDATA_RACE (36 of 129 remaining) [2022-11-23 06:52:45,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err93ASSERT_VIOLATIONDATA_RACE (35 of 129 remaining) [2022-11-23 06:52:45,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err94ASSERT_VIOLATIONDATA_RACE (34 of 129 remaining) [2022-11-23 06:52:45,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err95ASSERT_VIOLATIONDATA_RACE (33 of 129 remaining) [2022-11-23 06:52:45,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err96ASSERT_VIOLATIONDATA_RACE (32 of 129 remaining) [2022-11-23 06:52:45,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err97ASSERT_VIOLATIONDATA_RACE (31 of 129 remaining) [2022-11-23 06:52:45,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err98ASSERT_VIOLATIONDATA_RACE (30 of 129 remaining) [2022-11-23 06:52:45,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err99ASSERT_VIOLATIONDATA_RACE (29 of 129 remaining) [2022-11-23 06:52:45,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err100ASSERT_VIOLATIONDATA_RACE (28 of 129 remaining) [2022-11-23 06:52:45,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err101ASSERT_VIOLATIONDATA_RACE (27 of 129 remaining) [2022-11-23 06:52:45,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err102ASSERT_VIOLATIONDATA_RACE (26 of 129 remaining) [2022-11-23 06:52:45,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err103ASSERT_VIOLATIONDATA_RACE (25 of 129 remaining) [2022-11-23 06:52:45,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err104ASSERT_VIOLATIONDATA_RACE (24 of 129 remaining) [2022-11-23 06:52:45,634 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err105ASSERT_VIOLATIONDATA_RACE (23 of 129 remaining) [2022-11-23 06:52:45,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err106ASSERT_VIOLATIONDATA_RACE (22 of 129 remaining) [2022-11-23 06:52:45,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err107ASSERT_VIOLATIONDATA_RACE (21 of 129 remaining) [2022-11-23 06:52:45,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err108ASSERT_VIOLATIONDATA_RACE (20 of 129 remaining) [2022-11-23 06:52:45,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err109ASSERT_VIOLATIONDATA_RACE (19 of 129 remaining) [2022-11-23 06:52:45,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err110ASSERT_VIOLATIONDATA_RACE (18 of 129 remaining) [2022-11-23 06:52:45,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err111ASSERT_VIOLATIONDATA_RACE (17 of 129 remaining) [2022-11-23 06:52:45,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err112ASSERT_VIOLATIONDATA_RACE (16 of 129 remaining) [2022-11-23 06:52:45,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err113ASSERT_VIOLATIONDATA_RACE (15 of 129 remaining) [2022-11-23 06:52:45,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err114ASSERT_VIOLATIONDATA_RACE (14 of 129 remaining) [2022-11-23 06:52:45,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err115ASSERT_VIOLATIONDATA_RACE (13 of 129 remaining) [2022-11-23 06:52:45,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err116ASSERT_VIOLATIONDATA_RACE (12 of 129 remaining) [2022-11-23 06:52:45,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err117ASSERT_VIOLATIONDATA_RACE (11 of 129 remaining) [2022-11-23 06:52:45,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err118ASSERT_VIOLATIONDATA_RACE (10 of 129 remaining) [2022-11-23 06:52:45,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err119ASSERT_VIOLATIONDATA_RACE (9 of 129 remaining) [2022-11-23 06:52:45,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err120ASSERT_VIOLATIONDATA_RACE (8 of 129 remaining) [2022-11-23 06:52:45,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err121ASSERT_VIOLATIONDATA_RACE (7 of 129 remaining) [2022-11-23 06:52:45,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err122ASSERT_VIOLATIONDATA_RACE (6 of 129 remaining) [2022-11-23 06:52:45,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err123ASSERT_VIOLATIONDATA_RACE (5 of 129 remaining) [2022-11-23 06:52:45,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err124ASSERT_VIOLATIONDATA_RACE (4 of 129 remaining) [2022-11-23 06:52:45,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err125ASSERT_VIOLATIONDATA_RACE (3 of 129 remaining) [2022-11-23 06:52:45,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err126ASSERT_VIOLATIONDATA_RACE (2 of 129 remaining) [2022-11-23 06:52:45,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err127ASSERT_VIOLATIONDATA_RACE (1 of 129 remaining) [2022-11-23 06:52:45,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err128ASSERT_VIOLATIONDATA_RACE (0 of 129 remaining) [2022-11-23 06:52:45,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 06:52:45,653 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-23 06:52:45,656 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2022-11-23 06:52:45,822 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:52:45,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:52:45,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:45,891 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:52:45,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-11-23 06:52:45,955 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:52:45,955 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-23 06:52:45,955 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@23659950, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:52:45,956 INFO L358 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2022-11-23 06:53:36,742 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-11-23 06:53:36,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:36,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1638354403, now seen corresponding path program 1 times [2022-11-23 06:53:36,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:36,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071324960] [2022-11-23 06:53:36,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:36,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:36,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:53:36,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:53:36,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071324960] [2022-11-23 06:53:36,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071324960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:53:36,966 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:53:36,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:53:36,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106228413] [2022-11-23 06:53:36,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:53:36,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 06:53:36,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:36,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 06:53:36,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 06:53:36,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:36,969 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:36,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:53:36,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:43,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:43,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 06:53:43,192 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-11-23 06:53:43,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:43,193 INFO L85 PathProgramCache]: Analyzing trace with hash 882092974, now seen corresponding path program 1 times [2022-11-23 06:53:43,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:43,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357313065] [2022-11-23 06:53:43,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:43,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:44,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:53:44,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:53:44,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357313065] [2022-11-23 06:53:44,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357313065] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:53:44,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:53:44,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:53:44,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800875536] [2022-11-23 06:53:44,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:53:44,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:53:44,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:44,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:53:44,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:53:44,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:44,320 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:44,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 43.0) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:53:44,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:44,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:45,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:45,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:45,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 06:53:45,148 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-11-23 06:53:45,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:45,148 INFO L85 PathProgramCache]: Analyzing trace with hash 870503629, now seen corresponding path program 1 times [2022-11-23 06:53:45,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:45,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723849565] [2022-11-23 06:53:45,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:45,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:45,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:53:45,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:53:45,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723849565] [2022-11-23 06:53:45,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723849565] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:53:45,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:53:45,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:53:45,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180797390] [2022-11-23 06:53:45,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:53:45,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:53:45,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:45,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:53:45,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:53:45,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:45,970 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:45,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 49.5) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:53:45,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:45,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:45,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:58,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:58,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:58,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:58,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (40 of 41 remaining) [2022-11-23 06:53:58,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (39 of 41 remaining) [2022-11-23 06:53:58,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (38 of 41 remaining) [2022-11-23 06:53:58,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (37 of 41 remaining) [2022-11-23 06:53:58,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (36 of 41 remaining) [2022-11-23 06:53:58,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (35 of 41 remaining) [2022-11-23 06:53:58,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (34 of 41 remaining) [2022-11-23 06:53:58,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (33 of 41 remaining) [2022-11-23 06:53:58,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (32 of 41 remaining) [2022-11-23 06:53:58,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (31 of 41 remaining) [2022-11-23 06:53:58,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (30 of 41 remaining) [2022-11-23 06:53:58,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (29 of 41 remaining) [2022-11-23 06:53:58,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (28 of 41 remaining) [2022-11-23 06:53:58,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (27 of 41 remaining) [2022-11-23 06:53:58,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (26 of 41 remaining) [2022-11-23 06:53:58,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (25 of 41 remaining) [2022-11-23 06:53:58,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (24 of 41 remaining) [2022-11-23 06:53:58,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (23 of 41 remaining) [2022-11-23 06:53:58,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (22 of 41 remaining) [2022-11-23 06:53:58,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (21 of 41 remaining) [2022-11-23 06:53:58,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (20 of 41 remaining) [2022-11-23 06:53:58,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (19 of 41 remaining) [2022-11-23 06:53:58,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (18 of 41 remaining) [2022-11-23 06:53:58,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (17 of 41 remaining) [2022-11-23 06:53:58,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (16 of 41 remaining) [2022-11-23 06:53:58,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (15 of 41 remaining) [2022-11-23 06:53:58,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (14 of 41 remaining) [2022-11-23 06:53:58,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (13 of 41 remaining) [2022-11-23 06:53:58,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (12 of 41 remaining) [2022-11-23 06:53:58,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (11 of 41 remaining) [2022-11-23 06:53:58,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (10 of 41 remaining) [2022-11-23 06:53:58,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (9 of 41 remaining) [2022-11-23 06:53:58,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (8 of 41 remaining) [2022-11-23 06:53:58,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (7 of 41 remaining) [2022-11-23 06:53:58,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (6 of 41 remaining) [2022-11-23 06:53:58,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (5 of 41 remaining) [2022-11-23 06:53:58,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (4 of 41 remaining) [2022-11-23 06:53:58,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (3 of 41 remaining) [2022-11-23 06:53:58,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 41 remaining) [2022-11-23 06:53:58,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 41 remaining) [2022-11-23 06:53:58,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 41 remaining) [2022-11-23 06:53:58,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 06:53:59,003 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-23 06:53:59,004 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2022-11-23 06:53:59,011 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:53:59,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:53:59,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:53:59,019 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e77bc0-fff8-4bf1-a665-664b514eb966/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:53:59,023 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:53:59,024 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork2 ======== [2022-11-23 06:53:59,024 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@23659950, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:53:59,024 INFO L358 AbstractCegarLoop]: Starting to check reachability of 32 error locations.