./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a 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_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi --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 16b41d7352a3e7bca6c65d29839f35cd9a045339e5497acb7d0d6bf7ecef2ad7 --- 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-5e519f3 [2022-11-04 12:05:27,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:05:27,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:05:27,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:05:27,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:05:27,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:05:27,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:05:27,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:05:27,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:05:27,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:05:27,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:05:27,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:05:27,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:05:27,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:05:27,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:05:27,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:05:27,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:05:27,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:05:27,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:05:27,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:05:27,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:05:27,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:05:27,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:05:27,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:05:27,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:05:27,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:05:27,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:05:27,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:05:27,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:05:27,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:05:27,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:05:27,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:05:27,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:05:27,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:05:27,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:05:27,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:05:27,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:05:27,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:05:27,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:05:27,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:05:27,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:05:27,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-04 12:05:27,248 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:05:27,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:05:27,249 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:05:27,249 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:05:27,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:05:27,251 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:05:27,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:05:27,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:05:27,252 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:05:27,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:05:27,254 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:05:27,254 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-04 12:05:27,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-04 12:05:27,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:05:27,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:05:27,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:05:27,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:05:27,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:05:27,256 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-04 12:05:27,256 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:05:27,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:05:27,257 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:05:27,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:05:27,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:05:27,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:05:27,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-04 12:05:27,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:05:27,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:05:27,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:05:27,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:05:27,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:05:27,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-04 12:05:27,261 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-04 12:05:27,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-04 12:05:27,261 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:05:27,262 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:05:27,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:05:27,262 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:05:27,262 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:05:27,263 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_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16b41d7352a3e7bca6c65d29839f35cd9a045339e5497acb7d0d6bf7ecef2ad7 [2022-11-04 12:05:27,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:05:27,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:05:27,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:05:27,680 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:05:27,681 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:05:27,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i [2022-11-04 12:05:27,757 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/data/dc5f3d5b4/ff32e984ecee40bc8dab973e9f4108cf/FLAG5c57f469e [2022-11-04 12:05:28,393 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:05:28,394 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/sv-benchmarks/c/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i [2022-11-04 12:05:28,416 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/data/dc5f3d5b4/ff32e984ecee40bc8dab973e9f4108cf/FLAG5c57f469e [2022-11-04 12:05:28,641 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/data/dc5f3d5b4/ff32e984ecee40bc8dab973e9f4108cf [2022-11-04 12:05:28,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:05:28,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:05:28,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:28,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:05:28,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:05:28,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:28" (1/1) ... [2022-11-04 12:05:28,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@911454d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28, skipping insertion in model container [2022-11-04 12:05:28,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:28" (1/1) ... [2022-11-04 12:05:28,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:05:28,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:05:28,940 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_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/sv-benchmarks/c/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i[1097,1110] [2022-11-04 12:05:29,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:05:29,213 INFO L203 MainTranslator]: Completed pre-run [2022-11-04 12:05:29,227 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_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/sv-benchmarks/c/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i[1097,1110] [2022-11-04 12:05:29,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:05:29,327 INFO L208 MainTranslator]: Completed translation [2022-11-04 12:05:29,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29 WrapperNode [2022-11-04 12:05:29,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:29,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-04 12:05:29,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-04 12:05:29,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-04 12:05:29,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,403 INFO L138 Inliner]: procedures = 162, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2022-11-04 12:05:29,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-04 12:05:29,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-04 12:05:29,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-04 12:05:29,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-04 12:05:29,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,456 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-04 12:05:29,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-04 12:05:29,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-04 12:05:29,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-04 12:05:29,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (1/1) ... [2022-11-04 12:05:29,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:05:29,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:05:29,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-04 12:05:29,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-04 12:05:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-04 12:05:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-04 12:05:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-04 12:05:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-04 12:05:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-04 12:05:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-04 12:05:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-04 12:05:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-04 12:05:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-04 12:05:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-04 12:05:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-04 12:05:29,547 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-04 12:05:29,674 INFO L235 CfgBuilder]: Building ICFG [2022-11-04 12:05:29,676 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-04 12:05:29,972 INFO L276 CfgBuilder]: Performing block encoding [2022-11-04 12:05:29,980 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-04 12:05:29,982 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-04 12:05:29,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:05:29 BoogieIcfgContainer [2022-11-04 12:05:29,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-04 12:05:29,988 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-04 12:05:29,990 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-04 12:05:29,994 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-04 12:05:29,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 12:05:28" (1/3) ... [2022-11-04 12:05:29,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ece947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:05:29, skipping insertion in model container [2022-11-04 12:05:29,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:29" (2/3) ... [2022-11-04 12:05:29,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ece947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:05:29, skipping insertion in model container [2022-11-04 12:05:29,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:05:29" (3/3) ... [2022-11-04 12:05:30,001 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_31-traces-mine-vs-mutex_true.i [2022-11-04 12:05:30,011 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-04 12:05:30,021 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-04 12:05:30,021 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-04 12:05:30,022 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-04 12:05:30,123 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-04 12:05:30,204 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:05:30,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:05:30,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:05:30,206 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:05:30,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-04 12:05:30,247 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:05:30,263 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-11-04 12:05:30,270 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;@3b6cc5d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:05:30,271 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-04 12:05:30,432 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-11-04 12:05:30,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:05:30,438 INFO L85 PathProgramCache]: Analyzing trace with hash 942539173, now seen corresponding path program 1 times [2022-11-04 12:05:30,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:05:30,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575824413] [2022-11-04 12:05:30,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:05:30,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:05:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:05:30,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:05:30,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:05:30,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575824413] [2022-11-04 12:05:30,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575824413] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:05:30,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:05:30,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:05:30,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338858924] [2022-11-04 12:05:30,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:05:30,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:05:30,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:05:30,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:05:30,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:05:30,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:30,817 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:05:30,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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) [2022-11-04 12:05:30,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:30,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:30,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-04 12:05:30,895 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-11-04 12:05:30,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:05:30,895 INFO L85 PathProgramCache]: Analyzing trace with hash 681403516, now seen corresponding path program 1 times [2022-11-04 12:05:30,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:05:30,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607506619] [2022-11-04 12:05:30,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:05:30,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:05:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:05:31,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:05:31,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:05:31,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607506619] [2022-11-04 12:05:31,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607506619] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:05:31,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:05:31,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:05:31,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813534612] [2022-11-04 12:05:31,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:05:31,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:05:31,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:05:31,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:05:31,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:05:31,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:31,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:05:31,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2022-11-04 12:05:31,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:31,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:31,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:31,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:31,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-04 12:05:31,185 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-11-04 12:05:31,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:05:31,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1008465629, now seen corresponding path program 1 times [2022-11-04 12:05:31,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:05:31,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803380670] [2022-11-04 12:05:31,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:05:31,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:05:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:05:31,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:05:31,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:05:31,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803380670] [2022-11-04 12:05:31,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803380670] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:05:31,401 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:05:31,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:05:31,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682272080] [2022-11-04 12:05:31,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:05:31,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:05:31,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:05:31,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:05:31,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:05:31,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:31,404 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:05:31,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 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) [2022-11-04 12:05:31,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:31,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:31,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:31,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:31,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:31,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:31,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-04 12:05:31,642 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-11-04 12:05:31,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:05:31,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1165600479, now seen corresponding path program 1 times [2022-11-04 12:05:31,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:05:31,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545697209] [2022-11-04 12:05:31,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:05:31,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:05:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:05:32,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:05:32,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:05:32,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545697209] [2022-11-04 12:05:32,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545697209] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:05:32,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:05:32,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-04 12:05:32,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086159241] [2022-11-04 12:05:32,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:05:32,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:05:32,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:05:32,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:05:32,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:05:32,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:32,066 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:05:32,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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) [2022-11-04 12:05:32,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:32,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:05:32,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-04 12:05:32,181 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-11-04 12:05:32,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:05:32,181 INFO L85 PathProgramCache]: Analyzing trace with hash -92194958, now seen corresponding path program 1 times [2022-11-04 12:05:32,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:05:32,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826412098] [2022-11-04 12:05:32,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:05:32,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:05:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:05:32,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:05:32,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:05:32,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826412098] [2022-11-04 12:05:32,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826412098] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:05:32,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:05:32,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:05:32,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171148945] [2022-11-04 12:05:32,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:05:32,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:05:32,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:05:32,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:05:32,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:05:32,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:32,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:05:32,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 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) [2022-11-04 12:05:32,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:05:32,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:32,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:05:32,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2022-11-04 12:05:32,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2022-11-04 12:05:32,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2022-11-04 12:05:32,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (0 of 4 remaining) [2022-11-04 12:05:32,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-04 12:05:32,455 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-04 12:05:32,457 INFO L307 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (1/2) [2022-11-04 12:05:32,461 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:05:32,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:05:32,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:05:32,466 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:05:32,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-11-04 12:05:32,512 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:05:32,513 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-04 12:05:32,514 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;@3b6cc5d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:05:32,514 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-04 12:05:32,616 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-04 12:05:32,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:05:32,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1938885332, now seen corresponding path program 1 times [2022-11-04 12:05:32,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:05:32,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790930342] [2022-11-04 12:05:32,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:05:32,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:05:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:05:32,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:05:32,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:05:32,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790930342] [2022-11-04 12:05:32,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790930342] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:05:32,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:05:32,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:05:32,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227475559] [2022-11-04 12:05:32,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:05:32,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:05:32,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:05:32,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:05:32,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:05:32,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:32,692 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:05:32,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2022-11-04 12:05:32,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:32,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-04 12:05:32,746 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-04 12:05:32,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:05:32,747 INFO L85 PathProgramCache]: Analyzing trace with hash -255113913, now seen corresponding path program 1 times [2022-11-04 12:05:32,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:05:32,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550553384] [2022-11-04 12:05:32,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:05:32,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:05:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:05:32,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:05:32,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:05:32,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550553384] [2022-11-04 12:05:32,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550553384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:05:32,893 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:05:32,893 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:05:32,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959762873] [2022-11-04 12:05:32,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:05:32,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:05:32,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:05:32,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:05:32,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:05:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:32,903 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:05:32,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-04 12:05:32,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:32,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:33,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:33,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:33,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-04 12:05:33,049 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-04 12:05:33,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:05:33,050 INFO L85 PathProgramCache]: Analyzing trace with hash 387613472, now seen corresponding path program 1 times [2022-11-04 12:05:33,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:05:33,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826139698] [2022-11-04 12:05:33,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:05:33,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:05:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:05:33,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:05:33,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:05:33,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826139698] [2022-11-04 12:05:33,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826139698] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:05:33,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:05:33,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-04 12:05:33,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831284916] [2022-11-04 12:05:33,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:05:33,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:05:33,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:05:33,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:05:33,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:05:33,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:33,432 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:05:33,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 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) [2022-11-04 12:05:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:33,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:33,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:33,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:05:33,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-04 12:05:33,599 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-04 12:05:33,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:05:33,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1889614177, now seen corresponding path program 1 times [2022-11-04 12:05:33,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:05:33,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446045683] [2022-11-04 12:05:33,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:05:33,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:05:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:05:34,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:05:34,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:05:34,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446045683] [2022-11-04 12:05:34,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446045683] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:05:34,130 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:05:34,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:05:34,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469575709] [2022-11-04 12:05:34,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:05:34,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:05:34,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:05:34,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:05:34,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:05:34,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:34,133 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:05:34,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 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) [2022-11-04 12:05:34,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:34,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:34,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:05:34,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:05:34,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:34,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:05:34,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:05:34,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:05:34,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (2 of 3 remaining) [2022-11-04 12:05:34,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (1 of 3 remaining) [2022-11-04 12:05:34,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2022-11-04 12:05:34,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-04 12:05:34,331 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-04 12:05:34,332 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/2) [2022-11-04 12:05:34,333 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-04 12:05:34,333 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-04 12:05:34,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.11 12:05:34 BasicIcfg [2022-11-04 12:05:34,339 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-04 12:05:34,340 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-04 12:05:34,340 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-04 12:05:34,340 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-04 12:05:34,341 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:05:29" (3/4) ... [2022-11-04 12:05:34,344 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-04 12:05:34,351 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-04 12:05:34,357 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-04 12:05:34,357 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-04 12:05:34,358 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-04 12:05:34,358 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-04 12:05:34,396 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/witness.graphml [2022-11-04 12:05:34,396 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-04 12:05:34,397 INFO L158 Benchmark]: Toolchain (without parser) took 5752.58ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 58.7MB in the beginning and 57.2MB in the end (delta: 1.5MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2022-11-04 12:05:34,398 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 76.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:05:34,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 682.50ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 65.9MB in the end (delta: -7.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-04 12:05:34,398 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.66ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 63.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-04 12:05:34,398 INFO L158 Benchmark]: Boogie Preprocessor took 63.01ms. Allocated memory is still 100.7MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-04 12:05:34,399 INFO L158 Benchmark]: RCFGBuilder took 518.37ms. Allocated memory is still 100.7MB. Free memory was 62.2MB in the beginning and 48.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-04 12:05:34,399 INFO L158 Benchmark]: TraceAbstraction took 4350.98ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 47.5MB in the beginning and 59.3MB in the end (delta: -11.8MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2022-11-04 12:05:34,399 INFO L158 Benchmark]: Witness Printer took 56.33ms. Allocated memory is still 146.8MB. Free memory was 59.3MB in the beginning and 57.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-04 12:05:34,402 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 76.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 682.50ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 65.9MB in the end (delta: -7.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.66ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 63.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.01ms. Allocated memory is still 100.7MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 518.37ms. Allocated memory is still 100.7MB. Free memory was 62.2MB in the beginning and 48.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4350.98ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 47.5MB in the beginning and 59.3MB in the end (delta: -11.8MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Witness Printer took 56.33ms. Allocated memory is still 146.8MB. Free memory was 59.3MB in the beginning and 57.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2021, positive: 1900, positive conditional: 435, positive unconditional: 1465, negative: 121, negative conditional: 77, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1957, positive: 1900, positive conditional: 435, positive unconditional: 1465, negative: 57, negative conditional: 13, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1957, positive: 1900, positive conditional: 435, positive unconditional: 1465, negative: 57, negative conditional: 13, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1982, positive: 1900, positive conditional: 6, positive unconditional: 1894, negative: 82, negative conditional: 19, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1982, positive: 1900, positive conditional: 6, positive unconditional: 1894, negative: 82, negative conditional: 14, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1982, positive: 1900, positive conditional: 6, positive unconditional: 1894, negative: 82, negative conditional: 14, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1524, positive: 1469, positive conditional: 4, positive unconditional: 1465, negative: 55, negative conditional: 10, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1524, positive: 1436, positive conditional: 0, positive unconditional: 1436, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 33, positive conditional: 4, positive unconditional: 29, negative: 55, negative conditional: 10, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 309, positive: 134, positive conditional: 13, positive unconditional: 120, negative: 175, negative conditional: 28, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1982, positive: 431, positive conditional: 2, positive unconditional: 429, negative: 27, negative conditional: 4, negative unconditional: 23, unknown: 1524, unknown conditional: 14, unknown unconditional: 1510] , Statistics on independence cache: Total cache size (in pairs): 1524, Positive cache size: 1469, Positive conditional cache size: 4, Positive unconditional cache size: 1465, Negative cache size: 55, Negative conditional cache size: 10, Negative unconditional cache size: 45, Eliminated conditions: 5, Maximal queried relation: 2, Independence queries for same thread: 64 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 351, Number of trivial persistent sets: 333, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1509, positive: 1465, positive conditional: 0, positive unconditional: 1465, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2021, positive: 1900, positive conditional: 435, positive unconditional: 1465, negative: 121, negative conditional: 77, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1957, positive: 1900, positive conditional: 435, positive unconditional: 1465, negative: 57, negative conditional: 13, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1957, positive: 1900, positive conditional: 435, positive unconditional: 1465, negative: 57, negative conditional: 13, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1982, positive: 1900, positive conditional: 6, positive unconditional: 1894, negative: 82, negative conditional: 19, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1982, positive: 1900, positive conditional: 6, positive unconditional: 1894, negative: 82, negative conditional: 14, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1982, positive: 1900, positive conditional: 6, positive unconditional: 1894, negative: 82, negative conditional: 14, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1524, positive: 1469, positive conditional: 4, positive unconditional: 1465, negative: 55, negative conditional: 10, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1524, positive: 1436, positive conditional: 0, positive unconditional: 1436, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 33, positive conditional: 4, positive unconditional: 29, negative: 55, negative conditional: 10, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 309, positive: 134, positive conditional: 13, positive unconditional: 120, negative: 175, negative conditional: 28, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1982, positive: 431, positive conditional: 2, positive unconditional: 429, negative: 27, negative conditional: 4, negative unconditional: 23, unknown: 1524, unknown conditional: 14, unknown unconditional: 1510] , Statistics on independence cache: Total cache size (in pairs): 1524, Positive cache size: 1469, Positive conditional cache size: 4, Positive unconditional cache size: 1465, Negative cache size: 55, Negative conditional cache size: 10, Negative unconditional cache size: 45, Eliminated conditions: 5, Maximal queried relation: 2, Independence queries for same thread: 64 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2091, positive: 1983, positive conditional: 360, positive unconditional: 1623, negative: 108, negative conditional: 58, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2047, positive: 1983, positive conditional: 360, positive unconditional: 1623, negative: 64, negative conditional: 14, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2047, positive: 1983, positive conditional: 360, positive unconditional: 1623, negative: 64, negative conditional: 14, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2077, positive: 1983, positive conditional: 9, positive unconditional: 1974, negative: 94, negative conditional: 21, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2077, positive: 1983, positive conditional: 9, positive unconditional: 1974, negative: 94, negative conditional: 17, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2077, positive: 1983, positive conditional: 9, positive unconditional: 1974, negative: 94, negative conditional: 17, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1694, positive: 1630, positive conditional: 7, positive unconditional: 1623, negative: 64, negative conditional: 13, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1694, positive: 1592, positive conditional: 0, positive unconditional: 1592, negative: 102, negative conditional: 0, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 102, positive: 38, positive conditional: 7, positive unconditional: 31, negative: 64, negative conditional: 13, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 315, positive: 149, positive conditional: 18, positive unconditional: 131, negative: 166, negative conditional: 38, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2077, positive: 353, positive conditional: 2, positive unconditional: 351, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 1694, unknown conditional: 20, unknown unconditional: 1674] , Statistics on independence cache: Total cache size (in pairs): 1694, Positive cache size: 1630, Positive conditional cache size: 7, Positive unconditional cache size: 1623, Negative cache size: 64, Negative conditional cache size: 13, Negative unconditional cache size: 51, Eliminated conditions: 4, Maximal queried relation: 2, Independence queries for same thread: 44 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 317, Number of trivial persistent sets: 295, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1673, positive: 1623, positive conditional: 0, positive unconditional: 1623, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2091, positive: 1983, positive conditional: 360, positive unconditional: 1623, negative: 108, negative conditional: 58, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2047, positive: 1983, positive conditional: 360, positive unconditional: 1623, negative: 64, negative conditional: 14, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2047, positive: 1983, positive conditional: 360, positive unconditional: 1623, negative: 64, negative conditional: 14, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2077, positive: 1983, positive conditional: 9, positive unconditional: 1974, negative: 94, negative conditional: 21, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2077, positive: 1983, positive conditional: 9, positive unconditional: 1974, negative: 94, negative conditional: 17, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2077, positive: 1983, positive conditional: 9, positive unconditional: 1974, negative: 94, negative conditional: 17, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1694, positive: 1630, positive conditional: 7, positive unconditional: 1623, negative: 64, negative conditional: 13, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1694, positive: 1592, positive conditional: 0, positive unconditional: 1592, negative: 102, negative conditional: 0, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 102, positive: 38, positive conditional: 7, positive unconditional: 31, negative: 64, negative conditional: 13, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 315, positive: 149, positive conditional: 18, positive unconditional: 131, negative: 166, negative conditional: 38, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2077, positive: 353, positive conditional: 2, positive unconditional: 351, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 1694, unknown conditional: 20, unknown unconditional: 1674] , Statistics on independence cache: Total cache size (in pairs): 1694, Positive cache size: 1630, Positive conditional cache size: 7, Positive unconditional cache size: 1623, Negative cache size: 64, Negative conditional cache size: 13, Negative unconditional cache size: 51, Eliminated conditions: 4, Maximal queried relation: 2, Independence queries for same thread: 44 - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 702]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 705]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 141 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 309 NumberOfCodeBlocks, 309 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 304 ConstructedInterpolants, 0 QuantifiedInterpolants, 460 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 141 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 270 NumberOfCodeBlocks, 270 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 266 ConstructedInterpolants, 0 QuantifiedInterpolants, 497 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-04 12:05:34,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2022-11-04 12:05:34,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-11-04 12:05:34,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5579af-acd2-4e2e-8bd5-4763426ccbfb/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE