./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/00-sanity_09-include.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/00-sanity_09-include.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 307d63abfae79cdd61ed4daf9d81bc4d48dc48683ca873101296e7e9a62177df --- 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-dbf71c6-m [2022-10-17 10:11:25,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:11:25,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:11:25,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:11:25,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:11:25,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:11:25,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:11:25,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:11:25,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:11:25,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:11:25,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:11:25,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:11:25,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:11:25,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:11:25,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:11:25,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:11:25,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:11:25,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:11:25,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:11:25,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:11:25,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:11:25,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:11:25,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:11:25,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:11:25,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:11:25,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:11:25,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:11:25,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:11:25,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:11:25,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:11:25,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:11:25,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:11:25,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:11:25,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:11:25,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:11:25,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:11:25,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:11:25,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:11:25,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:11:25,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:11:25,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:11:25,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-10-17 10:11:25,624 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:11:25,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:11:25,630 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:11:25,631 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:11:25,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:11:25,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:11:25,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:11:25,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:11:25,634 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:11:25,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:11:25,636 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:11:25,636 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:11:25,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:11:25,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:11:25,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:11:25,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:11:25,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:11:25,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:11:25,638 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-10-17 10:11:25,638 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:11:25,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:11:25,638 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:11:25,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:11:25,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:11:25,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:11:25,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:11:25,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:11:25,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:11:25,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:11:25,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:11:25,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:11:25,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:11:25,641 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:11:25,642 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:11:25,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:11:25,642 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_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 307d63abfae79cdd61ed4daf9d81bc4d48dc48683ca873101296e7e9a62177df [2022-10-17 10:11:25,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:11:25,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:11:25,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:11:25,937 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:11:25,938 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:11:25,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/goblint-regression/00-sanity_09-include.i [2022-10-17 10:11:26,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/data/32d15d7e9/37a68c42bba44756b034a81c99d24c5f/FLAG3e3803ccc [2022-10-17 10:11:26,654 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:11:26,655 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/sv-benchmarks/c/goblint-regression/00-sanity_09-include.i [2022-10-17 10:11:26,678 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/data/32d15d7e9/37a68c42bba44756b034a81c99d24c5f/FLAG3e3803ccc [2022-10-17 10:11:26,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/data/32d15d7e9/37a68c42bba44756b034a81c99d24c5f [2022-10-17 10:11:26,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:11:26,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:11:26,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:11:26,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:11:26,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:11:26,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:11:26" (1/1) ... [2022-10-17 10:11:26,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b01c92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:26, skipping insertion in model container [2022-10-17 10:11:26,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:11:26" (1/1) ... [2022-10-17 10:11:26,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:11:27,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:11:27,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:11:27,600 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:11:27,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:11:27,754 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:11:27,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27 WrapperNode [2022-10-17 10:11:27,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:11:27,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:11:27,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:11:27,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:11:27,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,839 INFO L138 Inliner]: procedures = 264, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2022-10-17 10:11:27,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:11:27,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:11:27,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:11:27,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:11:27,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,878 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:11:27,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:11:27,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:11:27,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:11:27,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (1/1) ... [2022-10-17 10:11:27,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:11:27,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:11:27,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:11:27,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:11:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:11:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:11:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:11:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 10:11:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:11:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-10-17 10:11:27,988 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-10-17 10:11:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:11:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:11:27,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:11:27,990 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 10:11:28,195 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:11:28,198 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:11:28,421 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:11:28,436 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:11:28,437 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:11:28,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:11:28 BoogieIcfgContainer [2022-10-17 10:11:28,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:11:28,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:11:28,447 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:11:28,452 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:11:28,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:11:26" (1/3) ... [2022-10-17 10:11:28,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@536ac6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:11:28, skipping insertion in model container [2022-10-17 10:11:28,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:27" (2/3) ... [2022-10-17 10:11:28,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@536ac6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:11:28, skipping insertion in model container [2022-10-17 10:11:28,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:11:28" (3/3) ... [2022-10-17 10:11:28,456 INFO L112 eAbstractionObserver]: Analyzing ICFG 00-sanity_09-include.i [2022-10-17 10:11:28,490 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-17 10:11:28,503 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:11:28,503 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-10-17 10:11:28,503 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-17 10:11:28,568 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-17 10:11:28,627 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 62 places, 58 transitions, 121 flow [2022-10-17 10:11:28,669 INFO L130 PetriNetUnfolder]: 0/57 cut-off events. [2022-10-17 10:11:28,670 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-10-17 10:11:28,671 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61 conditions, 57 events. 0/57 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 42 event pairs, 0 based on Foata normal form. 0/53 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2022-10-17 10:11:28,672 INFO L82 GeneralOperation]: Start removeDead. Operand has 62 places, 58 transitions, 121 flow [2022-10-17 10:11:28,677 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 61 places, 57 transitions, 117 flow [2022-10-17 10:11:28,690 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:11:28,698 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=PETRI_NET, 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;@423f1b27, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:11:28,699 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-10-17 10:11:28,712 INFO L130 PetriNetUnfolder]: 0/27 cut-off events. [2022-10-17 10:11:28,713 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-10-17 10:11:28,713 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-10-17 10:11:28,714 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:28,715 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-10-17 10:11:28,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:28,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1480001371, now seen corresponding path program 1 times [2022-10-17 10:11:28,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:28,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204188767] [2022-10-17 10:11:28,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:28,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:11:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:11:29,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:11:29,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204188767] [2022-10-17 10:11:29,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204188767] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:11:29,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:11:29,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:11:29,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043426353] [2022-10-17 10:11:29,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:11:29,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 10:11:29,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:11:29,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:11:29,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:11:29,112 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 45 out of 58 [2022-10-17 10:11:29,117 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 57 transitions, 117 flow. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 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) [2022-10-17 10:11:29,119 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-10-17 10:11:29,119 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 45 of 58 [2022-10-17 10:11:29,120 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-10-17 10:11:29,238 INFO L130 PetriNetUnfolder]: 37/211 cut-off events. [2022-10-17 10:11:29,238 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-10-17 10:11:29,241 INFO L83 FinitePrefix]: Finished finitePrefix Result has 307 conditions, 211 events. 37/211 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 905 event pairs, 15 based on Foata normal form. 0/186 useless extension candidates. Maximal degree in co-relation 280. Up to 54 conditions per place. [2022-10-17 10:11:29,245 INFO L137 encePairwiseOnDemand]: 50/58 looper letters, 17 selfloop transitions, 6 changer transitions 0/67 dead transitions. [2022-10-17 10:11:29,245 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 67 transitions, 183 flow [2022-10-17 10:11:29,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:11:29,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-10-17 10:11:29,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 160 transitions. [2022-10-17 10:11:29,264 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.9195402298850575 [2022-10-17 10:11:29,265 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 160 transitions. [2022-10-17 10:11:29,265 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 160 transitions. [2022-10-17 10:11:29,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:11:29,270 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 160 transitions. [2022-10-17 10:11:29,273 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 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) [2022-10-17 10:11:29,279 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 58.0) internal successors, (232), 4 states have internal predecessors, (232), 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) [2022-10-17 10:11:29,279 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 58.0) internal successors, (232), 4 states have internal predecessors, (232), 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) [2022-10-17 10:11:29,282 INFO L175 Difference]: Start difference. First operand has 61 places, 57 transitions, 117 flow. Second operand 3 states and 160 transitions. [2022-10-17 10:11:29,283 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 67 transitions, 183 flow [2022-10-17 10:11:29,286 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 67 transitions, 182 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-10-17 10:11:29,291 INFO L231 Difference]: Finished difference. Result has 64 places, 63 transitions, 168 flow [2022-10-17 10:11:29,294 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=116, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=168, PETRI_PLACES=64, PETRI_TRANSITIONS=63} [2022-10-17 10:11:29,299 INFO L287 CegarLoopForPetriNet]: 61 programPoint places, 3 predicate places. [2022-10-17 10:11:29,299 INFO L495 AbstractCegarLoop]: Abstraction has has 64 places, 63 transitions, 168 flow [2022-10-17 10:11:29,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 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) [2022-10-17 10:11:29,300 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-10-17 10:11:29,300 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:29,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 10:11:29,301 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-10-17 10:11:29,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:29,302 INFO L85 PathProgramCache]: Analyzing trace with hash -962745479, now seen corresponding path program 1 times [2022-10-17 10:11:29,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:29,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435792260] [2022-10-17 10:11:29,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:29,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:11:29,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:11:29,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:11:29,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435792260] [2022-10-17 10:11:29,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435792260] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:11:29,435 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:11:29,435 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:11:29,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194859116] [2022-10-17 10:11:29,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:11:29,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 10:11:29,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:11:29,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:11:29,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:11:29,440 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 58 [2022-10-17 10:11:29,441 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 63 transitions, 168 flow. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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) [2022-10-17 10:11:29,441 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-10-17 10:11:29,441 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 58 [2022-10-17 10:11:29,441 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-10-17 10:11:29,603 INFO L130 PetriNetUnfolder]: 55/275 cut-off events. [2022-10-17 10:11:29,603 INFO L131 PetriNetUnfolder]: For 84/87 co-relation queries the response was YES. [2022-10-17 10:11:29,609 INFO L83 FinitePrefix]: Finished finitePrefix Result has 506 conditions, 275 events. 55/275 cut-off events. For 84/87 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1387 event pairs, 23 based on Foata normal form. 2/254 useless extension candidates. Maximal degree in co-relation 477. Up to 103 conditions per place. [2022-10-17 10:11:29,617 INFO L137 encePairwiseOnDemand]: 52/58 looper letters, 24 selfloop transitions, 7 changer transitions 1/73 dead transitions. [2022-10-17 10:11:29,617 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 73 transitions, 270 flow [2022-10-17 10:11:29,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:11:29,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-10-17 10:11:29,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 151 transitions. [2022-10-17 10:11:29,625 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.867816091954023 [2022-10-17 10:11:29,627 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 151 transitions. [2022-10-17 10:11:29,627 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 151 transitions. [2022-10-17 10:11:29,628 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:11:29,630 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 151 transitions. [2022-10-17 10:11:29,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 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) [2022-10-17 10:11:29,634 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 58.0) internal successors, (232), 4 states have internal predecessors, (232), 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) [2022-10-17 10:11:29,637 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 58.0) internal successors, (232), 4 states have internal predecessors, (232), 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) [2022-10-17 10:11:29,637 INFO L175 Difference]: Start difference. First operand has 64 places, 63 transitions, 168 flow. Second operand 3 states and 151 transitions. [2022-10-17 10:11:29,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 73 transitions, 270 flow [2022-10-17 10:11:29,640 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 73 transitions, 252 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-10-17 10:11:29,644 INFO L231 Difference]: Finished difference. Result has 66 places, 68 transitions, 212 flow [2022-10-17 10:11:29,646 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=156, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=212, PETRI_PLACES=66, PETRI_TRANSITIONS=68} [2022-10-17 10:11:29,647 INFO L287 CegarLoopForPetriNet]: 61 programPoint places, 5 predicate places. [2022-10-17 10:11:29,647 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 68 transitions, 212 flow [2022-10-17 10:11:29,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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) [2022-10-17 10:11:29,648 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-10-17 10:11:29,649 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:29,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-17 10:11:29,653 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-10-17 10:11:29,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:29,655 INFO L85 PathProgramCache]: Analyzing trace with hash 426019707, now seen corresponding path program 1 times [2022-10-17 10:11:29,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:29,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991384725] [2022-10-17 10:11:29,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:29,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:11:29,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:11:29,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:11:29,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991384725] [2022-10-17 10:11:29,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991384725] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:11:29,786 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:11:29,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:11:29,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141010104] [2022-10-17 10:11:29,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:11:29,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 10:11:29,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:11:29,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:11:29,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:11:29,796 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 58 [2022-10-17 10:11:29,796 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 68 transitions, 212 flow. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2022-10-17 10:11:29,796 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-10-17 10:11:29,796 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 58 [2022-10-17 10:11:29,797 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-10-17 10:11:29,899 INFO L130 PetriNetUnfolder]: 57/285 cut-off events. [2022-10-17 10:11:29,900 INFO L131 PetriNetUnfolder]: For 139/139 co-relation queries the response was YES. [2022-10-17 10:11:29,901 INFO L83 FinitePrefix]: Finished finitePrefix Result has 595 conditions, 285 events. 57/285 cut-off events. For 139/139 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1420 event pairs, 17 based on Foata normal form. 0/274 useless extension candidates. Maximal degree in co-relation 566. Up to 100 conditions per place. [2022-10-17 10:11:29,902 INFO L137 encePairwiseOnDemand]: 52/58 looper letters, 20 selfloop transitions, 7 changer transitions 10/79 dead transitions. [2022-10-17 10:11:29,903 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 79 transitions, 334 flow [2022-10-17 10:11:29,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:11:29,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-10-17 10:11:29,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 153 transitions. [2022-10-17 10:11:29,909 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.8793103448275862 [2022-10-17 10:11:29,909 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 153 transitions. [2022-10-17 10:11:29,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 153 transitions. [2022-10-17 10:11:29,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:11:29,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 153 transitions. [2022-10-17 10:11:29,912 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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) [2022-10-17 10:11:29,914 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 58.0) internal successors, (232), 4 states have internal predecessors, (232), 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) [2022-10-17 10:11:29,914 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 58.0) internal successors, (232), 4 states have internal predecessors, (232), 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) [2022-10-17 10:11:29,915 INFO L175 Difference]: Start difference. First operand has 66 places, 68 transitions, 212 flow. Second operand 3 states and 153 transitions. [2022-10-17 10:11:29,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 79 transitions, 334 flow [2022-10-17 10:11:29,922 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 79 transitions, 314 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-10-17 10:11:29,925 INFO L231 Difference]: Finished difference. Result has 68 places, 67 transitions, 230 flow [2022-10-17 10:11:29,926 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=230, PETRI_PLACES=68, PETRI_TRANSITIONS=67} [2022-10-17 10:11:29,928 INFO L287 CegarLoopForPetriNet]: 61 programPoint places, 7 predicate places. [2022-10-17 10:11:29,929 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 67 transitions, 230 flow [2022-10-17 10:11:29,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2022-10-17 10:11:29,929 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-10-17 10:11:29,929 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:29,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-17 10:11:29,930 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-10-17 10:11:29,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:29,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1840854160, now seen corresponding path program 1 times [2022-10-17 10:11:29,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:29,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661653241] [2022-10-17 10:11:29,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:29,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:30,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:11:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:30,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:11:30,065 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-17 10:11:30,067 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2022-10-17 10:11:30,071 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2022-10-17 10:11:30,072 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2022-10-17 10:11:30,072 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2022-10-17 10:11:30,078 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2022-10-17 10:11:30,078 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2022-10-17 10:11:30,078 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2022-10-17 10:11:30,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-17 10:11:30,079 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-10-17 10:11:30,087 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-17 10:11:30,087 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-17 10:11:30,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 10:11:30 BasicIcfg [2022-10-17 10:11:30,131 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 10:11:30,132 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:11:30,132 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:11:30,133 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:11:30,133 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:11:28" (3/4) ... [2022-10-17 10:11:30,136 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 10:11:30,136 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:11:30,137 INFO L158 Benchmark]: Toolchain (without parser) took 3199.28ms. Allocated memory was 104.9MB in the beginning and 134.2MB in the end (delta: 29.4MB). Free memory was 71.1MB in the beginning and 94.9MB in the end (delta: -23.9MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2022-10-17 10:11:30,138 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:11:30,138 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.48ms. Allocated memory is still 104.9MB. Free memory was 70.8MB in the beginning and 63.3MB in the end (delta: 7.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 10:11:30,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.73ms. Allocated memory is still 104.9MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:11:30,139 INFO L158 Benchmark]: Boogie Preprocessor took 41.98ms. Allocated memory is still 104.9MB. Free memory was 61.2MB in the beginning and 60.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:11:30,140 INFO L158 Benchmark]: RCFGBuilder took 558.97ms. Allocated memory is still 104.9MB. Free memory was 60.0MB in the beginning and 80.1MB in the end (delta: -20.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-10-17 10:11:30,141 INFO L158 Benchmark]: TraceAbstraction took 1686.68ms. Allocated memory was 104.9MB in the beginning and 134.2MB in the end (delta: 29.4MB). Free memory was 79.4MB in the beginning and 94.9MB in the end (delta: -15.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2022-10-17 10:11:30,141 INFO L158 Benchmark]: Witness Printer took 4.22ms. Allocated memory is still 134.2MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:11:30,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.48ms. Allocated memory is still 104.9MB. Free memory was 70.8MB in the beginning and 63.3MB in the end (delta: 7.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.73ms. Allocated memory is still 104.9MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.98ms. Allocated memory is still 104.9MB. Free memory was 61.2MB in the beginning and 60.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 558.97ms. Allocated memory is still 104.9MB. Free memory was 60.0MB in the beginning and 80.1MB in the end (delta: -20.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1686.68ms. Allocated memory was 104.9MB in the beginning and 134.2MB in the end (delta: 29.4MB). Free memory was 79.4MB in the beginning and 94.9MB in the end (delta: -15.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Witness Printer took 4.22ms. Allocated memory is still 134.2MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - DataRaceFoundResult [Line: 991]: Data race detected Data race detected The following path leads to a data race: [L987] 0 int glob; VAL [glob=0] [L988] 0 pthread_mutex_t mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [glob=0, mutex={1:0}] [L996] 0 pthread_t id; VAL [glob=0, id={2:0}, mutex={1:0}] [L997] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, glob=0, id={2:0}, mutex={1:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L998] 0 glob++ VAL [arg={0:0}, arg={0:0}, glob=0, id={2:0}, mutex={1:0}] [L991] 1 glob++ VAL [arg={0:0}, arg={0:0}, glob=0, mutex={1:0}] [L998] 0 glob++ VAL [arg={0:0}, arg={0:0}, glob=1, glob++=0, glob++=25, id={2:0}, mutex={1:0}] [L991] 1 glob++ VAL [arg={0:0}, arg={0:0}, glob=1, mutex={1:0}] Now there is a data race on ~glob~0 between C: glob++ [998] and C: glob++ [991] - UnprovableResult [Line: 998]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 998]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 997]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 991]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 78 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.5s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 41 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=230occurred in iteration=3, InterpolantAutomatonStates: 9, 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, 0.4s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 83 ConstructedInterpolants, 0 QuantifiedInterpolants, 89 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-17 10:11:30,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642b11a0-6907-4fd8-aa6f-4905c1f0f49c/bin/uautomizer-J5u9QxTXDZ/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE