./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_09-ptrmunge_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_09-ptrmunge_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw --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 970aeb05466fab8a4f1842e5a4212ccc8109141703ea02aad9a394d03dd3473a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:21:51,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:21:51,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:21:51,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:21:51,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:21:51,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:21:51,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:21:51,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:21:51,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:21:51,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:21:51,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:21:51,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:21:51,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:21:51,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:21:51,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:21:51,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:21:51,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:21:51,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:21:51,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:21:51,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:21:51,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:21:51,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:21:51,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:21:51,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:21:51,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:21:51,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:21:51,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:21:51,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:21:51,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:21:51,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:21:51,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:21:51,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:21:51,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:21:51,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:21:51,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:21:51,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:21:51,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:21:51,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:21:51,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:21:51,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:21:51,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:21:51,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2021-11-23 14:21:51,820 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:21:51,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:21:51,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:21:51,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:21:51,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 14:21:51,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 14:21:51,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:21:51,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:21:51,823 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:21:51,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:21:51,825 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:21:51,825 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 14:21:51,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:21:51,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:21:51,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:21:51,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:21:51,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:21:51,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:21:51,826 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-23 14:21:51,827 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:21:51,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:21:51,827 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:21:51,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:21:51,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:21:51,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:21:51,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-23 14:21:51,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:21:51,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:21:51,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:21:51,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:21:51,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:21:51,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:21:51,832 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-11-23 14:21:51,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:21:51,832 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:21:51,832 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-23 14:21:51,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:21:51,833 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-23 14:21:51,833 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-23 14:21:51,833 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_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 970aeb05466fab8a4f1842e5a4212ccc8109141703ea02aad9a394d03dd3473a [2021-11-23 14:21:52,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:21:52,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:21:52,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:21:52,141 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:21:52,142 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:21:52,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/../../sv-benchmarks/c/goblint-regression/04-mutex_09-ptrmunge_rc.i [2021-11-23 14:21:52,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/data/964f38ab5/360d7f6d6d8a45d08a2b6cb194598ded/FLAGbd3012145 [2021-11-23 14:21:52,757 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:21:52,758 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/sv-benchmarks/c/goblint-regression/04-mutex_09-ptrmunge_rc.i [2021-11-23 14:21:52,786 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/data/964f38ab5/360d7f6d6d8a45d08a2b6cb194598ded/FLAGbd3012145 [2021-11-23 14:21:53,033 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/data/964f38ab5/360d7f6d6d8a45d08a2b6cb194598ded [2021-11-23 14:21:53,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:21:53,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:21:53,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:21:53,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:21:53,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:21:53,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:53,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43253b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53, skipping insertion in model container [2021-11-23 14:21:53,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:53,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:21:53,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:21:53,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:21:53,779 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 14:21:53,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:21:53,935 INFO L208 MainTranslator]: Completed translation [2021-11-23 14:21:53,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53 WrapperNode [2021-11-23 14:21:53,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:21:53,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 14:21:53,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 14:21:53,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 14:21:53,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:53,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:54,031 INFO L137 Inliner]: procedures = 263, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2021-11-23 14:21:54,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 14:21:54,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 14:21:54,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 14:21:54,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 14:21:54,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:54,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:54,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:54,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:54,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:54,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:54,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:54,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 14:21:54,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 14:21:54,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 14:21:54,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 14:21:54,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (1/1) ... [2021-11-23 14:21:54,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:21:54,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:21:54,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 14:21:54,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 14:21:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 14:21:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 14:21:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 14:21:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 14:21:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 14:21:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 14:21:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 14:21:54,201 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 14:21:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 14:21:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 14:21:54,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 14:21:54,203 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 14:21:54,400 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 14:21:54,402 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 14:21:54,713 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 14:21:54,721 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 14:21:54,721 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 14:21:54,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:21:54 BoogieIcfgContainer [2021-11-23 14:21:54,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 14:21:54,726 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 14:21:54,726 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 14:21:54,729 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 14:21:54,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:21:53" (1/3) ... [2021-11-23 14:21:54,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24529315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:21:54, skipping insertion in model container [2021-11-23 14:21:54,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:53" (2/3) ... [2021-11-23 14:21:54,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24529315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:21:54, skipping insertion in model container [2021-11-23 14:21:54,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:21:54" (3/3) ... [2021-11-23 14:21:54,733 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_09-ptrmunge_rc.i [2021-11-23 14:21:54,739 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 14:21:54,739 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 14:21:54,740 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-11-23 14:21:54,740 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 14:21:54,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,777 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,777 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,777 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,777 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,781 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,781 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,781 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,781 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,786 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,786 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,786 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,789 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,789 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,789 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,790 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,790 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,790 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,790 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,791 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,791 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,791 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,791 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,794 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,794 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,794 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,795 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,795 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,795 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,795 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,808 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,808 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,808 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,808 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,809 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,809 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_munge_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:54,820 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-23 14:21:54,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-23 14:21:54,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:21:54,876 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-23 14:21:54,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-23 14:21:54,925 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-11-23 14:21:54,932 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 14:21:54,932 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-23 14:21:55,324 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-23 14:21:55,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:55,329 INFO L85 PathProgramCache]: Analyzing trace with hash -2092684959, now seen corresponding path program 1 times [2021-11-23 14:21:55,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:55,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642131591] [2021-11-23 14:21:55,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:55,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:56,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:21:56,304 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:56,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642131591] [2021-11-23 14:21:56,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642131591] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:56,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:56,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-23 14:21:56,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758242014] [2021-11-23 14:21:56,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:56,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 14:21:56,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:56,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 14:21:56,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-23 14:21:56,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:56,341 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:56,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 5.8) internal successors, (58), 11 states have internal predecessors, (58), 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) [2021-11-23 14:21:56,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:56,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-23 14:21:56,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 14:21:56,880 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-23 14:21:56,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:56,881 INFO L85 PathProgramCache]: Analyzing trace with hash 647168574, now seen corresponding path program 1 times [2021-11-23 14:21:56,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:56,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462280487] [2021-11-23 14:21:56,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:56,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 14:21:56,941 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 14:21:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 14:21:57,060 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 14:21:57,060 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 14:21:57,062 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2021-11-23 14:21:57,064 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2021-11-23 14:21:57,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 14:21:57,082 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-23 14:21:57,084 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was UNSAFE,UNKNOWN (1/2) [2021-11-23 14:21:57,089 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-23 14:21:57,090 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 14:21:57,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:21:57 BasicIcfg [2021-11-23 14:21:57,206 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 14:21:57,207 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 14:21:57,207 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 14:21:57,207 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 14:21:57,208 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:21:54" (3/4) ... [2021-11-23 14:21:57,211 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 14:21:57,211 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 14:21:57,212 INFO L158 Benchmark]: Toolchain (without parser) took 4175.57ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 60.2MB in the beginning and 96.7MB in the end (delta: -36.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:21:57,213 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 68.2MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:21:57,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 896.46ms. Allocated memory is still 96.5MB. Free memory was 60.0MB in the beginning and 53.6MB in the end (delta: 6.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 14:21:57,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.74ms. Allocated memory is still 96.5MB. Free memory was 53.6MB in the beginning and 51.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 14:21:57,214 INFO L158 Benchmark]: Boogie Preprocessor took 71.11ms. Allocated memory is still 96.5MB. Free memory was 51.1MB in the beginning and 49.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:21:57,215 INFO L158 Benchmark]: RCFGBuilder took 618.52ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 49.0MB in the beginning and 102.8MB in the end (delta: -53.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2021-11-23 14:21:57,215 INFO L158 Benchmark]: TraceAbstraction took 2481.01ms. Allocated memory is still 130.0MB. Free memory was 101.8MB in the beginning and 96.7MB in the end (delta: 5.0MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2021-11-23 14:21:57,216 INFO L158 Benchmark]: Witness Printer took 4.30ms. Allocated memory is still 130.0MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:21:57,227 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 68.2MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 896.46ms. Allocated memory is still 96.5MB. Free memory was 60.0MB in the beginning and 53.6MB in the end (delta: 6.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.74ms. Allocated memory is still 96.5MB. Free memory was 53.6MB in the beginning and 51.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.11ms. Allocated memory is still 96.5MB. Free memory was 51.1MB in the beginning and 49.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 618.52ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 49.0MB in the beginning and 102.8MB in the end (delta: -53.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2481.01ms. Allocated memory is still 130.0MB. Free memory was 101.8MB in the beginning and 96.7MB in the end (delta: 5.0MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. * Witness Printer took 4.30ms. Allocated memory is still 130.0MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 682, positive: 639, positive conditional: 69, positive unconditional: 570, negative: 43, negative conditional: 11, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 676, positive: 639, positive conditional: 69, positive unconditional: 570, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 676, positive: 639, positive conditional: 69, positive unconditional: 570, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, positive: 639, positive conditional: 42, positive unconditional: 597, negative: 40, negative conditional: 3, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, positive: 639, positive conditional: 35, positive unconditional: 604, negative: 40, negative conditional: 3, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, positive: 639, positive conditional: 35, positive unconditional: 604, negative: 40, negative conditional: 3, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 612, positive: 577, positive conditional: 6, positive unconditional: 571, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 612, positive: 546, positive conditional: 0, positive unconditional: 546, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 31, positive conditional: 6, positive unconditional: 25, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 338, positive: 184, positive conditional: 17, positive unconditional: 167, negative: 154, negative conditional: 12, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 679, positive: 62, positive conditional: 29, positive unconditional: 33, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 612, unknown conditional: 9, unknown unconditional: 603] , Statistics on independence cache: Total cache size (in pairs): 612, Positive cache size: 577, Positive conditional cache size: 6, Positive unconditional cache size: 571, Negative cache size: 35, Negative conditional cache size: 3, Negative unconditional cache size: 32, Eliminated conditions: 7, Maximal queried relation: 1, Independence queries for same thread: 6 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 72, Number of trivial persistent sets: 64, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 602, positive: 570, positive conditional: 0, positive unconditional: 570, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 682, positive: 639, positive conditional: 69, positive unconditional: 570, negative: 43, negative conditional: 11, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 676, positive: 639, positive conditional: 69, positive unconditional: 570, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 676, positive: 639, positive conditional: 69, positive unconditional: 570, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, positive: 639, positive conditional: 42, positive unconditional: 597, negative: 40, negative conditional: 3, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, positive: 639, positive conditional: 35, positive unconditional: 604, negative: 40, negative conditional: 3, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, positive: 639, positive conditional: 35, positive unconditional: 604, negative: 40, negative conditional: 3, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 612, positive: 577, positive conditional: 6, positive unconditional: 571, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 612, positive: 546, positive conditional: 0, positive unconditional: 546, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 31, positive conditional: 6, positive unconditional: 25, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 338, positive: 184, positive conditional: 17, positive unconditional: 167, negative: 154, negative conditional: 12, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 679, positive: 62, positive conditional: 29, positive unconditional: 33, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 612, unknown conditional: 9, unknown unconditional: 603] , Statistics on independence cache: Total cache size (in pairs): 612, Positive cache size: 577, Positive conditional cache size: 6, Positive unconditional cache size: 571, Negative cache size: 35, Negative conditional cache size: 3, Negative unconditional cache size: 32, Eliminated conditions: 7, Maximal queried relation: 1, Independence queries for same thread: 6 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 923]: Data race detected Data race detected The following path leads to a data race: [L917] 0 int myglobal1; VAL [myglobal1={1:0}] [L918] 0 int myglobal2; VAL [myglobal1={1:0}, myglobal2=0] [L919] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={2:0}, myglobal1={1:0}, myglobal2=0] [L920] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0] [L931] 0 pthread_t id; VAL [id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0] [L932] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L927] CALL 1 munge(&mutex1, &myglobal1) [L933] CALL 0 munge(&mutex2,&myglobal1) [L923] EXPR 1 \read(*v) VAL [\read(*v)=0, m={2:0}, m={3:0}, m={2:0}, m={3:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, pthread_mutex_lock(m)=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}] [L923] EXPR 1 *v+1 VAL [\read(*v)=0, m={3:0}, m={2:0}, m={2:0}, m={3:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}] [L923] 0 \read(*v) VAL [\read(*v)=0, \read(*v)=0, m={3:0}, m={2:0}, m={2:0}, m={3:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}] [L923] EXPR 1 *v+1 VAL [\read(*v)=0, \read(*v)=0, m={2:0}, m={2:0}, m={3:0}, m={3:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}] [L923] 1 *v=*v+1 VAL [\read(*v)=0, \read(*v)=0, m={2:0}, m={3:0}, m={2:0}, m={3:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}] [L923] 0 *v+1 VAL [\read(*v)=0, \read(*v)=0, m={3:0}, m={2:0}, m={3:0}, m={2:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: *v+1 [923] * C: *v+1 [923] * C: *v+1 [923] * C: *v+1 [923] and C: *v=*v+1 [923] - UnprovableResult [Line: 923]: 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 for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 136 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.9s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 11, 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, 0.8s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 435 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 [2021-11-23 14:21:57,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-23 14:21:57,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_833c9887-dab4-4cff-a3a4-95db1d488018/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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