./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-lit/fkp2013-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k --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 ac100ce7c66b3266dc643fb77471441d693f59fe8c56e13ccaa684a73cdda8b0 --- 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-8393723 [2022-11-18 01:48:18,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 01:48:18,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 01:48:18,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 01:48:18,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 01:48:18,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 01:48:18,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 01:48:18,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 01:48:18,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 01:48:18,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 01:48:18,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 01:48:18,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 01:48:18,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 01:48:18,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 01:48:18,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 01:48:18,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 01:48:18,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 01:48:18,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 01:48:18,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 01:48:18,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 01:48:18,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 01:48:18,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 01:48:18,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 01:48:18,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 01:48:18,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 01:48:18,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 01:48:18,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 01:48:18,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 01:48:18,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 01:48:18,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 01:48:18,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 01:48:18,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 01:48:18,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 01:48:18,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 01:48:18,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 01:48:18,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 01:48:18,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 01:48:18,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 01:48:18,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 01:48:18,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 01:48:18,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 01:48:18,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-18 01:48:18,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 01:48:18,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 01:48:18,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 01:48:18,663 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 01:48:18,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 01:48:18,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 01:48:18,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 01:48:18,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 01:48:18,667 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 01:48:18,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 01:48:18,669 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 01:48:18,669 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 01:48:18,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 01:48:18,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 01:48:18,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 01:48:18,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 01:48:18,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 01:48:18,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 01:48:18,671 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-18 01:48:18,671 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 01:48:18,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 01:48:18,672 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 01:48:18,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 01:48:18,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 01:48:18,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 01:48:18,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-18 01:48:18,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 01:48:18,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 01:48:18,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 01:48:18,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 01:48:18,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 01:48:18,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 01:48:18,677 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-18 01:48:18,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 01:48:18,677 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 01:48:18,677 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-18 01:48:18,678 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-18 01:48:18,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 01:48:18,678 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-18 01:48:18,678 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-18 01:48:18,679 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_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac100ce7c66b3266dc643fb77471441d693f59fe8c56e13ccaa684a73cdda8b0 [2022-11-18 01:48:19,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 01:48:19,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 01:48:19,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 01:48:19,076 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 01:48:19,077 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 01:48:19,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/../../sv-benchmarks/c/pthread-lit/fkp2013-1.i [2022-11-18 01:48:19,155 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/data/d807d0d82/87ea93b174c54193b263cfebb4697df4/FLAG1bb259b25 [2022-11-18 01:48:19,742 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 01:48:19,743 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/sv-benchmarks/c/pthread-lit/fkp2013-1.i [2022-11-18 01:48:19,757 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/data/d807d0d82/87ea93b174c54193b263cfebb4697df4/FLAG1bb259b25 [2022-11-18 01:48:20,029 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/data/d807d0d82/87ea93b174c54193b263cfebb4697df4 [2022-11-18 01:48:20,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 01:48:20,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 01:48:20,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 01:48:20,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 01:48:20,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 01:48:20,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f851eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20, skipping insertion in model container [2022-11-18 01:48:20,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 01:48:20,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 01:48:20,618 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/sv-benchmarks/c/pthread-lit/fkp2013-1.i[30003,30016] [2022-11-18 01:48:20,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 01:48:20,656 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 01:48:20,708 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/sv-benchmarks/c/pthread-lit/fkp2013-1.i[30003,30016] [2022-11-18 01:48:20,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 01:48:20,776 INFO L208 MainTranslator]: Completed translation [2022-11-18 01:48:20,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20 WrapperNode [2022-11-18 01:48:20,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 01:48:20,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 01:48:20,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 01:48:20,778 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 01:48:20,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,860 INFO L138 Inliner]: procedures = 172, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2022-11-18 01:48:20,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 01:48:20,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 01:48:20,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 01:48:20,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 01:48:20,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,909 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 01:48:20,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 01:48:20,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 01:48:20,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 01:48:20,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (1/1) ... [2022-11-18 01:48:20,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 01:48:20,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 [2022-11-18 01:48:20,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 01:48:20,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 01:48:21,006 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-18 01:48:21,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-18 01:48:21,006 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-18 01:48:21,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-18 01:48:21,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 01:48:21,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 01:48:21,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 01:48:21,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 01:48:21,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 01:48:21,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 01:48:21,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 01:48:21,014 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 01:48:21,161 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 01:48:21,163 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 01:48:21,457 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 01:48:21,466 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 01:48:21,467 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 01:48:21,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:48:21 BoogieIcfgContainer [2022-11-18 01:48:21,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 01:48:21,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 01:48:21,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 01:48:21,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 01:48:21,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:48:20" (1/3) ... [2022-11-18 01:48:21,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23ee92d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:48:21, skipping insertion in model container [2022-11-18 01:48:21,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:20" (2/3) ... [2022-11-18 01:48:21,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23ee92d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:48:21, skipping insertion in model container [2022-11-18 01:48:21,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:48:21" (3/3) ... [2022-11-18 01:48:21,487 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013-1.i [2022-11-18 01:48:21,498 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 01:48:21,511 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 01:48:21,512 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-18 01:48:21,512 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 01:48:21,623 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-18 01:48:21,706 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 01:48:21,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-18 01:48:21,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 [2022-11-18 01:48:21,715 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-18 01:48:21,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-18 01:48:21,811 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-18 01:48:21,847 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2022-11-18 01:48:21,863 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4aa382f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 01:48:21,864 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 01:48:22,191 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2022-11-18 01:48:22,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 01:48:22,199 INFO L85 PathProgramCache]: Analyzing trace with hash -495929659, now seen corresponding path program 1 times [2022-11-18 01:48:22,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 01:48:22,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51568367] [2022-11-18 01:48:22,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 01:48:22,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 01:48:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 01:48:22,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 01:48:22,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 01:48:22,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51568367] [2022-11-18 01:48:22,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51568367] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 01:48:22,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 01:48:22,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 01:48:22,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989689843] [2022-11-18 01:48:22,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 01:48:22,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 01:48:22,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 01:48:22,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 01:48:22,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 01:48:22,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 01:48:22,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-18 01:48:22,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 01:48:22,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-18 01:48:22,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 01:48:22,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 01:48:22,713 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2022-11-18 01:48:22,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 01:48:22,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1389696529, now seen corresponding path program 1 times [2022-11-18 01:48:22,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 01:48:22,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825407435] [2022-11-18 01:48:22,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 01:48:22,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 01:48:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 01:48:22,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 01:48:22,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 01:48:22,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825407435] [2022-11-18 01:48:22,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825407435] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 01:48:22,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317850942] [2022-11-18 01:48:22,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 01:48:22,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 01:48:22,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 [2022-11-18 01:48:22,939 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 01:48:22,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 01:48:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 01:48:23,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 01:48:23,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 01:48:23,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 01:48:23,244 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 01:48:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 01:48:23,324 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1317850942] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 01:48:23,324 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 01:48:23,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-18 01:48:23,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645928946] [2022-11-18 01:48:23,326 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 01:48:23,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-18 01:48:23,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 01:48:23,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-18 01:48:23,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-18 01:48:23,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 01:48:23,329 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-18 01:48:23,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 01:48:23,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-18 01:48:23,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-18 01:48:23,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 01:48:23,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 01:48:23,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 01:48:23,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-18 01:48:23,704 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2022-11-18 01:48:23,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 01:48:23,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1362497873, now seen corresponding path program 1 times [2022-11-18 01:48:23,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 01:48:23,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269322682] [2022-11-18 01:48:23,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 01:48:23,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 01:48:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 01:48:23,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 01:48:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 01:48:23,800 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 01:48:23,800 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-18 01:48:23,802 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2022-11-18 01:48:23,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 01:48:23,833 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-18 01:48:23,837 INFO L307 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was UNSAFE (1/3) [2022-11-18 01:48:23,841 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-18 01:48:23,842 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 01:48:23,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:48:23 BasicIcfg [2022-11-18 01:48:23,911 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 01:48:23,912 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 01:48:23,912 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 01:48:23,913 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 01:48:23,913 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:48:21" (3/4) ... [2022-11-18 01:48:23,917 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 01:48:23,917 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 01:48:23,918 INFO L158 Benchmark]: Toolchain (without parser) took 3882.69ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 78.2MB in the beginning and 112.7MB in the end (delta: -34.5MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2022-11-18 01:48:23,919 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 01:48:23,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 739.35ms. Allocated memory is still 119.5MB. Free memory was 78.0MB in the beginning and 86.9MB in the end (delta: -8.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 01:48:23,920 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.34ms. Allocated memory is still 119.5MB. Free memory was 86.9MB in the beginning and 84.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 01:48:23,920 INFO L158 Benchmark]: Boogie Preprocessor took 56.48ms. Allocated memory is still 119.5MB. Free memory was 84.8MB in the beginning and 83.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 01:48:23,921 INFO L158 Benchmark]: RCFGBuilder took 551.31ms. Allocated memory is still 119.5MB. Free memory was 83.2MB in the beginning and 70.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 01:48:23,921 INFO L158 Benchmark]: TraceAbstraction took 2439.12ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 70.1MB in the beginning and 113.8MB in the end (delta: -43.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 01:48:23,922 INFO L158 Benchmark]: Witness Printer took 5.60ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 112.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 01:48:23,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 739.35ms. Allocated memory is still 119.5MB. Free memory was 78.0MB in the beginning and 86.9MB in the end (delta: -8.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.34ms. Allocated memory is still 119.5MB. Free memory was 86.9MB in the beginning and 84.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.48ms. Allocated memory is still 119.5MB. Free memory was 84.8MB in the beginning and 83.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 551.31ms. Allocated memory is still 119.5MB. Free memory was 83.2MB in the beginning and 70.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2439.12ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 70.1MB in the beginning and 113.8MB in the end (delta: -43.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.60ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 112.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 250, independent: 248, independent conditional: 5, independent unconditional: 243, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2618, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 54, dependent conditional: 38, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 18, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1315, independent: 1304, independent conditional: 0, independent unconditional: 1304, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1315, independent: 1302, independent conditional: 0, independent unconditional: 1302, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2610, independent: 1260, independent conditional: 0, independent unconditional: 1260, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 1315, unknown conditional: 0, unknown unconditional: 1315] , Statistics on independence cache: Total cache size (in pairs): 245, Positive cache size: 243, Positive conditional cache size: 0, Positive unconditional cache size: 243, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1215, independent: 1190, independent conditional: 120, independent unconditional: 1070, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2618, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 54, dependent conditional: 38, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 18, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1315, independent: 1304, independent conditional: 0, independent unconditional: 1304, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1315, independent: 1302, independent conditional: 0, independent unconditional: 1302, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2610, independent: 1260, independent conditional: 0, independent unconditional: 1260, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 1315, unknown conditional: 0, unknown unconditional: 1315] , Statistics on independence cache: Total cache size (in pairs): 1083, Positive cache size: 1074, Positive conditional cache size: 0, Positive unconditional cache size: 1074, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 1, Independence queries for same thread: 13, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1153, independent: 1126, independent conditional: 118, independent unconditional: 1008, dependent: 27, dependent conditional: 19, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2618, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 54, dependent conditional: 38, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 18, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1315, independent: 1304, independent conditional: 0, independent unconditional: 1304, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1315, independent: 1302, independent conditional: 0, independent unconditional: 1302, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2610, independent: 1260, independent conditional: 0, independent unconditional: 1260, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 1315, unknown conditional: 0, unknown unconditional: 1315] , Statistics on independence cache: Total cache size (in pairs): 1315, Positive cache size: 1304, Positive conditional cache size: 0, Positive unconditional cache size: 1304, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18, Maximal queried relation: 2, Independence queries for same thread: 26, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 33, Number of trivial persistent sets: 32, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 245, independent: 243, independent conditional: 0, independent unconditional: 243, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 250, independent: 248, independent conditional: 5, independent unconditional: 243, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2618, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 54, dependent conditional: 38, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 18, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1315, independent: 1304, independent conditional: 0, independent unconditional: 1304, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1315, independent: 1302, independent conditional: 0, independent unconditional: 1302, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2610, independent: 1260, independent conditional: 0, independent unconditional: 1260, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 1315, unknown conditional: 0, unknown unconditional: 1315] , Statistics on independence cache: Total cache size (in pairs): 245, Positive cache size: 243, Positive conditional cache size: 0, Positive unconditional cache size: 243, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 56, Number of trivial persistent sets: 50, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1076, independent: 1070, independent conditional: 0, independent unconditional: 1070, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1215, independent: 1190, independent conditional: 120, independent unconditional: 1070, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2618, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 54, dependent conditional: 38, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 18, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1315, independent: 1304, independent conditional: 0, independent unconditional: 1304, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1315, independent: 1302, independent conditional: 0, independent unconditional: 1302, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2610, independent: 1260, independent conditional: 0, independent unconditional: 1260, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 1315, unknown conditional: 0, unknown unconditional: 1315] , Statistics on independence cache: Total cache size (in pairs): 1083, Positive cache size: 1074, Positive conditional cache size: 0, Positive unconditional cache size: 1074, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 1, Independence queries for same thread: 13, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 55, Number of trivial persistent sets: 52, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1016, independent: 1008, independent conditional: 0, independent unconditional: 1008, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1153, independent: 1126, independent conditional: 118, independent unconditional: 1008, dependent: 27, dependent conditional: 19, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2618, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 54, dependent conditional: 38, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2592, independent: 2564, independent conditional: 243, independent unconditional: 2321, dependent: 28, dependent conditional: 12, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 18, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2610, independent: 2564, independent conditional: 0, independent unconditional: 2564, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1315, independent: 1304, independent conditional: 0, independent unconditional: 1304, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1315, independent: 1302, independent conditional: 0, independent unconditional: 1302, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2610, independent: 1260, independent conditional: 0, independent unconditional: 1260, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 1315, unknown conditional: 0, unknown unconditional: 1315] , Statistics on independence cache: Total cache size (in pairs): 1315, Positive cache size: 1304, Positive conditional cache size: 0, Positive unconditional cache size: 1304, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18, Maximal queried relation: 2, Independence queries for same thread: 26, Statistics for Abstraction: - DataRaceFoundResult [Line: 699]: Data race detected Data race detected The following path leads to a data race: [L697] 0 volatile int x; VAL [x=0] [L709] 0 pthread_t t1, t2; VAL [\old(argc)=49, argc=49, argv={52:50}, argv={52:50}, t1={5:0}, t2={3:0}, x=0] [L710] 0 int i; VAL [\old(argc)=49, argc=49, argv={52:50}, argv={52:50}, t1={5:0}, t2={3:0}, x=0] [L711] 0 x = 0 VAL [\old(argc)=49, argc=49, argv={52:50}, argv={52:50}, t1={5:0}, t2={3:0}, x=0] [L712] FCALL, FORK 0 pthread_create(&t1, 0, thr1, 0) VAL [\old(argc)=49, argc=49, argv={52:50}, argv={52:50}, pthread_create(&t1, 0, thr1, 0)=-2, t1={5:0}, t2={3:0}, x=0] [L699] 1 x < 50 VAL [arg={0:0}, arg={0:0}, x=0] [L713] 0 i = 0 VAL [\old(argc)=49, argc=49, argv={52:50}, argv={52:50}, i=0, t1={5:0}, t2={3:0}, x=0] [L713] COND TRUE 0 i < 50 VAL [\old(argc)=49, argc=49, argv={52:50}, argv={52:50}, i=0, t1={5:0}, t2={3:0}, x=0] [L714] FCALL, FORK 0 pthread_create(&t2, 0, thr2, 0) VAL [\old(argc)=49, arg={0:0}, argc=49, argv={52:50}, argv={52:50}, i=0, pthread_create(&t2, 0, thr2, 0)=-1, t1={5:0}, t2={3:0}, x=0] [L703] 2 int t; VAL [arg={0:0}, arg={0:0}, x=0] [L704] 2 t = x VAL [arg={0:0}, arg={0:0}, x=0] [L713] 0 i++ VAL [\old(argc)=49, arg={0:0}, arg={0:0}, argc=49, argv={52:50}, argv={52:50}, i=0, i++=0, t1={5:0}, t2={3:0}, x=0] [L704] 2 t = x VAL [arg={0:0}, arg={0:0}, x=0] [L713] 0 i++ VAL [\old(argc)=49, arg={0:0}, arg={0:0}, argc=49, argv={52:50}, argv={52:50}, i=1, i++=0, t1={5:0}, t2={3:0}, x=0] [L704] 2 t = x VAL [arg={0:0}, arg={0:0}, t=0, x=0] [L705] 2 x = t + 1 VAL [arg={0:0}, arg={0:0}, t=0, x=1] [L713] COND TRUE 0 i < 50 VAL [\old(argc)=49, arg={0:0}, arg={0:0}, argc=49, argv={52:50}, argv={52:50}, i=1, t=0, t1={5:0}, t2={3:0}, x=1] [L705] 2 x = t + 1 VAL [arg={0:0}, arg={0:0}, t=0, x=1, x = t + 1=51] [L699] 1 x < 50 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t=0, x=1, x = t + 1=51] Now there is a data race on ~x~0 between C: x = t + 1 [705] and C: x < 50 [699] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 113 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 198 NumberOfCodeBlocks, 198 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 300 SizeOfPredicates, 2 NumberOfNonLiveVariables, 148 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/3 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 proved your program to be incorrect! [2022-11-18 01:48:24,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-11-18 01:48:24,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a1e91c0-8ee9-4ddc-b1c1-0a6092ad47ed/bin/ugemcutter-AnMVkTqH3k/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