./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_40-trylock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version efd9311c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/TaipanReach.xml -i /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_40-trylock_racing.i -s /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UTaipan-linux --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 18:43:06,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 18:43:06,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 18:43:06,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 18:43:06,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 18:43:06,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 18:43:06,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 18:43:06,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 18:43:06,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 18:43:06,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 18:43:06,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 18:43:06,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 18:43:06,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 18:43:06,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 18:43:06,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 18:43:06,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 18:43:06,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 18:43:06,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 18:43:06,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 18:43:06,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 18:43:06,537 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 18:43:06,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 18:43:06,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 18:43:06,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 18:43:06,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 18:43:06,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 18:43:06,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 18:43:06,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 18:43:06,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 18:43:06,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 18:43:06,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 18:43:06,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 18:43:06,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 18:43:06,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 18:43:06,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 18:43:06,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 18:43:06,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 18:43:06,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 18:43:06,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 18:43:06,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 18:43:06,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 18:43:06,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 18:43:06,548 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-04-18 18:43:06,568 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 18:43:06,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 18:43:06,570 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 18:43:06,570 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 18:43:06,570 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 18:43:06,570 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 18:43:06,571 INFO L138 SettingsManager]: * User list type=DISABLED [2022-04-18 18:43:06,571 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-04-18 18:43:06,571 INFO L138 SettingsManager]: * Explicit value domain=true [2022-04-18 18:43:06,572 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-04-18 18:43:06,572 INFO L138 SettingsManager]: * Octagon Domain=false [2022-04-18 18:43:06,572 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-04-18 18:43:06,572 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-04-18 18:43:06,572 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-04-18 18:43:06,572 INFO L138 SettingsManager]: * Interval Domain=false [2022-04-18 18:43:06,572 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-04-18 18:43:06,573 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-04-18 18:43:06,573 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-04-18 18:43:06,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 18:43:06,575 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 18:43:06,575 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 18:43:06,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 18:43:06,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 18:43:06,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 18:43:06,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 18:43:06,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 18:43:06,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 18:43:06,576 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 18:43:06,576 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 18:43:06,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 18:43:06,576 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 18:43:06,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 18:43:06,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 18:43:06,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 18:43:06,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 18:43:06,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 18:43:06,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 18:43:06,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 18:43:06,578 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-04-18 18:43:06,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 18:43:06,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 18:43:06,578 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-18 18:43:06,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-18 18:43:06,578 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UTaipan-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UTaipan-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-04-18 18:43:06,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 18:43:06,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 18:43:06,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 18:43:06,767 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 18:43:06,768 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 18:43:06,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_40-trylock_racing.i [2022-04-18 18:43:06,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/096f5f6fd/c090ccfa82fe4ed6a558d08cb4b666bd/FLAGb2e8ba17e [2022-04-18 18:43:07,243 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 18:43:07,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_40-trylock_racing.i [2022-04-18 18:43:07,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/096f5f6fd/c090ccfa82fe4ed6a558d08cb4b666bd/FLAGb2e8ba17e [2022-04-18 18:43:07,277 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/096f5f6fd/c090ccfa82fe4ed6a558d08cb4b666bd [2022-04-18 18:43:07,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 18:43:07,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 18:43:07,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 18:43:07,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 18:43:07,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 18:43:07,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:43:07" (1/1) ... [2022-04-18 18:43:07,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19cfe295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:43:07, skipping insertion in model container [2022-04-18 18:43:07,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:43:07" (1/1) ... [2022-04-18 18:43:07,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 18:43:07,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 18:43:07,536 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-04-18 18:43:07,554 ERROR L326 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2022-04-18 18:43:07,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25504ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:43:07, skipping insertion in model container [2022-04-18 18:43:07,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 18:43:07,555 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-04-18 18:43:07,557 INFO L158 Benchmark]: Toolchain (without parser) took 275.94ms. Allocated memory is still 107.0MB. Free memory was 69.3MB in the beginning and 78.9MB in the end (delta: -9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-04-18 18:43:07,558 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 79.3MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 18:43:07,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.14ms. Allocated memory is still 107.0MB. Free memory was 69.1MB in the beginning and 78.9MB in the end (delta: -9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-04-18 18:43:07,560 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 79.3MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.14ms. Allocated memory is still 107.0MB. Free memory was 69.1MB in the beginning and 78.9MB in the end (delta: -9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 709]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/TaipanReach.xml -i /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_40-trylock_racing.i -s /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UTaipan-linux --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 18:43:09,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 18:43:09,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 18:43:09,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 18:43:09,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 18:43:09,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 18:43:09,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 18:43:09,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 18:43:09,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 18:43:09,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 18:43:09,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 18:43:09,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 18:43:09,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 18:43:09,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 18:43:09,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 18:43:09,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 18:43:09,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 18:43:09,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 18:43:09,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 18:43:09,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 18:43:09,841 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 18:43:09,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 18:43:09,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 18:43:09,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 18:43:09,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 18:43:09,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 18:43:09,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 18:43:09,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 18:43:09,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 18:43:09,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 18:43:09,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 18:43:09,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 18:43:09,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 18:43:09,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 18:43:09,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 18:43:09,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 18:43:09,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 18:43:09,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 18:43:09,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 18:43:09,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 18:43:09,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 18:43:09,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 18:43:09,853 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-04-18 18:43:09,880 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 18:43:09,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 18:43:09,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 18:43:09,880 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 18:43:09,881 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 18:43:09,881 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 18:43:09,881 INFO L138 SettingsManager]: * User list type=DISABLED [2022-04-18 18:43:09,882 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-04-18 18:43:09,882 INFO L138 SettingsManager]: * Explicit value domain=true [2022-04-18 18:43:09,882 INFO L138 SettingsManager]: * Octagon Domain=false [2022-04-18 18:43:09,882 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-04-18 18:43:09,882 INFO L138 SettingsManager]: * Interval Domain=false [2022-04-18 18:43:09,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 18:43:09,883 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 18:43:09,883 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 18:43:09,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 18:43:09,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 18:43:09,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 18:43:09,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 18:43:09,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 18:43:09,884 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 18:43:09,884 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-04-18 18:43:09,884 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-04-18 18:43:09,885 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 18:43:09,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 18:43:09,885 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 18:43:09,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 18:43:09,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 18:43:09,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 18:43:09,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 18:43:09,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 18:43:09,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 18:43:09,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 18:43:09,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 18:43:09,886 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-04-18 18:43:09,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-04-18 18:43:09,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 18:43:09,887 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-18 18:43:09,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-18 18:43:09,887 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UTaipan-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UTaipan-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-04-18 18:43:10,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 18:43:10,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 18:43:10,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 18:43:10,301 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 18:43:10,301 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 18:43:10,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_40-trylock_racing.i [2022-04-18 18:43:10,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/332709b96/ebeb02def48d4452bdea729c0ee147f6/FLAG71387c23f [2022-04-18 18:43:10,899 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 18:43:10,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_40-trylock_racing.i [2022-04-18 18:43:10,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/332709b96/ebeb02def48d4452bdea729c0ee147f6/FLAG71387c23f [2022-04-18 18:43:11,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/332709b96/ebeb02def48d4452bdea729c0ee147f6 [2022-04-18 18:43:11,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 18:43:11,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 18:43:11,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 18:43:11,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 18:43:11,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 18:43:11,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:43:11" (1/1) ... [2022-04-18 18:43:11,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a2166b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:43:11, skipping insertion in model container [2022-04-18 18:43:11,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:43:11" (1/1) ... [2022-04-18 18:43:11,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 18:43:11,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 18:43:11,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-04-18 18:43:11,695 ERROR L326 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2022-04-18 18:43:11,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@666a1e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:43:11, skipping insertion in model container [2022-04-18 18:43:11,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 18:43:11,697 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-04-18 18:43:11,698 INFO L158 Benchmark]: Toolchain (without parser) took 351.95ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 26.1MB in the beginning and 46.0MB in the end (delta: -19.8MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-04-18 18:43:11,699 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory is still 31.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 18:43:11,700 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.18ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 26.0MB in the beginning and 46.0MB in the end (delta: -20.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-04-18 18:43:11,702 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory is still 31.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.18ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 26.0MB in the beginning and 46.0MB in the end (delta: -20.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 709]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN