./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:35:55,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:35:55,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:35:55,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:35:55,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:35:55,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:35:55,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:35:55,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:35:55,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:35:55,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:35:55,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:35:55,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:35:55,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:35:55,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:35:55,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:35:55,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:35:55,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:35:55,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:35:55,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:35:55,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:35:55,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:35:55,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:35:55,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:35:55,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:35:55,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:35:55,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:35:55,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:35:55,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:35:55,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:35:55,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:35:55,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:35:55,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:35:55,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:35:55,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:35:55,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:35:55,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:35:55,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:35:55,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:35:55,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:35:55,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:35:55,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:35:55,391 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Default.epf [2021-11-20 07:35:55,416 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:35:55,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:35:55,417 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:35:55,418 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:35:55,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:35:55,419 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:35:55,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:35:55,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:35:55,421 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:35:55,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:35:55,421 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:35:55,422 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:35:55,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:35:55,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:35:55,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:35:55,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:35:55,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:35:55,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:35:55,424 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-20 07:35:55,425 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:35:55,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:35:55,426 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:35:55,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:35:55,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:35:55,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:35:55,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:35:55,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:35:55,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:35:55,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:35:55,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:35:55,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:35:55,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:35:55,430 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:35:55,430 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:35:55,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:35:55,431 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:35:55,431 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_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-20 07:35:55,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:35:55,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:35:55,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:35:55,707 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:35:55,708 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:35:55,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-20 07:35:55,800 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data/fc0e0fa75/f34f7569c21d4f809871ebc83c84034d/FLAG7d31e7249 [2021-11-20 07:35:56,359 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:35:56,359 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-20 07:35:56,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data/fc0e0fa75/f34f7569c21d4f809871ebc83c84034d/FLAG7d31e7249 [2021-11-20 07:35:56,598 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data/fc0e0fa75/f34f7569c21d4f809871ebc83c84034d [2021-11-20 07:35:56,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:35:56,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:35:56,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:35:56,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:35:56,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:35:56,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:35:56" (1/1) ... [2021-11-20 07:35:56,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69734f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:35:56, skipping insertion in model container [2021-11-20 07:35:56,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:35:56" (1/1) ... [2021-11-20 07:35:56,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:35:56,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:35:57,185 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-20 07:35:57,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41e183c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:35:57, skipping insertion in model container [2021-11-20 07:35:57,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:35:57,189 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:35:57,191 INFO L158 Benchmark]: Toolchain (without parser) took 588.44ms. Allocated memory is still 115.3MB. Free memory was 70.6MB in the beginning and 85.6MB in the end (delta: -15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 07:35:57,193 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 115.3MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:35:57,194 INFO L158 Benchmark]: CACSL2BoogieTranslator took 585.48ms. Allocated memory is still 115.3MB. Free memory was 70.3MB in the beginning and 85.6MB in the end (delta: -15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 07:35:57,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 115.3MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 585.48ms. Allocated memory is still 115.3MB. Free memory was 70.3MB in the beginning and 85.6MB in the end (delta: -15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 925]: Unsupported Syntax Unsupported function: scanf 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:35:59,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:35:59,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:35:59,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:35:59,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:35:59,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:35:59,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:35:59,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:35:59,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:35:59,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:35:59,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:35:59,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:35:59,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:35:59,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:35:59,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:35:59,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:35:59,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:35:59,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:35:59,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:35:59,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:35:59,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:35:59,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:35:59,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:35:59,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:35:59,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:35:59,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:35:59,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:35:59,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:35:59,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:35:59,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:35:59,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:35:59,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:35:59,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:35:59,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:35:59,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:35:59,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:35:59,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:35:59,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:35:59,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:35:59,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:35:59,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:35:59,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2021-11-20 07:35:59,544 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:35:59,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:35:59,545 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:35:59,545 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:35:59,546 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:35:59,546 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:35:59,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:35:59,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:35:59,548 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:35:59,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:35:59,549 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:35:59,549 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:35:59,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:35:59,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:35:59,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:35:59,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:35:59,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:35:59,551 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-20 07:35:59,551 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 07:35:59,551 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 07:35:59,551 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:35:59,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:35:59,552 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:35:59,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:35:59,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:35:59,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:35:59,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:35:59,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:35:59,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:35:59,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:35:59,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:35:59,554 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 07:35:59,554 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 07:35:59,555 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:35:59,555 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:35:59,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:35:59,555 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:35:59,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 07:35:59,556 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-20 07:35:59,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:35:59,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:35:59,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:35:59,961 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:35:59,964 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:35:59,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-20 07:36:00,047 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data/caec80d8f/598568faadc14af7b0f1baa41c9471f1/FLAG74e4e44cb [2021-11-20 07:36:00,613 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:36:00,623 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-20 07:36:00,645 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data/caec80d8f/598568faadc14af7b0f1baa41c9471f1/FLAG74e4e44cb [2021-11-20 07:36:00,913 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86d541ce-8e8f-46c5-a16f-8142c11c16ad/bin/uautomizer-DQz5hQGWxF/data/caec80d8f/598568faadc14af7b0f1baa41c9471f1 [2021-11-20 07:36:00,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:36:00,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:36:00,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:36:00,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:36:00,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:36:00,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:36:00" (1/1) ... [2021-11-20 07:36:00,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4136e6a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:00, skipping insertion in model container [2021-11-20 07:36:00,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:36:00" (1/1) ... [2021-11-20 07:36:00,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:36:01,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:36:01,434 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-20 07:36:01,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38ec49ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:01, skipping insertion in model container [2021-11-20 07:36:01,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:36:01,436 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:36:01,437 INFO L158 Benchmark]: Toolchain (without parser) took 519.55ms. Allocated memory is still 56.6MB. Free memory was 32.7MB in the beginning and 36.7MB in the end (delta: -4.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 07:36:01,438 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:36:01,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.14ms. Allocated memory is still 56.6MB. Free memory was 32.5MB in the beginning and 36.7MB in the end (delta: -4.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 07:36:01,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.14ms. Allocated memory is still 56.6MB. Free memory was 32.5MB in the beginning and 36.7MB in the end (delta: -4.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 925]: Unsupported Syntax Unsupported function: scanf 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