./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 f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/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_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX --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-f8e1c90 [2021-11-09 09:32:47,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 09:32:47,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 09:32:47,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 09:32:47,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 09:32:47,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 09:32:47,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 09:32:47,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 09:32:47,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 09:32:47,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 09:32:47,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 09:32:47,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 09:32:47,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 09:32:47,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 09:32:47,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 09:32:47,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 09:32:47,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 09:32:47,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 09:32:47,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 09:32:47,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 09:32:47,704 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 09:32:47,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 09:32:47,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 09:32:47,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 09:32:47,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 09:32:47,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 09:32:47,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 09:32:47,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 09:32:47,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 09:32:47,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 09:32:47,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 09:32:47,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 09:32:47,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 09:32:47,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 09:32:47,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 09:32:47,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 09:32:47,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 09:32:47,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 09:32:47,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 09:32:47,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 09:32:47,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 09:32:47,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/config/svcomp-DataRace-32bit-Automizer_Default.epf [2021-11-09 09:32:47,779 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 09:32:47,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 09:32:47,780 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 09:32:47,780 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 09:32:47,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 09:32:47,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 09:32:47,783 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 09:32:47,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 09:32:47,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 09:32:47,783 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 09:32:47,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 09:32:47,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 09:32:47,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 09:32:47,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 09:32:47,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 09:32:47,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 09:32:47,786 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-09 09:32:47,786 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 09:32:47,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 09:32:47,787 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 09:32:47,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 09:32:47,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 09:32:47,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 09:32:47,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 09:32:47,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 09:32:47,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 09:32:47,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 09:32:47,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 09:32:47,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 09:32:47,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 09:32:47,791 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 09:32:47,791 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-09 09:32:47,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 09:32:47,792 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 09:32:47,792 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_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-09 09:32:48,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 09:32:48,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 09:32:48,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 09:32:48,118 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 09:32:48,121 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 09:32:48,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-09 09:32:48,209 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data/f8ea9146b/44d1f8c5c80d4b61ad287ee37854abc0/FLAG33ec59766 [2021-11-09 09:32:48,832 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 09:32:48,833 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-09 09:32:48,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data/f8ea9146b/44d1f8c5c80d4b61ad287ee37854abc0/FLAG33ec59766 [2021-11-09 09:32:49,083 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data/f8ea9146b/44d1f8c5c80d4b61ad287ee37854abc0 [2021-11-09 09:32:49,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 09:32:49,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 09:32:49,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 09:32:49,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 09:32:49,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 09:32:49,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:32:49" (1/1) ... [2021-11-09 09:32:49,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e238741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:32:49, skipping insertion in model container [2021-11-09 09:32:49,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:32:49" (1/1) ... [2021-11-09 09:32:49,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 09:32:49,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 09:32:49,726 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-09 09:32:49,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@610d7935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:32:49, skipping insertion in model container [2021-11-09 09:32:49,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 09:32:49,728 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-09 09:32:49,732 INFO L168 Benchmark]: Toolchain (without parser) took 642.88 ms. Allocated memory is still 102.8 MB. Free memory was 65.7 MB in the beginning and 75.3 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-09 09:32:49,734 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 73.4 MB. Free memory was 47.8 MB in the beginning and 47.7 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:32:49,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.32 ms. Allocated memory is still 102.8 MB. Free memory was 65.6 MB in the beginning and 75.3 MB in the end (delta: -9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-09 09:32:49,738 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 73.4 MB. Free memory was 47.8 MB in the beginning and 47.7 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 638.32 ms. Allocated memory is still 102.8 MB. Free memory was 65.6 MB in the beginning and 75.3 MB in the end (delta: -9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * 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_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/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_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX --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-f8e1c90 [2021-11-09 09:32:52,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 09:32:52,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 09:32:52,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 09:32:52,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 09:32:52,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 09:32:52,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 09:32:52,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 09:32:52,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 09:32:52,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 09:32:52,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 09:32:52,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 09:32:52,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 09:32:52,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 09:32:52,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 09:32:52,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 09:32:52,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 09:32:52,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 09:32:52,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 09:32:52,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 09:32:52,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 09:32:52,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 09:32:52,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 09:32:52,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 09:32:52,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 09:32:52,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 09:32:52,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 09:32:52,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 09:32:52,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 09:32:52,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 09:32:52,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 09:32:52,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 09:32:52,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 09:32:52,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 09:32:52,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 09:32:52,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 09:32:52,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 09:32:52,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 09:32:52,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 09:32:52,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 09:32:52,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 09:32:52,212 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2021-11-09 09:32:52,263 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 09:32:52,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 09:32:52,264 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 09:32:52,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 09:32:52,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 09:32:52,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 09:32:52,267 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 09:32:52,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 09:32:52,267 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 09:32:52,267 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 09:32:52,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 09:32:52,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 09:32:52,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 09:32:52,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 09:32:52,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 09:32:52,269 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-09 09:32:52,270 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-09 09:32:52,270 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-09 09:32:52,270 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 09:32:52,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 09:32:52,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 09:32:52,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 09:32:52,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 09:32:52,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 09:32:52,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 09:32:52,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 09:32:52,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 09:32:52,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 09:32:52,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 09:32:52,272 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-09 09:32:52,272 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-09 09:32:52,273 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 09:32:52,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-09 09:32:52,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 09:32:52,273 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 09:32:52,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-09 09:32:52,274 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_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-09 09:32:52,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 09:32:52,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 09:32:52,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 09:32:52,686 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 09:32:52,687 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 09:32:52,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-09 09:32:52,767 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data/bbb9619bd/a0f6999052084dcb9a4ce25193bb868f/FLAG02a53a7ee [2021-11-09 09:32:53,462 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 09:32:53,463 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-09 09:32:53,479 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data/bbb9619bd/a0f6999052084dcb9a4ce25193bb868f/FLAG02a53a7ee [2021-11-09 09:32:53,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d727520-985e-4648-97c9-b14d3bed4554/bin/uautomizer-IVEQpCNsaX/data/bbb9619bd/a0f6999052084dcb9a4ce25193bb868f [2021-11-09 09:32:53,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 09:32:53,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 09:32:53,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 09:32:53,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 09:32:53,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 09:32:53,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:32:53" (1/1) ... [2021-11-09 09:32:53,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2033f4b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:32:53, skipping insertion in model container [2021-11-09 09:32:53,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:32:53" (1/1) ... [2021-11-09 09:32:53,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 09:32:53,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 09:32:54,330 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-09 09:32:54,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1573dad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:32:54, skipping insertion in model container [2021-11-09 09:32:54,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 09:32:54,332 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-09 09:32:54,334 INFO L168 Benchmark]: Toolchain (without parser) took 584.72 ms. Allocated memory is still 73.4 MB. Free memory was 58.0 MB in the beginning and 55.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-11-09 09:32:54,335 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 73.4 MB. Free memory was 55.5 MB in the beginning and 55.4 MB in the end (delta: 63.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:32:54,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.03 ms. Allocated memory is still 73.4 MB. Free memory was 57.8 MB in the beginning and 55.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-11-09 09:32:54,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 73.4 MB. Free memory was 55.5 MB in the beginning and 55.4 MB in the end (delta: 63.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 582.03 ms. Allocated memory is still 73.4 MB. Free memory was 57.8 MB in the beginning and 55.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. * 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