./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 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:45:01,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:45:01,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:45:01,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:45:01,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:45:01,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:45:01,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:45:01,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:45:01,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:45:01,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:45:01,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:45:01,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:45:01,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:45:01,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:45:01,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:45:01,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:45:01,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:45:01,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:45:01,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:45:01,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:45:01,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:45:01,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:45:01,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:45:01,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:45:01,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:45:01,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:45:01,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:45:01,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:45:01,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:45:01,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:45:01,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:45:01,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:45:01,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:45:01,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:45:01,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:45:01,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:45:01,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:45:01,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:45:01,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:45:01,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:45:01,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:45:01,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2021-11-19 05:45:01,312 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:45:01,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:45:01,313 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:45:01,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:45:01,322 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:45:01,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:45:01,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:45:01,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:45:01,324 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:45:01,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:45:01,326 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 05:45:01,326 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 05:45:01,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 05:45:01,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 05:45:01,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:45:01,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:45:01,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:45:01,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:45:01,328 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-19 05:45:01,328 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 05:45:01,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:45:01,329 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:45:01,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:45:01,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:45:01,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:45:01,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-19 05:45:01,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:45:01,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:45:01,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:45:01,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:45:01,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:45:01,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 05:45:01,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 05:45:01,334 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:45:01,335 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-19 05:45:01,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:45:01,335 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-19 05:45:01,335 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-19 05:45:01,336 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_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-19 05:45:01,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:45:01,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:45:01,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:45:01,746 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:45:01,747 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:45:01,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-19 05:45:01,828 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data/96fa11f6c/e9f5dfa7d3b94b1d9f141fd53faf7a35/FLAGa14ca476a [2021-11-19 05:45:02,491 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:45:02,492 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-19 05:45:02,516 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data/96fa11f6c/e9f5dfa7d3b94b1d9f141fd53faf7a35/FLAGa14ca476a [2021-11-19 05:45:02,740 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data/96fa11f6c/e9f5dfa7d3b94b1d9f141fd53faf7a35 [2021-11-19 05:45:02,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:45:02,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:45:02,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:45:02,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:45:02,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:45:02,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:45:02" (1/1) ... [2021-11-19 05:45:02,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f235bc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:45:02, skipping insertion in model container [2021-11-19 05:45:02,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:45:02" (1/1) ... [2021-11-19 05:45:02,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:45:02,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:45:03,401 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-19 05:45:03,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78d709c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:45:03, skipping insertion in model container [2021-11-19 05:45:03,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:45:03,405 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 05:45:03,408 INFO L158 Benchmark]: Toolchain (without parser) took 661.03ms. Allocated memory is still 134.2MB. Free memory was 95.6MB in the beginning and 105.7MB in the end (delta: -10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 05:45:03,409 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:45:03,411 INFO L158 Benchmark]: CACSL2BoogieTranslator took 653.75ms. Allocated memory is still 134.2MB. Free memory was 95.4MB in the beginning and 105.7MB in the end (delta: -10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 05:45:03,414 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 653.75ms. Allocated memory is still 134.2MB. Free memory was 95.4MB in the beginning and 105.7MB in the end (delta: -10.3MB). Peak memory consumption was 10.5MB. 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_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:45:06,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:45:06,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:45:06,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:45:06,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:45:06,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:45:06,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:45:06,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:45:06,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:45:06,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:45:06,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:45:06,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:45:06,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:45:06,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:45:06,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:45:06,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:45:06,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:45:06,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:45:06,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:45:06,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:45:06,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:45:06,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:45:06,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:45:06,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:45:06,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:45:06,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:45:06,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:45:06,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:45:06,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:45:06,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:45:06,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:45:06,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:45:06,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:45:06,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:45:06,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:45:06,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:45:06,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:45:06,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:45:06,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:45:06,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:45:06,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:45:06,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2021-11-19 05:45:06,214 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:45:06,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:45:06,215 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:45:06,215 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:45:06,216 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:45:06,216 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:45:06,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:45:06,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:45:06,218 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:45:06,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:45:06,218 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 05:45:06,219 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 05:45:06,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 05:45:06,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:45:06,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:45:06,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:45:06,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:45:06,220 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-19 05:45:06,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 05:45:06,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 05:45:06,221 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 05:45:06,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:45:06,222 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:45:06,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:45:06,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:45:06,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:45:06,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:45:06,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:45:06,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:45:06,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:45:06,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:45:06,224 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-19 05:45:06,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 05:45:06,225 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:45:06,225 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-19 05:45:06,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:45:06,225 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-19 05:45:06,226 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-19 05:45:06,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 05:45:06,226 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_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-19 05:45:06,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:45:06,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:45:06,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:45:06,746 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:45:06,747 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:45:06,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-19 05:45:06,847 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data/77054d989/72f2ef515c6845c590780278e0935433/FLAG8114c34cf [2021-11-19 05:45:07,741 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:45:07,744 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-19 05:45:07,769 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data/77054d989/72f2ef515c6845c590780278e0935433/FLAG8114c34cf [2021-11-19 05:45:07,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b3ce611-f5f4-4bff-85eb-c7817f5780b8/bin/ugemcutter-Ozs8LMUF8r/data/77054d989/72f2ef515c6845c590780278e0935433 [2021-11-19 05:45:07,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:45:07,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:45:07,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:45:07,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:45:07,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:45:07,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:45:07" (1/1) ... [2021-11-19 05:45:07,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ff2e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:45:07, skipping insertion in model container [2021-11-19 05:45:07,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:45:07" (1/1) ... [2021-11-19 05:45:07,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:45:07,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:45:08,497 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-19 05:45:08,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62c92c5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:45:08, skipping insertion in model container [2021-11-19 05:45:08,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:45:08,500 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 05:45:08,503 INFO L158 Benchmark]: Toolchain (without parser) took 709.10ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 48.4MB in the end (delta: -1.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-19 05:45:08,504 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:45:08,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 705.88ms. Allocated memory is still 67.1MB. Free memory was 46.9MB in the beginning and 48.4MB in the end (delta: -1.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-19 05:45:08,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 705.88ms. Allocated memory is still 67.1MB. Free memory was 46.9MB in the beginning and 48.4MB in the end (delta: -1.5MB). 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