./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/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_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3 --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-47ea020 [2021-11-07 04:56:41,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 04:56:41,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 04:56:41,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 04:56:41,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 04:56:41,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 04:56:41,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 04:56:41,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 04:56:41,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 04:56:41,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 04:56:41,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 04:56:41,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 04:56:41,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 04:56:41,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 04:56:41,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 04:56:41,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 04:56:41,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 04:56:41,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 04:56:41,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 04:56:41,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 04:56:41,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 04:56:41,328 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 04:56:41,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 04:56:41,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 04:56:41,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 04:56:41,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 04:56:41,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 04:56:41,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 04:56:41,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 04:56:41,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 04:56:41,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 04:56:41,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 04:56:41,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 04:56:41,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 04:56:41,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 04:56:41,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 04:56:41,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 04:56:41,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 04:56:41,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 04:56:41,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 04:56:41,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 04:56:41,352 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2021-11-07 04:56:41,379 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 04:56:41,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 04:56:41,380 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 04:56:41,380 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 04:56:41,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 04:56:41,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 04:56:41,382 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 04:56:41,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 04:56:41,382 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 04:56:41,383 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 04:56:41,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 04:56:41,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 04:56:41,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 04:56:41,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 04:56:41,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 04:56:41,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 04:56:41,384 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-07 04:56:41,385 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 04:56:41,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 04:56:41,385 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 04:56:41,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 04:56:41,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 04:56:41,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 04:56:41,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-07 04:56:41,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 04:56:41,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:41,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 04:56:41,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 04:56:41,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 04:56:41,388 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 04:56:41,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 04:56:41,388 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 04:56:41,389 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-07 04:56:41,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 04:56:41,389 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-07 04:56:41,389 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-07 04:56:41,390 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_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-07 04:56:41,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 04:56:41,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 04:56:41,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 04:56:41,682 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 04:56:41,683 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 04:56:41,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-07 04:56:41,780 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data/bf496d904/06be80902975450bb165707d60f97ea9/FLAG06bfdc125 [2021-11-07 04:56:42,333 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 04:56:42,334 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-07 04:56:42,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data/bf496d904/06be80902975450bb165707d60f97ea9/FLAG06bfdc125 [2021-11-07 04:56:42,618 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data/bf496d904/06be80902975450bb165707d60f97ea9 [2021-11-07 04:56:42,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 04:56:42,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 04:56:42,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:42,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 04:56:42,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 04:56:42,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d7c2fc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42, skipping insertion in model container [2021-11-07 04:56:42,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 04:56:42,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 04:56:43,213 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-07 04:56:43,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2903ba1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:43, skipping insertion in model container [2021-11-07 04:56:43,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:43,221 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 04:56:43,224 INFO L168 Benchmark]: Toolchain (without parser) took 600.28 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 47.5 MB in the beginning and 72.6 MB in the end (delta: -25.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:43,226 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 83.9 MB. Free memory was 56.1 MB in the beginning and 56.1 MB in the end (delta: 25.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:56:43,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.69 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 47.4 MB in the beginning and 72.6 MB in the end (delta: -25.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:43,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 83.9 MB. Free memory was 56.1 MB in the beginning and 56.1 MB in the end (delta: 25.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 592.69 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 47.4 MB in the beginning and 72.6 MB in the end (delta: -25.2 MB). Peak memory consumption was 8.4 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_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/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_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3 --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-47ea020 [2021-11-07 04:56:45,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 04:56:45,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 04:56:45,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 04:56:45,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 04:56:45,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 04:56:45,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 04:56:45,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 04:56:45,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 04:56:45,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 04:56:45,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 04:56:45,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 04:56:45,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 04:56:45,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 04:56:45,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 04:56:45,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 04:56:45,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 04:56:45,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 04:56:45,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 04:56:45,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 04:56:45,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 04:56:45,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 04:56:45,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 04:56:45,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 04:56:45,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 04:56:45,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 04:56:45,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 04:56:45,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 04:56:45,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 04:56:45,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 04:56:45,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 04:56:45,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 04:56:45,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 04:56:45,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 04:56:45,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 04:56:45,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 04:56:45,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 04:56:45,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 04:56:45,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 04:56:45,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 04:56:45,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 04:56:45,698 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2021-11-07 04:56:45,743 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 04:56:45,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 04:56:45,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 04:56:45,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 04:56:45,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 04:56:45,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 04:56:45,746 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 04:56:45,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 04:56:45,747 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 04:56:45,747 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 04:56:45,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 04:56:45,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 04:56:45,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 04:56:45,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 04:56:45,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 04:56:45,748 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-07 04:56:45,748 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 04:56:45,749 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 04:56:45,749 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 04:56:45,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 04:56:45,749 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 04:56:45,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 04:56:45,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 04:56:45,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 04:56:45,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 04:56:45,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:45,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 04:56:45,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 04:56:45,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 04:56:45,751 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 04:56:45,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 04:56:45,752 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 04:56:45,752 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-07 04:56:45,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 04:56:45,753 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-07 04:56:45,753 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-07 04:56:45,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 04:56:45,753 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_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-07 04:56:46,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 04:56:46,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 04:56:46,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 04:56:46,146 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 04:56:46,147 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 04:56:46,148 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-07 04:56:46,237 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data/5ae2c1db0/f635487df4c441e9809746e91e3eb3c5/FLAG9daee3c2c [2021-11-07 04:56:46,938 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 04:56:46,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-07 04:56:46,970 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data/5ae2c1db0/f635487df4c441e9809746e91e3eb3c5/FLAG9daee3c2c [2021-11-07 04:56:47,118 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0a57b-51c6-4835-8920-2dd0f5f8b50c/bin/ugemcutter-iGDDIIUDf3/data/5ae2c1db0/f635487df4c441e9809746e91e3eb3c5 [2021-11-07 04:56:47,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 04:56:47,127 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 04:56:47,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:47,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 04:56:47,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 04:56:47,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:47" (1/1) ... [2021-11-07 04:56:47,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85efebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:47, skipping insertion in model container [2021-11-07 04:56:47,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:47" (1/1) ... [2021-11-07 04:56:47,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 04:56:47,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 04:56:47,767 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-07 04:56:47,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78ce1d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:47, skipping insertion in model container [2021-11-07 04:56:47,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:47,769 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 04:56:47,772 INFO L168 Benchmark]: Toolchain (without parser) took 643.72 ms. Allocated memory is still 71.3 MB. Free memory was 51.1 MB in the beginning and 38.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:47,773 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 71.3 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:56:47,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.82 ms. Allocated memory is still 71.3 MB. Free memory was 50.8 MB in the beginning and 38.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:47,777 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 71.3 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 640.82 ms. Allocated memory is still 71.3 MB. Free memory was 50.8 MB in the beginning and 38.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.6 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