/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_20-stdfun_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 05:07:45,266 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-03-16 05:07:45,370 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf [2022-03-16 05:07:45,388 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 05:07:45,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 05:07:45,389 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 05:07:45,389 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 05:07:45,390 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 05:07:45,390 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 05:07:45,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 05:07:45,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 05:07:45,391 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 05:07:45,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 05:07:45,392 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 05:07:45,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 05:07:45,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 05:07:45,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 05:07:45,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 05:07:45,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 05:07:45,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 05:07:45,393 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 05:07:45,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 05:07:45,393 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 05:07:45,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 05:07:45,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 05:07:45,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 05:07:45,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 05:07:45,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 05:07:45,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 05:07:45,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 05:07:45,394 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 05:07:45,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 05:07:45,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 05:07:45,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 05:07:45,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 05:07:45,395 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 05:07:45,395 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 05:07:45,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 05:07:45,395 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 05:07:45,396 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-16 05:07:45,396 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 05:07:45,396 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-16 05:07:45,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 05:07:45,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 05:07:45,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 05:07:45,556 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 05:07:45,557 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 05:07:45,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_20-stdfun_rc.i [2022-03-16 05:07:45,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f60e1e2c7/2abdfa6ecfdd4cc0a7bfa3ae5558c36d/FLAGb75ee56e7 [2022-03-16 05:07:46,052 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 05:07:46,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_20-stdfun_rc.i [2022-03-16 05:07:46,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f60e1e2c7/2abdfa6ecfdd4cc0a7bfa3ae5558c36d/FLAGb75ee56e7 [2022-03-16 05:07:46,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f60e1e2c7/2abdfa6ecfdd4cc0a7bfa3ae5558c36d [2022-03-16 05:07:46,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 05:07:46,092 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 05:07:46,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 05:07:46,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 05:07:46,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 05:07:46,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 05:07:46" (1/1) ... [2022-03-16 05:07:46,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37315f7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:07:46, skipping insertion in model container [2022-03-16 05:07:46,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 05:07:46" (1/1) ... [2022-03-16 05:07:46,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 05:07:46,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 05:07:46,522 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2022-03-16 05:07:46,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@282b0a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:07:46, skipping insertion in model container [2022-03-16 05:07:46,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 05:07:46,524 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-03-16 05:07:46,525 INFO L158 Benchmark]: Toolchain (without parser) took 432.26ms. Allocated memory was 198.2MB in the beginning and 238.0MB in the end (delta: 39.8MB). Free memory was 145.2MB in the beginning and 212.4MB in the end (delta: -67.2MB). Peak memory consumption was 11.6MB. Max. memory is 8.0GB. [2022-03-16 05:07:46,526 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 198.2MB. Free memory is still 163.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 05:07:46,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.97ms. Allocated memory was 198.2MB in the beginning and 238.0MB in the end (delta: 39.8MB). Free memory was 145.0MB in the beginning and 212.4MB in the end (delta: -67.4MB). Peak memory consumption was 11.6MB. Max. memory is 8.0GB. [2022-03-16 05:07:46,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 198.2MB. Free memory is still 163.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 426.97ms. Allocated memory was 198.2MB in the beginning and 238.0MB in the end (delta: 39.8MB). Free memory was 145.0MB in the beginning and 212.4MB in the end (delta: -67.4MB). Peak memory consumption was 11.6MB. Max. memory is 8.0GB. * 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...