/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 13:56:11,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 13:56:11,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 13:56:11,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 13:56:11,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 13:56:11,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 13:56:11,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 13:56:11,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 13:56:11,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 13:56:11,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 13:56:11,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 13:56:11,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 13:56:11,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 13:56:11,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 13:56:11,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 13:56:11,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 13:56:11,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 13:56:11,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 13:56:11,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 13:56:11,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 13:56:11,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 13:56:11,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 13:56:11,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 13:56:11,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 13:56:11,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 13:56:11,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 13:56:11,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 13:56:11,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 13:56:11,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-16 13:56:11,682 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 13:56:11,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 13:56:11,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 13:56:11,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 13:56:11,684 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 13:56:11,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 13:56:11,685 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 13:56:11,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 13:56:11,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 13:56:11,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 13:56:11,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 13:56:11,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 13:56:11,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 13:56:11,687 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 13:56:11,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 13:56:11,688 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 13:56:11,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 13:56:11,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 13:56:11,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 13:56:11,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 13:56:11,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 13:56:11,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 13:56:11,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 13:56:11,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 13:56:11,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 13:56:11,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 13:56:11,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 13:56:11,690 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-16 13:56:11,690 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 13:56:11,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 13:56:11,690 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-16 13:56:11,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 13:56:11,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 13:56:11,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 13:56:11,982 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 13:56:11,982 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 13:56:11,983 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-10-16 13:56:12,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6bb30252f/7b8fffd37bc84499bfae7dc0fbd56cf3/FLAG7e05a3328 [2020-10-16 13:56:12,876 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 13:56:12,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-10-16 13:56:12,933 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6bb30252f/7b8fffd37bc84499bfae7dc0fbd56cf3/FLAG7e05a3328 [2020-10-16 13:56:13,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6bb30252f/7b8fffd37bc84499bfae7dc0fbd56cf3 [2020-10-16 13:56:13,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 13:56:13,399 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 13:56:13,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 13:56:13,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 13:56:13,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 13:56:13,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:56:13" (1/1) ... [2020-10-16 13:56:13,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b39937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:13, skipping insertion in model container [2020-10-16 13:56:13,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:56:13" (1/1) ... [2020-10-16 13:56:13,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 13:56:13,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 13:56:16,686 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-10-16 13:56:16,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1712b90d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:16, skipping insertion in model container [2020-10-16 13:56:16,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 13:56:16,687 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-16 13:56:16,690 INFO L168 Benchmark]: Toolchain (without parser) took 3291.08 ms. Allocated memory was 139.5 MB in the beginning and 235.4 MB in the end (delta: 95.9 MB). Free memory was 90.8 MB in the beginning and 178.5 MB in the end (delta: -87.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2020-10-16 13:56:16,692 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-16 13:56:16,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3287.51 ms. Allocated memory was 139.5 MB in the beginning and 235.4 MB in the end (delta: 95.9 MB). Free memory was 90.6 MB in the beginning and 178.5 MB in the end (delta: -87.9 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2020-10-16 13:56:16,695 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3287.51 ms. Allocated memory was 139.5 MB in the beginning and 235.4 MB in the end (delta: 95.9 MB). Free memory was 90.6 MB in the beginning and 178.5 MB in the end (delta: -87.9 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4701]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...