./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebf36ecbfc7e79f548d88f3bc5673c1f4881dea4 .......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebf36ecbfc7e79f548d88f3bc5673c1f4881dea4 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 06:53:46,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 06:53:46,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 06:53:46,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 06:53:46,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 06:53:46,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 06:53:46,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 06:53:46,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 06:53:46,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 06:53:46,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 06:53:46,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 06:53:46,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 06:53:46,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 06:53:46,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 06:53:46,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 06:53:46,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 06:53:46,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 06:53:46,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 06:53:46,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 06:53:46,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 06:53:46,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 06:53:46,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 06:53:46,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 06:53:46,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 06:53:46,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 06:53:46,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 06:53:46,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 06:53:46,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 06:53:46,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 06:53:46,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 06:53:46,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 06:53:46,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 06:53:46,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 06:53:46,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 06:53:46,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 06:53:46,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 06:53:46,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 06:53:46,760 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 06:53:46,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 06:53:46,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 06:53:46,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 06:53:46,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 06:53:46,772 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 06:53:46,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 06:53:46,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 06:53:46,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 06:53:46,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 06:53:46,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 06:53:46,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 06:53:46,773 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 06:53:46,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 06:53:46,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 06:53:46,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 06:53:46,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 06:53:46,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 06:53:46,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 06:53:46,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 06:53:46,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 06:53:46,775 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 06:53:46,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 06:53:46,775 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 06:53:46,775 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 06:53:46,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 06:53:46,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 06:53:46,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 06:53:46,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 06:53:46,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 06:53:46,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 06:53:46,776 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 06:53:46,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 06:53:46,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 06:53:46,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak 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 ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> ebf36ecbfc7e79f548d88f3bc5673c1f4881dea4 [2019-12-02 06:53:46,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 06:53:46,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 06:53:46,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 06:53:46,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 06:53:46,891 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 06:53:46,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-12-02 06:53:46,930 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data/2348623a8/1c612809022b43209190ae12ac2e0cfa/FLAG5beb68de9 [2019-12-02 06:53:47,451 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 06:53:47,451 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-12-02 06:53:47,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data/2348623a8/1c612809022b43209190ae12ac2e0cfa/FLAG5beb68de9 [2019-12-02 06:53:47,961 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data/2348623a8/1c612809022b43209190ae12ac2e0cfa [2019-12-02 06:53:47,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 06:53:47,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 06:53:47,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 06:53:47,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 06:53:47,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 06:53:47,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:53:47" (1/1) ... [2019-12-02 06:53:47,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@302eaf95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:53:47, skipping insertion in model container [2019-12-02 06:53:47,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:53:47" (1/1) ... [2019-12-02 06:53:47,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 06:53:48,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 06:53:50,654 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-02 06:53:50,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77af4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:53:50, skipping insertion in model container [2019-12-02 06:53:50,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 06:53:50,655 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-02 06:53:50,657 INFO L168 Benchmark]: Toolchain (without parser) took 2691.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 932.6 MB in the beginning and 1.0 GB in the end (delta: -114.9 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. [2019-12-02 06:53:50,657 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:53:50,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2690.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 932.6 MB in the beginning and 1.0 GB in the end (delta: -114.9 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. [2019-12-02 06:53:50,659 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2690.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 932.6 MB in the beginning and 1.0 GB in the end (delta: -114.9 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: 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... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-02 06:53:51,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 06:53:51,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 06:53:51,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 06:53:51,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 06:53:51,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 06:53:51,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 06:53:51,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 06:53:51,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 06:53:51,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 06:53:51,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 06:53:51,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 06:53:51,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 06:53:51,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 06:53:51,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 06:53:51,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 06:53:51,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 06:53:51,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 06:53:51,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 06:53:51,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 06:53:51,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 06:53:51,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 06:53:51,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 06:53:51,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 06:53:51,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 06:53:51,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 06:53:51,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 06:53:51,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 06:53:51,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 06:53:51,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 06:53:51,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 06:53:51,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 06:53:51,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 06:53:51,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 06:53:51,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 06:53:51,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 06:53:51,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 06:53:51,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 06:53:51,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 06:53:51,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 06:53:51,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 06:53:51,791 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-02 06:53:51,801 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 06:53:51,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 06:53:51,802 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 06:53:51,802 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 06:53:51,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 06:53:51,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 06:53:51,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 06:53:51,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 06:53:51,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 06:53:51,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 06:53:51,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 06:53:51,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 06:53:51,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 06:53:51,803 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-02 06:53:51,803 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-02 06:53:51,804 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-02 06:53:51,804 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 06:53:51,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 06:53:51,804 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 06:53:51,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 06:53:51,804 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 06:53:51,804 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 06:53:51,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 06:53:51,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 06:53:51,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 06:53:51,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 06:53:51,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 06:53:51,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 06:53:51,805 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-02 06:53:51,805 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-02 06:53:51,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 06:53:51,806 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-02 06:53:51,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-02 06:53:51,806 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak 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 ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> ebf36ecbfc7e79f548d88f3bc5673c1f4881dea4 [2019-12-02 06:53:51,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 06:53:51,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 06:53:51,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 06:53:51,981 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 06:53:51,981 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 06:53:51,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-12-02 06:53:52,022 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data/0d2a11f05/352ce457c363400c8d43629f2ee08d2b/FLAG8e71ad348 [2019-12-02 06:53:52,514 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 06:53:52,514 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-12-02 06:53:52,538 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data/0d2a11f05/352ce457c363400c8d43629f2ee08d2b/FLAG8e71ad348 [2019-12-02 06:53:52,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6b5b47c4-d96f-4f61-9e16-be1afc2ad9f3/bin/ukojak/data/0d2a11f05/352ce457c363400c8d43629f2ee08d2b [2019-12-02 06:53:52,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 06:53:52,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 06:53:52,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 06:53:52,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 06:53:52,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 06:53:52,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:53:52" (1/1) ... [2019-12-02 06:53:52,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c8cb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:53:52, skipping insertion in model container [2019-12-02 06:53:52,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:53:52" (1/1) ... [2019-12-02 06:53:52,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 06:53:52,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 06:53:55,214 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-02 06:53:55,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5123a618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:53:55, skipping insertion in model container [2019-12-02 06:53:55,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 06:53:55,215 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-02 06:53:55,217 INFO L168 Benchmark]: Toolchain (without parser) took 2665.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -127.3 MB). Peak memory consumption was 60.7 MB. Max. memory is 11.5 GB. [2019-12-02 06:53:55,217 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:53:55,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2663.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -127.3 MB). Peak memory consumption was 60.7 MB. Max. memory is 11.5 GB. [2019-12-02 06:53:55,219 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2663.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -127.3 MB). Peak memory consumption was 60.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: 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...