./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.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_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/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 74f1dccb8120047dda7efee011297bdb639a689d .......................................................................................................................... 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_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/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 74f1dccb8120047dda7efee011297bdb639a689d .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 03:15:58,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 03:15:58,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 03:15:58,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 03:15:58,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 03:15:58,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 03:15:58,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 03:15:58,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 03:15:58,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 03:15:58,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 03:15:58,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 03:15:58,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 03:15:58,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 03:15:58,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 03:15:58,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 03:15:58,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 03:15:58,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 03:15:58,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 03:15:58,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 03:15:58,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 03:15:58,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 03:15:58,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 03:15:58,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 03:15:58,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 03:15:58,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 03:15:58,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 03:15:58,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 03:15:58,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 03:15:58,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 03:15:58,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 03:15:58,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 03:15:58,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 03:15:58,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 03:15:58,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 03:15:58,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 03:15:58,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 03:15:58,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 03:15:58,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 03:15:58,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 03:15:58,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 03:15:58,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 03:15:58,129 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 03:15:58,138 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 03:15:58,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 03:15:58,138 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 03:15:58,139 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 03:15:58,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 03:15:58,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 03:15:58,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 03:15:58,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 03:15:58,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 03:15:58,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 03:15:58,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 03:15:58,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 03:15:58,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 03:15:58,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 03:15:58,140 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 03:15:58,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 03:15:58,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 03:15:58,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 03:15:58,141 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 03:15:58,141 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 03:15:58,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 03:15:58,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 03:15:58,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 03:15:58,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 03:15:58,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 03:15:58,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 03:15:58,142 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 03:15:58,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 03:15:58,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 03:15:58,142 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_5e8095dd-8422-46f9-894f-5d688ae51576/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 -> 74f1dccb8120047dda7efee011297bdb639a689d [2019-12-01 03:15:58,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 03:15:58,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 03:15:58,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 03:15:58,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 03:15:58,256 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 03:15:58,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2019-12-01 03:15:58,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data/4fa623629/cee9139240b54684b973ab045d9ab629/FLAGa90e38a5b [2019-12-01 03:15:58,854 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 03:15:58,854 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2019-12-01 03:15:58,880 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data/4fa623629/cee9139240b54684b973ab045d9ab629/FLAGa90e38a5b [2019-12-01 03:15:59,324 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data/4fa623629/cee9139240b54684b973ab045d9ab629 [2019-12-01 03:15:59,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 03:15:59,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 03:15:59,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 03:15:59,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 03:15:59,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 03:15:59,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:15:59" (1/1) ... [2019-12-01 03:15:59,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a85147a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:15:59, skipping insertion in model container [2019-12-01 03:15:59,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:15:59" (1/1) ... [2019-12-01 03:15:59,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 03:15:59,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 03:16:01,900 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-01 03:16:01,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35b3c1a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:16:01, skipping insertion in model container [2019-12-01 03:16:01,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 03:16:01,901 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-01 03:16:01,903 INFO L168 Benchmark]: Toolchain (without parser) took 2575.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -128.0 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. [2019-12-01 03:16:01,904 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 03:16:01,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2573.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -128.0 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. [2019-12-01 03:16:01,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2573.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -128.0 MB). Peak memory consumption was 63.7 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... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-01 03:16:03,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 03:16:03,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 03:16:03,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 03:16:03,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 03:16:03,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 03:16:03,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 03:16:03,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 03:16:03,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 03:16:03,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 03:16:03,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 03:16:03,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 03:16:03,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 03:16:03,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 03:16:03,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 03:16:03,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 03:16:03,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 03:16:03,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 03:16:03,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 03:16:03,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 03:16:03,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 03:16:03,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 03:16:03,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 03:16:03,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 03:16:03,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 03:16:03,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 03:16:03,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 03:16:03,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 03:16:03,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 03:16:03,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 03:16:03,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 03:16:03,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 03:16:03,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 03:16:03,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 03:16:03,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 03:16:03,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 03:16:03,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 03:16:03,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 03:16:03,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 03:16:03,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 03:16:03,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 03:16:03,058 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-01 03:16:03,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 03:16:03,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 03:16:03,069 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 03:16:03,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 03:16:03,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 03:16:03,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 03:16:03,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 03:16:03,070 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 03:16:03,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 03:16:03,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 03:16:03,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 03:16:03,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 03:16:03,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 03:16:03,071 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 03:16:03,071 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 03:16:03,071 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 03:16:03,071 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 03:16:03,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 03:16:03,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 03:16:03,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 03:16:03,072 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 03:16:03,072 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 03:16:03,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 03:16:03,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 03:16:03,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 03:16:03,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 03:16:03,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 03:16:03,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 03:16:03,073 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 03:16:03,073 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 03:16:03,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 03:16:03,073 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 03:16:03,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 03:16:03,074 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_5e8095dd-8422-46f9-894f-5d688ae51576/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 -> 74f1dccb8120047dda7efee011297bdb639a689d [2019-12-01 03:16:03,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 03:16:03,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 03:16:03,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 03:16:03,255 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 03:16:03,255 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 03:16:03,255 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2019-12-01 03:16:03,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data/dba41deb1/2672c8c4e4484a52b4ca4ae6aa5239d0/FLAG649e6137e [2019-12-01 03:16:03,810 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 03:16:03,810 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2019-12-01 03:16:03,835 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data/dba41deb1/2672c8c4e4484a52b4ca4ae6aa5239d0/FLAG649e6137e [2019-12-01 03:16:04,325 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5e8095dd-8422-46f9-894f-5d688ae51576/bin/ukojak/data/dba41deb1/2672c8c4e4484a52b4ca4ae6aa5239d0 [2019-12-01 03:16:04,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 03:16:04,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 03:16:04,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 03:16:04,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 03:16:04,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 03:16:04,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:16:04" (1/1) ... [2019-12-01 03:16:04,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1392e901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:16:04, skipping insertion in model container [2019-12-01 03:16:04,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:16:04" (1/1) ... [2019-12-01 03:16:04,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 03:16:04,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 03:16:07,245 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-01 03:16:07,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@390f914a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:16:07, skipping insertion in model container [2019-12-01 03:16:07,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 03:16:07,246 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-01 03:16:07,248 INFO L168 Benchmark]: Toolchain (without parser) took 2918.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -128.7 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2019-12-01 03:16:07,248 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. [2019-12-01 03:16:07,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2917.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -128.7 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2019-12-01 03:16:07,250 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 2917.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -128.7 MB). Peak memory consumption was 66.1 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...