./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_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/config/AutomizerReach.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_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer --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 Automizer --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_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/config/AutomizerReach.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_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer --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 Automizer --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 [2019-12-07 17:35:47,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:35:47,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:35:47,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:35:47,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:35:47,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:35:47,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:35:47,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:35:47,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:35:47,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:35:47,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:35:47,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:35:47,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:35:47,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:35:47,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:35:47,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:35:47,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:35:47,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:35:47,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:35:47,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:35:47,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:35:47,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:35:47,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:35:47,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:35:47,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:35:47,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:35:47,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:35:47,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:35:47,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:35:47,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:35:47,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:35:47,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:35:47,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:35:47,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:35:47,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:35:47,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:35:47,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:35:47,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:35:47,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:35:47,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:35:47,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:35:47,426 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:35:47,435 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:35:47,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:35:47,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:35:47,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:35:47,436 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:35:47,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:35:47,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:35:47,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:35:47,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:35:47,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:35:47,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:35:47,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:35:47,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:35:47,438 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:35:47,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:35:47,438 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:35:47,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:35:47,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:35:47,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:35:47,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:35:47,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:35:47,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:35:47,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:35:47,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:35:47,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:35:47,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:35:47,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:35:47,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:35:47,440 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:35:47,440 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_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer 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 -> Automizer 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 [2019-12-07 17:35:47,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:35:47,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:35:47,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:35:47,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:35:47,548 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:35:47,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-12-07 17:35:47,583 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data/baa8ad95a/a351de9d47cd4cc1bf6054c216f61df6/FLAGe2b9ba609 [2019-12-07 17:35:48,169 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:35:48,169 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-12-07 17:35:48,195 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data/baa8ad95a/a351de9d47cd4cc1bf6054c216f61df6/FLAGe2b9ba609 [2019-12-07 17:35:48,619 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data/baa8ad95a/a351de9d47cd4cc1bf6054c216f61df6 [2019-12-07 17:35:48,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:35:48,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:35:48,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:35:48,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:35:48,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:35:48,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:35:48" (1/1) ... [2019-12-07 17:35:48,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21bb35a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:35:48, skipping insertion in model container [2019-12-07 17:35:48,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:35:48" (1/1) ... [2019-12-07 17:35:48,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:35:48,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:35:51,360 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 17:35:51,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54279464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:35:51, skipping insertion in model container [2019-12-07 17:35:51,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:35:51,361 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 17:35:51,363 INFO L168 Benchmark]: Toolchain (without parser) took 2740.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 928.6 MB in the beginning and 1.0 GB in the end (delta: -115.3 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. [2019-12-07 17:35:51,363 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:35:51,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2738.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 928.6 MB in the beginning and 1.0 GB in the end (delta: -115.3 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. [2019-12-07 17:35:51,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2738.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 928.6 MB in the beginning and 1.0 GB in the end (delta: -115.3 MB). Peak memory consumption was 58.3 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 [2019-12-07 17:35:52,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:35:52,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:35:52,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:35:52,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:35:52,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:35:52,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:35:52,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:35:52,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:35:52,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:35:52,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:35:52,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:35:52,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:35:52,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:35:52,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:35:52,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:35:52,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:35:52,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:35:52,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:35:52,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:35:52,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:35:52,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:35:52,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:35:52,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:35:52,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:35:52,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:35:52,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:35:52,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:35:52,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:35:52,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:35:52,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:35:52,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:35:52,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:35:52,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:35:52,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:35:52,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:35:52,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:35:52,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:35:52,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:35:52,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:35:52,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:35:52,516 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 17:35:52,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:35:52,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:35:52,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:35:52,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:35:52,527 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:35:52,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:35:52,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:35:52,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:35:52,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:35:52,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:35:52,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:35:52,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:35:52,528 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 17:35:52,528 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 17:35:52,528 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:35:52,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:35:52,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:35:52,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:35:52,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:35:52,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:35:52,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:35:52,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:35:52,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:35:52,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:35:52,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:35:52,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:35:52,530 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 17:35:52,530 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 17:35:52,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:35:52,530 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:35:52,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 17:35:52,530 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_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer 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 -> Automizer 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 [2019-12-07 17:35:52,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:35:52,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:35:52,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:35:52,725 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:35:52,725 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:35:52,726 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-12-07 17:35:52,771 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data/4e06860a7/fa4ca79f3a894d71be88b5c000ba5e19/FLAGffb12d753 [2019-12-07 17:35:53,272 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:35:53,273 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-12-07 17:35:53,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data/4e06860a7/fa4ca79f3a894d71be88b5c000ba5e19/FLAGffb12d753 [2019-12-07 17:35:53,746 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cce86674-6bca-4f9c-812f-f1294fb09c56/bin/uautomizer/data/4e06860a7/fa4ca79f3a894d71be88b5c000ba5e19 [2019-12-07 17:35:53,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:35:53,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:35:53,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:35:53,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:35:53,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:35:53,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:35:53" (1/1) ... [2019-12-07 17:35:53,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@613aa2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:35:53, skipping insertion in model container [2019-12-07 17:35:53,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:35:53" (1/1) ... [2019-12-07 17:35:53,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:35:53,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:35:56,604 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 17:35:56,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@363f4e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:35:56, skipping insertion in model container [2019-12-07 17:35:56,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:35:56,605 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 17:35:56,607 INFO L168 Benchmark]: Toolchain (without parser) took 2857.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -132.4 MB). Peak memory consumption was 60.8 MB. Max. memory is 11.5 GB. [2019-12-07 17:35:56,608 INFO L168 Benchmark]: CDTParser took 0.18 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. [2019-12-07 17:35:56,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2856.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -132.4 MB). Peak memory consumption was 60.8 MB. Max. memory is 11.5 GB. [2019-12-07 17:35:56,609 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2856.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -132.4 MB). Peak memory consumption was 60.8 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...