./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.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_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 46cfe9c7ac0bb9f42f9bc0ce586680ef34d196e1 ..................................................................................................................................... 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_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 46cfe9c7ac0bb9f42f9bc0ce586680ef34d196e1 ................................................................................................................................. 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 16:57:57,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:57:57,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:57:57,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:57:57,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:57:57,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:57:57,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:57:57,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:57:57,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:57:57,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:57:57,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:57:57,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:57:57,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:57:57,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:57:57,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:57:57,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:57:57,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:57:57,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:57:57,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:57:57,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:57:57,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:57:57,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:57:57,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:57:57,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:57:57,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:57:57,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:57:57,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:57:57,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:57:57,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:57:57,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:57:57,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:57:57,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:57:57,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:57:57,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:57:57,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:57:57,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:57:57,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:57:57,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:57:57,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:57:57,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:57:57,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:57:57,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 16:57:57,722 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:57:57,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:57:57,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:57:57,723 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:57:57,723 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:57:57,723 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:57:57,723 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:57:57,723 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:57:57,723 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:57:57,723 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:57:57,723 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:57:57,723 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:57:57,724 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:57:57,724 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:57:57,724 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:57:57,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:57:57,724 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:57:57,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:57:57,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:57:57,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:57:57,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:57:57,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:57:57,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:57:57,725 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:57:57,725 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:57:57,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:57:57,725 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:57:57,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:57:57,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:57:57,726 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:57:57,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:57:57,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:57:57,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:57:57,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:57:57,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:57:57,727 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:57:57,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:57:57,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:57:57,727 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:57:57,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:57:57,727 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan 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 -> Taipan 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 -> 46cfe9c7ac0bb9f42f9bc0ce586680ef34d196e1 [2019-12-07 16:57:57,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:57:57,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:57:57,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:57:57,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:57:57,843 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:57:57,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2019-12-07 16:57:57,884 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data/92fe307b2/aa7abb6a62e54845b0c8fc9902abcdf0/FLAG9b50b367a [2019-12-07 16:57:58,527 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:57:58,527 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2019-12-07 16:57:58,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data/92fe307b2/aa7abb6a62e54845b0c8fc9902abcdf0/FLAG9b50b367a [2019-12-07 16:57:58,878 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data/92fe307b2/aa7abb6a62e54845b0c8fc9902abcdf0 [2019-12-07 16:57:58,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:57:58,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:57:58,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:57:58,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:57:58,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:57:58,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:57:58" (1/1) ... [2019-12-07 16:57:58,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@587721df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:57:58, skipping insertion in model container [2019-12-07 16:57:58,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:57:58" (1/1) ... [2019-12-07 16:57:58,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:57:59,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:58:01,500 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 16:58:01,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@130021e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:58:01, skipping insertion in model container [2019-12-07 16:58:01,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:58:01,501 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:58:01,502 INFO L168 Benchmark]: Toolchain (without parser) took 2617.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 929.8 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:58:01,503 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:58:01,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2612.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 929.8 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:58:01,504 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 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2612.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 929.8 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 64.3 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 16:58:02,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:58:02,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:58:02,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:58:02,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:58:02,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:58:02,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:58:02,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:58:02,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:58:02,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:58:02,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:58:02,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:58:02,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:58:02,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:58:02,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:58:02,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:58:02,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:58:02,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:58:02,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:58:02,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:58:02,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:58:02,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:58:02,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:58:02,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:58:02,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:58:02,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:58:02,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:58:02,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:58:02,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:58:02,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:58:02,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:58:02,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:58:02,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:58:02,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:58:02,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:58:02,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:58:02,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:58:02,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:58:02,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:58:02,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:58:02,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:58:02,654 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 16:58:02,664 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:58:02,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:58:02,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:58:02,665 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:58:02,665 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:58:02,665 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:58:02,665 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:58:02,666 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:58:02,666 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:58:02,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:58:02,666 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:58:02,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:58:02,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:58:02,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:58:02,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:58:02,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:58:02,667 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:58:02,667 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:58:02,667 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:58:02,667 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:58:02,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:58:02,668 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:58:02,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:58:02,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:58:02,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:58:02,668 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:58:02,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:58:02,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:58:02,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:58:02,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:58:02,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:58:02,669 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:58:02,669 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:58:02,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:58:02,669 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:58:02,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:58:02,670 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_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan 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 -> Taipan 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 -> 46cfe9c7ac0bb9f42f9bc0ce586680ef34d196e1 [2019-12-07 16:58:02,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:58:02,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:58:02,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:58:02,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:58:02,857 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:58:02,858 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2019-12-07 16:58:02,902 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data/26b214563/29caa3920ac3490cb6177b1554f34cd0/FLAG4f2002511 [2019-12-07 16:58:03,408 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:58:03,409 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2019-12-07 16:58:03,438 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data/26b214563/29caa3920ac3490cb6177b1554f34cd0/FLAG4f2002511 [2019-12-07 16:58:03,880 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a5b31ba5-9682-41a8-9754-bb37908fb1e5/bin/utaipan/data/26b214563/29caa3920ac3490cb6177b1554f34cd0 [2019-12-07 16:58:03,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:58:03,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:58:03,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:58:03,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:58:03,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:58:03,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:58:03" (1/1) ... [2019-12-07 16:58:03,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c8e37f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:58:03, skipping insertion in model container [2019-12-07 16:58:03,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:58:03" (1/1) ... [2019-12-07 16:58:03,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:58:03,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:58:06,724 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 16:58:06,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fd73bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:58:06, skipping insertion in model container [2019-12-07 16:58:06,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:58:06,725 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:58:06,727 INFO L168 Benchmark]: Toolchain (without parser) took 2842.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -137.5 MB). Peak memory consumption was 66.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:58:06,727 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. [2019-12-07 16:58:06,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2840.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -142.9 MB). Peak memory consumption was 61.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:58:06,729 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 2840.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -142.9 MB). Peak memory consumption was 61.0 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...