./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_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_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i -s /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/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 e2a9c8e583dbe6d7e1bfe74d58bd278ff56b8445 ..................................................................................................................................... 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_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i -s /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/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 e2a9c8e583dbe6d7e1bfe74d58bd278ff56b8445 ................................................................................................................................. 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 12:31:33,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:31:33,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:31:33,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:31:33,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:31:33,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:31:33,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:31:33,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:31:33,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:31:33,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:31:33,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:31:33,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:31:33,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:31:33,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:31:33,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:31:33,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:31:33,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:31:33,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:31:33,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:31:33,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:31:33,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:31:33,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:31:33,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:31:33,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:31:33,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:31:33,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:31:33,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:31:33,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:31:33,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:31:33,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:31:33,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:31:33,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:31:33,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:31:33,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:31:33,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:31:33,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:31:33,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:31:33,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:31:33,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:31:33,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:31:33,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:31:33,880 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 12:31:33,892 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:31:33,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:31:33,893 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:31:33,893 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:31:33,893 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:31:33,893 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:31:33,893 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 12:31:33,893 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:31:33,893 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:31:33,893 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 12:31:33,894 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 12:31:33,894 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:31:33,894 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 12:31:33,894 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 12:31:33,894 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 12:31:33,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:31:33,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:31:33,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:31:33,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:31:33,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:31:33,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:31:33,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:31:33,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:31:33,896 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:31:33,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:31:33,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:31:33,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:31:33,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:31:33,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:31:33,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:31:33,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:31:33,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:31:33,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:31:33,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:31:33,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:31:33,897 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 12:31:33,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:31:33,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:31:33,898 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:31:33,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:31:33,898 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_58d42b92-db11-4fa7-ad8a-1294f0aca428/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 -> e2a9c8e583dbe6d7e1bfe74d58bd278ff56b8445 [2019-12-07 12:31:34,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:31:34,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:31:34,021 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:31:34,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:31:34,022 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:31:34,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2019-12-07 12:31:34,071 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data/db2d8ac1c/85b3661975f44b2f89bd1d243c81a058/FLAG4608bf211 [2019-12-07 12:31:34,560 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:31:34,560 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2019-12-07 12:31:34,585 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data/db2d8ac1c/85b3661975f44b2f89bd1d243c81a058/FLAG4608bf211 [2019-12-07 12:31:35,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data/db2d8ac1c/85b3661975f44b2f89bd1d243c81a058 [2019-12-07 12:31:35,105 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:31:35,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:31:35,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:31:35,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:31:35,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:31:35,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:31:35" (1/1) ... [2019-12-07 12:31:35,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42b6a86a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:31:35, skipping insertion in model container [2019-12-07 12:31:35,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:31:35" (1/1) ... [2019-12-07 12:31:35,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:31:35,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:31:37,949 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 12:31:37,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d4743c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:31:37, skipping insertion in model container [2019-12-07 12:31:37,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:31:37,950 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:31:37,952 INFO L168 Benchmark]: Toolchain (without parser) took 2845.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 932.7 MB in the beginning and 1.0 GB in the end (delta: -103.5 MB). Peak memory consumption was 64.1 MB. Max. memory is 11.5 GB. [2019-12-07 12:31:37,953 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. [2019-12-07 12:31:37,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2842.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 932.7 MB in the beginning and 1.0 GB in the end (delta: -103.5 MB). Peak memory consumption was 64.1 MB. Max. memory is 11.5 GB. [2019-12-07 12:31:37,954 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 2842.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 932.7 MB in the beginning and 1.0 GB in the end (delta: -103.5 MB). Peak memory consumption was 64.1 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... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 12:31:39,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:31:39,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:31:39,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:31:39,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:31:39,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:31:39,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:31:39,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:31:39,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:31:39,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:31:39,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:31:39,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:31:39,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:31:39,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:31:39,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:31:39,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:31:39,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:31:39,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:31:39,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:31:39,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:31:39,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:31:39,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:31:39,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:31:39,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:31:39,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:31:39,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:31:39,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:31:39,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:31:39,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:31:39,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:31:39,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:31:39,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:31:39,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:31:39,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:31:39,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:31:39,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:31:39,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:31:39,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:31:39,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:31:39,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:31:39,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:31:39,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 12:31:39,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:31:39,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:31:39,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:31:39,115 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:31:39,115 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:31:39,115 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:31:39,116 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:31:39,116 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:31:39,116 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:31:39,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:31:39,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:31:39,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:31:39,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:31:39,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:31:39,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:31:39,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:31:39,117 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:31:39,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 12:31:39,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 12:31:39,118 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:31:39,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:31:39,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:31:39,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:31:39,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:31:39,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:31:39,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:31:39,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:31:39,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:31:39,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:31:39,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:31:39,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:31:39,119 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 12:31:39,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 12:31:39,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:31:39,119 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:31:39,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:31:39,120 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_58d42b92-db11-4fa7-ad8a-1294f0aca428/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 -> e2a9c8e583dbe6d7e1bfe74d58bd278ff56b8445 [2019-12-07 12:31:39,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:31:39,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:31:39,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:31:39,309 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:31:39,310 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:31:39,310 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2019-12-07 12:31:39,358 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data/181b4da56/a7a49529ecee475faa52f543ed73209c/FLAGcde8f4b68 [2019-12-07 12:31:39,966 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:31:39,967 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2019-12-07 12:31:39,994 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data/181b4da56/a7a49529ecee475faa52f543ed73209c/FLAGcde8f4b68 [2019-12-07 12:31:40,381 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_58d42b92-db11-4fa7-ad8a-1294f0aca428/bin/utaipan/data/181b4da56/a7a49529ecee475faa52f543ed73209c [2019-12-07 12:31:40,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:31:40,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:31:40,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:31:40,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:31:40,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:31:40,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:31:40" (1/1) ... [2019-12-07 12:31:40,388 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 12:31:40, skipping insertion in model container [2019-12-07 12:31:40,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:31:40" (1/1) ... [2019-12-07 12:31:40,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:31:40,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:31:43,158 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 12:31:43,159 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 12:31:43, skipping insertion in model container [2019-12-07 12:31:43,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:31:43,159 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:31:43,161 INFO L168 Benchmark]: Toolchain (without parser) took 2776.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -136.9 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. [2019-12-07 12:31:43,161 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 12:31:43,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2774.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -142.3 MB). Peak memory consumption was 61.1 MB. Max. memory is 11.5 GB. [2019-12-07 12:31:43,163 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 2774.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -142.3 MB). Peak memory consumption was 61.1 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...