./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/condvar_spurious_wakeup.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-divine/condvar_spurious_wakeup.i -s /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/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 5363944058b659dbd3bc63f3b9b4bc7dafd036bb .......................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:00:58,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:00:58,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:00:58,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:00:58,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:00:58,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:00:58,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:00:58,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:00:58,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:00:58,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:00:58,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:00:58,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:00:58,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:00:58,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:00:58,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:00:58,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:00:58,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:00:58,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:00:58,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:00:58,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:00:58,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:00:58,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:00:58,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:00:58,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:00:58,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:00:58,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:00:58,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:00:58,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:00:58,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:00:58,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:00:58,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:00:58,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:00:58,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:00:58,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:00:58,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:00:58,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:00:58,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:00:58,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:00:58,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:00:58,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:00:58,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:00:58,110 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 09:00:58,121 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:00:58,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:00:58,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:00:58,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:00:58,123 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:00:58,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:00:58,123 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:00:58,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:00:58,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:00:58,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:00:58,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:00:58,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:00:58,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:00:58,124 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:00:58,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:00:58,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:00:58,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:00:58,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:00:58,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:00:58,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:00:58,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:00:58,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:00:58,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:00:58,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:00:58,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:00:58,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:00:58,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:00:58,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:00:58,126 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/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/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 -> 5363944058b659dbd3bc63f3b9b4bc7dafd036bb [2019-10-22 09:00:58,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:00:58,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:00:58,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:00:58,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:00:58,174 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:00:58,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/../../sv-benchmarks/c/pthread-divine/condvar_spurious_wakeup.i [2019-10-22 09:00:58,220 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/data/66af9afa6/124028f33ce444b4a72ecc3b6fe0c3fa/FLAGe070dd910 [2019-10-22 09:00:58,655 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:00:58,656 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/sv-benchmarks/c/pthread-divine/condvar_spurious_wakeup.i [2019-10-22 09:00:58,665 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/data/66af9afa6/124028f33ce444b4a72ecc3b6fe0c3fa/FLAGe070dd910 [2019-10-22 09:00:58,675 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03fc69e7-cfd6-4ae7-a055-ad53beca6cad/bin/uautomizer/data/66af9afa6/124028f33ce444b4a72ecc3b6fe0c3fa [2019-10-22 09:00:58,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:00:58,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:00:58,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:58,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:00:58,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:00:58,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:58" (1/1) ... [2019-10-22 09:00:58,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e2e79d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:58, skipping insertion in model container [2019-10-22 09:00:58,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:58" (1/1) ... [2019-10-22 09:00:58,693 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:00:58,725 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:00:58,929 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-10-22 09:00:59,089 ERROR L309 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_cond_wait [2019-10-22 09:00:59,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37e86f6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:59, skipping insertion in model container [2019-10-22 09:00:59,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:59,091 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 09:00:59,093 INFO L168 Benchmark]: Toolchain (without parser) took 414.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -194.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:59,094 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:59,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -194.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:59,097 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 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 412.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -194.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 692]: Unsupported Syntax Unsupported function: pthread_cond_wait RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...