./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-divine/one_time_barrier_2t_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-divine/one_time_barrier_2t_false-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 96a14915b0d5d405872dcce9408142e2175f6afb ........................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 20:45:50,074 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 20:45:50,076 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 20:45:50,090 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 20:45:50,091 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 20:45:50,092 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 20:45:50,094 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 20:45:50,097 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 20:45:50,099 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 20:45:50,100 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 20:45:50,101 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 20:45:50,101 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 20:45:50,103 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 20:45:50,104 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 20:45:50,106 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 20:45:50,107 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 20:45:50,108 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 20:45:50,111 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 20:45:50,113 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 20:45:50,116 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 20:45:50,117 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 20:45:50,119 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 20:45:50,123 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 20:45:50,123 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 20:45:50,123 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 20:45:50,124 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 20:45:50,126 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 20:45:50,127 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 20:45:50,129 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 20:45:50,130 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 20:45:50,131 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 20:45:50,131 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 20:45:50,132 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 20:45:50,132 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 20:45:50,134 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 20:45:50,134 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 20:45:50,135 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 20:45:50,151 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 20:45:50,152 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 20:45:50,153 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 20:45:50,153 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 20:45:50,154 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 20:45:50,154 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 20:45:50,155 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 20:45:50,155 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 20:45:50,155 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 20:45:50,155 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 20:45:50,155 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 20:45:50,156 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 20:45:50,156 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 20:45:50,156 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 20:45:50,156 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 20:45:50,156 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 20:45:50,157 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 20:45:50,158 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 20:45:50,158 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 20:45:50,159 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 20:45:50,159 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 20:45:50,159 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 20:45:50,159 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 20:45:50,159 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 20:45:50,159 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 20:45:50,160 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 20:45:50,161 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 20:45:50,161 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 20:45:50,161 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 20:45:50,161 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 20:45:50,161 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 96a14915b0d5d405872dcce9408142e2175f6afb [2018-11-28 20:45:50,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 20:45:50,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 20:45:50,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 20:45:50,221 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 20:45:50,221 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 20:45:50,222 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-divine/one_time_barrier_2t_false-unreach-call.i [2018-11-28 20:45:50,284 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/951e5ff62/00b336d2a73c432b9f4c9e814b1c1c09/FLAG42b74f653 [2018-11-28 20:45:50,899 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 20:45:50,900 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-divine/one_time_barrier_2t_false-unreach-call.i [2018-11-28 20:45:50,918 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/951e5ff62/00b336d2a73c432b9f4c9e814b1c1c09/FLAG42b74f653 [2018-11-28 20:45:51,144 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/951e5ff62/00b336d2a73c432b9f4c9e814b1c1c09 [2018-11-28 20:45:51,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 20:45:51,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 20:45:51,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 20:45:51,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 20:45:51,155 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 20:45:51,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:45:51" (1/1) ... [2018-11-28 20:45:51,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c51f3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:51, skipping insertion in model container [2018-11-28 20:45:51,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:45:51" (1/1) ... [2018-11-28 20:45:51,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 20:45:51,218 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 20:45:51,478 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-28 20:45:51,701 ERROR L311 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_cond_init [2018-11-28 20:45:51,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b4012cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:51, skipping insertion in model container [2018-11-28 20:45:51,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 20:45:51,702 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-28 20:45:51,704 INFO L168 Benchmark]: Toolchain (without parser) took 555.20 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 935.1 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-28 20:45:51,706 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 20:45:51,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.43 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 935.1 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2018-11-28 20:45:51,710 INFO L336 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 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 551.43 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 935.1 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 697]: Unsupported Syntax Unsupported function: pthread_cond_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...