java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/recursive/Goa2Threads2Ressources.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:57:49,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:57:49,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:57:49,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:57:49,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:57:49,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:57:49,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:57:49,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:57:49,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:57:49,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:57:49,814 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:57:49,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:57:49,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:57:49,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:57:49,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:57:49,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:57:49,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:57:49,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:57:49,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:57:49,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:57:49,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:57:49,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:57:49,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:57:49,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:57:49,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:57:49,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:57:49,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:57:49,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:57:49,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:57:49,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:57:49,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:57:49,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:57:49,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:57:49,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:57:49,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:57:49,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:57:49,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:57:49,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:57:49,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:57:49,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:57:49,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:57:49,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:57:49,889 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:57:49,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:57:49,895 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:57:49,896 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:57:49,897 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/Goa2Threads2Ressources.bpl [2019-08-06 16:57:49,898 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/Goa2Threads2Ressources.bpl' [2019-08-06 16:57:49,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:57:49,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:57:49,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:57:49,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:57:49,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:57:49,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:49" (1/1) ... [2019-08-06 16:57:49,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:49" (1/1) ... [2019-08-06 16:57:49,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:49" (1/1) ... [2019-08-06 16:57:49,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:49" (1/1) ... [2019-08-06 16:57:50,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:49" (1/1) ... [2019-08-06 16:57:50,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:49" (1/1) ... [2019-08-06 16:57:50,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:49" (1/1) ... [2019-08-06 16:57:50,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:57:50,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:57:50,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:57:50,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:57:50,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-06 16:57:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure Thread1 [2019-08-06 16:57:50,098 INFO L138 BoogieDeclarations]: Found implementation of procedure Thread1 [2019-08-06 16:57:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure Thread2 [2019-08-06 16:57:50,098 INFO L138 BoogieDeclarations]: Found implementation of procedure Thread2 [2019-08-06 16:57:50,611 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint Thread1FINAL: assume true; [2019-08-06 16:57:50,627 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:57:50,628 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-06 16:57:50,629 INFO L202 PluginConnector]: Adding new model Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:50 BoogieIcfgContainer [2019-08-06 16:57:50,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:57:50,630 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:57:50,630 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:57:50,630 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:57:50,631 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Goa2Threads2Ressources.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:50" (1/1) ... [2019-08-06 16:57:50,642 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 16:57:50,645 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:57:50,652 INFO L160 IcfgInterpreter]: Initial procedures are [Thread1] [2019-08-06 16:57:50,660 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:57:50,662 INFO L185 IcfgInterpreter]: Interpreting procedure Thread1 with input of size 1 [2019-08-06 16:57:51,168 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:57:51,169 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:57:51,173 INFO L179 IcfgInterpreter]: Location Thread1Err1ASSERT_VIOLATIONASSERT has predicate 793#(not (= 0 ressource2)) [2019-08-06 16:57:51,174 INFO L179 IcfgInterpreter]: Location Thread1Err0ASSERT_VIOLATIONASSERT has predicate 626#(not (= 0 ressource1)) [2019-08-06 16:57:51,175 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:57:51,185 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:57:51,188 INFO L168 Benchmark]: Toolchain (without parser) took 1229.26 ms. Allocated memory is still 130.5 MB. Free memory was 106.6 MB in the beginning and 65.4 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:51,189 INFO L168 Benchmark]: Boogie PL CUP Parser took 1.20 ms. Allocated memory is still 130.5 MB. Free memory is still 107.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:57:51,191 INFO L168 Benchmark]: Boogie Preprocessor took 62.38 ms. Allocated memory is still 130.5 MB. Free memory was 106.6 MB in the beginning and 104.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:51,192 INFO L168 Benchmark]: RCFGBuilder took 607.85 ms. Allocated memory is still 130.5 MB. Free memory was 104.5 MB in the beginning and 90.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:51,194 INFO L168 Benchmark]: Symbolic Interpretation took 555.39 ms. Allocated memory is still 130.5 MB. Free memory was 90.3 MB in the beginning and 65.8 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:51,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 67]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: - UnprovableResult [Line: 48]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 1.20 ms. Allocated memory is still 130.5 MB. Free memory is still 107.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.38 ms. Allocated memory is still 130.5 MB. Free memory was 106.6 MB in the beginning and 104.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 607.85 ms. Allocated memory is still 130.5 MB. Free memory was 104.5 MB in the beginning and 90.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 555.39 ms. Allocated memory is still 130.5 MB. Free memory was 90.3 MB in the beginning and 65.8 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...