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/concurrent/regression/Fischer2safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:25:16,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:25:16,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:25:16,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:25:16,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:25:16,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:25:16,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:25:16,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:25:16,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:25:16,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:25:16,703 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:25:16,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:25:16,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:25:16,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:25:16,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:25:16,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:25:16,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:25:16,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:25:16,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:25:16,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:25:16,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:25:16,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:25:16,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:25:16,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:25:16,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:25:16,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:25:16,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:25:16,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:25:16,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:25:16,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:25:16,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:25:16,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:25:16,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:25:16,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:25:16,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:25:16,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:25:16,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:25:16,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:25:16,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:25:16,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:25:16,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:25:16,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:25:16,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:25:16,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:25:16,815 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:25:16,816 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:25:16,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/regression/Fischer2safe.bpl [2019-08-05 11:25:16,817 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/regression/Fischer2safe.bpl' [2019-08-05 11:25:16,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:25:16,854 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:25:16,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:25:16,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:25:16,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:25:16,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:16" (1/1) ... [2019-08-05 11:25:16,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:16" (1/1) ... [2019-08-05 11:25:16,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:16" (1/1) ... [2019-08-05 11:25:16,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:16" (1/1) ... [2019-08-05 11:25:16,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:16" (1/1) ... [2019-08-05 11:25:16,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:16" (1/1) ... [2019-08-05 11:25:16,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:16" (1/1) ... [2019-08-05 11:25:16,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:25:16,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:25:16,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:25:16,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:25:16,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:16" (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 [2019-08-05 11:25:16,974 INFO L130 BoogieDeclarations]: Found specification of procedure ~init [2019-08-05 11:25:16,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ~init [2019-08-05 11:25:16,975 INFO L130 BoogieDeclarations]: Found specification of procedure Clock [2019-08-05 11:25:16,975 INFO L138 BoogieDeclarations]: Found implementation of procedure Clock [2019-08-05 11:25:16,975 INFO L130 BoogieDeclarations]: Found specification of procedure Thread1 [2019-08-05 11:25:16,975 INFO L138 BoogieDeclarations]: Found implementation of procedure Thread1 [2019-08-05 11:25:16,975 INFO L130 BoogieDeclarations]: Found specification of procedure Thread2 [2019-08-05 11:25:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure Thread2 [2019-08-05 11:25:17,419 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:25:17,419 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-05 11:25:17,421 INFO L202 PluginConnector]: Adding new model Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:25:17 BoogieIcfgContainer [2019-08-05 11:25:17,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:25:17,421 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:25:17,422 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:25:17,422 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:25:17,424 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Fischer2safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:25:17" (1/1) ... [2019-08-05 11:25:17,435 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 11:25:17,437 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:25:17,444 INFO L160 IcfgInterpreter]: Initial procedures are [Thread2, Thread1] [2019-08-05 11:25:17,452 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:25:17,454 INFO L184 IcfgInterpreter]: Interpreting procedure Thread2 with input of size 1 [2019-08-05 11:25:17,587 INFO L184 IcfgInterpreter]: Interpreting procedure Thread1 with input of size 1 [2019-08-05 11:25:17,658 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:25:17,658 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:25:17,662 INFO L178 IcfgInterpreter]: Location Thread1Err0ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-05 11:25:17,662 INFO L178 IcfgInterpreter]: Location Thread2Err0ASSERT_VIOLATIONASSERT has predicate 10#false [2019-08-05 11:25:17,665 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:25:17,667 INFO L168 Benchmark]: Toolchain (without parser) took 812.94 ms. Allocated memory is still 133.7 MB. Free memory was 109.9 MB in the beginning and 86.8 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:17,669 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 11:25:17,670 INFO L168 Benchmark]: Boogie Preprocessor took 47.66 ms. Allocated memory is still 133.7 MB. Free memory was 109.9 MB in the beginning and 107.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:17,671 INFO L168 Benchmark]: RCFGBuilder took 518.89 ms. Allocated memory is still 133.7 MB. Free memory was 107.6 MB in the beginning and 94.8 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:17,673 INFO L168 Benchmark]: Symbolic Interpretation took 243.40 ms. Allocated memory is still 133.7 MB. Free memory was 94.8 MB in the beginning and 86.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:17,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.66 ms. Allocated memory is still 133.7 MB. Free memory was 109.9 MB in the beginning and 107.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 518.89 ms. Allocated memory is still 133.7 MB. Free memory was 107.6 MB in the beginning and 94.8 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 243.40 ms. Allocated memory is still 133.7 MB. Free memory was 94.8 MB in the beginning and 86.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...