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/abstractInterpretation/regression/all/proc-multiple-asserts.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:16:32,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:32,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:32,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:32,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:32,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:32,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:32,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:32,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:32,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:32,360 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:32,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:32,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:32,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:32,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:32,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:32,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:32,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:32,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:32,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:32,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:32,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:32,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:32,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:32,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:32,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:32,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:32,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:32,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:32,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:32,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:32,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:32,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:32,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:32,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:32,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:32,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:32,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:32,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:32,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:32,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:32,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:32,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:32,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:32,458 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:32,458 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:32,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-multiple-asserts.bpl [2019-08-05 18:16:32,459 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-multiple-asserts.bpl' [2019-08-05 18:16:32,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:32,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:32,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:32,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:32,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:32,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:32" (1/1) ... [2019-08-05 18:16:32,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:32" (1/1) ... [2019-08-05 18:16:32,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:32" (1/1) ... [2019-08-05 18:16:32,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:32" (1/1) ... [2019-08-05 18:16:32,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:32" (1/1) ... [2019-08-05 18:16:32,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:32" (1/1) ... [2019-08-05 18:16:32,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:32" (1/1) ... [2019-08-05 18:16:32,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:32,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:32,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:32,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:32,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:32" (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 18:16:32,624 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.init given in one single declaration [2019-08-05 18:16:32,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-05 18:16:32,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-05 18:16:32,625 INFO L124 BoogieDeclarations]: Specification and implementation of procedure dec given in one single declaration [2019-08-05 18:16:32,625 INFO L130 BoogieDeclarations]: Found specification of procedure dec [2019-08-05 18:16:32,626 INFO L138 BoogieDeclarations]: Found implementation of procedure dec [2019-08-05 18:16:32,827 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:16:32,827 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:32,828 INFO L202 PluginConnector]: Adding new model proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:32 BoogieIcfgContainer [2019-08-05 18:16:32,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:32,829 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:32,829 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:32,829 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:32,830 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "proc-multiple-asserts.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:32" (1/1) ... [2019-08-05 18:16:32,841 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:16:32,844 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:32,851 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.init] [2019-08-05 18:16:32,859 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:32,860 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 1 [2019-08-05 18:16:32,917 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:32,918 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:32,920 INFO L179 IcfgInterpreter]: Location ULTIMATE.initErr1ASSERT_VIOLATIONASSERT has predicate 12#(and (= 1 y) (not (= z x)) (= z 0)) [2019-08-05 18:16:32,921 INFO L179 IcfgInterpreter]: Location ULTIMATE.initErr0ASSERT_VIOLATIONASSERT has predicate 15#(and (= 1 y) (= z 0) (not (= y x))) [2019-08-05 18:16:32,922 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:32,929 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:32,933 INFO L168 Benchmark]: Toolchain (without parser) took 438.14 ms. Allocated memory is still 136.3 MB. Free memory was 106.8 MB in the beginning and 90.2 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:32,933 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 136.3 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:16:32,935 INFO L168 Benchmark]: Boogie Preprocessor took 49.24 ms. Allocated memory is still 136.3 MB. Free memory was 106.8 MB in the beginning and 104.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:32,936 INFO L168 Benchmark]: RCFGBuilder took 284.71 ms. Allocated memory is still 136.3 MB. Free memory was 104.6 MB in the beginning and 94.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:32,938 INFO L168 Benchmark]: Symbolic Interpretation took 100.42 ms. Allocated memory is still 136.3 MB. Free memory was 94.9 MB in the beginning and 90.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:32,941 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: 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: 14]: 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 0.23 ms. Allocated memory is still 136.3 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.24 ms. Allocated memory is still 136.3 MB. Free memory was 106.8 MB in the beginning and 104.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 284.71 ms. Allocated memory is still 136.3 MB. Free memory was 104.6 MB in the beginning and 94.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 100.42 ms. Allocated memory is still 136.3 MB. Free memory was 94.9 MB in the beginning and 90.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...