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/Interactive/input/boogie/stmt-multiassign-bug1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:25:28,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:25:28,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:25:28,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:25:28,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:25:28,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:25:28,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:25:28,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:25:28,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:25:28,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:25:28,346 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:25:28,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:25:28,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:25:28,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:25:28,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:25:28,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:25:28,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:25:28,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:25:28,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:25:28,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:25:28,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:25:28,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:25:28,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:25:28,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:25:28,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:25:28,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:25:28,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:25:28,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:25:28,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:25:28,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:25:28,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:25:28,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:25:28,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:25:28,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:25:28,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:25:28,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:25:28,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:25:28,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:25:28,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:25:28,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:25:28,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:25:28,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:25:28,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:25:28,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:25:28,448 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:25:28,449 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:25:28,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Interactive/input/boogie/stmt-multiassign-bug1.bpl [2019-08-05 11:25:28,450 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Interactive/input/boogie/stmt-multiassign-bug1.bpl' [2019-08-05 11:25:28,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:25:28,478 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:25:28,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:25:28,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:25:28,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:25:28,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:28" (1/1) ... [2019-08-05 11:25:28,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:28" (1/1) ... [2019-08-05 11:25:28,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:28" (1/1) ... [2019-08-05 11:25:28,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:28" (1/1) ... [2019-08-05 11:25:28,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:28" (1/1) ... [2019-08-05 11:25:28,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:28" (1/1) ... [2019-08-05 11:25:28,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:28" (1/1) ... [2019-08-05 11:25:28,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:25:28,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:25:28,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:25:28,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:25:28,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:28" (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 11:25:28,593 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:25:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:25:28,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:25:28,873 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:25:28,874 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:25:28,875 INFO L202 PluginConnector]: Adding new model stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:25:28 BoogieIcfgContainer [2019-08-05 11:25:28,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:25:28,875 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:25:28,876 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:25:28,876 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:25:28,878 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:25:28" (1/1) ... [2019-08-05 11:25:28,889 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-05 11:25:28,891 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:25:28,903 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:25:28,915 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:25:28,917 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:25:29,283 WARN L188 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2019-08-05 11:25:29,301 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:25:29,302 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:25:29,304 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 11#false [2019-08-05 11:25:29,305 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 8#(and (= 3 ULTIMATE.start_y) (= 5 ULTIMATE.start_z) (not (< ULTIMATE.start_x 3)) (<= ULTIMATE.start_x 10) (or (and (not (<= ULTIMATE.start_x ULTIMATE.start_y)) (not ULTIMATE.start_b)) (and (<= ULTIMATE.start_x ULTIMATE.start_y) ULTIMATE.start_b))) [2019-08-05 11:25:29,305 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 14#false [2019-08-05 11:25:29,313 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:25:29,315 INFO L168 Benchmark]: Toolchain (without parser) took 836.81 ms. Allocated memory is still 134.7 MB. Free memory was 110.1 MB in the beginning and 88.3 MB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:29,316 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 134.7 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:25:29,317 INFO L168 Benchmark]: Boogie Preprocessor took 39.93 ms. Allocated memory is still 134.7 MB. Free memory was 109.9 MB in the beginning and 107.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:29,319 INFO L168 Benchmark]: RCFGBuilder took 356.45 ms. Allocated memory is still 134.7 MB. Free memory was 107.9 MB in the beginning and 98.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:29,320 INFO L168 Benchmark]: Symbolic Interpretation took 437.30 ms. Allocated memory is still 134.7 MB. Free memory was 98.7 MB in the beginning and 88.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:29,324 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 13]: assertion always holds For all program executions holds that assertion always holds at this location - 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: - PositiveResult [Line: 10]: assertion always holds For all program executions holds that assertion always holds at this location * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 134.7 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.93 ms. Allocated memory is still 134.7 MB. Free memory was 109.9 MB in the beginning and 107.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 356.45 ms. Allocated memory is still 134.7 MB. Free memory was 107.9 MB in the beginning and 98.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 437.30 ms. Allocated memory is still 134.7 MB. Free memory was 98.7 MB in the beginning and 88.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...