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/real-life/GateControllerIncorrect1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:32:25,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:32:25,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:32:25,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:32:25,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:32:25,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:32:25,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:32:25,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:32:25,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:32:25,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:32:25,604 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:32:25,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:32:25,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:32:25,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:32:25,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:32:25,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:32:25,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:32:25,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:32:25,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:32:25,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:32:25,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:32:25,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:32:25,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:32:25,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:32:25,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:32:25,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:32:25,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:32:25,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:32:25,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:32:25,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:32:25,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:32:25,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:32:25,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:32:25,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:32:25,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:32:25,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:32:25,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:32:25,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:32:25,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:32:25,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:32:25,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:32:25,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:32:25,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:32:25,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:32:25,679 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:32:25,680 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:32:25,681 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl [2019-08-05 11:32:25,681 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl' [2019-08-05 11:32:25,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:32:25,712 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:32:25,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:32:25,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:32:25,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:32:25,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:25" (1/1) ... [2019-08-05 11:32:25,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:25" (1/1) ... [2019-08-05 11:32:25,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:25" (1/1) ... [2019-08-05 11:32:25,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:25" (1/1) ... [2019-08-05 11:32:25,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:25" (1/1) ... [2019-08-05 11:32:25,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:25" (1/1) ... [2019-08-05 11:32:25,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:25" (1/1) ... [2019-08-05 11:32:25,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:32:25,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:32:25,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:32:25,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:32:25,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:25" (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 11:32:25,835 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2019-08-05 11:32:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2019-08-05 11:32:25,835 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2019-08-05 11:32:26,369 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:32:26,369 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:32:26,373 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:32:26 BoogieIcfgContainer [2019-08-05 11:32:26,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:32:26,374 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:32:26,374 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:32:26,374 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:32:26,381 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:32:26" (1/1) ... [2019-08-05 11:32:26,408 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:32:26,414 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:32:26,425 INFO L160 IcfgInterpreter]: Initial procedures are [GateController] [2019-08-05 11:32:26,434 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:32:26,435 INFO L184 IcfgInterpreter]: Interpreting procedure GateController with input of size 1 [2019-08-05 11:32:26,660 WARN L188 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 29 [2019-08-05 11:32:26,798 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2019-08-05 11:32:27,280 WARN L188 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 64 [2019-08-05 11:32:27,561 WARN L188 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 95 [2019-08-05 11:33:08,877 WARN L188 SmtUtils]: Spent 41.26 s on a formula simplification that was a NOOP. DAG size: 148 [2019-08-05 11:33:09,008 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:33:09,009 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:33:09,012 INFO L178 IcfgInterpreter]: Location GateControllerErr0ASSERT_VIOLATIONASSERT has predicate 33#(and (not GateController_alarm) (not (< GateController_time GateController_thousand)) (not (< 99 GateController_time_increment)) (< GateController_time (+ GateController_time_increment GateController_thousand)) (not (= GateController_gate GateController_maxGatePosition))) [2019-08-05 11:33:09,024 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:33:09,026 INFO L168 Benchmark]: Toolchain (without parser) took 43313.57 ms. Allocated memory was 139.5 MB in the beginning and 174.1 MB in the end (delta: 34.6 MB). Free memory was 109.6 MB in the beginning and 133.5 MB in the end (delta: -23.9 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:33:09,028 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:33:09,029 INFO L168 Benchmark]: Boogie Preprocessor took 46.49 ms. Allocated memory is still 139.5 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:33:09,030 INFO L168 Benchmark]: RCFGBuilder took 613.47 ms. Allocated memory is still 139.5 MB. Free memory was 107.3 MB in the beginning and 94.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:33:09,031 INFO L168 Benchmark]: Symbolic Interpretation took 42650.28 ms. Allocated memory was 139.5 MB in the beginning and 174.1 MB in the end (delta: 34.6 MB). Free memory was 94.3 MB in the beginning and 133.5 MB in the end (delta: -39.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:33:09,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 35]: 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 139.5 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.49 ms. Allocated memory is still 139.5 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 613.47 ms. Allocated memory is still 139.5 MB. Free memory was 107.3 MB in the beginning and 94.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 42650.28 ms. Allocated memory was 139.5 MB in the beginning and 174.1 MB in the end (delta: 34.6 MB). Free memory was 94.3 MB in the beginning and 133.5 MB in the end (delta: -39.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...