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/gascake/GasCakeWithJohoFractions01InvariantCheck.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:20:48,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:20:48,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:20:48,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:20:48,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:20:48,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:20:48,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:20:48,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:20:48,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:20:48,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:20:48,489 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:20:48,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:20:48,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:20:48,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:20:48,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:20:48,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:20:48,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:20:48,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:20:48,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:20:48,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:20:48,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:20:48,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:20:48,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:20:48,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:20:48,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:20:48,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:20:48,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:20:48,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:20:48,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:20:48,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:20:48,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:20:48,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:20:48,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:20:48,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:20:48,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:20:48,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:20:48,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:20:48,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:20:48,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:20:48,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:20:48,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:20:48,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:20:48,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:20:48,580 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:20:48,582 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:20:48,583 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:20:48,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/gascake/GasCakeWithJohoFractions01InvariantCheck.bpl [2019-08-09 14:20:48,584 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/gascake/GasCakeWithJohoFractions01InvariantCheck.bpl' [2019-08-09 14:20:48,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:20:48,627 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:20:48,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:20:48,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:20:48,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:20:48,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:20:48,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:20:48,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:20:48,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:20:48,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (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 [2019-08-09 14:20:48,728 INFO L124 BoogieDeclarations]: Specification and implementation of procedure holdsInitially given in one single declaration [2019-08-09 14:20:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure holdsInitially [2019-08-09 14:20:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure holdsInitially [2019-08-09 14:20:48,729 INFO L124 BoogieDeclarations]: Specification and implementation of procedure isInductive given in one single declaration [2019-08-09 14:20:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure isInductive [2019-08-09 14:20:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isInductive [2019-08-09 14:20:48,730 INFO L124 BoogieDeclarations]: Specification and implementation of procedure isSafe given in one single declaration [2019-08-09 14:20:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure isSafe [2019-08-09 14:20:48,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isSafe [2019-08-09 14:20:48,926 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:20:48,927 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:20:48,928 INFO L202 PluginConnector]: Adding new model GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:48 BoogieIcfgContainer [2019-08-09 14:20:48,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:20:48,929 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:20:48,929 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:20:48,929 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:20:48,930 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:49,098 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:20:49,108 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:20:49,113 INFO L168 Benchmark]: Toolchain (without parser) took 484.24 ms. Allocated memory is still 136.8 MB. Free memory was 105.3 MB in the beginning and 87.1 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:49,114 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:20:49,115 INFO L168 Benchmark]: Boogie Preprocessor took 39.28 ms. Allocated memory is still 136.8 MB. Free memory was 105.3 MB in the beginning and 103.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:49,116 INFO L168 Benchmark]: RCFGBuilder took 260.77 ms. Allocated memory is still 136.8 MB. Free memory was 103.0 MB in the beginning and 91.8 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:49,118 INFO L168 Benchmark]: Symbolic Interpretation took 181.02 ms. Allocated memory is still 136.8 MB. Free memory was 91.8 MB in the beginning and 87.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:49,124 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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. Predicate is 14#(and (= 0.0 holdsInitially_internal) (or (not (<= 0.0 (+ holdsInitially_output (* (/ 9.0 10.0) holdsInitially_internal)))) (not (<= (+ holdsInitially_output (* (/ 9.0 10.0) holdsInitially_internal)) 100.0)) (not (<= holdsInitially_output 100.0)) (not (<= 0.0 holdsInitially_output))) (= holdsInitially_output 0.0)). Possible FailurePath: - UnprovableResult [Line: 29]: 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. Predicate is 6#(and (<= (+ (* (/ 1.0 1936.0) isInductive_input) (* (/ 1935.0 1936.0) isInductive_output)) (+ (* (/ 81.0 3872.0) isInductive_internal) 100.0)) (<= (* (/ 81.0 3872.0) isInductive_internal) (+ (* (/ 1.0 1936.0) isInductive_input) (* (/ 1935.0 1936.0) isInductive_output))) (<= 0.0 isInductive_input) (or (not (<= 0.0 (+ (* (/ 9.0 10.0) isInductive_internal) isInductive_output))) (not (<= (+ (* (/ 9.0 10.0) isInductive_internal) isInductive_output) 100.0)) (not (<= 0.0 isInductive_output)) (not (<= isInductive_output 100.0))) (<= (+ (* (/ 81.0 88.0) isInductive_internal) (* (/ 45.0 44.0) isInductive_output)) (+ (* (/ 1.0 44.0) isInductive_input) 100.0)) (<= (* (/ 1.0 44.0) isInductive_input) (+ (* (/ 81.0 88.0) isInductive_internal) (* (/ 45.0 44.0) isInductive_output))) (<= isInductive_input 100.0)). Possible FailurePath: - UnprovableResult [Line: 38]: 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. Predicate is 10#(and (<= isSafe_output 100.0) (<= (+ isSafe_output (* (/ 9.0 10.0) isSafe_internal)) 100.0) (or (not (<= 0.0 isSafe_output)) (not (<= isSafe_output 100.0))) (<= 0.0 isSafe_output) (<= 0.0 (+ isSafe_output (* (/ 9.0 10.0) isSafe_internal)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.28 ms. Allocated memory is still 136.8 MB. Free memory was 105.3 MB in the beginning and 103.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 260.77 ms. Allocated memory is still 136.8 MB. Free memory was 103.0 MB in the beginning and 91.8 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 181.02 ms. Allocated memory is still 136.8 MB. Free memory was 91.8 MB in the beginning and 87.1 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...