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-e6f8464 [2019-08-06 14:26:36,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:26:36,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:26:36,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:26:36,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:26:36,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:26:36,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:26:36,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:26:36,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:26:36,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:26:36,266 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:26:36,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:26:36,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:26:36,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:26:36,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:26:36,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:26:36,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:26:36,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:26:36,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:26:36,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:26:36,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:26:36,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:26:36,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:26:36,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:26:36,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:26:36,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:26:36,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:26:36,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:26:36,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:26:36,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:26:36,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:26:36,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:26:36,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:26:36,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:26:36,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:26:36,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:26:36,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:26:36,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:26:36,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:26:36,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:26:36,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:26:36,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:26:36,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:26:36,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:26:36,363 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:26:36,363 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:26:36,364 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/gascake/GasCakeWithJohoFractions01InvariantCheck.bpl [2019-08-06 14:26:36,364 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/gascake/GasCakeWithJohoFractions01InvariantCheck.bpl' [2019-08-06 14:26:36,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:26:36,401 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:26:36,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:26:36,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:26:36,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:26:36,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:36" (1/1) ... [2019-08-06 14:26:36,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:36" (1/1) ... [2019-08-06 14:26:36,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:36" (1/1) ... [2019-08-06 14:26:36,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:36" (1/1) ... [2019-08-06 14:26:36,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:36" (1/1) ... [2019-08-06 14:26:36,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:36" (1/1) ... [2019-08-06 14:26:36,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:36" (1/1) ... [2019-08-06 14:26:36,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:26:36,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:26:36,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:26:36,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:26:36,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:36" (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 [2019-08-06 14:26:36,508 INFO L124 BoogieDeclarations]: Specification and implementation of procedure holdsInitially given in one single declaration [2019-08-06 14:26:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure holdsInitially [2019-08-06 14:26:36,508 INFO L138 BoogieDeclarations]: Found implementation of procedure holdsInitially [2019-08-06 14:26:36,509 INFO L124 BoogieDeclarations]: Specification and implementation of procedure isInductive given in one single declaration [2019-08-06 14:26:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure isInductive [2019-08-06 14:26:36,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isInductive [2019-08-06 14:26:36,510 INFO L124 BoogieDeclarations]: Specification and implementation of procedure isSafe given in one single declaration [2019-08-06 14:26:36,511 INFO L130 BoogieDeclarations]: Found specification of procedure isSafe [2019-08-06 14:26:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isSafe [2019-08-06 14:26:36,842 INFO L275 CfgBuilder]: Using library mode [2019-08-06 14:26:36,843 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 14:26:36,844 INFO L202 PluginConnector]: Adding new model GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:26:36 BoogieIcfgContainer [2019-08-06 14:26:36,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:26:36,845 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:26:36,845 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:26:36,845 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:26:36,846 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "GasCakeWithJohoFractions01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:26:36" (1/1) ... [2019-08-06 14:26:36,863 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 14:26:36,866 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:26:36,881 INFO L160 IcfgInterpreter]: Initial procedures are [isInductive, isSafe, holdsInitially] [2019-08-06 14:26:36,896 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:26:36,898 INFO L185 IcfgInterpreter]: Interpreting procedure isInductive with input of size 1 [2019-08-06 14:26:36,966 INFO L185 IcfgInterpreter]: Interpreting procedure isSafe with input of size 1 [2019-08-06 14:26:36,971 INFO L185 IcfgInterpreter]: Interpreting procedure holdsInitially with input of size 1 [2019-08-06 14:26:36,974 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 14:26:36,975 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 14:26:36,978 INFO L179 IcfgInterpreter]: Location isSafeErr0ASSERT_VIOLATIONASSERT has predicate 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)))) [2019-08-06 14:26:36,979 INFO L179 IcfgInterpreter]: Location holdsInitiallyErr0ASSERT_VIOLATIONASSERT has predicate 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)) [2019-08-06 14:26:36,979 INFO L179 IcfgInterpreter]: Location isInductiveErr0ASSERT_VIOLATIONASSERT has predicate 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)) [2019-08-06 14:26:36,990 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 14:26:37,003 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 14:26:37,011 INFO L168 Benchmark]: Toolchain (without parser) took 604.27 ms. Allocated memory is still 133.2 MB. Free memory was 108.3 MB in the beginning and 89.6 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:37,013 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 14:26:37,014 INFO L168 Benchmark]: Boogie Preprocessor took 37.05 ms. Allocated memory is still 133.2 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:37,018 INFO L168 Benchmark]: RCFGBuilder took 405.37 ms. Allocated memory is still 133.2 MB. Free memory was 106.0 MB in the beginning and 94.8 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:37,022 INFO L168 Benchmark]: Symbolic Interpretation took 158.67 ms. Allocated memory is still 133.2 MB. Free memory was 94.8 MB in the beginning and 89.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:37,029 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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.. 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: - 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.. 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 133.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.05 ms. Allocated memory is still 133.2 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 405.37 ms. Allocated memory is still 133.2 MB. Free memory was 106.0 MB in the beginning and 94.8 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 158.67 ms. Allocated memory is still 133.2 MB. Free memory was 94.8 MB in the beginning and 89.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...