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/GasCake01InvariantCheck.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:17:01,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:17:01,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:17:01,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:17:01,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:17:01,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:17:01,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:17:01,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:17:01,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:17:01,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:17:01,698 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:17:01,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:17:01,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:17:01,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:17:01,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:17:01,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:17:01,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:17:01,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:17:01,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:17:01,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:17:01,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:17:01,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:17:01,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:17:01,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:17:01,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:17:01,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:17:01,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:17:01,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:17:01,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:17:01,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:17:01,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:17:01,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:17:01,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:17:01,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:17:01,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:17:01,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:17:01,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:17:01,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:17:01,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:17:01,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:17:01,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:17:01,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:17:01,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:17:01,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:17:01,785 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:17:01,786 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:17:01,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/gascake/GasCake01InvariantCheck.bpl [2019-08-05 18:17:01,787 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/gascake/GasCake01InvariantCheck.bpl' [2019-08-05 18:17:01,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:17:01,831 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:17:01,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:17:01,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:17:01,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:17:01,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:17:01,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:17:01,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:17:01,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:17:01,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (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 18:17:01,953 INFO L124 BoogieDeclarations]: Specification and implementation of procedure holdsInitially given in one single declaration [2019-08-05 18:17:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure holdsInitially [2019-08-05 18:17:01,954 INFO L138 BoogieDeclarations]: Found implementation of procedure holdsInitially [2019-08-05 18:17:01,954 INFO L124 BoogieDeclarations]: Specification and implementation of procedure isInductive given in one single declaration [2019-08-05 18:17:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure isInductive [2019-08-05 18:17:01,954 INFO L138 BoogieDeclarations]: Found implementation of procedure isInductive [2019-08-05 18:17:01,955 INFO L124 BoogieDeclarations]: Specification and implementation of procedure isSafe given in one single declaration [2019-08-05 18:17:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure isSafe [2019-08-05 18:17:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isSafe [2019-08-05 18:17:02,215 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:17:02,215 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:17:02,217 INFO L202 PluginConnector]: Adding new model GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:02 BoogieIcfgContainer [2019-08-05 18:17:02,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:17:02,217 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:17:02,218 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:17:02,218 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:17:02,219 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "GasCake01InvariantCheck.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:02" (1/1) ... [2019-08-05 18:17:02,231 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-05 18:17:02,234 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:17:02,248 INFO L160 IcfgInterpreter]: Initial procedures are [isInductive, isSafe, holdsInitially] [2019-08-05 18:17:02,265 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:17:02,269 INFO L185 IcfgInterpreter]: Interpreting procedure isInductive with input of size 1 [2019-08-05 18:17:02,392 INFO L185 IcfgInterpreter]: Interpreting procedure isSafe with input of size 1 [2019-08-05 18:17:02,399 INFO L185 IcfgInterpreter]: Interpreting procedure holdsInitially with input of size 1 [2019-08-05 18:17:02,405 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:17:02,405 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:17:02,409 INFO L179 IcfgInterpreter]: Location holdsInitiallyErr0ASSERT_VIOLATIONASSERT has predicate 14#(and (= 0.0 holdsInitially_internal) (or (not (<= 0.0 (+ holdsInitially_internal 56.0))) (not (<= 0.0 (+ holdsInitially_output (* (/ 9.0 10.0) holdsInitially_internal) (/ 1.0 100000.0)))) (not (<= 0.0 (+ holdsInitially_output (/ 1.0 100000.0)))) (not (<= holdsInitially_output (/ 10000001.0 100000.0))) (not (<= (+ holdsInitially_output (* (/ 9.0 10.0) holdsInitially_internal)) (/ 10000001.0 100000.0)))) (= holdsInitially_output 0.0)) [2019-08-05 18:17:02,411 INFO L179 IcfgInterpreter]: Location isInductiveErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (or (not (<= 0.0 (+ isInductive_internal 56.0))) (not (<= (+ (* (/ 9.0 10.0) isInductive_internal) isInductive_output) (/ 10000001.0 100000.0))) (not (<= 0.0 (+ (* (/ 9.0 10.0) isInductive_internal) isInductive_output (/ 1.0 100000.0)))) (not (<= 0.0 (+ isInductive_output (/ 1.0 100000.0)))) (not (<= isInductive_output (/ 10000001.0 100000.0)))) (<= (* (/ 61728395050.0 2390123456901.0) isInductive_input) (+ (* (/ 2500000000000.0 2390123456901.0) isInductive_internal) (* (/ 61728395050.0 2390123456901.0) isInductive_output) 56.0)) (<= (* (/ 54320987644.0 2390123456901.0) isInductive_input) (+ (* (/ 2200000000000.0 2390123456901.0) isInductive_internal) (* (/ 2444444444545.0 2390123456901.0) isInductive_output) (/ 1.0 100000.0))) (<= (+ (* (/ 1234567901.0 2390123456901.0) isInductive_input) (* (/ 2388888889000.0 2390123456901.0) isInductive_output)) (+ (* (/ 50000000000.0 2390123456901.0) isInductive_internal) (/ 10000001.0 100000.0))) (<= 0.0 isInductive_input) (<= isInductive_input 100.0) (<= (+ (* (/ 2200000000000.0 2390123456901.0) isInductive_internal) (* (/ 2444444444545.0 2390123456901.0) isInductive_output)) (+ (* (/ 54320987644.0 2390123456901.0) isInductive_input) (/ 10000001.0 100000.0))) (<= (* (/ 50000000000.0 2390123456901.0) isInductive_internal) (+ (* (/ 1234567901.0 2390123456901.0) isInductive_input) (* (/ 2388888889000.0 2390123456901.0) isInductive_output) (/ 1.0 100000.0)))) [2019-08-05 18:17:02,411 INFO L179 IcfgInterpreter]: Location isSafeErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (<= isSafe_output (/ 10000001.0 100000.0)) (<= 0.0 (+ isSafe_output (/ 1.0 100000.0))) (<= (+ isSafe_output (* (/ 9.0 10.0) isSafe_internal)) (/ 10000001.0 100000.0)) (<= 0.0 (+ isSafe_internal 56.0)) (or (not (<= (+ isSafe_output (/ 1.0 100000.0)) 0.0)) (not (<= isSafe_output (/ 10000001.0 100000.0)))) (<= 0.0 (+ isSafe_output (* (/ 9.0 10.0) isSafe_internal) (/ 1.0 100000.0)))) [2019-08-05 18:17:02,414 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:17:02,423 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:17:02,426 INFO L168 Benchmark]: Toolchain (without parser) took 594.36 ms. Allocated memory is still 137.9 MB. Free memory was 106.2 MB in the beginning and 87.1 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:02,427 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 18:17:02,429 INFO L168 Benchmark]: Boogie Preprocessor took 44.32 ms. Allocated memory is still 137.9 MB. Free memory was 106.2 MB in the beginning and 104.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:02,430 INFO L168 Benchmark]: RCFGBuilder took 340.83 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 92.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:02,431 INFO L168 Benchmark]: Symbolic Interpretation took 205.85 ms. Allocated memory is still 137.9 MB. Free memory was 92.4 MB in the beginning and 87.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:02,435 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.. Possible FailurePath: - UnprovableResult [Line: 30]: 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: 39]: 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 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.32 ms. Allocated memory is still 137.9 MB. Free memory was 106.2 MB in the beginning and 104.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 340.83 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 92.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 205.85 ms. Allocated memory is still 137.9 MB. Free memory was 92.4 MB in the beginning and 87.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...