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/GasCake01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:20:48,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:20:48,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:20:48,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:20:48,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:20:48,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:20:48,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:20:48,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:20:48,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:20:48,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:20:48,387 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:20:48,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:20:48,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:20:48,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:20:48,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:20:48,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:20:48,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:20:48,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:20:48,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:20:48,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:20:48,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:20:48,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:20:48,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:20:48,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:20:48,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:20:48,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:20:48,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:20:48,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:20:48,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:20:48,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:20:48,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:20:48,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:20:48,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:20:48,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:20:48,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:20:48,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:20:48,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:20:48,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:20:48,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:20:48,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:20:48,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:20:48,439 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:20:48,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:20:48,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:20:48,456 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:20:48,457 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:20:48,458 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/gascake/GasCake01.bpl [2019-08-09 14:20:48,458 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/gascake/GasCake01.bpl' [2019-08-09 14:20:48,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:20:48,487 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:20:48,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:20:48,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:20:48,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:20:48,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GasCake01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GasCake01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GasCake01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GasCake01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GasCake01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GasCake01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GasCake01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:20:48,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:20:48,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:20:48,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:20:48,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GasCake01.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 14:20:48,596 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:20:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:20:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:20:48,747 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:20:48,747 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:20:48,749 INFO L202 PluginConnector]: Adding new model GasCake01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:48 BoogieIcfgContainer [2019-08-09 14:20:48,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:20:48,750 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:20:48,750 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:20:48,750 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:20:48,752 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "GasCake01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:48" (1/1) ... [2019-08-09 14:20:48,980 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:20:48,987 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:20:48,991 INFO L168 Benchmark]: Toolchain (without parser) took 502.22 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 88.9 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:48,992 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:20:48,993 INFO L168 Benchmark]: Boogie Preprocessor took 40.96 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:48,994 INFO L168 Benchmark]: RCFGBuilder took 220.33 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 96.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:48,995 INFO L168 Benchmark]: Symbolic Interpretation took 237.56 ms. Allocated memory is still 140.0 MB. Free memory was 96.5 MB in the beginning and 88.9 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:48,999 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 20]: 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 36#(or (not (<= main_output (/ 10000001.0 100000.0))) (not (<= 0.0 (+ main_output (/ 1.0 100000.0))))). Possible FailurePath: - UnprovableResult [Line: 14]: Unable to prove that loop invariant is valid and assertion always holds Unable to prove that loop invariant is valid and assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 33#(and (or (not (<= (+ (* (/ 9.0 10.0) main_internal) main_output) (/ 10000001.0 100000.0))) (not (<= main_output (/ 10000001.0 100000.0))) (not (<= 0.0 (+ main_internal 56.0))) (not (<= 0.0 (+ (* (/ 9.0 10.0) main_internal) main_output (/ 1.0 100000.0)))) (not (<= 0.0 (+ main_output (/ 1.0 100000.0))))) (or (and (= main_output 0.0) (= main_internal 0.0)) (and (<= 0.0 (+ main_output (/ 1.0 100000.0))) (<= main_output (/ 10000001.0 100000.0))))). 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 140.0 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.96 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 220.33 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 96.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 237.56 ms. Allocated memory is still 140.0 MB. Free memory was 96.5 MB in the beginning and 88.9 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...