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/abstractInterpretation/regression/non_taipan/loop-110517_Martin01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:02,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:02,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:02,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:02,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:02,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:02,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:02,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:02,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:02,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:02,093 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:02,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:02,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:02,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:02,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:02,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:02,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:02,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:02,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:02,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:02,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:02,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:02,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:02,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:02,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:02,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:02,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:02,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:02,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:02,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:02,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:02,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:02,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:02,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:02,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:02,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:02,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:02,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:02,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:02,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:02,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:02,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:02,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:02,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:02,184 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:02,184 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:02,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_taipan/loop-110517_Martin01.bpl [2019-08-06 16:59:02,185 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_taipan/loop-110517_Martin01.bpl' [2019-08-06 16:59:02,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:02,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:02,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:02,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:02,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:02,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:02" (1/1) ... [2019-08-06 16:59:02,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:02" (1/1) ... [2019-08-06 16:59:02,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:02" (1/1) ... [2019-08-06 16:59:02,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:02" (1/1) ... [2019-08-06 16:59:02,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:02" (1/1) ... [2019-08-06 16:59:02,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:02" (1/1) ... [2019-08-06 16:59:02,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:02" (1/1) ... [2019-08-06 16:59:02,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:02,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:02,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:02,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:02,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:02" (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 16:59:02,328 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-06 16:59:02,329 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:59:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:59:02,493 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:02,493 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:02,494 INFO L202 PluginConnector]: Adding new model loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:02 BoogieIcfgContainer [2019-08-06 16:59:02,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:02,495 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:02,495 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:02,496 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:02,497 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:02" (1/1) ... [2019-08-06 16:59:02,509 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 16:59:02,512 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:02,519 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 16:59:02,528 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:02,530 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:59:02,644 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:02,645 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:02,647 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 34#false [2019-08-06 16:59:02,648 INFO L179 IcfgInterpreter]: Location fooErr1ASSERT_VIOLATIONASSERT has predicate 31#(or (and (not (< foo_x 100000)) (= 0 foo_x)) (and (< foo_x 100001) (not (< foo_x 100000)))) [2019-08-06 16:59:02,649 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:02,656 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:02,659 INFO L168 Benchmark]: Toolchain (without parser) took 441.74 ms. Allocated memory is still 136.8 MB. Free memory was 105.2 MB in the beginning and 88.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:02,661 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 136.8 MB. Free memory was 106.5 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:02,662 INFO L168 Benchmark]: Boogie Preprocessor took 41.84 ms. Allocated memory is still 136.8 MB. Free memory was 105.2 MB in the beginning and 103.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:02,663 INFO L168 Benchmark]: RCFGBuilder took 235.28 ms. Allocated memory is still 136.8 MB. Free memory was 103.0 MB in the beginning and 94.3 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:02,665 INFO L168 Benchmark]: Symbolic Interpretation took 161.41 ms. Allocated memory is still 136.8 MB. Free memory was 94.3 MB in the beginning and 88.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:02,668 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 7]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 11]: 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 0.16 ms. Allocated memory is still 136.8 MB. Free memory was 106.5 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.84 ms. Allocated memory is still 136.8 MB. Free memory was 105.2 MB in the beginning and 103.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 235.28 ms. Allocated memory is still 136.8 MB. Free memory was 103.0 MB in the beginning and 94.3 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 161.41 ms. Allocated memory is still 136.8 MB. Free memory was 94.3 MB in the beginning and 88.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...