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/scalable/INC_FlaggedConditional4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:51:32,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:51:32,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:51:32,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:51:32,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:51:32,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:51:32,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:51:32,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:51:32,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:51:32,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:51:32,801 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:51:32,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:51:32,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:51:32,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:51:32,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:51:32,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:51:32,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:51:32,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:51:32,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:51:32,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:51:32,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:51:32,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:51:32,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:51:32,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:51:32,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:51:32,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:51:32,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:51:32,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:51:32,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:51:32,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:51:32,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:51:32,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:51:32,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:51:32,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:51:32,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:51:32,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:51:32,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:51:32,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:51:32,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:51:32,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:51:32,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:51:32,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:51:32,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:51:32,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:51:32,873 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:51:32,874 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:51:32,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_FlaggedConditional4.bpl [2019-08-05 11:51:32,875 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_FlaggedConditional4.bpl' [2019-08-05 11:51:32,909 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:51:32,910 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:51:32,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:51:32,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:51:32,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:51:32,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:32" (1/1) ... [2019-08-05 11:51:32,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:32" (1/1) ... [2019-08-05 11:51:32,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:32" (1/1) ... [2019-08-05 11:51:32,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:32" (1/1) ... [2019-08-05 11:51:32,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:32" (1/1) ... [2019-08-05 11:51:32,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:32" (1/1) ... [2019-08-05 11:51:32,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:32" (1/1) ... [2019-08-05 11:51:32,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:51:32,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:51:32,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:51:32,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:51:32,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:32" (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 11:51:33,023 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 11:51:33,023 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 11:51:33,023 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 11:51:33,697 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:51:33,697 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:51:33,698 INFO L202 PluginConnector]: Adding new model INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:33 BoogieIcfgContainer [2019-08-05 11:51:33,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:51:33,699 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:51:33,699 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:51:33,699 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:51:33,701 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INC_FlaggedConditional4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:33" (1/1) ... [2019-08-05 11:51:33,715 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:51:33,720 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:51:33,732 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 11:51:33,740 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:51:33,741 INFO L184 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 11:51:34,143 WARN L188 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 27 [2019-08-05 11:51:34,745 WARN L188 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 28 [2019-08-05 11:51:35,055 WARN L188 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2019-08-05 11:51:35,056 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:51:35,056 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:51:35,059 INFO L178 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 17#(and (or (not (= 0 foo_y)) (not (<= 0 foo_z)) (not (= 0 foo_a)) (not (= 0 foo_x))) (or (not (= 0 foo_a)) (not (<= 0 foo_y)) (not (= 0 foo_z)) (not (= 0 foo_x))) (or (not (= 0 foo_y)) (not (= 0 foo_a)) (not (<= 0 foo_x)) (not (= 0 foo_z))) (or (not (= 0 foo_y)) (not (<= 0 foo_a)) (not (= 0 foo_z)) (not (= 0 foo_x)))) [2019-08-05 11:51:35,067 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:51:35,070 INFO L168 Benchmark]: Toolchain (without parser) took 2158.68 ms. Allocated memory was 142.1 MB in the beginning and 175.6 MB in the end (delta: 33.6 MB). Free memory was 110.5 MB in the beginning and 140.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 53.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:35,071 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 111.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:51:35,072 INFO L168 Benchmark]: Boogie Preprocessor took 43.87 ms. Allocated memory is still 142.1 MB. Free memory was 110.5 MB in the beginning and 108.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:35,073 INFO L168 Benchmark]: RCFGBuilder took 742.98 ms. Allocated memory is still 142.1 MB. Free memory was 108.0 MB in the beginning and 92.5 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:35,074 INFO L168 Benchmark]: Symbolic Interpretation took 1368.65 ms. Allocated memory was 142.1 MB in the beginning and 175.6 MB in the end (delta: 33.6 MB). Free memory was 92.5 MB in the beginning and 140.3 MB in the end (delta: -47.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:35,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 44]: 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 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 111.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.87 ms. Allocated memory is still 142.1 MB. Free memory was 110.5 MB in the beginning and 108.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 742.98 ms. Allocated memory is still 142.1 MB. Free memory was 108.0 MB in the beginning and 92.5 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1368.65 ms. Allocated memory was 142.1 MB in the beginning and 175.6 MB in the end (delta: 33.6 MB). Free memory was 92.5 MB in the beginning and 140.3 MB in the end (delta: -47.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...