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/20170304-DifficultPathPrograms/gj2007.c.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:21,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:21,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:21,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:21,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:21,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:21,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:21,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:21,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:21,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:21,872 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:21,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:21,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:21,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:21,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:21,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:21,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:21,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:21,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:21,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:21,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:21,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:21,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:21,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:21,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:21,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:21,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:21,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:21,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:21,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:21,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:21,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:21,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:21,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:21,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:21,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:21,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:21,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:21,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:21,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:21,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:21,968 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:21,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:21,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:21,986 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:21,987 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:21,987 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gj2007.c.i_4.bpl [2019-08-06 16:52:21,988 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gj2007.c.i_4.bpl' [2019-08-06 16:52:22,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:22,032 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:22,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:22,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:22,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:22,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:22" (1/1) ... [2019-08-06 16:52:22,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:22" (1/1) ... [2019-08-06 16:52:22,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:22" (1/1) ... [2019-08-06 16:52:22,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:22" (1/1) ... [2019-08-06 16:52:22,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:22" (1/1) ... [2019-08-06 16:52:22,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:22" (1/1) ... [2019-08-06 16:52:22,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:22" (1/1) ... [2019-08-06 16:52:22,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:22,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:22,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:22,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:22,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:22" (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 16:52:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:22,382 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-08-06 16:52:22,402 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:22,402 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:22,403 INFO L202 PluginConnector]: Adding new model gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:22 BoogieIcfgContainer [2019-08-06 16:52:22,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:22,404 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:22,404 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:22,404 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:22,405 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:22" (1/1) ... [2019-08-06 16:52:22,414 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:22,416 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:22,423 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:22,431 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:22,432 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:22,542 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:22,542 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:22,546 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 52#(or (and (= ULTIMATE.start_main_~y~4 50) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (not (< ULTIMATE.start_main_~x~4 100)) (= ULTIMATE.start_main_~x~4 0) (= (ite (= ULTIMATE.start_main_~y~4 100) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|)) (and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (exists ((v_ULTIMATE.start_main_~x~4_13 Int) (v_ULTIMATE.start_main_~y~4_10 Int)) (and (or (and (not (< v_ULTIMATE.start_main_~x~4_13 50)) (= (+ v_ULTIMATE.start_main_~x~4_13 1) ULTIMATE.start_main_~x~4) (= ULTIMATE.start_main_~y~4 (+ v_ULTIMATE.start_main_~y~4_10 1))) (and (= (+ v_ULTIMATE.start_main_~x~4_13 1) ULTIMATE.start_main_~x~4) (= ULTIMATE.start_main_~y~4 v_ULTIMATE.start_main_~y~4_10) (< v_ULTIMATE.start_main_~x~4_13 50))) (or (<= 51 v_ULTIMATE.start_main_~x~4_13) (< v_ULTIMATE.start_main_~x~4_13 51)) (< v_ULTIMATE.start_main_~x~4_13 100))) (not (< ULTIMATE.start_main_~x~4 100)) (= (ite (= ULTIMATE.start_main_~y~4 100) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|))) [2019-08-06 16:52:22,547 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:22,554 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:22,557 INFO L168 Benchmark]: Toolchain (without parser) took 523.33 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 90.5 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:22,558 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 109.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:52:22,560 INFO L168 Benchmark]: Boogie Preprocessor took 39.45 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:22,561 INFO L168 Benchmark]: RCFGBuilder took 330.25 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 96.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:22,562 INFO L168 Benchmark]: Symbolic Interpretation took 150.53 ms. Allocated memory is still 140.0 MB. Free memory was 96.4 MB in the beginning and 90.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:22,566 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 31]: 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 140.0 MB. Free memory was 109.6 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 39.45 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 330.25 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 96.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 150.53 ms. Allocated memory is still 140.0 MB. Free memory was 96.4 MB in the beginning and 90.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...