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/mcmillan2006.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:57:16,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:57:16,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:57:16,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:57:16,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:57:16,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:57:16,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:57:16,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:57:16,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:57:16,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:57:16,718 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:57:16,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:57:16,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:57:16,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:57:16,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:57:16,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:57:16,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:57:16,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:57:16,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:57:16,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:57:16,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:57:16,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:57:16,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:57:16,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:57:16,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:57:16,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:57:16,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:57:16,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:57:16,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:57:16,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:57:16,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:57:16,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:57:16,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:57:16,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:57:16,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:57:16,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:57:16,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:57:16,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:57:16,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:57:16,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:57:16,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:57:16,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:57:16,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:57:16,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:57:16,829 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:57:16,829 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:57:16,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/mcmillan2006.c.i_3.bpl [2019-08-04 21:57:16,830 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/mcmillan2006.c.i_3.bpl' [2019-08-04 21:57:16,888 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:57:16,889 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:57:16,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:57:16,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:57:16,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:57:16,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:16" (1/1) ... [2019-08-04 21:57:16,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:16" (1/1) ... [2019-08-04 21:57:16,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:16" (1/1) ... [2019-08-04 21:57:16,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:16" (1/1) ... [2019-08-04 21:57:16,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:16" (1/1) ... [2019-08-04 21:57:16,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:16" (1/1) ... [2019-08-04 21:57:16,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:16" (1/1) ... [2019-08-04 21:57:16,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:57:16,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:57:16,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:57:16,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:57:16,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:16" (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 [2019-08-04 21:57:17,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:57:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:57:17,272 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:57:17,272 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-04 21:57:17,274 INFO L202 PluginConnector]: Adding new model mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:57:17 BoogieIcfgContainer [2019-08-04 21:57:17,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:57:17,274 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:57:17,275 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:57:17,275 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:57:17,277 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "mcmillan2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:57:17" (1/1) ... [2019-08-04 21:57:17,289 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:57:17,292 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:57:17,300 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-04 21:57:17,309 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:57:17,311 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-04 21:57:17,937 WARN L188 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2019-08-04 21:57:18,873 WARN L188 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2019-08-04 21:57:19,789 WARN L188 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2019-08-04 21:57:20,311 WARN L188 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-08-04 21:57:20,640 WARN L188 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2019-08-04 21:57:21,122 WARN L188 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2019-08-04 21:57:21,387 WARN L188 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-08-04 21:57:22,167 WARN L188 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2019-08-04 21:57:22,240 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:57:22,241 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:57:22,245 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 33#(and (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= ULTIMATE.start_main_~i~9 0) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (not (< ULTIMATE.start_main_~i~8 ULTIMATE.start_main_~n~7)) (< ULTIMATE.start_main_~i~9 ULTIMATE.start_main_~n~7) (= (+ (* 4 ULTIMATE.start_main_~i~8) ULTIMATE.start_main_~x~7.offset) (+ |ULTIMATE.start_write~int_#ptr.offset| 4)) (= (store |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| |ULTIMATE.start_write~int_#value|)) |#memory_int|) (= |ULTIMATE.start_read~int_#ptr.offset| (+ (* 4 ULTIMATE.start_main_~i~9) ULTIMATE.start_main_~x~7.offset)) (= (ite (= 0 |ULTIMATE.start_main_#t~mem5|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= |ULTIMATE.start_read~int_#value| (select (select |#memory_int| |ULTIMATE.start_read~int_#ptr.base|) |ULTIMATE.start_read~int_#ptr.offset|)) (= ULTIMATE.start_main_~x~7.base |ULTIMATE.start_write~int_#ptr.base|) (= ULTIMATE.start_main_~x~7.base |ULTIMATE.start_read~int_#ptr.base|) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (= |ULTIMATE.start_write~int_#value| 0) (= |ULTIMATE.start_read~int_#value| |ULTIMATE.start_main_#t~mem5|) (< ULTIMATE.start_main_~i~8 (+ ULTIMATE.start_main_~n~7 1))) [2019-08-04 21:57:22,253 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:57:22,256 INFO L168 Benchmark]: Toolchain (without parser) took 5365.88 ms. Allocated memory was 140.5 MB in the beginning and 242.2 MB in the end (delta: 101.7 MB). Free memory was 109.6 MB in the beginning and 168.2 MB in the end (delta: -58.6 MB). Peak memory consumption was 117.5 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:22,257 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 21:57:22,258 INFO L168 Benchmark]: Boogie Preprocessor took 47.64 ms. Allocated memory is still 140.5 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:22,259 INFO L168 Benchmark]: RCFGBuilder took 335.94 ms. Allocated memory is still 140.5 MB. Free memory was 107.5 MB in the beginning and 96.1 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:22,260 INFO L168 Benchmark]: Symbolic Interpretation took 4979.20 ms. Allocated memory was 140.5 MB in the beginning and 242.2 MB in the end (delta: 101.7 MB). Free memory was 96.1 MB in the beginning and 168.2 MB in the end (delta: -72.1 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:22,264 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 82]: 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 140.5 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.64 ms. Allocated memory is still 140.5 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 335.94 ms. Allocated memory is still 140.5 MB. Free memory was 107.5 MB in the beginning and 96.1 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4979.20 ms. Allocated memory was 140.5 MB in the beginning and 242.2 MB in the end (delta: 101.7 MB). Free memory was 96.1 MB in the beginning and 168.2 MB in the end (delta: -72.1 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...