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/toy/INT_times_vs_add.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:46:15,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:46:15,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:46:15,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:46:15,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:46:15,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:46:15,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:46:15,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:46:15,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:46:15,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:46:15,154 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:46:15,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:46:15,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:46:15,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:46:15,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:46:15,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:46:15,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:46:15,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:46:15,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:46:15,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:46:15,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:46:15,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:46:15,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:46:15,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:46:15,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:46:15,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:46:15,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:46:15,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:46:15,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:46:15,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:46:15,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:46:15,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:46:15,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:46:15,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:46:15,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:46:15,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:46:15,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:46:15,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:46:15,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:46:15,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:46:15,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:46:15,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:46:15,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:46:15,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:46:15,273 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:46:15,273 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:46:15,274 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/INT_times_vs_add.bpl [2019-08-05 11:46:15,274 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/INT_times_vs_add.bpl' [2019-08-05 11:46:15,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:46:15,305 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:46:15,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:46:15,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:46:15,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:46:15,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:15" (1/1) ... [2019-08-05 11:46:15,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:15" (1/1) ... [2019-08-05 11:46:15,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:15" (1/1) ... [2019-08-05 11:46:15,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:15" (1/1) ... [2019-08-05 11:46:15,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:15" (1/1) ... [2019-08-05 11:46:15,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:15" (1/1) ... [2019-08-05 11:46:15,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:15" (1/1) ... [2019-08-05 11:46:15,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:46:15,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:46:15,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:46:15,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:46:15,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:15" (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 11:46:15,422 INFO L124 BoogieDeclarations]: Specification and implementation of procedure TimesVsAdd given in one single declaration [2019-08-05 11:46:15,422 INFO L130 BoogieDeclarations]: Found specification of procedure TimesVsAdd [2019-08-05 11:46:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure TimesVsAdd [2019-08-05 11:46:15,718 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:46:15,719 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:46:15,720 INFO L202 PluginConnector]: Adding new model INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:46:15 BoogieIcfgContainer [2019-08-05 11:46:15,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:46:15,720 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:46:15,720 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:46:15,721 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:46:15,723 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INT_times_vs_add.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:46:15" (1/1) ... [2019-08-05 11:46:15,734 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:46:15,736 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:46:15,743 INFO L160 IcfgInterpreter]: Initial procedures are [TimesVsAdd] [2019-08-05 11:46:15,751 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:46:15,753 INFO L184 IcfgInterpreter]: Interpreting procedure TimesVsAdd with input of size 1 [2019-08-05 11:46:16,002 WARN L188 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2019-08-05 11:46:16,144 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2019-08-05 11:46:16,474 WARN L188 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 23 [2019-08-05 11:46:16,723 WARN L188 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2019-08-05 11:46:17,406 WARN L188 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2019-08-05 11:46:17,556 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 21 [2019-08-05 11:46:17,686 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2019-08-05 11:46:17,933 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2019-08-05 11:46:17,950 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:46:17,951 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:46:17,955 INFO L178 IcfgInterpreter]: Location TimesVsAddErr0ASSERT_VIOLATIONASSERT has predicate 71#(and (not (= TimesVsAdd_result2 TimesVsAdd_result1)) (< 0 (+ TimesVsAdd_y 1)) (not (< 0 TimesVsAdd_y))) [2019-08-05 11:46:17,962 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:46:17,964 INFO L168 Benchmark]: Toolchain (without parser) took 2658.63 ms. Allocated memory was 133.2 MB in the beginning and 170.9 MB in the end (delta: 37.7 MB). Free memory was 110.6 MB in the beginning and 99.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 56.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:46:17,966 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:46:17,967 INFO L168 Benchmark]: Boogie Preprocessor took 48.24 ms. Allocated memory is still 133.2 MB. Free memory was 110.6 MB in the beginning and 108.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:46:17,968 INFO L168 Benchmark]: RCFGBuilder took 365.46 ms. Allocated memory is still 133.2 MB. Free memory was 108.4 MB in the beginning and 98.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:46:17,970 INFO L168 Benchmark]: Symbolic Interpretation took 2242.10 ms. Allocated memory was 133.2 MB in the beginning and 170.9 MB in the end (delta: 37.7 MB). Free memory was 98.3 MB in the beginning and 99.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:46:17,974 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 33]: 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 133.2 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.24 ms. Allocated memory is still 133.2 MB. Free memory was 110.6 MB in the beginning and 108.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 365.46 ms. Allocated memory is still 133.2 MB. Free memory was 108.4 MB in the beginning and 98.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2242.10 ms. Allocated memory was 133.2 MB in the beginning and 170.9 MB in the end (delta: 37.7 MB). Free memory was 98.3 MB in the beginning and 99.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...