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_simpleIncer2_oneAssert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:51:21,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:51:21,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:51:21,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:51:21,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:51:21,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:51:21,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:51:21,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:51:21,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:51:21,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:51:21,362 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:51:21,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:51:21,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:51:21,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:51:21,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:51:21,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:51:21,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:51:21,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:51:21,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:51:21,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:51:21,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:51:21,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:51:21,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:51:21,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:51:21,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:51:21,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:51:21,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:51:21,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:51:21,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:51:21,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:51:21,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:51:21,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:51:21,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:51:21,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:51:21,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:51:21,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:51:21,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:51:21,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:51:21,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:51:21,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:51:21,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:51:21,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:51:21,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:51:21,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:51:21,443 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:51:21,444 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:51:21,444 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_simpleIncer2_oneAssert.bpl [2019-08-05 11:51:21,445 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_simpleIncer2_oneAssert.bpl' [2019-08-05 11:51:21,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:51:21,472 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:51:21,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:51:21,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:51:21,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:51:21,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:21" (1/1) ... [2019-08-05 11:51:21,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:21" (1/1) ... [2019-08-05 11:51:21,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:21" (1/1) ... [2019-08-05 11:51:21,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:21" (1/1) ... [2019-08-05 11:51:21,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:21" (1/1) ... [2019-08-05 11:51:21,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:21" (1/1) ... [2019-08-05 11:51:21,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:21" (1/1) ... [2019-08-05 11:51:21,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:51:21,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:51:21,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:51:21,514 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:51:21,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:21" (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 11:51:21,588 INFO L124 BoogieDeclarations]: Specification and implementation of procedure SAS09paper given in one single declaration [2019-08-05 11:51:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure SAS09paper [2019-08-05 11:51:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure SAS09paper [2019-08-05 11:51:21,927 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:51:21,927 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:51:21,929 INFO L202 PluginConnector]: Adding new model INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:21 BoogieIcfgContainer [2019-08-05 11:51:21,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:51:21,929 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:51:21,930 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:51:21,930 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:51:21,932 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INC_simpleIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:21" (1/1) ... [2019-08-05 11:51:21,945 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:51:21,947 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:51:21,954 INFO L160 IcfgInterpreter]: Initial procedures are [SAS09paper] [2019-08-05 11:51:21,963 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:51:21,965 INFO L184 IcfgInterpreter]: Interpreting procedure SAS09paper with input of size 1 [2019-08-05 11:51:22,309 WARN L188 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2019-08-05 11:51:22,543 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 39 [2019-08-05 11:51:24,290 WARN L188 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-08-05 11:51:51,215 WARN L188 SmtUtils]: Spent 26.83 s on a formula simplification that was a NOOP. DAG size: 79 [2019-08-05 11:52:03,241 WARN L188 SmtUtils]: Spent 12.02 s on a formula simplification that was a NOOP. DAG size: 91 [2019-08-05 11:53:59,931 WARN L188 SmtUtils]: Spent 1.94 m on a formula simplification that was a NOOP. DAG size: 114 [2019-08-05 11:53:59,958 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:53:59,958 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:53:59,962 INFO L178 IcfgInterpreter]: Location SAS09paperErr0ASSERT_VIOLATIONASSERT has predicate 42#(or (= (- 1) SAS09paper_y) (= (- 1) SAS09paper_x)) [2019-08-05 11:53:59,971 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:53:59,974 INFO L168 Benchmark]: Toolchain (without parser) took 158501.35 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 68.8 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:59,976 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 113.0 MB in the beginning and 112.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:53:59,977 INFO L168 Benchmark]: Boogie Preprocessor took 40.66 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 109.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:59,980 INFO L168 Benchmark]: RCFGBuilder took 415.43 ms. Allocated memory is still 134.2 MB. Free memory was 109.6 MB in the beginning and 99.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:59,981 INFO L168 Benchmark]: Symbolic Interpretation took 158042.24 ms. Allocated memory is still 134.2 MB. Free memory was 99.4 MB in the beginning and 68.8 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:59,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 21]: 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 134.2 MB. Free memory was 113.0 MB in the beginning and 112.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.66 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 109.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 415.43 ms. Allocated memory is still 134.2 MB. Free memory was 109.6 MB in the beginning and 99.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 158042.24 ms. Allocated memory is still 134.2 MB. Free memory was 99.4 MB in the beginning and 68.8 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...