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/SAS09doubleLoop-incorrect.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:49:32,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:49:32,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:49:32,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:49:32,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:49:32,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:49:32,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:49:32,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:49:32,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:49:32,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:49:32,562 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:49:32,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:49:32,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:49:32,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:49:32,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:49:32,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:49:32,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:49:32,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:49:32,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:49:32,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:49:32,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:49:32,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:49:32,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:49:32,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:49:32,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:49:32,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:49:32,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:49:32,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:49:32,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:49:32,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:49:32,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:49:32,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:49:32,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:49:32,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:49:32,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:49:32,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:49:32,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:49:32,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:49:32,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:49:32,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:49:32,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:49:32,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:49:32,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:49:32,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:49:32,646 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:49:32,647 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:49:32,647 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/SAS09doubleLoop-incorrect.bpl [2019-08-05 11:49:32,648 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/SAS09doubleLoop-incorrect.bpl' [2019-08-05 11:49:32,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:49:32,681 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:49:32,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:49:32,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:49:32,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:49:32,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:32" (1/1) ... [2019-08-05 11:49:32,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:32" (1/1) ... [2019-08-05 11:49:32,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:32" (1/1) ... [2019-08-05 11:49:32,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:32" (1/1) ... [2019-08-05 11:49:32,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:32" (1/1) ... [2019-08-05 11:49:32,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:32" (1/1) ... [2019-08-05 11:49:32,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:32" (1/1) ... [2019-08-05 11:49:32,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:49:32,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:49:32,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:49:32,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:49:32,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:32" (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 11:49:32,800 INFO L124 BoogieDeclarations]: Specification and implementation of procedure SAS09paper given in one single declaration [2019-08-05 11:49:32,800 INFO L130 BoogieDeclarations]: Found specification of procedure SAS09paper [2019-08-05 11:49:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure SAS09paper [2019-08-05 11:49:33,069 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:49:33,069 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 11:49:33,070 INFO L202 PluginConnector]: Adding new model SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:49:33 BoogieIcfgContainer [2019-08-05 11:49:33,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:49:33,071 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:49:33,071 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:49:33,071 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:49:33,073 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "SAS09doubleLoop-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:49:33" (1/1) ... [2019-08-05 11:49:33,083 INFO L148 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-08-05 11:49:33,085 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:49:33,092 INFO L160 IcfgInterpreter]: Initial procedures are [SAS09paper] [2019-08-05 11:49:33,101 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:49:33,103 INFO L184 IcfgInterpreter]: Interpreting procedure SAS09paper with input of size 1 [2019-08-05 11:49:33,375 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-08-05 11:49:33,555 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2019-08-05 11:49:33,757 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2019-08-05 11:49:33,972 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 15 [2019-08-05 11:49:34,250 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:49:34,250 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:49:34,254 INFO L178 IcfgInterpreter]: Location SAS09paperErr0ASSERT_VIOLATIONASSERT has predicate 52#(and (= SAS09paper_y 0) (= (- 1) SAS09paper_x)) [2019-08-05 11:49:34,254 INFO L178 IcfgInterpreter]: Location SAS09paperErr1ASSERT_VIOLATIONASSERT has predicate 61#(and (= (- 1) SAS09paper_y) (not (= (- 1) SAS09paper_x))) [2019-08-05 11:49:34,254 INFO L178 IcfgInterpreter]: Location SAS09paperErr2ASSERT_VIOLATIONASSERT has predicate 49#(and (= SAS09paper_y 0) (= (- 1) SAS09paper_x)) [2019-08-05 11:49:34,254 INFO L178 IcfgInterpreter]: Location SAS09paperErr3ASSERT_VIOLATIONASSERT has predicate 58#(and (= 5 SAS09paper_y) (not (= (- 1) SAS09paper_x))) [2019-08-05 11:49:34,262 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:49:34,264 INFO L168 Benchmark]: Toolchain (without parser) took 1582.97 ms. Allocated memory was 140.5 MB in the beginning and 177.2 MB in the end (delta: 36.7 MB). Free memory was 108.9 MB in the beginning and 149.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:34,265 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:49:34,266 INFO L168 Benchmark]: Boogie Preprocessor took 44.23 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 106.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:34,268 INFO L168 Benchmark]: RCFGBuilder took 344.06 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 97.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:34,269 INFO L168 Benchmark]: Symbolic Interpretation took 1191.34 ms. Allocated memory was 140.5 MB in the beginning and 177.2 MB in the end (delta: 36.7 MB). Free memory was 97.3 MB in the beginning and 149.8 MB in the end (delta: -52.5 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:34,272 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: - UnprovableResult [Line: 22]: 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: - UnprovableResult [Line: 25]: 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: - UnprovableResult [Line: 26]: 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 0.25 ms. Allocated memory is still 140.5 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.23 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 106.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 344.06 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 97.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1191.34 ms. Allocated memory was 140.5 MB in the beginning and 177.2 MB in the end (delta: 36.7 MB). Free memory was 97.3 MB in the beginning and 149.8 MB in the end (delta: -52.5 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...