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/TerminatorAmirsExample.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:11,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:11,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:11,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:11,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:11,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:11,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:11,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:11,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:11,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:11,832 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:11,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:11,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:11,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:11,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:11,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:11,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:11,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:11,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:11,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:11,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:11,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:11,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:11,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:11,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:11,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:11,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:11,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:11,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:11,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:11,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:11,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:11,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:11,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:11,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:11,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:11,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:11,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:11,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:11,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:11,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:11,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:11,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:11,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:11,951 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:11,952 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:11,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/TerminatorAmirsExample.bpl [2019-08-06 16:55:11,954 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/TerminatorAmirsExample.bpl' [2019-08-06 16:55:11,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:11,997 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:11,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:11,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:11,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:12,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:11" (1/1) ... [2019-08-06 16:55:12,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:11" (1/1) ... [2019-08-06 16:55:12,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:11" (1/1) ... [2019-08-06 16:55:12,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:11" (1/1) ... [2019-08-06 16:55:12,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:11" (1/1) ... [2019-08-06 16:55:12,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:11" (1/1) ... [2019-08-06 16:55:12,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:11" (1/1) ... [2019-08-06 16:55:12,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:12,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:12,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:12,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:12,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:11" (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 16:55:12,124 INFO L124 BoogieDeclarations]: Specification and implementation of procedure TerminatorAmirsExample given in one single declaration [2019-08-06 16:55:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure TerminatorAmirsExample [2019-08-06 16:55:12,125 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminatorAmirsExample [2019-08-06 16:55:12,701 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:12,702 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:55:12,703 INFO L202 PluginConnector]: Adding new model TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:12 BoogieIcfgContainer [2019-08-06 16:55:12,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:12,704 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:12,704 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:12,705 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:12,705 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:12" (1/1) ... [2019-08-06 16:55:12,722 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:12,730 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:12,746 INFO L160 IcfgInterpreter]: Initial procedures are [TerminatorAmirsExample] [2019-08-06 16:55:12,758 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:12,760 INFO L185 IcfgInterpreter]: Interpreting procedure TerminatorAmirsExample with input of size 1 [2019-08-06 16:55:12,870 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:12,870 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:12,872 INFO L179 IcfgInterpreter]: Location TerminatorAmirsExampleErr0ASSERT_VIOLATIONASSERT has predicate 22#(and (not (< TerminatorAmirsExample_x TerminatorAmirsExample_xAlt)) (= 1 TerminatorAmirsExample_pcAlt) (not (< TerminatorAmirsExample_y TerminatorAmirsExample_yAlt)) (exists ((v_TerminatorAmirsExample_y_28 Int) (v_TerminatorAmirsExample_xAlt_14 Int) (v_TerminatorAmirsExample_pcAlt_17 Int) (v_TerminatorAmirsExample_yAlt_14 Int) (v_TerminatorAmirsExample_x_28 Int)) (and (or (not (= 1 v_TerminatorAmirsExample_pcAlt_17)) (< v_TerminatorAmirsExample_y_28 v_TerminatorAmirsExample_yAlt_14) (< v_TerminatorAmirsExample_x_28 v_TerminatorAmirsExample_xAlt_14)) (or (and (= v_TerminatorAmirsExample_pcAlt_17 TerminatorAmirsExample_pcAlt) (= v_TerminatorAmirsExample_yAlt_14 TerminatorAmirsExample_yAlt) (= v_TerminatorAmirsExample_xAlt_14 TerminatorAmirsExample_xAlt)) (and (= v_TerminatorAmirsExample_pcAlt_17 TerminatorAmirsExample_pcAlt) (= v_TerminatorAmirsExample_yAlt_14 TerminatorAmirsExample_yAlt) (= v_TerminatorAmirsExample_xAlt_14 TerminatorAmirsExample_xAlt) (not (= 0 v_TerminatorAmirsExample_pcAlt_17))) (and (= 0 v_TerminatorAmirsExample_pcAlt_17) (= 1 TerminatorAmirsExample_pcAlt) (= v_TerminatorAmirsExample_y_28 TerminatorAmirsExample_yAlt) (= v_TerminatorAmirsExample_x_28 TerminatorAmirsExample_xAlt))) (or (and (or (= TerminatorAmirsExample_x (+ v_TerminatorAmirsExample_y_28 (- 1))) (= TerminatorAmirsExample_y (+ v_TerminatorAmirsExample_y_28 (- 1)))) (<= v_TerminatorAmirsExample_y_28 v_TerminatorAmirsExample_x_28)) (and (or (= (+ v_TerminatorAmirsExample_x_28 (- 1)) TerminatorAmirsExample_y) (= (+ v_TerminatorAmirsExample_x_28 (- 1)) TerminatorAmirsExample_x)) (not (<= v_TerminatorAmirsExample_y_28 v_TerminatorAmirsExample_x_28))))))) [2019-08-06 16:55:12,874 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:12,879 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:12,882 INFO L168 Benchmark]: Toolchain (without parser) took 884.37 ms. Allocated memory is still 137.9 MB. Free memory was 107.4 MB in the beginning and 85.1 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:12,883 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.28 ms. Allocated memory is still 137.9 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:12,885 INFO L168 Benchmark]: Boogie Preprocessor took 52.64 ms. Allocated memory is still 137.9 MB. Free memory was 107.4 MB in the beginning and 105.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:12,886 INFO L168 Benchmark]: RCFGBuilder took 653.04 ms. Allocated memory is still 137.9 MB. Free memory was 105.1 MB in the beginning and 90.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:12,887 INFO L168 Benchmark]: Symbolic Interpretation took 175.31 ms. Allocated memory is still 137.9 MB. Free memory was 90.8 MB in the beginning and 85.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:12,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.28 ms. Allocated memory is still 137.9 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.64 ms. Allocated memory is still 137.9 MB. Free memory was 107.4 MB in the beginning and 105.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 653.04 ms. Allocated memory is still 137.9 MB. Free memory was 105.1 MB in the beginning and 90.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 175.31 ms. Allocated memory is still 137.9 MB. Free memory was 90.8 MB in the beginning and 85.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...