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-b03553c [2019-08-05 18:12:36,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:36,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:36,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:36,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:36,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:36,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:36,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:36,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:36,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:36,994 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:36,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:36,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:36,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:37,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:37,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:37,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:37,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:37,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:37,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:37,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:37,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:37,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:37,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:37,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:37,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:37,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:37,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:37,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:37,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:37,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:37,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:37,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:37,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:37,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:37,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:37,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:37,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:37,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:37,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:37,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:37,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:37,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:37,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:37,101 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:37,102 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:37,104 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/TerminatorAmirsExample.bpl [2019-08-05 18:12:37,104 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/TerminatorAmirsExample.bpl' [2019-08-05 18:12:37,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:37,142 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:37,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:37,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:37,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:37,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:37" (1/1) ... [2019-08-05 18:12:37,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:37" (1/1) ... [2019-08-05 18:12:37,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:37" (1/1) ... [2019-08-05 18:12:37,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:37" (1/1) ... [2019-08-05 18:12:37,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:37" (1/1) ... [2019-08-05 18:12:37,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:37" (1/1) ... [2019-08-05 18:12:37,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:37" (1/1) ... [2019-08-05 18:12:37,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:37,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:37,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:37,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:37,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:37" (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 18:12:37,266 INFO L124 BoogieDeclarations]: Specification and implementation of procedure TerminatorAmirsExample given in one single declaration [2019-08-05 18:12:37,266 INFO L130 BoogieDeclarations]: Found specification of procedure TerminatorAmirsExample [2019-08-05 18:12:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminatorAmirsExample [2019-08-05 18:12:37,765 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:37,765 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:12:37,767 INFO L202 PluginConnector]: Adding new model TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:37 BoogieIcfgContainer [2019-08-05 18:12:37,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:37,767 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:37,768 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:37,768 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:37,769 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TerminatorAmirsExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:37" (1/1) ... [2019-08-05 18:12:37,786 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:12:37,797 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:37,806 INFO L160 IcfgInterpreter]: Initial procedures are [TerminatorAmirsExample] [2019-08-05 18:12:37,814 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:37,816 INFO L185 IcfgInterpreter]: Interpreting procedure TerminatorAmirsExample with input of size 1 [2019-08-05 18:12:37,912 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:37,912 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:37,916 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))))))) [2019-08-05 18:12:37,917 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:37,924 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:37,927 INFO L168 Benchmark]: Toolchain (without parser) took 784.32 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 84.3 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:37,928 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:12:37,930 INFO L168 Benchmark]: Boogie Preprocessor took 51.24 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 104.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:37,931 INFO L168 Benchmark]: RCFGBuilder took 572.38 ms. Allocated memory is still 138.4 MB. Free memory was 104.7 MB in the beginning and 90.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:37,932 INFO L168 Benchmark]: Symbolic Interpretation took 157.25 ms. Allocated memory is still 138.4 MB. Free memory was 90.2 MB in the beginning and 84.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:37,936 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 0.25 ms. Allocated memory is still 138.4 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.24 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 104.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 572.38 ms. Allocated memory is still 138.4 MB. Free memory was 104.7 MB in the beginning and 90.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 157.25 ms. Allocated memory is still 138.4 MB. Free memory was 90.2 MB in the beginning and 84.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...