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/regression/bpl/BugTirQuantifierElimination01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:07,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:07,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:07,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:07,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:07,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:07,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:07,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:07,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:07,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:07,974 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:07,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:07,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:07,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:07,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:07,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:07,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:07,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:07,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:07,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:07,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:07,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:07,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:07,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:07,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:07,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:07,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:07,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:07,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:07,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:07,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:07,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:07,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:07,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:07,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:07,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:07,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:07,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:07,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:08,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:08,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:08,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:08,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:08,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:08,045 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:08,046 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:08,047 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugTirQuantifierElimination01.bpl [2019-08-06 16:58:08,047 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugTirQuantifierElimination01.bpl' [2019-08-06 16:58:08,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:08,078 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:08,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:08,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:08,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:08,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:08" (1/1) ... [2019-08-06 16:58:08,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:08" (1/1) ... [2019-08-06 16:58:08,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:08" (1/1) ... [2019-08-06 16:58:08,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:08" (1/1) ... [2019-08-06 16:58:08,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:08" (1/1) ... [2019-08-06 16:58:08,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:08" (1/1) ... [2019-08-06 16:58:08,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:08" (1/1) ... [2019-08-06 16:58:08,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:08,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:08,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:08,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:08,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:08" (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 16:58:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:08,576 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:08,577 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:58:08,579 INFO L202 PluginConnector]: Adding new model BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:08 BoogieIcfgContainer [2019-08-06 16:58:08,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:08,580 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:08,580 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:08,581 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:08,582 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:08" (1/1) ... [2019-08-06 16:58:08,598 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:08,605 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:08,621 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:08,633 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:08,634 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:08,716 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:08,716 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:08,720 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 11#(and (= main_x (+ |main_#t~post2| 1)) (or (not (= main_y 2)) (not (<= 2 main_x))) |main_#t~short4| (exists ((|v_main_#t~short4_8| Bool) (v_main_y_8 Int)) (and (or (and |v_main_#t~short4_8| (not (= |main_#t~post2| 23))) (and (= |main_#t~post2| 23) (not |v_main_#t~short4_8|))) (or (and |v_main_#t~short4_8| |main_#t~short4| (= main_y 2)) (and (not |v_main_#t~short4_8|) (= |v_main_#t~short4_8| |main_#t~short4|) (= v_main_y_8 main_y))))) (= |main_#t~post2| 1)) [2019-08-06 16:58:08,721 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:08,729 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:08,732 INFO L168 Benchmark]: Toolchain (without parser) took 652.37 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 89.9 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:08,733 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:08,734 INFO L168 Benchmark]: Boogie Preprocessor took 44.01 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:08,735 INFO L168 Benchmark]: RCFGBuilder took 456.58 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 94.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:08,736 INFO L168 Benchmark]: Symbolic Interpretation took 148.69 ms. Allocated memory is still 138.9 MB. Free memory was 94.7 MB in the beginning and 89.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:08,740 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 27]: 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 138.9 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.01 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 456.58 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 94.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 148.69 ms. Allocated memory is still 138.9 MB. Free memory was 94.7 MB in the beginning and 89.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...