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/abstractInterpretation/regression/all/proc-globals-easy-1-safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:06:50,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:50,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:50,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:50,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:50,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:50,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:50,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:50,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:50,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:50,984 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:50,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:50,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:50,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:50,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:50,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:50,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:50,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:50,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:51,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:51,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:51,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:51,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:51,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:51,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:06:51,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:06:51,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:06:51,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:06:51,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:06:51,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:06:51,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:51,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:51,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:51,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:51,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:51,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:51,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:51,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:51,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:51,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:51,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:51,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:51,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:51,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:51,083 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:51,084 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:51,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-globals-easy-1-safe.bpl [2019-08-05 12:06:51,085 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-globals-easy-1-safe.bpl' [2019-08-05 12:06:51,124 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:51,127 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:51,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:51,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:51,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:51,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:51,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:51,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:51,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:51,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (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 12:06:51,252 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.init given in one single declaration [2019-08-05 12:06:51,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-05 12:06:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-05 12:06:51,252 INFO L124 BoogieDeclarations]: Specification and implementation of procedure dec given in one single declaration [2019-08-05 12:06:51,253 INFO L130 BoogieDeclarations]: Found specification of procedure dec [2019-08-05 12:06:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure dec [2019-08-05 12:06:51,508 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:06:51,508 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:06:51,510 INFO L202 PluginConnector]: Adding new model proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:51 BoogieIcfgContainer [2019-08-05 12:06:51,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:51,510 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:51,511 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:51,511 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:51,513 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,525 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:06:51,528 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:51,535 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.init] [2019-08-05 12:06:51,546 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:51,547 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 1 [2019-08-05 12:06:51,661 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:51,661 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:51,664 INFO L178 IcfgInterpreter]: Location ULTIMATE.initErr0ASSERT_VIOLATIONASSERT has predicate 10#(not (<= 0 x)) [2019-08-05 12:06:51,672 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:51,675 INFO L168 Benchmark]: Toolchain (without parser) took 548.31 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 94.4 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:51,677 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:06:51,678 INFO L168 Benchmark]: Boogie Preprocessor took 47.79 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 108.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:51,679 INFO L168 Benchmark]: RCFGBuilder took 334.05 ms. Allocated memory is still 133.2 MB. Free memory was 108.7 MB in the beginning and 99.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:51,681 INFO L168 Benchmark]: Symbolic Interpretation took 161.95 ms. Allocated memory is still 133.2 MB. Free memory was 99.4 MB in the beginning and 94.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:51,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 12]: 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 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.79 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 108.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 334.05 ms. Allocated memory is still 133.2 MB. Free memory was 108.7 MB in the beginning and 99.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 161.95 ms. Allocated memory is still 133.2 MB. Free memory was 99.4 MB in the beginning and 94.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...