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/20170304-DifficultPathPrograms/sum04.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:43:20,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:43:20,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:43:20,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:43:20,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:43:20,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:43:20,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:43:20,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:43:20,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:43:20,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:43:20,957 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:43:20,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:43:20,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:43:20,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:43:20,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:43:20,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:43:20,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:43:20,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:43:20,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:43:20,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:43:20,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:43:20,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:43:20,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:43:20,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:43:20,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:43:20,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:43:20,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:43:20,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:43:20,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:43:21,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:43:21,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:43:21,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:43:21,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:43:21,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:43:21,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:43:21,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:43:21,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:43:21,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:43:21,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:43:21,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:43:21,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:43:21,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:43:21,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:43:21,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:43:21,059 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:43:21,059 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:43:21,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_3.bpl [2019-08-05 11:43:21,060 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_3.bpl' [2019-08-05 11:43:21,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:43:21,103 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:43:21,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:43:21,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:43:21,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:43:21,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:21" (1/1) ... [2019-08-05 11:43:21,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:21" (1/1) ... [2019-08-05 11:43:21,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:21" (1/1) ... [2019-08-05 11:43:21,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:21" (1/1) ... [2019-08-05 11:43:21,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:21" (1/1) ... [2019-08-05 11:43:21,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:21" (1/1) ... [2019-08-05 11:43:21,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:21" (1/1) ... [2019-08-05 11:43:21,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:43:21,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:43:21,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:43:21,149 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:43:21,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:21" (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 11:43:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:43:21,420 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:43:21,421 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:43:21,422 INFO L202 PluginConnector]: Adding new model sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:43:21 BoogieIcfgContainer [2019-08-05 11:43:21,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:43:21,423 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:43:21,423 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:43:21,423 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:43:21,426 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:43:21" (1/1) ... [2019-08-05 11:43:21,436 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:43:21,438 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:43:21,445 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:43:21,453 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:43:21,455 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:43:21,757 WARN L188 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-08-05 11:43:21,903 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2019-08-05 11:43:22,049 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:43:22,049 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:43:22,054 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (<= ULTIMATE.start_main_~i~4 9) (not (<= ULTIMATE.start_main_~i~4 8)) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (or (= ULTIMATE.start_main_~sn~4 0) (= ULTIMATE.start_main_~sn~4 16)) 1 0))) [2019-08-05 11:43:22,061 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:43:22,063 INFO L168 Benchmark]: Toolchain (without parser) took 960.51 ms. Allocated memory is still 136.3 MB. Free memory was 108.7 MB in the beginning and 81.3 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:22,065 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:43:22,066 INFO L168 Benchmark]: Boogie Preprocessor took 44.80 ms. Allocated memory is still 136.3 MB. Free memory was 108.7 MB in the beginning and 106.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:22,067 INFO L168 Benchmark]: RCFGBuilder took 274.06 ms. Allocated memory is still 136.3 MB. Free memory was 106.5 MB in the beginning and 97.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:22,071 INFO L168 Benchmark]: Symbolic Interpretation took 638.69 ms. Allocated memory is still 136.3 MB. Free memory was 97.2 MB in the beginning and 81.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:22,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 37]: 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 136.3 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.80 ms. Allocated memory is still 136.3 MB. Free memory was 108.7 MB in the beginning and 106.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 274.06 ms. Allocated memory is still 136.3 MB. Free memory was 106.5 MB in the beginning and 97.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 638.69 ms. Allocated memory is still 136.3 MB. Free memory was 97.2 MB in the beginning and 81.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...