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/nested9.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:42:33,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:42:33,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:42:33,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:42:33,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:42:33,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:42:33,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:42:33,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:42:33,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:42:33,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:42:33,099 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:42:33,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:42:33,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:42:33,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:42:33,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:42:33,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:42:33,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:42:33,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:42:33,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:42:33,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:42:33,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:42:33,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:42:33,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:42:33,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:42:33,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:42:33,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:42:33,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:42:33,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:42:33,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:42:33,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:42:33,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:42:33,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:42:33,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:42:33,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:42:33,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:42:33,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:42:33,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:42:33,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:42:33,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:42:33,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:42:33,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:42:33,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:42:33,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:42:33,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:42:33,205 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:42:33,205 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:42:33,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl [2019-08-05 11:42:33,207 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl' [2019-08-05 11:42:33,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:42:33,255 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:42:33,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:42:33,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:42:33,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:42:33,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:33" (1/1) ... [2019-08-05 11:42:33,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:33" (1/1) ... [2019-08-05 11:42:33,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:33" (1/1) ... [2019-08-05 11:42:33,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:33" (1/1) ... [2019-08-05 11:42:33,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:33" (1/1) ... [2019-08-05 11:42:33,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:33" (1/1) ... [2019-08-05 11:42:33,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:33" (1/1) ... [2019-08-05 11:42:33,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:42:33,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:42:33,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:42:33,299 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:42:33,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:33" (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 11:42:33,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:42:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:42:33,619 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:42:33,620 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-05 11:42:33,621 INFO L202 PluginConnector]: Adding new model nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:42:33 BoogieIcfgContainer [2019-08-05 11:42:33,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:42:33,621 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:42:33,621 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:42:33,621 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:42:33,623 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:42:33" (1/1) ... [2019-08-05 11:42:33,637 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:42:33,639 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:42:33,647 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:42:33,656 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:42:33,658 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:42:33,987 WARN L188 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 18 [2019-08-05 11:42:34,227 WARN L188 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2019-08-05 11:42:34,507 WARN L188 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-08-05 11:42:34,744 WARN L188 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 33 [2019-08-05 11:42:34,892 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-08-05 11:42:35,379 WARN L188 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 34 [2019-08-05 11:42:35,392 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:42:35,393 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:42:35,396 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 30#false [2019-08-05 11:42:35,398 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:42:35,401 INFO L168 Benchmark]: Toolchain (without parser) took 2145.61 ms. Allocated memory was 133.2 MB in the beginning and 170.4 MB in the end (delta: 37.2 MB). Free memory was 110.8 MB in the beginning and 125.0 MB in the end (delta: -14.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:35,402 INFO L168 Benchmark]: Boogie PL CUP Parser took 1.07 ms. Allocated memory is still 133.2 MB. Free memory was 112.0 MB in the beginning and 111.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 11:42:35,403 INFO L168 Benchmark]: Boogie Preprocessor took 42.69 ms. Allocated memory is still 133.2 MB. Free memory was 110.6 MB in the beginning and 108.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:35,405 INFO L168 Benchmark]: RCFGBuilder took 322.69 ms. Allocated memory is still 133.2 MB. Free memory was 108.4 MB in the beginning and 97.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:35,406 INFO L168 Benchmark]: Symbolic Interpretation took 1777.46 ms. Allocated memory was 133.2 MB in the beginning and 170.4 MB in the end (delta: 37.2 MB). Free memory was 97.9 MB in the beginning and 125.0 MB in the end (delta: -27.1 MB). Peak memory consumption was 43.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:35,410 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 1.07 ms. Allocated memory is still 133.2 MB. Free memory was 112.0 MB in the beginning and 111.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.69 ms. Allocated memory is still 133.2 MB. Free memory was 110.6 MB in the beginning and 108.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 322.69 ms. Allocated memory is still 133.2 MB. Free memory was 108.4 MB in the beginning and 97.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1777.46 ms. Allocated memory was 133.2 MB in the beginning and 170.4 MB in the end (delta: 37.2 MB). Free memory was 97.9 MB in the beginning and 125.0 MB in the end (delta: -27.1 MB). Peak memory consumption was 43.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...