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/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:03:11,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:03:11,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:03:11,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:03:11,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:03:11,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:03:11,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:03:11,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:03:11,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:03:11,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:03:11,385 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:03:11,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:03:11,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:03:11,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:03:11,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:03:11,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:03:11,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:03:11,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:03:11,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:03:11,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:03:11,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:03:11,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:03:11,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:03:11,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:03:11,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:03:11,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:03:11,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:03:11,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:03:11,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:03:11,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:03:11,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:03:11,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:03:11,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:03:11,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:03:11,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:03:11,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:03:11,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:03:11,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:03:11,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:03:11,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:03:11,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:03:11,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:03:11,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:03:11,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:03:11,471 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:03:11,471 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:03:11,472 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl [2019-08-05 12:03:11,473 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl' [2019-08-05 12:03:11,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:03:11,526 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:03:11,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:03:11,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:03:11,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:03:11,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:11" (1/1) ... [2019-08-05 12:03:11,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:11" (1/1) ... [2019-08-05 12:03:11,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:11" (1/1) ... [2019-08-05 12:03:11,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:11" (1/1) ... [2019-08-05 12:03:11,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:11" (1/1) ... [2019-08-05 12:03:11,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:11" (1/1) ... [2019-08-05 12:03:11,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:11" (1/1) ... [2019-08-05 12:03:11,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:03:11,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:03:11,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:03:11,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:03:11,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:11" (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 12:03:11,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:03:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:03:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:03:12,044 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:03:12,044 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:03:12,046 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:03:12 BoogieIcfgContainer [2019-08-05 12:03:12,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:03:12,047 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:03:12,047 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:03:12,047 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:03:12,049 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "alternating_list_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:03:12" (1/1) ... [2019-08-05 12:03:12,070 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:03:12,076 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:03:12,094 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 12:03:12,108 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:03:12,110 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 12:03:14,004 WARN L188 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 179 DAG size of output: 139 [2019-08-05 12:03:15,144 WARN L188 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 153 DAG size of output: 150 [2019-08-05 12:03:15,926 WARN L188 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 239 [2019-08-05 12:03:15,994 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:03:15,995 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:03:15,998 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-05 12:03:16,000 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:03:16,003 INFO L168 Benchmark]: Toolchain (without parser) took 4476.15 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 112.1 MB in the beginning and 66.2 MB in the end (delta: 45.9 MB). Peak memory consumption was 111.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:03:16,005 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 143.1 MB. Free memory was 113.9 MB in the beginning and 113.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:03:16,006 INFO L168 Benchmark]: Boogie Preprocessor took 53.83 ms. Allocated memory is still 143.1 MB. Free memory was 112.1 MB in the beginning and 109.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:03:16,007 INFO L168 Benchmark]: RCFGBuilder took 465.33 ms. Allocated memory is still 143.1 MB. Free memory was 109.8 MB in the beginning and 95.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:03:16,009 INFO L168 Benchmark]: Symbolic Interpretation took 3953.90 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 95.3 MB in the beginning and 66.2 MB in the end (delta: 29.1 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:03:16,014 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 0.21 ms. Allocated memory is still 143.1 MB. Free memory was 113.9 MB in the beginning and 113.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.83 ms. Allocated memory is still 143.1 MB. Free memory was 112.1 MB in the beginning and 109.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 465.33 ms. Allocated memory is still 143.1 MB. Free memory was 109.8 MB in the beginning and 95.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3953.90 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 95.3 MB in the beginning and 66.2 MB in the end (delta: 29.1 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...