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_24.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:00:43,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:00:43,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:00:43,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:00:43,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:00:43,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:00:43,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:00:43,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:00:43,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:00:43,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:00:43,765 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:00:43,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:00:43,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:00:43,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:00:43,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:00:43,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:00:43,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:00:43,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:00:43,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:00:43,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:00:43,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:00:43,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:00:43,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:00:43,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:00:43,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:00:43,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:00:43,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:00:43,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:00:43,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:00:43,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:00:43,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:00:43,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:00:43,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:00:43,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:00:43,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:00:43,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:00:43,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:00:43,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:00:43,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:00:43,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:00:43,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:00:43,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:00:43,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:00:43,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:00:43,847 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:00:43,848 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:00:43,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl [2019-08-05 12:00:43,849 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl' [2019-08-05 12:00:43,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:00:43,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:00:43,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:00:43,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:00:43,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:00:43,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:00:43" (1/1) ... [2019-08-05 12:00:43,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:00:43" (1/1) ... [2019-08-05 12:00:43,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:00:43" (1/1) ... [2019-08-05 12:00:43,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:00:43" (1/1) ... [2019-08-05 12:00:43,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:00:43" (1/1) ... [2019-08-05 12:00:43,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:00:43" (1/1) ... [2019-08-05 12:00:43,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:00:43" (1/1) ... [2019-08-05 12:00:43,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:00:43,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:00:43,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:00:43,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:00:43,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:00:43" (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 12:00:44,064 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:00:44,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:00:44,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:00:44,413 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:00:44,413 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:00:44,414 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:00:44 BoogieIcfgContainer [2019-08-05 12:00:44,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:00:44,415 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:00:44,416 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:00:44,416 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:00:44,418 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:00:44" (1/1) ... [2019-08-05 12:00:44,433 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:00:44,438 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:00:44,458 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 12:00:44,468 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:00:44,469 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 12:00:46,383 WARN L188 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 175 DAG size of output: 133 [2019-08-05 12:00:47,536 WARN L188 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 147 DAG size of output: 144 [2019-08-05 12:00:48,485 WARN L188 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 227 [2019-08-05 12:00:48,556 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:00:48,557 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:00:48,561 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-05 12:00:48,563 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:00:48,566 INFO L168 Benchmark]: Toolchain (without parser) took 4656.36 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 108.8 MB in the beginning and 77.1 MB in the end (delta: 31.7 MB). Peak memory consumption was 97.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:00:48,567 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:00:48,569 INFO L168 Benchmark]: Boogie Preprocessor took 62.85 ms. Allocated memory is still 140.0 MB. Free memory was 108.8 MB in the beginning and 106.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:00:48,570 INFO L168 Benchmark]: RCFGBuilder took 441.09 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 90.7 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:00:48,572 INFO L168 Benchmark]: Symbolic Interpretation took 4148.33 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 90.7 MB in the beginning and 77.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:00:48,577 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 0.25 ms. Allocated memory is still 140.0 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.85 ms. Allocated memory is still 140.0 MB. Free memory was 108.8 MB in the beginning and 106.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 441.09 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 90.7 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4148.33 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 90.7 MB in the beginning and 77.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...