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_44.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:16:28,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:16:28,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:16:28,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:16:28,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:16:28,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:16:28,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:16:28,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:16:28,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:16:28,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:16:28,089 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:16:28,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:16:28,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:16:28,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:16:28,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:16:28,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:16:28,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:16:28,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:16:28,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:16:28,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:16:28,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:16:28,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:16:28,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:16:28,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:16:28,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:16:28,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:16:28,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:16:28,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:16:28,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:16:28,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:16:28,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:16:28,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:16:28,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:16:28,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:16:28,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:16:28,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:16:28,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:16:28,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:16:28,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:16:28,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:16:28,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:16:28,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:16:28,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:16:28,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:16:28,165 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:16:28,166 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:16:28,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl [2019-08-09 14:16:28,167 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl' [2019-08-09 14:16:28,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:16:28,232 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:16:28,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:16:28,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:16:28,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:16:28,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:28" (1/1) ... [2019-08-09 14:16:28,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:28" (1/1) ... [2019-08-09 14:16:28,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:28" (1/1) ... [2019-08-09 14:16:28,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:28" (1/1) ... [2019-08-09 14:16:28,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:28" (1/1) ... [2019-08-09 14:16:28,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:28" (1/1) ... [2019-08-09 14:16:28,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:28" (1/1) ... [2019-08-09 14:16:28,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:16:28,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:16:28,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:16:28,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:16:28,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:28" (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 [2019-08-09 14:16:28,423 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:16:28,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:16:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:16:28,909 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:16:28,910 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:16:28,911 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:28 BoogieIcfgContainer [2019-08-09 14:16:28,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:16:28,912 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:16:28,912 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:16:28,913 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:16:28,914 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:28" (1/1) ... [2019-08-09 14:16:29,101 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:29,279 WARN L188 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-08-09 14:16:29,427 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:30,080 WARN L188 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 118 [2019-08-09 14:16:30,181 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:33,181 WARN L188 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 201 DAG size of output: 159 [2019-08-09 14:16:34,035 WARN L188 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-08-09 14:16:34,773 WARN L188 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-08-09 14:16:35,422 WARN L188 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-08-09 14:16:36,064 WARN L188 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-08-09 14:16:36,134 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:16:36,136 INFO L168 Benchmark]: Toolchain (without parser) took 7904.02 ms. Allocated memory was 138.9 MB in the beginning and 304.6 MB in the end (delta: 165.7 MB). Free memory was 106.5 MB in the beginning and 76.3 MB in the end (delta: 30.2 MB). Peak memory consumption was 197.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:36,140 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:16:36,141 INFO L168 Benchmark]: Boogie Preprocessor took 97.77 ms. Allocated memory is still 138.9 MB. Free memory was 106.5 MB in the beginning and 103.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:36,142 INFO L168 Benchmark]: RCFGBuilder took 580.75 ms. Allocated memory is still 138.9 MB. Free memory was 103.9 MB in the beginning and 78.9 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:36,146 INFO L168 Benchmark]: Symbolic Interpretation took 7221.66 ms. Allocated memory was 138.9 MB in the beginning and 304.6 MB in the end (delta: 165.7 MB). Free memory was 78.9 MB in the beginning and 76.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 170.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:36,150 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 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.77 ms. Allocated memory is still 138.9 MB. Free memory was 106.5 MB in the beginning and 103.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 580.75 ms. Allocated memory is still 138.9 MB. Free memory was 103.9 MB in the beginning and 78.9 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7221.66 ms. Allocated memory was 138.9 MB in the beginning and 304.6 MB in the end (delta: 165.7 MB). Free memory was 78.9 MB in the beginning and 76.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 170.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...