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_20.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:55:49,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:55:49,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:55:49,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:55:49,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:55:49,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:55:49,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:55:49,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:55:49,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:55:49,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:55:49,571 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:55:49,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:55:49,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:55:49,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:55:49,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:55:49,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:55:49,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:55:49,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:55:49,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:55:49,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:55:49,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:55:49,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:55:49,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:55:49,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:55:49,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:55:49,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:55:49,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:55:49,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:55:49,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:55:49,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:55:49,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:55:49,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:55:49,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:55:49,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:55:49,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:55:49,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:55:49,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:55:49,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:55:49,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:55:49,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:55:49,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:55:49,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:55:49,686 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:55:49,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:55:49,693 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:55:49,694 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:55:49,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl [2019-08-05 11:55:49,696 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl' [2019-08-05 11:55:49,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:55:49,780 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:55:49,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:55:49,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:55:49,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:55:49,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:55:49" (1/1) ... [2019-08-05 11:55:49,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:55:49" (1/1) ... [2019-08-05 11:55:49,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:55:49" (1/1) ... [2019-08-05 11:55:49,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:55:49" (1/1) ... [2019-08-05 11:55:49,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:55:49" (1/1) ... [2019-08-05 11:55:49,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:55:49" (1/1) ... [2019-08-05 11:55:49,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:55:49" (1/1) ... [2019-08-05 11:55:49,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:55:49,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:55:49,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:55:49,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:55:49,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:55:49" (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 11:55:49,991 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:55:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:55:49,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:55:50,700 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:55:50,701 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:55:50,702 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:55:50 BoogieIcfgContainer [2019-08-05 11:55:50,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:55:50,703 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:55:50,703 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:55:50,704 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:55:50,706 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:55:50" (1/1) ... [2019-08-05 11:55:50,721 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:55:50,724 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:55:50,734 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:55:50,747 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:55:50,749 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:55:52,685 WARN L188 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 175 DAG size of output: 131 [2019-08-05 11:55:53,867 WARN L188 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 145 DAG size of output: 142 [2019-08-05 11:55:54,858 WARN L188 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 252 [2019-08-05 11:55:56,170 WARN L188 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 277 [2019-08-05 11:55:56,566 WARN L188 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 142 [2019-08-05 11:55:56,677 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:55:56,677 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:55:56,680 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 27#false [2019-08-05 11:55:56,683 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:55:56,686 INFO L168 Benchmark]: Toolchain (without parser) took 6905.85 ms. Allocated memory was 132.1 MB in the beginning and 243.3 MB in the end (delta: 111.1 MB). Free memory was 109.3 MB in the beginning and 152.9 MB in the end (delta: -43.7 MB). Peak memory consumption was 119.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:55:56,687 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.42 ms. Allocated memory is still 132.1 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:55:56,689 INFO L168 Benchmark]: Boogie Preprocessor took 102.30 ms. Allocated memory is still 132.1 MB. Free memory was 108.8 MB in the beginning and 106.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:55:56,690 INFO L168 Benchmark]: RCFGBuilder took 819.25 ms. Allocated memory is still 132.1 MB. Free memory was 106.7 MB in the beginning and 85.9 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:55:56,692 INFO L168 Benchmark]: Symbolic Interpretation took 5980.27 ms. Allocated memory was 132.1 MB in the beginning and 243.3 MB in the end (delta: 111.1 MB). Free memory was 85.9 MB in the beginning and 152.9 MB in the end (delta: -67.0 MB). Peak memory consumption was 95.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:55:56,696 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 0.42 ms. Allocated memory is still 132.1 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.30 ms. Allocated memory is still 132.1 MB. Free memory was 108.8 MB in the beginning and 106.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 819.25 ms. Allocated memory is still 132.1 MB. Free memory was 106.7 MB in the beginning and 85.9 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 5980.27 ms. Allocated memory was 132.1 MB in the beginning and 243.3 MB in the end (delta: 111.1 MB). Free memory was 85.9 MB in the beginning and 152.9 MB in the end (delta: -67.0 MB). Peak memory consumption was 95.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...