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-b8c145f [2019-08-05 11:56:43,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:56:43,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:56:43,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:56:43,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:56:43,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:56:43,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:56:43,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:56:43,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:56:43,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:56:43,822 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:56:43,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:56:43,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:56:43,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:56:43,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:56:43,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:56:43,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:56:43,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:56:43,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:56:43,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:56:43,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:56:43,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:56:43,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:56:43,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:56:43,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:56:43,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:56:43,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:56:43,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:56:43,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:56:43,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:56:43,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:56:43,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:56:43,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:56:43,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:56:43,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:56:43,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:56:43,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:56:43,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:56:43,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:56:43,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:56:43,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:56:43,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:56:43,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:56:43,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:56:43,913 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:56:43,914 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:56:43,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl [2019-08-05 11:56:43,915 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_44.bpl' [2019-08-05 11:56:43,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:56:43,992 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:56:43,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:56:43,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:56:43,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:56:44,017 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 05.08 11:56:43" (1/1) ... [2019-08-05 11:56:44,019 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 05.08 11:56:43" (1/1) ... [2019-08-05 11:56:44,035 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 05.08 11:56:43" (1/1) ... [2019-08-05 11:56:44,036 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 05.08 11:56:43" (1/1) ... [2019-08-05 11:56:44,046 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 05.08 11:56:43" (1/1) ... [2019-08-05 11:56:44,048 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 05.08 11:56:43" (1/1) ... [2019-08-05 11:56:44,051 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 05.08 11:56:43" (1/1) ... [2019-08-05 11:56:44,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:56:44,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:56:44,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:56:44,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:56:44,057 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 05.08 11:56:43" (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 11:56:44,143 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:56:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:56:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:56:44,759 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:56:44,759 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:56:44,761 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 05.08 11:56:44 BoogieIcfgContainer [2019-08-05 11:56:44,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:56:44,762 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:56:44,762 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:56:44,762 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:56:44,764 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 05.08 11:56:44" (1/1) ... [2019-08-05 11:56:44,776 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:56:44,780 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:56:44,794 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:56:44,807 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:56:44,808 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:56:46,573 WARN L188 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 181 DAG size of output: 133 [2019-08-05 11:56:47,415 WARN L188 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 144 [2019-08-05 11:56:48,006 WARN L188 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 254 [2019-08-05 11:56:48,849 WARN L188 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2019-08-05 11:56:49,573 WARN L188 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 104 [2019-08-05 11:56:50,701 WARN L188 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 166 DAG size of output: 137 [2019-08-05 11:56:54,125 WARN L188 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 178 DAG size of output: 160 [2019-08-05 11:56:54,509 WARN L188 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 190 [2019-08-05 11:56:54,558 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:56:54,559 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:56:54,561 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 39#false [2019-08-05 11:56:54,563 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:56:54,566 INFO L168 Benchmark]: Toolchain (without parser) took 10573.06 ms. Allocated memory was 140.5 MB in the beginning and 282.1 MB in the end (delta: 141.6 MB). Free memory was 109.3 MB in the beginning and 242.8 MB in the end (delta: -133.4 MB). Peak memory consumption was 144.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:56:54,567 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:56:54,568 INFO L168 Benchmark]: Boogie Preprocessor took 62.09 ms. Allocated memory is still 140.5 MB. Free memory was 109.3 MB in the beginning and 106.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:56:54,569 INFO L168 Benchmark]: RCFGBuilder took 705.68 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 82.0 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:56:54,570 INFO L168 Benchmark]: Symbolic Interpretation took 9802.14 ms. Allocated memory was 140.5 MB in the beginning and 282.1 MB in the end (delta: 141.6 MB). Free memory was 82.0 MB in the beginning and 242.8 MB in the end (delta: -160.8 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:56:54,574 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 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.09 ms. Allocated memory is still 140.5 MB. Free memory was 109.3 MB in the beginning and 106.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 705.68 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 82.0 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 9802.14 ms. Allocated memory was 140.5 MB in the beginning and 282.1 MB in the end (delta: 141.6 MB). Free memory was 82.0 MB in the beginning and 242.8 MB in the end (delta: -160.8 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...