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/20170304-DifficultPathPrograms/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:43:51,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:43:51,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:43:51,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:43:51,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:43:51,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:43:51,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:43:51,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:43:51,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:43:51,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:43:51,903 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:43:51,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:43:51,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:43:51,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:43:51,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:43:51,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:43:51,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:43:51,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:43:51,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:43:51,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:43:51,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:43:51,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:43:51,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:43:51,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:43:51,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:43:51,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:43:51,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:43:51,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:43:51,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:43:51,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:43:51,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:43:51,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:43:51,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:43:51,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:43:51,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:43:51,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:43:51,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:43:51,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:43:51,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:43:51,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:43:51,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:43:51,986 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:43:51,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:43:51,999 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:43:52,000 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:43:52,001 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:43:52,002 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl [2019-08-05 11:43:52,002 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl' [2019-08-05 11:43:52,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:43:52,055 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:43:52,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:43:52,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:43:52,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:43:52,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:52" (1/1) ... [2019-08-05 11:43:52,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:52" (1/1) ... [2019-08-05 11:43:52,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:52" (1/1) ... [2019-08-05 11:43:52,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:52" (1/1) ... [2019-08-05 11:43:52,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:52" (1/1) ... [2019-08-05 11:43:52,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:52" (1/1) ... [2019-08-05 11:43:52,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:52" (1/1) ... [2019-08-05 11:43:52,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:43:52,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:43:52,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:43:52,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:43:52,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:52" (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 11:43:52,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:43:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:43:53,186 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:43:53,186 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:43:53,188 INFO L202 PluginConnector]: Adding new model pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:43:53 BoogieIcfgContainer [2019-08-05 11:43:53,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:43:53,188 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:43:53,189 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:43:53,189 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:43:53,191 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:43:53" (1/1) ... [2019-08-05 11:43:53,201 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:43:53,204 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:43:53,211 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:43:53,221 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:43:53,223 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:43:54,817 WARN L188 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 257 DAG size of output: 194 [2019-08-05 11:43:56,127 WARN L188 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 246 DAG size of output: 206 [2019-08-05 11:43:56,498 WARN L188 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 297 [2019-08-05 11:43:56,689 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:43:56,690 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:43:56,693 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-05 11:43:56,695 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:43:56,698 INFO L168 Benchmark]: Toolchain (without parser) took 4642.38 ms. Allocated memory was 134.7 MB in the beginning and 229.1 MB in the end (delta: 94.4 MB). Free memory was 111.5 MB in the beginning and 138.2 MB in the end (delta: -26.7 MB). Peak memory consumption was 119.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:56,699 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory is still 113.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:43:56,700 INFO L168 Benchmark]: Boogie Preprocessor took 76.16 ms. Allocated memory is still 134.7 MB. Free memory was 111.5 MB in the beginning and 108.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:56,701 INFO L168 Benchmark]: RCFGBuilder took 1056.03 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 66.1 MB in the end (delta: 42.7 MB). Peak memory consumption was 42.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:56,703 INFO L168 Benchmark]: Symbolic Interpretation took 3507.24 ms. Allocated memory was 134.7 MB in the beginning and 229.1 MB in the end (delta: 94.4 MB). Free memory was 66.1 MB in the beginning and 138.2 MB in the end (delta: -72.1 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:56,707 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 134.7 MB. Free memory is still 113.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.16 ms. Allocated memory is still 134.7 MB. Free memory was 111.5 MB in the beginning and 108.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1056.03 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 66.1 MB in the end (delta: 42.7 MB). Peak memory consumption was 42.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3507.24 ms. Allocated memory was 134.7 MB in the beginning and 229.1 MB in the end (delta: 94.4 MB). Free memory was 66.1 MB in the beginning and 138.2 MB in the end (delta: -72.1 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...