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.ufo.UNBOUNDED.pals.c_16.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:43:27,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:43:27,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:43:27,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:43:27,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:43:27,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:43:27,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:43:27,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:43:27,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:43:27,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:43:27,836 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:43:27,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:43:27,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:43:27,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:43:27,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:43:27,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:43:27,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:43:27,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:43:27,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:43:27,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:43:27,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:43:27,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:43:27,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:43:27,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:43:27,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:43:27,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:43:27,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:43:27,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:43:27,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:43:27,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:43:27,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:43:27,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:43:27,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:43:27,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:43:27,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:43:27,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:43:27,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:43:27,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:43:27,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:43:27,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:43:27,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:43:27,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:43:27,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:43:27,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:43:27,932 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:43:27,933 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:43:27,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl [2019-08-05 11:43:27,934 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl' [2019-08-05 11:43:28,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:43:28,007 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:43:28,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:43:28,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:43:28,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:43:28,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:27" (1/1) ... [2019-08-05 11:43:28,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:27" (1/1) ... [2019-08-05 11:43:28,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:27" (1/1) ... [2019-08-05 11:43:28,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:27" (1/1) ... [2019-08-05 11:43:28,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:27" (1/1) ... [2019-08-05 11:43:28,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:27" (1/1) ... [2019-08-05 11:43:28,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:27" (1/1) ... [2019-08-05 11:43:28,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:43:28,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:43:28,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:43:28,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:43:28,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:43:27" (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 11:43:28,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:43:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:43:29,372 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:43:29,372 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:43:29,374 INFO L202 PluginConnector]: Adding new model pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:43:29 BoogieIcfgContainer [2019-08-05 11:43:29,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:43:29,374 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:43:29,374 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:43:29,375 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:43:29,377 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr.4.ufo.UNBOUNDED.pals.c_16.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:43:29" (1/1) ... [2019-08-05 11:43:29,389 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:43:29,392 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:43:29,399 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:43:29,408 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:43:29,410 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:43:31,101 WARN L188 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 260 DAG size of output: 197 [2019-08-05 11:43:32,367 WARN L188 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 249 DAG size of output: 209 [2019-08-05 11:43:32,686 WARN L188 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 302 [2019-08-05 11:43:32,952 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 1 [2019-08-05 11:43:32,953 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:43:32,953 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:43:32,957 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-05 11:43:32,959 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:43:32,962 INFO L168 Benchmark]: Toolchain (without parser) took 4954.21 ms. Allocated memory was 140.0 MB in the beginning and 243.8 MB in the end (delta: 103.8 MB). Free memory was 108.7 MB in the beginning and 152.2 MB in the end (delta: -43.5 MB). Peak memory consumption was 117.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:32,963 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 110.8 MB in the beginning and 110.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:43:32,967 INFO L168 Benchmark]: Boogie Preprocessor took 73.24 ms. Allocated memory is still 140.0 MB. Free memory was 108.7 MB in the beginning and 106.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:32,969 INFO L168 Benchmark]: RCFGBuilder took 1292.85 ms. Allocated memory was 140.0 MB in the beginning and 177.7 MB in the end (delta: 37.7 MB). Free memory was 106.3 MB in the beginning and 149.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 52.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:32,970 INFO L168 Benchmark]: Symbolic Interpretation took 3585.12 ms. Allocated memory was 177.7 MB in the beginning and 243.8 MB in the end (delta: 66.1 MB). Free memory was 149.7 MB in the beginning and 152.2 MB in the end (delta: -2.5 MB). Peak memory consumption was 120.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:32,978 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 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 110.8 MB in the beginning and 110.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.24 ms. Allocated memory is still 140.0 MB. Free memory was 108.7 MB in the beginning and 106.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1292.85 ms. Allocated memory was 140.0 MB in the beginning and 177.7 MB in the end (delta: 37.7 MB). Free memory was 106.3 MB in the beginning and 149.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 52.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3585.12 ms. Allocated memory was 177.7 MB in the beginning and 243.8 MB in the end (delta: 66.1 MB). Free memory was 149.7 MB in the beginning and 152.2 MB in the end (delta: -2.5 MB). Peak memory consumption was 120.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...