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/linear_sea.ch.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:41:40,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:41:40,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:41:40,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:41:40,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:41:40,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:41:40,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:41:40,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:41:40,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:41:40,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:41:40,856 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:41:40,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:41:40,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:41:40,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:41:40,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:41:40,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:41:40,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:41:40,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:41:40,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:41:40,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:41:40,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:41:40,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:41:40,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:41:40,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:41:40,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:41:40,890 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:41:40,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:41:40,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:41:40,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:41:40,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:41:40,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:41:40,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:41:40,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:41:40,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:41:40,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:41:40,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:41:40,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:41:40,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:41:40,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:41:40,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:41:40,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:41:40,938 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:41:40,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:41:40,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:41:40,957 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:41:40,958 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:41:40,959 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl [2019-08-05 11:41:40,959 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl' [2019-08-05 11:41:41,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:41:41,011 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:41:41,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:41:41,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:41:41,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:41:41,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:40" (1/1) ... [2019-08-05 11:41:41,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:40" (1/1) ... [2019-08-05 11:41:41,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:40" (1/1) ... [2019-08-05 11:41:41,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:40" (1/1) ... [2019-08-05 11:41:41,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:40" (1/1) ... [2019-08-05 11:41:41,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:40" (1/1) ... [2019-08-05 11:41:41,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:40" (1/1) ... [2019-08-05 11:41:41,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:41:41,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:41:41,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:41:41,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:41:41,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:40" (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 11:41:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:41:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:41:41,405 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:41:41,405 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:41:41,406 INFO L202 PluginConnector]: Adding new model linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:41:41 BoogieIcfgContainer [2019-08-05 11:41:41,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:41:41,407 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:41:41,407 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:41:41,407 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:41:41,409 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:41:41" (1/1) ... [2019-08-05 11:41:41,420 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:41:41,423 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:41:41,437 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:41:41,454 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:41:41,456 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:41:42,890 WARN L188 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2019-08-05 11:41:45,321 WARN L188 SmtUtils]: Spent 2.42 s on a formula simplification that was a NOOP. DAG size: 123 [2019-08-05 11:41:51,206 WARN L188 SmtUtils]: Spent 5.87 s on a formula simplification. DAG size of input: 144 DAG size of output: 142 [2019-08-05 11:41:55,707 WARN L188 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 153 DAG size of output: 145 [2019-08-05 11:42:13,092 WARN L188 SmtUtils]: Spent 17.38 s on a formula simplification. DAG size of input: 165 DAG size of output: 163 [2019-08-05 11:42:19,424 WARN L188 SmtUtils]: Spent 6.32 s on a formula simplification. DAG size of input: 175 DAG size of output: 171 [2019-08-05 11:42:19,575 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 63 [2019-08-05 11:42:19,575 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:42:19,576 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:42:19,579 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 33#(and (= |ULTIMATE.start_main_#t~ret5| |ULTIMATE.start_linear_search_#res|) (exists ((|v_ULTIMATE.start_linear_search_#t~short1_12| Bool)) (and (not |v_ULTIMATE.start_linear_search_#t~short1_12|) (or (and (not |v_ULTIMATE.start_linear_search_#t~short1_12|) (= ULTIMATE.start_linear_search_~q |ULTIMATE.start_read~int_#value|)) (and (not (= ULTIMATE.start_linear_search_~q |ULTIMATE.start_read~int_#value|)) |v_ULTIMATE.start_linear_search_#t~short1_12|)))) (not (< (mod ULTIMATE.start_linear_search_~j~5 4294967296) (mod ~SIZE 4294967296))) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| |ULTIMATE.start_main_#t~ret5|) (= ULTIMATE.start_linear_search_~a.base |ULTIMATE.start_read~int_#ptr.base|) (= 0 |ULTIMATE.start_linear_search_#res|) (= |ULTIMATE.start_read~int_#ptr.offset| (+ (* 4 (mod ULTIMATE.start_linear_search_~j~5 4294967296)) ULTIMATE.start_linear_search_~a.offset)) (< (mod ULTIMATE.start_linear_search_~j~5 4294967296) (mod ULTIMATE.start_linear_search_~n 4294967296)) (< (mod (+ ULTIMATE.start_linear_search_~j~5 4294967295) 4294967296) (mod ULTIMATE.start_linear_search_~n 4294967296)) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= |ULTIMATE.start_read~int_#value| (select (select |#memory_int| |ULTIMATE.start_read~int_#ptr.base|) |ULTIMATE.start_read~int_#ptr.offset|)) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (exists ((|v_ULTIMATE.start_linear_search_#t~short1_11| Bool)) (and |v_ULTIMATE.start_linear_search_#t~short1_11| (or (and (not (= ULTIMATE.start_linear_search_~q (select (select |#memory_int| ULTIMATE.start_linear_search_~a.base) (+ ULTIMATE.start_linear_search_~a.offset (* 4 (mod (+ ULTIMATE.start_linear_search_~j~5 4294967295) 4294967296)))))) |v_ULTIMATE.start_linear_search_#t~short1_11|) (and (not |v_ULTIMATE.start_linear_search_#t~short1_11|) (= ULTIMATE.start_linear_search_~q (select (select |#memory_int| ULTIMATE.start_linear_search_~a.base) (+ ULTIMATE.start_linear_search_~a.offset (* 4 (mod (+ ULTIMATE.start_linear_search_~j~5 4294967295) 4294967296)))))))))) [2019-08-05 11:42:19,587 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:42:19,589 INFO L168 Benchmark]: Toolchain (without parser) took 38579.54 ms. Allocated memory was 140.0 MB in the beginning and 285.2 MB in the end (delta: 145.2 MB). Free memory was 107.9 MB in the beginning and 238.3 MB in the end (delta: -130.4 MB). Peak memory consumption was 146.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:19,590 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:42:19,592 INFO L168 Benchmark]: Boogie Preprocessor took 62.39 ms. Allocated memory is still 140.0 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:19,593 INFO L168 Benchmark]: RCFGBuilder took 332.65 ms. Allocated memory is still 140.0 MB. Free memory was 105.8 MB in the beginning and 93.0 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:19,594 INFO L168 Benchmark]: Symbolic Interpretation took 38180.45 ms. Allocated memory was 140.0 MB in the beginning and 285.2 MB in the end (delta: 145.2 MB). Free memory was 93.0 MB in the beginning and 238.3 MB in the end (delta: -145.3 MB). Peak memory consumption was 131.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:19,597 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 101]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * 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 140.0 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.39 ms. Allocated memory is still 140.0 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 332.65 ms. Allocated memory is still 140.0 MB. Free memory was 105.8 MB in the beginning and 93.0 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 38180.45 ms. Allocated memory was 140.0 MB in the beginning and 285.2 MB in the end (delta: 145.2 MB). Free memory was 93.0 MB in the beginning and 238.3 MB in the end (delta: -145.3 MB). Peak memory consumption was 131.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...