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/20181015-LoopsPathprograms/nested_true-unreach-call.c_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:53:11,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:53:11,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:53:11,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:53:11,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:53:11,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:53:11,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:53:11,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:53:11,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:53:11,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:53:11,308 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:53:11,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:53:11,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:53:11,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:53:11,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:53:11,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:53:11,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:53:11,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:53:11,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:53:11,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:53:11,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:53:11,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:53:11,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:53:11,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:53:11,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:53:11,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:53:11,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:53:11,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:53:11,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:53:11,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:53:11,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:53:11,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:53:11,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:53:11,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:53:11,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:53:11,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:53:11,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:53:11,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:53:11,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:53:11,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:53:11,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:53:11,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:53:11,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:53:11,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:53:11,401 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:53:11,402 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:53:11,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/nested_true-unreach-call.c_4.bpl [2019-08-06 16:53:11,404 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/nested_true-unreach-call.c_4.bpl' [2019-08-06 16:53:11,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:53:11,460 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:53:11,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:53:11,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:53:11,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:53:11,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:11" (1/1) ... [2019-08-06 16:53:11,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:11" (1/1) ... [2019-08-06 16:53:11,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:11" (1/1) ... [2019-08-06 16:53:11,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:11" (1/1) ... [2019-08-06 16:53:11,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:11" (1/1) ... [2019-08-06 16:53:11,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:11" (1/1) ... [2019-08-06 16:53:11,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:11" (1/1) ... [2019-08-06 16:53:11,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:53:11,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:53:11,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:53:11,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:53:11,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:11" (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 [2019-08-06 16:53:11,585 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:53:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:53:11,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:53:11,788 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:53:11,789 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:53:11,790 INFO L202 PluginConnector]: Adding new model nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:53:11 BoogieIcfgContainer [2019-08-06 16:53:11,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:53:11,790 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:53:11,790 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:53:11,791 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:53:11,793 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "nested_true-unreach-call.c_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:53:11" (1/1) ... [2019-08-06 16:53:11,803 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:53:11,806 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:53:11,814 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:53:11,824 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:53:11,825 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:53:11,912 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:53:11,912 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:53:11,915 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (and (= ULTIMATE.start_main_~c~0 200000) (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~a~0)) 1 0)) (< ULTIMATE.start_main_~c~0 200001) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (or (not (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~a~0)) (and (= ULTIMATE.start_main_~c~0 200000) (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~a~0)) (not (= ULTIMATE.start_main_~c~0 200000))) (not (< ULTIMATE.start_main_~c~0 200000)) (or (not (= ULTIMATE.start_main_~c~0 (+ ~last~0 1))) (not (= ULTIMATE.start_main_~st~0 0))) (or (not (= ULTIMATE.start_main_~c~0 ~last~0)) (not (= ULTIMATE.start_main_~st~0 0))) (not (= (+ ~last~0 1) ULTIMATE.start_main_~c~0))) [2019-08-06 16:53:11,916 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:53:11,922 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:53:11,924 INFO L168 Benchmark]: Toolchain (without parser) took 464.14 ms. Allocated memory is still 135.8 MB. Free memory was 106.0 MB in the beginning and 88.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:11,926 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 135.8 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:53:11,927 INFO L168 Benchmark]: Boogie Preprocessor took 45.38 ms. Allocated memory is still 135.8 MB. Free memory was 105.8 MB in the beginning and 103.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:11,929 INFO L168 Benchmark]: RCFGBuilder took 277.84 ms. Allocated memory is still 135.8 MB. Free memory was 103.6 MB in the beginning and 93.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:11,930 INFO L168 Benchmark]: Symbolic Interpretation took 131.84 ms. Allocated memory is still 135.8 MB. Free memory was 93.7 MB in the beginning and 88.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:11,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 61]: 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 0.25 ms. Allocated memory is still 135.8 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.38 ms. Allocated memory is still 135.8 MB. Free memory was 105.8 MB in the beginning and 103.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 277.84 ms. Allocated memory is still 135.8 MB. Free memory was 103.6 MB in the beginning and 93.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 131.84 ms. Allocated memory is still 135.8 MB. Free memory was 93.7 MB in the beginning and 88.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...