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/veris.c_NetBSD-libc__loop.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:51:47,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:51:47,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:51:47,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:51:47,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:51:47,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:51:47,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:51:47,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:51:47,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:51:47,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:51:47,510 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:51:47,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:51:47,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:51:47,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:51:47,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:51:47,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:51:47,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:51:47,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:51:47,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:51:47,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:51:47,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:51:47,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:51:47,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:51:47,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:51:47,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:51:47,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:51:47,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:51:47,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:51:47,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:51:47,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:51:47,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:51:47,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:51:47,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:51:47,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:51:47,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:51:47,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:51:47,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:51:47,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:51:47,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:51:47,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:51:47,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:51:47,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:51:47,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:51:47,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:51:47,618 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:51:47,619 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:51:47,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl [2019-08-06 16:51:47,621 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl' [2019-08-06 16:51:47,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:51:47,674 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:51:47,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:51:47,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:51:47,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:51:47,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:47" (1/1) ... [2019-08-06 16:51:47,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:47" (1/1) ... [2019-08-06 16:51:47,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:47" (1/1) ... [2019-08-06 16:51:47,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:47" (1/1) ... [2019-08-06 16:51:47,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:47" (1/1) ... [2019-08-06 16:51:47,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:47" (1/1) ... [2019-08-06 16:51:47,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:47" (1/1) ... [2019-08-06 16:51:47,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:51:47,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:51:47,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:51:47,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:51:47,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:47" (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 16:51:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:51:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:51:48,067 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:51:48,067 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:51:48,068 INFO L202 PluginConnector]: Adding new model veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:51:48 BoogieIcfgContainer [2019-08-06 16:51:48,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:51:48,069 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:51:48,069 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:51:48,069 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:51:48,070 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:51:48" (1/1) ... [2019-08-06 16:51:48,082 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:51:48,085 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:51:48,092 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:51:48,100 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:51:48,102 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:51:48,229 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:51:48,229 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:51:48,234 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 27#(and (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (and (= ULTIMATE.start_glob2_~p~4.base ~tmp.base) (<= ULTIMATE.start_glob2_~p~4.offset ~tmp.offset)) 1 0)) (<= ULTIMATE.start_glob2_~p~4.offset ULTIMATE.start_glob2_~pathlim.offset) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (not (= (ite (and (= |ULTIMATE.start_write~int_#ptr.base| ~tmp.base) (<= |ULTIMATE.start_write~int_#ptr.offset| ~tmp.offset)) 1 0) 0)) (= |ULTIMATE.start_write~int_#value| 1) (= (store |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| |ULTIMATE.start_write~int_#value|)) |#memory_int|) (= (+ |ULTIMATE.start_write~int_#ptr.offset| 4) ULTIMATE.start_glob2_~p~4.offset) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= ULTIMATE.start_glob2_~p~4.base ULTIMATE.start_glob2_~pathlim.base) (= ULTIMATE.start_glob2_~pathlim.base |ULTIMATE.start_write~int_#ptr.base|) (<= |ULTIMATE.start_write~int_#ptr.offset| ULTIMATE.start_glob2_~pathlim.offset) (= ULTIMATE.start_glob2_~p~4.base |ULTIMATE.start_write~int_#ptr.base|)) [2019-08-06 16:51:48,236 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:51:48,249 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:51:48,252 INFO L168 Benchmark]: Toolchain (without parser) took 577.49 ms. Allocated memory is still 138.4 MB. Free memory was 106.4 MB in the beginning and 85.3 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:51:48,261 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.32 ms. Allocated memory is still 138.4 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:51:48,268 INFO L168 Benchmark]: Boogie Preprocessor took 48.43 ms. Allocated memory is still 138.4 MB. Free memory was 106.4 MB in the beginning and 104.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:51:48,271 INFO L168 Benchmark]: RCFGBuilder took 345.15 ms. Allocated memory is still 138.4 MB. Free memory was 104.2 MB in the beginning and 92.5 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:51:48,275 INFO L168 Benchmark]: Symbolic Interpretation took 180.40 ms. Allocated memory is still 138.4 MB. Free memory was 92.1 MB in the beginning and 85.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:51:48,285 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 82]: 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 0.32 ms. Allocated memory is still 138.4 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.43 ms. Allocated memory is still 138.4 MB. Free memory was 106.4 MB in the beginning and 104.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 345.15 ms. Allocated memory is still 138.4 MB. Free memory was 104.2 MB in the beginning and 92.5 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 180.40 ms. Allocated memory is still 138.4 MB. Free memory was 92.1 MB in the beginning and 85.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...