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.3.1.ufo.BOUNDED-6.pals.c_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:10:03,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:10:03,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:10:03,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:10:03,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:10:03,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:10:03,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:10:03,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:10:03,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:10:03,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:10:03,512 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:10:03,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:10:03,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:10:03,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:10:03,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:10:03,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:10:03,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:10:03,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:10:03,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:10:03,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:10:03,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:10:03,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:10:03,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:10:03,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:10:03,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:10:03,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:10:03,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:10:03,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:10:03,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:10:03,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:10:03,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:10:03,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:10:03,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:10:03,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:10:03,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:10:03,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:10:03,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:10:03,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:10:03,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:10:03,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:10:03,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:10:03,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:10:03,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:10:03,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:10:03,588 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:10:03,589 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:10:03,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl [2019-08-09 14:10:03,590 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl' [2019-08-09 14:10:03,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:10:03,644 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:10:03,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:10:03,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:10:03,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:10:03,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:03" (1/1) ... [2019-08-09 14:10:03,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:03" (1/1) ... [2019-08-09 14:10:03,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:03" (1/1) ... [2019-08-09 14:10:03,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:03" (1/1) ... [2019-08-09 14:10:03,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:03" (1/1) ... [2019-08-09 14:10:03,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:03" (1/1) ... [2019-08-09 14:10:03,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:03" (1/1) ... [2019-08-09 14:10:03,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:10:03,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:10:03,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:10:03,707 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:10:03,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:03" (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 [2019-08-09 14:10:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:10:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:10:04,495 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:10:04,496 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:10:04,497 INFO L202 PluginConnector]: Adding new model pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:10:04 BoogieIcfgContainer [2019-08-09 14:10:04,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:10:04,498 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:10:04,498 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:10:04,498 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:10:04,499 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:10:04" (1/1) ... [2019-08-09 14:10:04,742 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-09 14:10:05,498 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:10:05,506 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:10:05,513 INFO L168 Benchmark]: Toolchain (without parser) took 1863.62 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 108.7 MB in the beginning and 161.3 MB in the end (delta: -52.6 MB). Peak memory consumption was 93.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:05,516 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 133.7 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:10:05,517 INFO L168 Benchmark]: Boogie Preprocessor took 61.06 ms. Allocated memory is still 133.7 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. [2019-08-09 14:10:05,518 INFO L168 Benchmark]: RCFGBuilder took 791.18 ms. Allocated memory is still 133.7 MB. Free memory was 106.3 MB in the beginning and 69.5 MB in the end (delta: 36.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:05,521 INFO L168 Benchmark]: Symbolic Interpretation took 1008.36 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 69.5 MB in the beginning and 161.3 MB in the end (delta: -91.8 MB). Peak memory consumption was 54.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:05,528 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 304]: 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. Predicate is 85#(= 0 (mod ULTIMATE.start_assert_~arg 256)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 133.7 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.06 ms. Allocated memory is still 133.7 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 791.18 ms. Allocated memory is still 133.7 MB. Free memory was 106.3 MB in the beginning and 69.5 MB in the end (delta: 36.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1008.36 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 69.5 MB in the beginning and 161.3 MB in the end (delta: -91.8 MB). Peak memory consumption was 54.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...