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/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:48:46,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:48:46,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:48:46,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:48:46,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:48:46,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:48:46,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:48:46,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:48:46,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:48:46,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:48:46,516 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:48:46,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:48:46,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:48:46,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:48:46,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:48:46,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:48:46,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:48:46,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:48:46,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:48:46,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:48:46,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:48:46,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:48:46,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:48:46,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:48:46,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:48:46,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:48:46,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:48:46,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:48:46,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:48:46,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:48:46,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:48:46,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:48:46,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:48:46,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:48:46,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:48:46,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:48:46,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:48:46,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:48:46,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:48:46,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:48:46,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:48:46,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:48:46,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:48:46,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:48:46,586 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:48:46,586 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:48:46,587 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl [2019-08-05 11:48:46,587 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl' [2019-08-05 11:48:46,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:48:46,622 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:48:46,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:48:46,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:48:46,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:48:46,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:46" (1/1) ... [2019-08-05 11:48:46,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:46" (1/1) ... [2019-08-05 11:48:46,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:46" (1/1) ... [2019-08-05 11:48:46,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:46" (1/1) ... [2019-08-05 11:48:46,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:46" (1/1) ... [2019-08-05 11:48:46,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:46" (1/1) ... [2019-08-05 11:48:46,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:46" (1/1) ... [2019-08-05 11:48:46,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:48:46,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:48:46,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:48:46,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:48:46,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:46" (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 11:48:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:48:46,724 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2019-08-05 11:48:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:48:46,991 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:48:46,992 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:48:46,993 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:48:46 BoogieIcfgContainer [2019-08-05 11:48:46,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:48:46,994 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:48:46,994 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:48:46,995 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:48:47,007 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:48:46" (1/1) ... [2019-08-05 11:48:47,030 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:48:47,033 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:48:47,051 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 11:48:47,070 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:48:47,073 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 11:48:47,421 WARN L188 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2019-08-05 11:48:47,890 WARN L188 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2019-08-05 11:48:48,298 WARN L188 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2019-08-05 11:48:48,440 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2019-08-05 11:48:48,681 WARN L188 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2019-08-05 11:48:49,080 WARN L188 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 59 [2019-08-05 11:48:49,297 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 68 [2019-08-05 11:48:49,615 WARN L188 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 77 [2019-08-05 11:48:49,898 WARN L188 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 86 [2019-08-05 11:48:50,270 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 95 [2019-08-05 11:48:50,416 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 101 [2019-08-05 11:48:51,062 WARN L188 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 104 [2019-08-05 11:48:51,229 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2019-08-05 11:48:51,863 WARN L188 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 113 [2019-08-05 11:48:51,983 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 119 [2019-08-05 11:48:53,090 WARN L188 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 122 [2019-08-05 11:48:54,491 WARN L188 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 183 DAG size of output: 131 [2019-08-05 11:48:54,647 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-08-05 11:48:56,659 WARN L188 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 197 DAG size of output: 140 [2019-08-05 11:48:56,816 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 146 [2019-08-05 11:48:58,386 WARN L188 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 211 DAG size of output: 149 [2019-08-05 11:48:58,528 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 155 [2019-08-05 11:49:36,635 WARN L188 SmtUtils]: Spent 38.09 s on a formula simplification that was a NOOP. DAG size: 225 [2019-08-05 11:49:36,704 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:49:36,704 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:49:36,708 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 121#(and (< main_q.offset (+ main_p.offset 400)) (<= main_q.offset (select |#length| main_q.base)) (not (<= (+ main_q.offset 4) (select |#length| main_q.base))) |main_#t~short2|) [2019-08-05 11:49:36,716 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:49:36,718 INFO L168 Benchmark]: Toolchain (without parser) took 50095.80 ms. Allocated memory was 133.2 MB in the beginning and 235.9 MB in the end (delta: 102.8 MB). Free memory was 110.3 MB in the beginning and 158.7 MB in the end (delta: -48.5 MB). Peak memory consumption was 118.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:36,719 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 133.2 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:49:36,720 INFO L168 Benchmark]: Boogie Preprocessor took 43.80 ms. Allocated memory is still 133.2 MB. Free memory was 110.3 MB in the beginning and 108.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:36,721 INFO L168 Benchmark]: RCFGBuilder took 326.26 ms. Allocated memory is still 133.2 MB. Free memory was 108.2 MB in the beginning and 97.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:36,722 INFO L168 Benchmark]: Symbolic Interpretation took 49722.53 ms. Allocated memory was 133.2 MB in the beginning and 235.9 MB in the end (delta: 102.8 MB). Free memory was 97.6 MB in the beginning and 158.7 MB in the end (delta: -61.2 MB). Peak memory consumption was 106.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:36,726 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 17]: 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 0.18 ms. Allocated memory is still 133.2 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.80 ms. Allocated memory is still 133.2 MB. Free memory was 110.3 MB in the beginning and 108.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 326.26 ms. Allocated memory is still 133.2 MB. Free memory was 108.2 MB in the beginning and 97.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 49722.53 ms. Allocated memory was 133.2 MB in the beginning and 235.9 MB in the end (delta: 102.8 MB). Free memory was 97.6 MB in the beginning and 158.7 MB in the end (delta: -61.2 MB). Peak memory consumption was 106.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...