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/110517_Martin02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:49:29,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:49:29,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:49:29,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:49:29,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:49:29,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:49:29,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:49:29,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:49:29,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:49:29,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:49:29,030 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:49:29,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:49:29,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:49:29,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:49:29,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:49:29,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:49:29,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:49:29,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:49:29,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:49:29,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:49:29,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:49:29,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:49:29,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:49:29,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:49:29,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:49:29,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:49:29,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:49:29,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:49:29,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:49:29,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:49:29,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:49:29,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:49:29,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:49:29,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:49:29,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:49:29,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:49:29,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:49:29,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:49:29,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:49:29,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:49:29,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:49:29,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:49:29,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:49:29,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:49:29,140 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:49:29,141 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:49:29,142 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/110517_Martin02.bpl [2019-08-05 11:49:29,143 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/110517_Martin02.bpl' [2019-08-05 11:49:29,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:49:29,179 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:49:29,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:49:29,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:49:29,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:49:29,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:29" (1/1) ... [2019-08-05 11:49:29,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:29" (1/1) ... [2019-08-05 11:49:29,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:29" (1/1) ... [2019-08-05 11:49:29,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:29" (1/1) ... [2019-08-05 11:49:29,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:29" (1/1) ... [2019-08-05 11:49:29,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:29" (1/1) ... [2019-08-05 11:49:29,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:29" (1/1) ... [2019-08-05 11:49:29,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:49:29,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:49:29,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:49:29,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:49:29,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:29" (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 11:49:29,306 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 11:49:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 11:49:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 11:49:29,479 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:49:29,479 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:49:29,480 INFO L202 PluginConnector]: Adding new model 110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:49:29 BoogieIcfgContainer [2019-08-05 11:49:29,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:49:29,481 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:49:29,481 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:49:29,481 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:49:29,483 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "110517_Martin02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:49:29" (1/1) ... [2019-08-05 11:49:29,493 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:49:29,497 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:49:29,511 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 11:49:29,519 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:49:29,521 INFO L184 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 11:49:29,832 WARN L188 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-08-05 11:49:29,937 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2019-08-05 11:49:30,114 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:49:30,115 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:49:30,118 INFO L178 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= foo_n 1000000) (< foo_x (+ foo_n 1)) (not (< foo_x foo_n))) [2019-08-05 11:49:30,126 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:49:30,129 INFO L168 Benchmark]: Toolchain (without parser) took 949.04 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 82.4 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,130 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,132 INFO L168 Benchmark]: Boogie Preprocessor took 50.08 ms. Allocated memory is still 141.0 MB. Free memory was 110.5 MB in the beginning and 108.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,133 INFO L168 Benchmark]: RCFGBuilder took 250.07 ms. Allocated memory is still 141.0 MB. Free memory was 108.4 MB in the beginning and 99.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,134 INFO L168 Benchmark]: Symbolic Interpretation took 645.78 ms. Allocated memory is still 141.0 MB. Free memory was 99.5 MB in the beginning and 82.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10]: 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 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.08 ms. Allocated memory is still 141.0 MB. Free memory was 110.5 MB in the beginning and 108.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 250.07 ms. Allocated memory is still 141.0 MB. Free memory was 108.4 MB in the beginning and 99.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 645.78 ms. Allocated memory is still 141.0 MB. Free memory was 99.5 MB in the beginning and 82.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...