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/sum01_bug02.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:58:18,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:58:18,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:58:18,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:58:18,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:58:18,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:58:18,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:58:18,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:58:18,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:58:18,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:58:18,056 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:58:18,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:58:18,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:58:18,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:58:18,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:58:18,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:58:18,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:58:18,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:58:18,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:58:18,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:58:18,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:58:18,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:58:18,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:58:18,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:58:18,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:58:18,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:58:18,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:58:18,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:58:18,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:58:18,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:58:18,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:58:18,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:58:18,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:58:18,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:58:18,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:58:18,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:58:18,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:58:18,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:58:18,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:58:18,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:58:18,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:58:18,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:58:18,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:58:18,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:58:18,160 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:58:18,160 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:58:18,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl [2019-08-04 21:58:18,161 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl' [2019-08-04 21:58:18,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:58:18,205 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:58:18,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:58:18,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:58:18,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:58:18,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:18" (1/1) ... [2019-08-04 21:58:18,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:18" (1/1) ... [2019-08-04 21:58:18,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:18" (1/1) ... [2019-08-04 21:58:18,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:18" (1/1) ... [2019-08-04 21:58:18,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:18" (1/1) ... [2019-08-04 21:58:18,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:18" (1/1) ... [2019-08-04 21:58:18,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:18" (1/1) ... [2019-08-04 21:58:18,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:58:18,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:58:18,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:58:18,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:58:18,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:18" (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 [2019-08-04 21:58:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:58:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:58:18,539 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:58:18,540 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:58:18,541 INFO L202 PluginConnector]: Adding new model sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:58:18 BoogieIcfgContainer [2019-08-04 21:58:18,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:58:18,542 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:58:18,542 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:58:18,543 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:58:18,545 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:58:18" (1/1) ... [2019-08-04 21:58:18,554 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:58:18,557 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:58:18,564 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-04 21:58:18,572 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:58:18,574 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-04 21:58:18,870 WARN L188 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2019-08-04 21:58:20,884 WARN L188 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 29 [2019-08-04 21:58:21,179 WARN L188 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-08-04 21:58:23,637 WARN L188 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-08-04 21:58:23,695 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:58:23,696 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:58:23,699 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (<= ULTIMATE.start_main_~i~5 (+ ULTIMATE.start_main_~n~5 1)) (= (ite (or (= ULTIMATE.start_main_~sn~5 0) (= ULTIMATE.start_main_~sn~5 (* 2 ULTIMATE.start_main_~n~5))) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (< ULTIMATE.start_main_~i~5 (+ ULTIMATE.start_main_~j~5 2)) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (not (<= ULTIMATE.start_main_~i~5 ULTIMATE.start_main_~n~5))) [2019-08-04 21:58:23,708 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:58:23,711 INFO L168 Benchmark]: Toolchain (without parser) took 5505.81 ms. Allocated memory is still 131.1 MB. Free memory was 108.5 MB in the beginning and 64.6 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:23,712 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-04 21:58:23,714 INFO L168 Benchmark]: Boogie Preprocessor took 45.28 ms. Allocated memory is still 131.1 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:23,715 INFO L168 Benchmark]: RCFGBuilder took 288.52 ms. Allocated memory is still 131.1 MB. Free memory was 106.3 MB in the beginning and 96.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:23,716 INFO L168 Benchmark]: Symbolic Interpretation took 5166.53 ms. Allocated memory is still 131.1 MB. Free memory was 96.7 MB in the beginning and 64.6 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:23,719 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 48]: 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 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.28 ms. Allocated memory is still 131.1 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 288.52 ms. Allocated memory is still 131.1 MB. Free memory was 106.3 MB in the beginning and 96.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 5166.53 ms. Allocated memory is still 131.1 MB. Free memory was 96.7 MB in the beginning and 64.6 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...