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.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:58:17,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:58:17,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:58:17,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:58:17,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:58:17,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:58:17,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:58:17,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:58:17,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:58:17,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:58:17,373 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:58:17,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:58:17,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:58:17,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:58:17,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:58:17,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:58:17,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:58:17,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:58:17,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:58:17,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:58:17,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:58:17,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:58:17,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:58:17,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:58:17,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:58:17,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:58:17,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:58:17,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:58:17,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:58:17,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:58:17,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:58:17,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:58:17,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:58:17,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:58:17,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:58:17,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:58:17,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:58:17,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:58:17,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:58:17,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:58:17,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:58:17,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:58:17,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:58:17,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:58:17,448 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:58:17,449 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:58:17,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01.i_3.bpl [2019-08-04 21:58:17,450 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01.i_3.bpl' [2019-08-04 21:58:17,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:58:17,489 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:58:17,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:58:17,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:58:17,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:58:17,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:17" (1/1) ... [2019-08-04 21:58:17,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:17" (1/1) ... [2019-08-04 21:58:17,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:17" (1/1) ... [2019-08-04 21:58:17,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:17" (1/1) ... [2019-08-04 21:58:17,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:17" (1/1) ... [2019-08-04 21:58:17,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:17" (1/1) ... [2019-08-04 21:58:17,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:17" (1/1) ... [2019-08-04 21:58:17,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:58:17,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:58:17,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:58:17,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:58:17,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:17" (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 21:58:17,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:58:17,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:58:17,814 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:58:17,814 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:58:17,815 INFO L202 PluginConnector]: Adding new model sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:58:17 BoogieIcfgContainer [2019-08-04 21:58:17,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:58:17,816 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:58:17,816 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:58:17,816 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:58:17,818 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:58:17" (1/1) ... [2019-08-04 21:58:17,829 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:58:17,832 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:58:17,838 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-04 21:58:17,847 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:58:17,849 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-04 21:58:20,144 WARN L188 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 24 [2019-08-04 21:58:20,367 WARN L188 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2019-08-04 21:58:25,083 WARN L188 SmtUtils]: Spent 4.71 s on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-08-04 21:58:25,152 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:58:25,153 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:58:25,156 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) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (not (<= ULTIMATE.start_main_~i~5 ULTIMATE.start_main_~n~5)) (< ULTIMATE.start_main_~i~5 11)) [2019-08-04 21:58:25,164 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:58:25,166 INFO L168 Benchmark]: Toolchain (without parser) took 7676.84 ms. Allocated memory is still 131.1 MB. Free memory was 108.5 MB in the beginning and 70.6 MB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:25,167 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 131.1 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 21:58:25,168 INFO L168 Benchmark]: Boogie Preprocessor took 44.74 ms. Allocated memory is still 131.1 MB. Free memory was 108.5 MB in the beginning and 106.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:25,170 INFO L168 Benchmark]: RCFGBuilder took 280.47 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: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:25,171 INFO L168 Benchmark]: Symbolic Interpretation took 7348.20 ms. Allocated memory is still 131.1 MB. Free memory was 96.7 MB in the beginning and 70.6 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:25,174 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 42]: 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 0.23 ms. Allocated memory is still 131.1 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.74 ms. Allocated memory is still 131.1 MB. Free memory was 108.5 MB in the beginning and 106.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 280.47 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: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7348.20 ms. Allocated memory is still 131.1 MB. Free memory was 96.7 MB in the beginning and 70.6 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...