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 [2019-08-05 11:44:11,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:44:11,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:44:11,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:44:11,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:44:11,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:44:11,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:44:11,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:44:11,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:44:11,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:44:11,227 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:44:11,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:44:11,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:44:11,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:44:11,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:44:11,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:44:11,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:44:11,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:44:11,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:44:11,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:44:11,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:44:11,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:44:11,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:44:11,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:44:11,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:44:11,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:44:11,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:44:11,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:44:11,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:44:11,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:44:11,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:44:11,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:44:11,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:44:11,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:44:11,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:44:11,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:44:11,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:44:11,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:44:11,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:44:11,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:44:11,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:44:11,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:44:11,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:44:11,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:44:11,320 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:44:11,321 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:44:11,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01.i_3.bpl [2019-08-05 11:44:11,322 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01.i_3.bpl' [2019-08-05 11:44:11,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:44:11,361 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:44:11,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:44:11,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:44:11,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:44:11,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:11" (1/1) ... [2019-08-05 11:44:11,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:11" (1/1) ... [2019-08-05 11:44:11,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:11" (1/1) ... [2019-08-05 11:44:11,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:11" (1/1) ... [2019-08-05 11:44:11,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:11" (1/1) ... [2019-08-05 11:44:11,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:11" (1/1) ... [2019-08-05 11:44:11,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:11" (1/1) ... [2019-08-05 11:44:11,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:44:11,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:44:11,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:44:11,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:44:11,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:11" (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 11:44:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:44:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:44:11,694 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:44:11,694 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:44:11,695 INFO L202 PluginConnector]: Adding new model sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:11 BoogieIcfgContainer [2019-08-05 11:44:11,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:44:11,696 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:44:11,696 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:44:11,697 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:44:11,699 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 05.08 11:44:11" (1/1) ... [2019-08-05 11:44:11,710 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:44:11,713 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:44:11,720 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:44:11,728 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:44:11,730 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:44:13,943 WARN L188 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 24 [2019-08-05 11:44:14,132 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2019-08-05 11:44:18,788 WARN L188 SmtUtils]: Spent 4.65 s on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-08-05 11:44:18,850 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:44:18,851 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:44:18,854 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)) [2019-08-05 11:44:18,862 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:44:18,865 INFO L168 Benchmark]: Toolchain (without parser) took 7503.67 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 72.2 MB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:18,866 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:44:18,867 INFO L168 Benchmark]: Boogie Preprocessor took 43.26 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:18,868 INFO L168 Benchmark]: RCFGBuilder took 290.90 ms. Allocated memory is still 140.5 MB. Free memory was 107.9 MB in the beginning and 98.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:18,869 INFO L168 Benchmark]: Symbolic Interpretation took 7166.21 ms. Allocated memory is still 140.5 MB. Free memory was 98.2 MB in the beginning and 72.2 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:18,873 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 0.24 ms. Allocated memory is still 140.5 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.26 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 290.90 ms. Allocated memory is still 140.5 MB. Free memory was 107.9 MB in the beginning and 98.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7166.21 ms. Allocated memory is still 140.5 MB. Free memory was 98.2 MB in the beginning and 72.2 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...