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/ddlm2013.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:42:41,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:42:41,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:42:41,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:42:41,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:42:41,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:42:41,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:42:41,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:42:41,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:42:41,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:42:41,055 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:42:41,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:42:41,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:42:41,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:42:41,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:42:41,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:42:41,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:42:41,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:42:41,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:42:41,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:42:41,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:42:41,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:42:41,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:42:41,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:42:41,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:42:41,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:42:41,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:42:41,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:42:41,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:42:41,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:42:41,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:42:41,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:42:41,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:42:41,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:42:41,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:42:41,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:42:41,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:42:41,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:42:41,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:42:41,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:42:41,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:42:41,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:42:41,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:42:41,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:42:41,140 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:42:41,141 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:42:41,141 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/ddlm2013.i_3.bpl [2019-08-05 11:42:41,142 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/ddlm2013.i_3.bpl' [2019-08-05 11:42:41,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:42:41,177 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:42:41,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:42:41,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:42:41,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:42:41,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:41" (1/1) ... [2019-08-05 11:42:41,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:41" (1/1) ... [2019-08-05 11:42:41,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:41" (1/1) ... [2019-08-05 11:42:41,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:41" (1/1) ... [2019-08-05 11:42:41,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:41" (1/1) ... [2019-08-05 11:42:41,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:41" (1/1) ... [2019-08-05 11:42:41,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:41" (1/1) ... [2019-08-05 11:42:41,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:42:41,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:42:41,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:42:41,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:42:41,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:41" (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 11:42:41,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:42:41,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:42:41,520 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:42:41,520 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:42:41,521 INFO L202 PluginConnector]: Adding new model ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:42:41 BoogieIcfgContainer [2019-08-05 11:42:41,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:42:41,522 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:42:41,522 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:42:41,522 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:42:41,523 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ddlm2013.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:42:41" (1/1) ... [2019-08-05 11:42:41,532 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:42:41,535 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:42:41,541 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:42:41,549 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:42:41,550 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:42:41,866 WARN L188 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 25 [2019-08-05 11:42:42,078 WARN L188 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-08-05 11:42:42,258 WARN L188 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2019-08-05 11:42:42,555 WARN L188 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2019-08-05 11:42:42,750 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2019-08-05 11:42:42,906 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 75 [2019-08-05 11:42:43,225 WARN L188 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 99 [2019-08-05 11:42:43,366 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-08-05 11:42:43,656 WARN L188 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 122 [2019-08-05 11:42:43,817 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 140 [2019-08-05 11:42:44,008 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 146 [2019-08-05 11:42:44,297 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 169 [2019-08-05 11:42:44,452 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 187 [2019-08-05 11:42:44,761 WARN L188 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 193 [2019-08-05 11:42:45,142 WARN L188 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 216 [2019-08-05 11:42:45,308 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 234 [2019-08-05 11:42:45,780 WARN L188 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 240 [2019-08-05 11:42:45,910 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 257 [2019-08-05 11:42:46,227 WARN L188 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 263 [2019-08-05 11:42:46,391 WARN L188 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 281 [2019-08-05 11:42:46,971 WARN L188 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 287 [2019-08-05 11:42:47,088 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 304 [2019-08-05 11:42:47,666 WARN L188 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 371 DAG size of output: 310 [2019-08-05 11:42:47,798 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 328 [2019-08-05 11:43:00,353 WARN L188 SmtUtils]: Spent 12.54 s on a formula simplification. DAG size of input: 400 DAG size of output: 334 [2019-08-05 11:43:00,487 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 351 [2019-08-05 11:43:49,276 WARN L188 SmtUtils]: Spent 48.76 s on a formula simplification that was a NOOP. DAG size: 431 [2019-08-05 11:43:49,393 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2019-08-05 11:43:49,541 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-08-05 11:43:49,542 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:43:49,542 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:43:49,545 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 105#(and (not (= ULTIMATE.start_main_~flag~5 0)) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (= (mod ULTIMATE.start_main_~a~5 4294967296) (mod ULTIMATE.start_main_~b~5 4294967296)) 1 0)) (= (mod (ite (and (< (mod ULTIMATE.start_main_~i~5 4294967296) 0) (not (= 0 (mod ULTIMATE.start_main_~i~5 2)))) (+ (mod ULTIMATE.start_main_~i~5 2) (- 2)) (mod ULTIMATE.start_main_~i~5 2)) 4294967296) 0)) [2019-08-05 11:43:49,552 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:43:49,555 INFO L168 Benchmark]: Toolchain (without parser) took 68377.38 ms. Allocated memory was 140.5 MB in the beginning and 240.6 MB in the end (delta: 100.1 MB). Free memory was 108.9 MB in the beginning and 80.6 MB in the end (delta: 28.2 MB). Peak memory consumption was 131.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:49,556 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:43:49,557 INFO L168 Benchmark]: Boogie Preprocessor took 39.77 ms. Allocated memory is still 140.5 MB. Free memory was 108.6 MB in the beginning and 106.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:49,558 INFO L168 Benchmark]: RCFGBuilder took 303.54 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 96.5 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:49,559 INFO L168 Benchmark]: Symbolic Interpretation took 68031.17 ms. Allocated memory was 140.5 MB in the beginning and 240.6 MB in the end (delta: 100.1 MB). Free memory was 96.5 MB in the beginning and 80.6 MB in the end (delta: 15.9 MB). Peak memory consumption was 119.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:43:49,563 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 59]: 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 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.77 ms. Allocated memory is still 140.5 MB. Free memory was 108.6 MB in the beginning and 106.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 303.54 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 96.5 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 68031.17 ms. Allocated memory was 140.5 MB in the beginning and 240.6 MB in the end (delta: 100.1 MB). Free memory was 96.5 MB in the beginning and 80.6 MB in the end (delta: 15.9 MB). Peak memory consumption was 119.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...