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/afnp2014.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:55:42,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:55:42,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:55:42,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:55:42,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:55:42,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:55:42,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:55:42,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:55:42,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:55:42,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:55:42,041 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:55:42,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:55:42,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:55:42,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:55:42,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:55:42,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:55:42,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:55:42,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:55:42,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:55:42,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:55:42,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:55:42,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:55:42,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:55:42,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:55:42,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:55:42,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:55:42,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:55:42,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:55:42,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:55:42,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:55:42,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:55:42,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:55:42,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:55:42,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:55:42,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:55:42,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:55:42,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:55:42,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:55:42,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:55:42,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:55:42,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:55:42,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:55:42,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:55:42,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:55:42,124 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:55:42,125 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:55:42,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl [2019-08-04 21:55:42,127 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl' [2019-08-04 21:55:42,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:55:42,166 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:55:42,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:55:42,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:55:42,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:55:42,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:42" (1/1) ... [2019-08-04 21:55:42,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:42" (1/1) ... [2019-08-04 21:55:42,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:42" (1/1) ... [2019-08-04 21:55:42,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:42" (1/1) ... [2019-08-04 21:55:42,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:42" (1/1) ... [2019-08-04 21:55:42,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:42" (1/1) ... [2019-08-04 21:55:42,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:42" (1/1) ... [2019-08-04 21:55:42,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:55:42,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:55:42,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:55:42,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:55:42,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:42" (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 21:55:42,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:55:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:55:42,577 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:55:42,577 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:55:42,578 INFO L202 PluginConnector]: Adding new model afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:55:42 BoogieIcfgContainer [2019-08-04 21:55:42,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:55:42,579 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:55:42,579 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:55:42,579 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:55:42,581 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:55:42" (1/1) ... [2019-08-04 21:55:42,592 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:55:42,594 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:55:42,601 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-04 21:55:42,610 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:55:42,612 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-04 21:55:42,997 WARN L188 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 20 [2019-08-04 21:55:43,409 WARN L188 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 23 [2019-08-04 21:55:43,561 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2019-08-04 21:55:43,902 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-08-04 21:55:44,099 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-08-04 21:55:44,554 WARN L188 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 68 [2019-08-04 21:55:44,804 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2019-08-04 21:55:45,158 WARN L188 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 114 [2019-08-04 21:55:45,315 WARN L188 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 133 [2019-08-04 21:55:45,620 WARN L188 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 137 [2019-08-04 21:55:45,763 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2019-08-04 21:55:46,085 WARN L188 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 160 [2019-08-04 21:55:46,228 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-08-04 21:55:46,482 WARN L188 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 183 [2019-08-04 21:55:46,686 WARN L188 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 202 [2019-08-04 21:55:47,128 WARN L188 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 206 [2019-08-04 21:55:47,256 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 225 [2019-08-04 21:55:47,802 WARN L188 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 229 [2019-08-04 21:55:47,926 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 248 [2019-08-04 21:55:48,337 WARN L188 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 252 [2019-08-04 21:55:48,600 WARN L188 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 271 [2019-08-04 21:55:49,017 WARN L188 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 275 [2019-08-04 21:55:49,172 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 294 [2019-08-04 21:56:13,678 WARN L188 SmtUtils]: Spent 24.49 s on a formula simplification. DAG size of input: 355 DAG size of output: 298 [2019-08-04 21:56:13,855 WARN L188 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 317 [2019-08-04 21:56:15,178 WARN L188 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 383 DAG size of output: 321 [2019-08-04 21:56:15,343 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 340 [2019-08-04 21:57:39,714 WARN L188 SmtUtils]: Spent 1.40 m on a formula simplification that was a NOOP. DAG size: 414 [2019-08-04 21:57:39,792 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:57:39,792 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:57:39,796 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 105#(and (= (ite (<= ULTIMATE.start_main_~y~5 ULTIMATE.start_main_~x~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) (< ULTIMATE.start_main_~y~5 1000)) [2019-08-04 21:57:39,803 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:57:39,805 INFO L168 Benchmark]: Toolchain (without parser) took 117638.91 ms. Allocated memory was 141.6 MB in the beginning and 233.8 MB in the end (delta: 92.3 MB). Free memory was 109.8 MB in the beginning and 144.2 MB in the end (delta: -34.4 MB). Peak memory consumption was 133.8 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:39,806 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.29 ms. Allocated memory is still 141.6 MB. Free memory is still 110.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 21:57:39,807 INFO L168 Benchmark]: Boogie Preprocessor took 45.11 ms. Allocated memory is still 141.6 MB. Free memory was 109.8 MB in the beginning and 107.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:39,808 INFO L168 Benchmark]: RCFGBuilder took 366.48 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 98.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:39,809 INFO L168 Benchmark]: Symbolic Interpretation took 117224.22 ms. Allocated memory was 141.6 MB in the beginning and 233.8 MB in the end (delta: 92.3 MB). Free memory was 98.1 MB in the beginning and 144.2 MB in the end (delta: -46.1 MB). Peak memory consumption was 122.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:39,812 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 43]: 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 0.29 ms. Allocated memory is still 141.6 MB. Free memory is still 110.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.11 ms. Allocated memory is still 141.6 MB. Free memory was 109.8 MB in the beginning and 107.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 366.48 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 98.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 117224.22 ms. Allocated memory was 141.6 MB in the beginning and 233.8 MB in the end (delta: 92.3 MB). Free memory was 98.1 MB in the beginning and 144.2 MB in the end (delta: -46.1 MB). Peak memory consumption was 122.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...