java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf -i ../../../trunk/examples/programs/random/RanFile059.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:14:06,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:14:06,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:14:06,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:14:06,469 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-08-05 12:14:06,490 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:14:06,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:14:06,492 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:14:06,492 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:14:06,492 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:14:06,492 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:14:06,492 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:14:06,493 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:14:06,493 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:14:06,493 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:14:06,493 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:14:06,493 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:14:06,494 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:14:06,494 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:14:06,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:14:06,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:14:06,495 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:14:06,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:14:06,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:14:06,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:14:06,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:14:06,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:14:06,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:14:06,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:14:06,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:14:06,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:14:06,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:14:06,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:14:06,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:14:06,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:14:06,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:14:06,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:14:06,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:14:06,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:14:06,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:14:06,499 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:14:06,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:14:06,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:14:06,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:14:06,500 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:14:06,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:14:06,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:14:06,557 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:14:06,558 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:14:06,559 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:14:06,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/random/RanFile059.bpl [2019-08-05 12:14:06,560 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/random/RanFile059.bpl' [2019-08-05 12:14:06,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:14:06,624 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:14:06,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:06,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:14:06,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:14:06,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (1/1) ... [2019-08-05 12:14:06,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (1/1) ... [2019-08-05 12:14:06,668 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:14:06,668 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:14:06,669 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:14:06,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:06,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:14:06,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:14:06,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:14:06,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (1/1) ... [2019-08-05 12:14:06,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (1/1) ... [2019-08-05 12:14:06,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (1/1) ... [2019-08-05 12:14:06,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (1/1) ... [2019-08-05 12:14:06,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (1/1) ... [2019-08-05 12:14:06,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (1/1) ... [2019-08-05 12:14:06,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (1/1) ... [2019-08-05 12:14:06,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:14:06,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:14:06,745 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:14:06,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:14:06,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:06" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:14:06,822 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:14:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:14:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:14:07,766 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:14:07,766 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:14:07,767 INFO L202 PluginConnector]: Adding new model RanFile059.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:07 BoogieIcfgContainer [2019-08-05 12:14:07,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:14:07,769 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:14:07,769 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:14:07,769 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:14:07,770 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "RanFile059.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:07" (1/1) ... [2019-08-05 12:14:07,803 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:14:08,188 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:14:08,224 INFO L272 AbstractInterpreter]: Visited 91 different actions 193 times. Merged at 38 different actions 59 times. Widened at 2 different actions 2 times. Performed 904 root evaluator evaluations with a maximum evaluation depth of 9. Performed 904 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 77 fixpoints after 48 different actions. Largest state had 0 variables. [2019-08-05 12:14:08,224 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:14:08,229 INFO L168 Benchmark]: Toolchain (without parser) took 1602.18 ms. Allocated memory was 141.0 MB in the beginning and 176.7 MB in the end (delta: 35.7 MB). Free memory was 105.5 MB in the beginning and 142.2 MB in the end (delta: -36.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:14:08,232 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:14:08,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.61 ms. Allocated memory is still 141.0 MB. Free memory was 105.5 MB in the beginning and 103.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:08,236 INFO L168 Benchmark]: Boogie Preprocessor took 71.52 ms. Allocated memory is still 141.0 MB. Free memory was 103.5 MB in the beginning and 101.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:08,237 INFO L168 Benchmark]: RCFGBuilder took 1023.29 ms. Allocated memory is still 141.0 MB. Free memory was 101.8 MB in the beginning and 76.9 MB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:08,238 INFO L168 Benchmark]: Abstract Interpretation took 455.86 ms. Allocated memory was 141.0 MB in the beginning and 176.7 MB in the end (delta: 35.7 MB). Free memory was 76.7 MB in the beginning and 142.2 MB in the end (delta: -65.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:14:08,245 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 47.61 ms. Allocated memory is still 141.0 MB. Free memory was 105.5 MB in the beginning and 103.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.52 ms. Allocated memory is still 141.0 MB. Free memory was 103.5 MB in the beginning and 101.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1023.29 ms. Allocated memory is still 141.0 MB. Free memory was 101.8 MB in the beginning and 76.9 MB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 455.86 ms. Allocated memory was 141.0 MB in the beginning and 176.7 MB in the end (delta: 35.7 MB). Free memory was 76.7 MB in the beginning and 142.2 MB in the end (delta: -65.5 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 175]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L9] COND FALSE !(vuiiwzs < 59 + 82 + 100 || emntcyx < vuiiwzs + 96) [L17] COND FALSE !(vuiiwzs < 54 + zjwdcwa + vuiiwzs + 80 + 100) [L23] emntcyx := emntcyx + 16 + 11 + 54; [L24] COND TRUE qrrswwv < emntcyx + vuiiwzs - 23 || zjwdcwa < 10 + emntcyx [L25] vuiiwzs := vuiiwzs + oesehyb; [L26] qrrswwv := qrrswwv + 12 + oesehyb + oesehyb; [L27] vuiiwzs := vuiiwzs + 35 + 21; [L31] emntcyx := emntcyx + vuiiwzs + vuiiwzs + zjwdcwa; [L32] COND TRUE zjwdcwa > oesehyb - oesehyb && zjwdcwa > emntcyx - 50 + 83 + oesehyb [L33] emntcyx := emntcyx + zjwdcwa + 24; [L34] COND TRUE zjwdcwa > 52 - 74 - vuiiwzs + 27 [L46] qrrswwv := qrrswwv + 91; [L47] COND FALSE !(zjwdcwa < qrrswwv + 18 + 32 + 43 + qrrswwv + 100 || zjwdcwa > 91 + 25) [L54] COND FALSE !(qrrswwv < emntcyx + 78 + 34 + 100) [L63] zjwdcwa := zjwdcwa + 4; [L64] zjwdcwa := zjwdcwa + 7 + oesehyb; [L65] COND FALSE !(qrrswwv < 46 + 71 + zjwdcwa + 100) [L74] COND FALSE !(qrrswwv < 36 + 41 + 100 || emntcyx < 69 - emntcyx + 31) [L92] COND TRUE vuiiwzs > emntcyx + qrrswwv + 70 + oesehyb && qrrswwv > 37 + vuiiwzs - vuiiwzs - zjwdcwa [L99] COND FALSE !(zjwdcwa < 57 + qrrswwv + 51 + vuiiwzs + 3 + 100 || vuiiwzs < 73 + zjwdcwa + qrrswwv + 29) [L111] COND FALSE !(qrrswwv < 75 + 29 + 100 && zjwdcwa < 63 - zjwdcwa + vuiiwzs) [L121] emntcyx := emntcyx + 41; [L122] emntcyx := emntcyx + emntcyx + 61 + 8 + 4; [L123] COND FALSE !(qrrswwv < oesehyb + 84 + 100 || zjwdcwa > 4 - 32) [L134] COND FALSE !(qrrswwv < vuiiwzs + 68 + 75 + 100) [L148] zjwdcwa := zjwdcwa + qrrswwv; [L149] vuiiwzs := vuiiwzs + qrrswwv + zjwdcwa; [L150] COND FALSE !(zjwdcwa < zjwdcwa + 25 + 100 && zjwdcwa > oesehyb + emntcyx + zjwdcwa - zjwdcwa) [L162] COND FALSE !(qrrswwv > 53 - emntcyx + 53 - 68) [L173] vuiiwzs := vuiiwzs + 14 + 67; [L175] assert emntcyx < oesehyb - oesehyb && zjwdcwa < 13 + 13 + 77 - 48 - 30; - UnprovableResult [Line: 177]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L9] COND FALSE !(vuiiwzs < 59 + 82 + 100 || emntcyx < vuiiwzs + 96) [L17] COND FALSE !(vuiiwzs < 54 + zjwdcwa + vuiiwzs + 80 + 100) [L23] emntcyx := emntcyx + 16 + 11 + 54; [L24] COND TRUE qrrswwv < emntcyx + vuiiwzs - 23 || zjwdcwa < 10 + emntcyx [L25] vuiiwzs := vuiiwzs + oesehyb; [L26] qrrswwv := qrrswwv + 12 + oesehyb + oesehyb; [L27] vuiiwzs := vuiiwzs + 35 + 21; [L31] emntcyx := emntcyx + vuiiwzs + vuiiwzs + zjwdcwa; [L32] COND TRUE zjwdcwa > oesehyb - oesehyb && zjwdcwa > emntcyx - 50 + 83 + oesehyb [L33] emntcyx := emntcyx + zjwdcwa + 24; [L34] COND TRUE zjwdcwa > 52 - 74 - vuiiwzs + 27 [L46] qrrswwv := qrrswwv + 91; [L47] COND FALSE !(zjwdcwa < qrrswwv + 18 + 32 + 43 + qrrswwv + 100 || zjwdcwa > 91 + 25) [L54] COND FALSE !(qrrswwv < emntcyx + 78 + 34 + 100) [L63] zjwdcwa := zjwdcwa + 4; [L64] zjwdcwa := zjwdcwa + 7 + oesehyb; [L65] COND FALSE !(qrrswwv < 46 + 71 + zjwdcwa + 100) [L74] COND FALSE !(qrrswwv < 36 + 41 + 100 || emntcyx < 69 - emntcyx + 31) [L92] COND TRUE vuiiwzs > emntcyx + qrrswwv + 70 + oesehyb && qrrswwv > 37 + vuiiwzs - vuiiwzs - zjwdcwa [L99] COND FALSE !(zjwdcwa < 57 + qrrswwv + 51 + vuiiwzs + 3 + 100 || vuiiwzs < 73 + zjwdcwa + qrrswwv + 29) [L111] COND FALSE !(qrrswwv < 75 + 29 + 100 && zjwdcwa < 63 - zjwdcwa + vuiiwzs) [L121] emntcyx := emntcyx + 41; [L122] emntcyx := emntcyx + emntcyx + 61 + 8 + 4; [L123] COND FALSE !(qrrswwv < oesehyb + 84 + 100 || zjwdcwa > 4 - 32) [L134] COND FALSE !(qrrswwv < vuiiwzs + 68 + 75 + 100) [L148] zjwdcwa := zjwdcwa + qrrswwv; [L149] vuiiwzs := vuiiwzs + qrrswwv + zjwdcwa; [L150] COND FALSE !(zjwdcwa < zjwdcwa + 25 + 100 && zjwdcwa > oesehyb + emntcyx + zjwdcwa - zjwdcwa) [L162] COND FALSE !(qrrswwv > 53 - emntcyx + 53 - 68) [L173] vuiiwzs := vuiiwzs + 14 + 67; [L175] assert emntcyx < oesehyb - oesehyb && zjwdcwa < 13 + 13 + 77 - 48 - 30; [L176] assert zjwdcwa > 31 - 92 + zjwdcwa; [L177] assert vuiiwzs < zjwdcwa - zjwdcwa; - PositiveResult [Line: 176]: assertion always holds For all program executions holds that assertion always holds at this location RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...