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/abstractInterpretation/regression/eq/18_propagation_of_dis-equality.bpl
--------------------------------------------------------------------------------
This is Ultimate 0.1.24-4ddfff8
[2019-08-09 14:19:53,013 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-08-09 14:19:53,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-08-09 14:19:53,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-08-09 14:19:53,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-08-09 14:19:53,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-08-09 14:19:53,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-08-09 14:19:53,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-08-09 14:19:53,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-08-09 14:19:53,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-08-09 14:19:53,035 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values
[2019-08-09 14:19:53,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-08-09 14:19:53,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-08-09 14:19:53,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-08-09 14:19:53,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-08-09 14:19:53,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-08-09 14:19:53,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-08-09 14:19:53,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-08-09 14:19:53,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-08-09 14:19:53,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-08-09 14:19:53,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-08-09 14:19:53,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-08-09 14:19:53,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2019-08-09 14:19:53,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-08-09 14:19:53,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-08-09 14:19:53,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-08-09 14:19:53,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-08-09 14:19:53,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-08-09 14:19:53,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-08-09 14:19:53,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-08-09 14:19:53,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-08-09 14:19:53,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-08-09 14:19:53,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-08-09 14:19:53,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2019-08-09 14:19:53,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-08-09 14:19:53,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2019-08-09 14:19:53,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-08-09 14:19:53,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-08-09 14:19:53,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2019-08-09 14:19:53,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2019-08-09 14:19:53,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2019-08-09 14:19:53,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-08-09 14:19:53,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-08-09 14:19:53,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-08-09 14:19:53,103 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser...
[2019-08-09 14:19:53,104 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized
[2019-08-09 14:19:53,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/18_propagation_of_dis-equality.bpl
[2019-08-09 14:19:53,105 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/18_propagation_of_dis-equality.bpl'
[2019-08-09 14:19:53,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-08-09 14:19:53,137 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements.
[2019-08-09 14:19:53,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-08-09 14:19:53,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-08-09 14:19:53,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-08-09 14:19:53,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:53" (1/1) ...
[2019-08-09 14:19:53,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:53" (1/1) ...
[2019-08-09 14:19:53,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:53" (1/1) ...
[2019-08-09 14:19:53,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:53" (1/1) ...
[2019-08-09 14:19:53,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:53" (1/1) ...
[2019-08-09 14:19:53,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:53" (1/1) ...
[2019-08-09 14:19:53,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:53" (1/1) ...
[2019-08-09 14:19:53,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-08-09 14:19:53,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-08-09 14:19:53,178 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-08-09 14:19:53,178 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-08-09 14:19:53,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:53" (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
[2019-08-09 14:19:53,245 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration
[2019-08-09 14:19:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure Easy
[2019-08-09 14:19:53,246 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy
[2019-08-09 14:19:53,374 INFO L275 CfgBuilder]: Using library mode
[2019-08-09 14:19:53,374 INFO L283 CfgBuilder]: Removed 0 assume(true) statements.
[2019-08-09 14:19:53,376 INFO L202 PluginConnector]: Adding new model 18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:53 BoogieIcfgContainer
[2019-08-09 14:19:53,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-08-09 14:19:53,377 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation----------------------------
[2019-08-09 14:19:53,377 INFO L271 PluginConnector]: Initializing Symbolic Interpretation...
[2019-08-09 14:19:53,377 INFO L275 PluginConnector]: Symbolic Interpretation initialized
[2019-08-09 14:19:53,378 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "18_propagation_of_dis-equality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:53" (1/1) ...
[2019-08-09 14:19:53,681 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14
[2019-08-09 14:19:53,688 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results.
[2019-08-09 14:19:53,701 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation----------------------------
[2019-08-09 14:19:53,704 INFO L168 Benchmark]: Toolchain (without parser) took 565.54 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 88.1 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB.
[2019-08-09 14:19:53,706 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
[2019-08-09 14:19:53,707 INFO L168 Benchmark]: Boogie Preprocessor took 39.19 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 108.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB.
[2019-08-09 14:19:53,708 INFO L168 Benchmark]: RCFGBuilder took 198.69 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 98.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB.
[2019-08-09 14:19:53,715 INFO L168 Benchmark]: Symbolic Interpretation took 324.48 ms. Allocated memory is still 133.7 MB. Free memory was 98.9 MB in the beginning and 88.1 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB.
[2019-08-09 14:19:53,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation:
- UnprovableResult [Line: 16]: 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. Predicate is
6#(and (or (= Easy_j Easy_i) (= Easy_y Easy_x)) (not (= Easy_j Easy_i)) (= (select Easy_a Easy_y) Easy_j) (or (= (select Easy_a Easy_x) Easy_i) (= Easy_y Easy_x))).
Possible FailurePath:
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 39.19 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 108.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 198.69 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 98.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB.
* Symbolic Interpretation took 324.48 ms. Allocated memory is still 133.7 MB. Free memory was 98.9 MB in the beginning and 88.1 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB.
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...