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/open/comp/non-unary-affine-expressions.bpl


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This is Ultimate 0.1.24-e6f8464
[2019-08-06 14:25:26,574 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2019-08-06 14:25:26,657 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-08-06 14:25:26,673 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-08-06 14:25:26,677 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-08-06 14:25:26,679 INFO  L271        PluginConnector]: Initializing Boogie PL CUP Parser...
[2019-08-06 14:25:26,680 INFO  L275        PluginConnector]: Boogie PL CUP Parser initialized
[2019-08-06 14:25:26,681 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/comp/non-unary-affine-expressions.bpl
[2019-08-06 14:25:26,681 INFO  L110           BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/comp/non-unary-affine-expressions.bpl'
[2019-08-06 14:25:26,729 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-08-06 14:25:26,731 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-08-06 14:25:26,732 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-08-06 14:25:26,732 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-08-06 14:25:26,732 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-08-06 14:25:26,758 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:26" (1/1) ...
[2019-08-06 14:25:26,760 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:26" (1/1) ...
[2019-08-06 14:25:26,769 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:26" (1/1) ...
[2019-08-06 14:25:26,769 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:26" (1/1) ...
[2019-08-06 14:25:26,773 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:26" (1/1) ...
[2019-08-06 14:25:26,775 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:26" (1/1) ...
[2019-08-06 14:25:26,777 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:26" (1/1) ...
[2019-08-06 14:25:26,778 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-08-06 14:25:26,780 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-08-06 14:25:26,781 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-08-06 14:25:26,781 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-08-06 14:25:26,782 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:26" (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
[2019-08-06 14:25:26,856 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration
[2019-08-06 14:25:26,856 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-08-06 14:25:26,856 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-08-06 14:25:26,857 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure lessThan given in one single declaration
[2019-08-06 14:25:26,857 INFO  L130     BoogieDeclarations]: Found specification of procedure lessThan
[2019-08-06 14:25:26,857 INFO  L138     BoogieDeclarations]: Found implementation of procedure lessThan
[2019-08-06 14:25:26,857 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure greaterThan given in one single declaration
[2019-08-06 14:25:26,858 INFO  L130     BoogieDeclarations]: Found specification of procedure greaterThan
[2019-08-06 14:25:26,858 INFO  L138     BoogieDeclarations]: Found implementation of procedure greaterThan
[2019-08-06 14:25:26,859 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure notEqual given in one single declaration
[2019-08-06 14:25:26,859 INFO  L130     BoogieDeclarations]: Found specification of procedure notEqual
[2019-08-06 14:25:26,859 INFO  L138     BoogieDeclarations]: Found implementation of procedure notEqual
[2019-08-06 14:25:26,859 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure equal given in one single declaration
[2019-08-06 14:25:26,860 INFO  L130     BoogieDeclarations]: Found specification of procedure equal
[2019-08-06 14:25:26,860 INFO  L138     BoogieDeclarations]: Found implementation of procedure equal
[2019-08-06 14:25:27,251 INFO  L278             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-08-06 14:25:27,251 INFO  L283             CfgBuilder]: Removed 0 assume(true) statements.
[2019-08-06 14:25:27,252 INFO  L202        PluginConnector]: Adding new model non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:25:27 BoogieIcfgContainer
[2019-08-06 14:25:27,253 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-08-06 14:25:27,253 INFO  L113        PluginConnector]: ------------------------Symbolic Interpretation----------------------------
[2019-08-06 14:25:27,253 INFO  L271        PluginConnector]: Initializing Symbolic Interpretation...
[2019-08-06 14:25:27,253 INFO  L275        PluginConnector]: Symbolic Interpretation initialized
[2019-08-06 14:25:27,254 INFO  L185        PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "non-unary-affine-expressions.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:25:27" (1/1) ...
[2019-08-06 14:25:27,268 INFO  L148        IcfgInterpreter]: Started Sifa with 8 locations of interest
[2019-08-06 14:25:27,271 INFO  L155        IcfgInterpreter]: Building call graph
[2019-08-06 14:25:27,278 INFO  L160        IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-08-06 14:25:27,286 INFO  L165        IcfgInterpreter]: Starting interpretation
[2019-08-06 14:25:27,287 INFO  L185        IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1
[2019-08-06 14:25:27,364 INFO  L185        IcfgInterpreter]: Interpreting procedure equal with input of size 60
[2019-08-06 14:25:27,372 INFO  L185        IcfgInterpreter]: Interpreting procedure notEqual with input of size 36
[2019-08-06 14:25:27,377 INFO  L185        IcfgInterpreter]: Interpreting procedure greaterThan with input of size 18
[2019-08-06 14:25:27,381 INFO  L185        IcfgInterpreter]: Interpreting procedure lessThan with input of size 1
[2019-08-06 14:25:27,383 INFO  L169        IcfgInterpreter]: Interpretation finished
[2019-08-06 14:25:27,383 INFO  L177        IcfgInterpreter]: Final predicates for locations of interest are:
[2019-08-06 14:25:27,387 INFO  L179        IcfgInterpreter]: Location notEqualErr0ASSERT_VIOLATIONASSERT has predicate 40#(and (not (= (- 4) (+ (* (- 2) notEqual_y) (* (- 2) notEqual_x)))) (exists ((v_greaterThan_x_BEFORE_RETURN_1 Int) (v_greaterThan_y_BEFORE_RETURN_1 Int)) (and (<= (* 2 v_greaterThan_x_BEFORE_RETURN_1) (+ (* 2 v_greaterThan_y_BEFORE_RETURN_1) 8)) (<= (* 3 v_greaterThan_x_BEFORE_RETURN_1) (+ (* 3 v_greaterThan_y_BEFORE_RETURN_1) 12)) (<= v_greaterThan_x_BEFORE_RETURN_1 (+ v_greaterThan_y_BEFORE_RETURN_1 4)))) (= (+ (* (- 3) notEqual_y) (* (- 3) notEqual_x)) (- 6)) (exists ((v_lessThan_y_BEFORE_RETURN_1 Int) (v_lessThan_x_BEFORE_RETURN_1 Int)) (and (<= (* 3 v_lessThan_x_BEFORE_RETURN_1) (+ (* 3 v_lessThan_y_BEFORE_RETURN_1) 9)) (<= (* 2 v_lessThan_x_BEFORE_RETURN_1) (+ (* 2 v_lessThan_y_BEFORE_RETURN_1) 6)) (<= v_lessThan_x_BEFORE_RETURN_1 (+ v_lessThan_y_BEFORE_RETURN_1 3)))))
[2019-08-06 14:25:27,387 INFO  L179        IcfgInterpreter]: Location greaterThanErr0ASSERT_VIOLATIONASSERT has predicate 48#(and (<= (* 3 greaterThan_x) (+ (* 3 greaterThan_y) 12)) (exists ((v_lessThan_y_BEFORE_RETURN_1 Int) (v_lessThan_x_BEFORE_RETURN_1 Int)) (and (<= (* 3 v_lessThan_x_BEFORE_RETURN_1) (+ (* 3 v_lessThan_y_BEFORE_RETURN_1) 9)) (<= (* 2 v_lessThan_x_BEFORE_RETURN_1) (+ (* 2 v_lessThan_y_BEFORE_RETURN_1) 6)) (<= v_lessThan_x_BEFORE_RETURN_1 (+ v_lessThan_y_BEFORE_RETURN_1 3)))) (not (<= (* 2 greaterThan_x) (+ (* 2 greaterThan_y) 8))))
[2019-08-06 14:25:27,388 INFO  L179        IcfgInterpreter]: Location equalErr0ASSERT_VIOLATIONASSERT has predicate 32#(and (exists ((v_notEqual_y_BEFORE_RETURN_1 Int) (v_notEqual_x_BEFORE_RETURN_1 Int)) (and (not (= (+ (* (- 2) v_notEqual_y_BEFORE_RETURN_1) (* (- 2) v_notEqual_x_BEFORE_RETURN_1)) (- 4))) (not (= (- 2) (+ (* (- 1) v_notEqual_y_BEFORE_RETURN_1) (* (- 1) v_notEqual_x_BEFORE_RETURN_1)))) (not (= (+ (* (- 3) v_notEqual_y_BEFORE_RETURN_1) (* (- 3) v_notEqual_x_BEFORE_RETURN_1)) (- 6))))) (exists ((v_greaterThan_x_BEFORE_RETURN_1 Int) (v_greaterThan_y_BEFORE_RETURN_1 Int)) (and (<= (* 2 v_greaterThan_x_BEFORE_RETURN_1) (+ (* 2 v_greaterThan_y_BEFORE_RETURN_1) 8)) (<= (* 3 v_greaterThan_x_BEFORE_RETURN_1) (+ (* 3 v_greaterThan_y_BEFORE_RETURN_1) 12)) (<= v_greaterThan_x_BEFORE_RETURN_1 (+ v_greaterThan_y_BEFORE_RETURN_1 4)))) (= (+ (* 5 equal_x) (* 5 equal_y)) 5) (exists ((v_lessThan_y_BEFORE_RETURN_1 Int) (v_lessThan_x_BEFORE_RETURN_1 Int)) (and (<= (* 3 v_lessThan_x_BEFORE_RETURN_1) (+ (* 3 v_lessThan_y_BEFORE_RETURN_1) 9)) (<= (* 2 v_lessThan_x_BEFORE_RETURN_1) (+ (* 2 v_lessThan_y_BEFORE_RETURN_1) 6)) (<= v_lessThan_x_BEFORE_RETURN_1 (+ v_lessThan_y_BEFORE_RETURN_1 3)))) (not (= (+ (* (- 7) equal_x) (* (- 7) equal_y)) (- 7))))
[2019-08-06 14:25:27,389 INFO  L179        IcfgInterpreter]: Location lessThanErr0ASSERT_VIOLATIONASSERT has predicate 56#(and (not (<= (* 2 lessThan_x) (+ (* 2 lessThan_y) 6))) (<= (* 3 lessThan_x) (+ (* 3 lessThan_y) 9)))
[2019-08-06 14:25:27,389 INFO  L179        IcfgInterpreter]: Location notEqualErr1ASSERT_VIOLATIONASSERT has predicate 37#(and (not (= (+ (* (- 3) notEqual_y) (* (- 3) notEqual_x)) (- 6))) (not (= (- 4) (+ (* (- 2) notEqual_y) (* (- 2) notEqual_x)))) (exists ((v_greaterThan_x_BEFORE_RETURN_1 Int) (v_greaterThan_y_BEFORE_RETURN_1 Int)) (and (<= (* 2 v_greaterThan_x_BEFORE_RETURN_1) (+ (* 2 v_greaterThan_y_BEFORE_RETURN_1) 8)) (<= (* 3 v_greaterThan_x_BEFORE_RETURN_1) (+ (* 3 v_greaterThan_y_BEFORE_RETURN_1) 12)) (<= v_greaterThan_x_BEFORE_RETURN_1 (+ v_greaterThan_y_BEFORE_RETURN_1 4)))) (= (+ (* (- 1) notEqual_y) (* (- 1) notEqual_x)) (- 2)) (exists ((v_lessThan_y_BEFORE_RETURN_1 Int) (v_lessThan_x_BEFORE_RETURN_1 Int)) (and (<= (* 3 v_lessThan_x_BEFORE_RETURN_1) (+ (* 3 v_lessThan_y_BEFORE_RETURN_1) 9)) (<= (* 2 v_lessThan_x_BEFORE_RETURN_1) (+ (* 2 v_lessThan_y_BEFORE_RETURN_1) 6)) (<= v_lessThan_x_BEFORE_RETURN_1 (+ v_lessThan_y_BEFORE_RETURN_1 3)))))
[2019-08-06 14:25:27,390 INFO  L179        IcfgInterpreter]: Location equalErr1ASSERT_VIOLATIONASSERT has predicate 29#(and (exists ((v_notEqual_y_BEFORE_RETURN_1 Int) (v_notEqual_x_BEFORE_RETURN_1 Int)) (and (not (= (+ (* (- 2) v_notEqual_y_BEFORE_RETURN_1) (* (- 2) v_notEqual_x_BEFORE_RETURN_1)) (- 4))) (not (= (- 2) (+ (* (- 1) v_notEqual_y_BEFORE_RETURN_1) (* (- 1) v_notEqual_x_BEFORE_RETURN_1)))) (not (= (+ (* (- 3) v_notEqual_y_BEFORE_RETURN_1) (* (- 3) v_notEqual_x_BEFORE_RETURN_1)) (- 6))))) (not (= 1 (+ equal_x equal_y))) (exists ((v_greaterThan_x_BEFORE_RETURN_1 Int) (v_greaterThan_y_BEFORE_RETURN_1 Int)) (and (<= (* 2 v_greaterThan_x_BEFORE_RETURN_1) (+ (* 2 v_greaterThan_y_BEFORE_RETURN_1) 8)) (<= (* 3 v_greaterThan_x_BEFORE_RETURN_1) (+ (* 3 v_greaterThan_y_BEFORE_RETURN_1) 12)) (<= v_greaterThan_x_BEFORE_RETURN_1 (+ v_greaterThan_y_BEFORE_RETURN_1 4)))) (= (+ (* 5 equal_x) (* 5 equal_y)) 5) (exists ((v_lessThan_y_BEFORE_RETURN_1 Int) (v_lessThan_x_BEFORE_RETURN_1 Int)) (and (<= (* 3 v_lessThan_x_BEFORE_RETURN_1) (+ (* 3 v_lessThan_y_BEFORE_RETURN_1) 9)) (<= (* 2 v_lessThan_x_BEFORE_RETURN_1) (+ (* 2 v_lessThan_y_BEFORE_RETURN_1) 6)) (<= v_lessThan_x_BEFORE_RETURN_1 (+ v_lessThan_y_BEFORE_RETURN_1 3)))) (= (+ (* (- 7) equal_x) (* (- 7) equal_y)) (- 7)))
[2019-08-06 14:25:27,391 INFO  L179        IcfgInterpreter]: Location greaterThanErr1ASSERT_VIOLATIONASSERT has predicate 45#(and (not (<= greaterThan_x (+ greaterThan_y 4))) (<= (* 3 greaterThan_x) (+ (* 3 greaterThan_y) 12)) (exists ((v_lessThan_y_BEFORE_RETURN_1 Int) (v_lessThan_x_BEFORE_RETURN_1 Int)) (and (<= (* 3 v_lessThan_x_BEFORE_RETURN_1) (+ (* 3 v_lessThan_y_BEFORE_RETURN_1) 9)) (<= (* 2 v_lessThan_x_BEFORE_RETURN_1) (+ (* 2 v_lessThan_y_BEFORE_RETURN_1) 6)) (<= v_lessThan_x_BEFORE_RETURN_1 (+ v_lessThan_y_BEFORE_RETURN_1 3)))) (<= (* 2 greaterThan_x) (+ (* 2 greaterThan_y) 8)))
[2019-08-06 14:25:27,392 INFO  L179        IcfgInterpreter]: Location lessThanErr1ASSERT_VIOLATIONASSERT has predicate 53#(and (<= (* 3 lessThan_x) (+ (* 3 lessThan_y) 9)) (<= (* 2 lessThan_x) (+ (* 2 lessThan_y) 6)) (not (<= lessThan_x (+ lessThan_y 3))))
[2019-08-06 14:25:27,395 WARN  L88    terpretationObserver]: Some locations of interest might be reachable, see reported results.
[2019-08-06 14:25:27,402 INFO  L132        PluginConnector]: ------------------------ END Symbolic Interpretation----------------------------
[2019-08-06 14:25:27,405 INFO  L168              Benchmark]: Toolchain (without parser) took 673.50 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 85.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB.
[2019-08-06 14:25:27,406 INFO  L168              Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2019-08-06 14:25:27,408 INFO  L168              Benchmark]: Boogie Preprocessor took 47.22 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB.
[2019-08-06 14:25:27,409 INFO  L168              Benchmark]: RCFGBuilder took 472.32 ms. Allocated memory is still 140.0 MB. Free memory was 105.8 MB in the beginning and 92.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB.
[2019-08-06 14:25:27,410 INFO  L168              Benchmark]: Symbolic Interpretation took 149.64 ms. Allocated memory is still 140.0 MB. Free memory was 92.9 MB in the beginning and 85.3 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB.
[2019-08-06 14:25:27,414 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation:
  - UnprovableResult [Line: 31]: 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: 

  - UnprovableResult [Line: 23]: 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: 

  - UnprovableResult [Line: 39]: 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: 

  - UnprovableResult [Line: 15]: 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: 

  - UnprovableResult [Line: 32]: 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: 

  - UnprovableResult [Line: 40]: 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: 

  - UnprovableResult [Line: 24]: 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: 

  - 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.. 
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 140.0 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 47.22 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 472.32 ms. Allocated memory is still 140.0 MB. Free memory was 105.8 MB in the beginning and 92.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB.
 * Symbolic Interpretation took 149.64 ms. Allocated memory is still 140.0 MB. Free memory was 92.9 MB in the beginning and 85.3 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB.
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...