java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/eca-rers2012/Problem05_label32.c


--------------------------------------------------------------------------------


This is Ultimate 0.1.24-112bae1
[2019-09-05 17:27:08,385 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-09-05 17:27:08,388 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
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[2019-09-05 17:27:08,407 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-09-05 17:27:08,409 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-09-05 17:27:08,411 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2019-09-05 17:27:08,425 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-09-05 17:27:08,426 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-09-05 17:27:08,427 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
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[2019-09-05 17:27:08,432 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-09-05 17:27:08,432 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-09-05 17:27:08,434 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
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[2019-09-05 17:27:08,456 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2019-09-05 17:27:08,478 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-09-05 17:27:08,478 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-09-05 17:27:08,480 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-09-05 17:27:08,481 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-09-05 17:27:08,481 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-09-05 17:27:08,481 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-09-05 17:27:08,481 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-09-05 17:27:08,481 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-09-05 17:27:08,482 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-09-05 17:27:08,482 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-09-05 17:27:08,483 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-09-05 17:27:08,483 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-09-05 17:27:08,483 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-09-05 17:27:08,484 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-09-05 17:27:08,484 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-09-05 17:27:08,484 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-09-05 17:27:08,484 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-09-05 17:27:08,485 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-09-05 17:27:08,485 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-09-05 17:27:08,485 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-09-05 17:27:08,485 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-09-05 17:27:08,486 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-09-05 17:27:08,486 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-09-05 17:27:08,486 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-09-05 17:27:08,486 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-09-05 17:27:08,486 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-09-05 17:27:08,487 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-09-05 17:27:08,487 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-09-05 17:27:08,487 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain
[2019-09-05 17:27:08,532 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-09-05 17:27:08,544 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-09-05 17:27:08,548 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-09-05 17:27:08,549 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-09-05 17:27:08,550 INFO  L275        PluginConnector]: CDTParser initialized
[2019-09-05 17:27:08,551 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label32.c
[2019-09-05 17:27:08,622 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7134a7e4d/d80c38e644304ee5a44a007e51eb44a5/FLAG4076e739b
[2019-09-05 17:27:09,669 INFO  L306              CDTParser]: Found 1 translation units.
[2019-09-05 17:27:09,669 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label32.c
[2019-09-05 17:27:09,711 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7134a7e4d/d80c38e644304ee5a44a007e51eb44a5/FLAG4076e739b
[2019-09-05 17:27:09,954 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7134a7e4d/d80c38e644304ee5a44a007e51eb44a5
[2019-09-05 17:27:09,966 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-09-05 17:27:09,968 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-09-05 17:27:09,969 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-09-05 17:27:09,969 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-09-05 17:27:09,973 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-09-05 17:27:09,974 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 05:27:09" (1/1) ...
[2019-09-05 17:27:09,977 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b827b15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:09, skipping insertion in model container
[2019-09-05 17:27:09,977 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 05:27:09" (1/1) ...
[2019-09-05 17:27:09,985 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-09-05 17:27:10,195 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-09-05 17:27:12,486 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-09-05 17:27:12,494 INFO  L188         MainTranslator]: Completed pre-run
[2019-09-05 17:27:13,984 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-09-05 17:27:14,062 INFO  L192         MainTranslator]: Completed translation
[2019-09-05 17:27:14,063 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:14 WrapperNode
[2019-09-05 17:27:14,064 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-09-05 17:27:14,066 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-09-05 17:27:14,066 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-09-05 17:27:14,066 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-09-05 17:27:14,082 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:14" (1/1) ...
[2019-09-05 17:27:14,082 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:14" (1/1) ...
[2019-09-05 17:27:14,176 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:14" (1/1) ...
[2019-09-05 17:27:14,177 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:14" (1/1) ...
[2019-09-05 17:27:14,369 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:14" (1/1) ...
[2019-09-05 17:27:14,448 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:14" (1/1) ...
[2019-09-05 17:27:14,502 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:14" (1/1) ...
[2019-09-05 17:27:14,558 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-09-05 17:27:14,558 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-09-05 17:27:14,559 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-09-05 17:27:14,559 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-09-05 17:27:14,560 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:27:14" (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
[2019-09-05 17:27:14,644 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-09-05 17:27:14,644 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-09-05 17:27:14,644 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2019-09-05 17:27:14,644 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output2
[2019-09-05 17:27:14,645 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output3
[2019-09-05 17:27:14,645 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output4
[2019-09-05 17:27:14,645 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output5
[2019-09-05 17:27:14,645 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output6
[2019-09-05 17:27:14,645 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output7
[2019-09-05 17:27:14,645 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output8
[2019-09-05 17:27:14,645 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-09-05 17:27:14,646 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2019-09-05 17:27:14,646 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output2
[2019-09-05 17:27:14,646 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output3
[2019-09-05 17:27:14,646 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output4
[2019-09-05 17:27:14,646 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output5
[2019-09-05 17:27:14,647 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output6
[2019-09-05 17:27:14,647 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output7
[2019-09-05 17:27:14,647 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output8
[2019-09-05 17:27:14,647 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-09-05 17:27:14,647 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-09-05 17:27:14,648 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2019-09-05 17:27:14,648 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-09-05 17:27:14,648 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-09-05 17:27:14,648 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-09-05 17:27:23,495 INFO  L278             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-09-05 17:27:23,495 INFO  L283             CfgBuilder]: Removed 1 assume(true) statements.
[2019-09-05 17:27:23,498 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 05:27:23 BoogieIcfgContainer
[2019-09-05 17:27:23,498 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-09-05 17:27:23,499 INFO  L113        PluginConnector]: ------------------------Sifa----------------------------
[2019-09-05 17:27:23,499 INFO  L271        PluginConnector]: Initializing Sifa...
[2019-09-05 17:27:23,499 INFO  L275        PluginConnector]: Sifa initialized
[2019-09-05 17:27:23,500 INFO  L185        PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 05:27:23" (1/1) ...
[2019-09-05 17:27:23,501 INFO  L79            SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds
(negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than
(negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid
[2019-09-05 17:27:23,526 INFO  L162        IcfgInterpreter]: Started Sifa with 1 locations of interest
[2019-09-05 17:27:23,526 INFO  L169        IcfgInterpreter]: Building call graph
[2019-09-05 17:27:23,548 INFO  L174        IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-09-05 17:27:23,559 INFO  L179        IcfgInterpreter]: Starting interpretation
[2019-09-05 17:27:23,560 INFO  L199        IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-09-05 17:27:23,680 INFO  L199        IcfgInterpreter]: Interpreting procedure main with input of size 63 for LOIs
[2019-09-05 17:32:10,617 INFO  L199        IcfgInterpreter]: Interpreting procedure calculate_output with input of size 68 for LOIs
[2019-09-05 17:32:22,038 INFO  L199        IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 94 for LOIs
[2019-09-05 17:32:35,703 INFO  L199        IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 94 for LOIs
[2019-09-05 17:32:49,191 INFO  L199        IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 94 for LOIs
[2019-09-05 17:33:02,308 INFO  L199        IcfgInterpreter]: Interpreting procedure calculate_output5 with input of size 94 for LOIs
[2019-09-05 17:33:16,317 INFO  L199        IcfgInterpreter]: Interpreting procedure calculate_output6 with input of size 94 for LOIs
[2019-09-05 17:33:29,759 INFO  L199        IcfgInterpreter]: Interpreting procedure calculate_output7 with input of size 94 for LOIs
[2019-09-05 17:33:42,965 INFO  L199        IcfgInterpreter]: Interpreting procedure calculate_output8 with input of size 94 for LOIs
[2019-09-05 17:33:48,080 INFO  L183        IcfgInterpreter]: Interpretation finished
[2019-09-05 17:33:48,080 INFO  L191        IcfgInterpreter]: Final predicates for locations of interest are:
[2019-09-05 17:33:48,084 INFO  L193        IcfgInterpreter]: Reachable states at location calculate_output8Err0ASSERT_VIOLATIONERROR_FUNCTION satisfy 47059#(and (<= ~b~0 2) (<= 1 ~a27~0) (<= 3 ~a12~0) (<= 17 ~a9~0) (<= ~a9~0 17) (<= |old(~a15~0)| 1) (<= 6 ~f~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~a16~0 1) (<= |calculate_output8_#in~input| 6) (<= 12 ~a2~0) (<= 1 ~a15~0) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 calculate_output8_~input) (<= 1 ~a25~0) (<= ~d~0 4) (<= ~a2~0 12) (<= ~a20~0 5) (<= 1 ~a16~0) (<= 5 ~a20~0) (<= 5 |old(~a20~0)|) (<= ~a25~0 1) (<= 2 ~b~0) (<= ~f~0 6) (<= |old(~a25~0)| 1) (<= ~a27~0 1) (<= 4 ~d~0) (<= calculate_output8_~input 6) (<= 1 |calculate_output8_#in~input|) (<= |old(~a9~0)| 18) (<= ~a15~0 1) (<= ~a12~0 3) (<= ~e~0 5))
[2019-09-05 17:33:48,104 INFO  L104           SifaObserver]: ✘ Some error locations might be reachable, see reported results.
[2019-09-05 17:33:48,104 INFO  L132        PluginConnector]: ------------------------ END Sifa----------------------------
[2019-09-05 17:33:48,108 INFO  L168              Benchmark]: Toolchain (without parser) took 398138.15 ms. Allocated memory was 174.1 MB in the beginning and 3.6 GB in the end (delta: 3.4 GB). Free memory was 140.3 MB in the beginning and 596.2 MB in the end (delta: -456.0 MB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB.
[2019-09-05 17:33:48,110 INFO  L168              Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB.
[2019-09-05 17:33:48,111 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 4095.72 ms. Allocated memory was 174.1 MB in the beginning and 293.6 MB in the end (delta: 119.5 MB). Free memory was 140.3 MB in the beginning and 175.1 MB in the end (delta: -34.8 MB). Peak memory consumption was 219.1 MB. Max. memory is 7.1 GB.
[2019-09-05 17:33:48,113 INFO  L168              Benchmark]: Boogie Preprocessor took 492.89 ms. Allocated memory is still 293.6 MB. Free memory was 175.1 MB in the beginning and 116.3 MB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 7.1 GB.
[2019-09-05 17:33:48,117 INFO  L168              Benchmark]: RCFGBuilder took 8940.10 ms. Allocated memory was 293.6 MB in the beginning and 670.6 MB in the end (delta: 377.0 MB). Free memory was 116.3 MB in the beginning and 348.6 MB in the end (delta: -232.3 MB). Peak memory consumption was 299.4 MB. Max. memory is 7.1 GB.
[2019-09-05 17:33:48,118 INFO  L168              Benchmark]: Sifa took 384605.16 ms. Allocated memory was 670.6 MB in the beginning and 3.6 GB in the end (delta: 2.9 GB). Free memory was 348.6 MB in the beginning and 596.2 MB in the end (delta: -247.6 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB.
[2019-09-05 17:33:48,129 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 4095.72 ms. Allocated memory was 174.1 MB in the beginning and 293.6 MB in the end (delta: 119.5 MB). Free memory was 140.3 MB in the beginning and 175.1 MB in the end (delta: -34.8 MB). Peak memory consumption was 219.1 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 492.89 ms. Allocated memory is still 293.6 MB. Free memory was 175.1 MB in the beginning and 116.3 MB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 8940.10 ms. Allocated memory was 293.6 MB in the beginning and 670.6 MB in the end (delta: 377.0 MB). Free memory was 116.3 MB in the beginning and 348.6 MB in the end (delta: -232.3 MB). Peak memory consumption was 299.4 MB. Max. memory is 7.1 GB.
 * Sifa took 384605.16 ms. Allocated memory was 670.6 MB in the beginning and 3.6 GB in the end (delta: 2.9 GB). Free memory was 348.6 MB in the beginning and 596.2 MB in the end (delta: -247.6 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa:
  - StatisticsResult: Symbolic Interpretation with Fluid Abstractions
    OVERALL_TIME[ms]: 384559, ICFG_INTERPRETER_ENTERED_PROCEDURES: 10, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 23917, DAG_INTERPRETER_EARLY_EXITS: 1255, TOOLS_POST_APPLICATIONS: 22720, TOOLS_POST_TIME[ms]: 16393, TOOLS_POST_CALL_APPLICATIONS: 42, TOOLS_POST_CALL_TIME[ms]: 288, TOOLS_POST_RETURN_APPLICATIONS: 33, TOOLS_POST_RETURN_TIME[ms]: 172, TOOLS_QUANTIFIERELIM_TIME[ms]: 12692, FLUID_QUERY_TIME[ms]: 212, FLUID_QUERIES: 23921, FLUID_YES_ANSWERS: 16411, DOMAIN_JOIN_APPLICATIONS: 7848, DOMAIN_JOIN_TIME[ms]: 13192, DOMAIN_ALPHA_APPLICATIONS: 16411, DOMAIN_ALPHA_TIME[ms]: 322973, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 52, DOMAIN_ISSUBSETEQ_TIME[ms]: 142, DOMAIN_ISBOTTOM_APPLICATIONS: 10182, DOMAIN_ISBOTTOM_TIME[ms]: 28461, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 286915, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 286914, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 33, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 286891, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 15, PATH_EXPR_TIME[ms]: 191, REGEX_TO_DAG_TIME[ms]: 28, DAG_COMPRESSION_TIME[ms]: 855, DAG_COMPRESSION_PROCESSED_NODES: 91591, DAG_COMPRESSION_RETAINED_NODES: 8933
  - UnprovableResult [Line: 10955]: Unable to prove that call of __VERIFIER_error() unreachable
    Unable to prove that call of __VERIFIER_error() unreachable
 Reason: Over-approximation of reachable states at this location is 47059#(and (<= ~b~0 2) (<= 1 ~a27~0) (<= 3 ~a12~0) (<= 17 ~a9~0) (<= ~a9~0 17) (<= |old(~a15~0)| 1) (<= 6 ~f~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~a16~0 1) (<= |calculate_output8_#in~input| 6) (<= 12 ~a2~0) (<= 1 ~a15~0) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 calculate_output8_~input) (<= 1 ~a25~0) (<= ~d~0 4) (<= ~a2~0 12) (<= ~a20~0 5) (<= 1 ~a16~0) (<= 5 ~a20~0) (<= 5 |old(~a20~0)|) (<= ~a25~0 1) (<= 2 ~b~0) (<= ~f~0 6) (<= |old(~a25~0)| 1) (<= ~a27~0 1) (<= 4 ~d~0) (<= calculate_output8_~input 6) (<= 1 |calculate_output8_#in~input|) (<= |old(~a9~0)| 18) (<= ~a15~0 1) (<= ~a12~0 3) (<= ~e~0 5)). 
Possible FailurePath: 

RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...