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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-regression/test26-1.c


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


This is Ultimate 0.1.24-f4eb214f-m
[2019-10-14 02:24:56,192 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-10-14 02:24:56,195 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-14 02:24:56,213 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-14 02:24:56,213 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-14 02:24:56,215 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-14 02:24:56,217 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-14 02:24:56,225 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-14 02:24:56,231 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-14 02:24:56,234 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-14 02:24:56,235 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-10-14 02:24:56,237 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-14 02:24:56,237 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-14 02:24:56,239 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-14 02:24:56,242 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-14 02:24:56,243 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-14 02:24:56,244 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-14 02:24:56,245 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-14 02:24:56,246 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-14 02:24:56,249 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-14 02:24:56,250 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-14 02:24:56,253 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-14 02:24:56,254 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-10-14 02:24:56,255 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-14 02:24:56,258 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2019-10-14 02:24:56,258 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-14 02:24:56,260 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-14 02:24:56,260 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
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[2019-10-14 02:24:56,262 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
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[2019-10-14 02:24:56,264 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-10-14 02:24:56,264 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2019-10-14 02:24:56,265 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2019-10-14 02:24:56,266 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-10-14 02:24:56,267 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
[2019-10-14 02:24:56,281 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-10-14 02:24:56,281 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-14 02:24:56,282 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-14 02:24:56,282 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-10-14 02:24:56,283 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-10-14 02:24:56,283 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-14 02:24:56,283 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-10-14 02:24:56,283 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-10-14 02:24:56,283 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-10-14 02:24:56,284 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-10-14 02:24:56,284 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-10-14 02:24:56,284 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-14 02:24:56,284 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-10-14 02:24:56,284 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-10-14 02:24:56,285 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-10-14 02:24:56,285 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-10-14 02:24:56,285 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-10-14 02:24:56,285 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-14 02:24:56,285 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-10-14 02:24:56,286 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-10-14 02:24:56,286 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-10-14 02:24:56,286 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 02:24:56,286 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-14 02:24:56,286 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-10-14 02:24:56,287 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-14 02:24:56,287 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-10-14 02:24:56,287 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-14 02:24:56,287 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-14 02:24:56,287 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK
[2019-10-14 02:24:56,562 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-14 02:24:56,575 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-14 02:24:56,579 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-14 02:24:56,581 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-10-14 02:24:56,581 INFO  L275        PluginConnector]: CDTParser initialized
[2019-10-14 02:24:56,582 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test26-1.c
[2019-10-14 02:24:56,660 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029ad94b7/1fdf3cf5a6c34a89bc4d36824a948d88/FLAGdfa7f326c
[2019-10-14 02:24:57,137 INFO  L306              CDTParser]: Found 1 translation units.
[2019-10-14 02:24:57,139 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test26-1.c
[2019-10-14 02:24:57,145 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029ad94b7/1fdf3cf5a6c34a89bc4d36824a948d88/FLAGdfa7f326c
[2019-10-14 02:24:57,477 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029ad94b7/1fdf3cf5a6c34a89bc4d36824a948d88
[2019-10-14 02:24:57,487 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-14 02:24:57,488 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-14 02:24:57,489 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-14 02:24:57,489 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-14 02:24:57,493 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-14 02:24:57,494 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:24:57" (1/1) ...
[2019-10-14 02:24:57,496 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466368c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57, skipping insertion in model container
[2019-10-14 02:24:57,497 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:24:57" (1/1) ...
[2019-10-14 02:24:57,504 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-10-14 02:24:57,520 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-10-14 02:24:57,689 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 02:24:57,706 INFO  L188         MainTranslator]: Completed pre-run
[2019-10-14 02:24:57,719 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 02:24:57,734 INFO  L192         MainTranslator]: Completed translation
[2019-10-14 02:24:57,735 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57 WrapperNode
[2019-10-14 02:24:57,735 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-14 02:24:57,735 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-14 02:24:57,735 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-14 02:24:57,735 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-10-14 02:24:57,816 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57" (1/1) ...
[2019-10-14 02:24:57,816 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57" (1/1) ...
[2019-10-14 02:24:57,824 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57" (1/1) ...
[2019-10-14 02:24:57,826 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57" (1/1) ...
[2019-10-14 02:24:57,833 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57" (1/1) ...
[2019-10-14 02:24:57,834 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57" (1/1) ...
[2019-10-14 02:24:57,835 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57" (1/1) ...
[2019-10-14 02:24:57,837 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-14 02:24:57,837 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-14 02:24:57,838 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-10-14 02:24:57,838 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-10-14 02:24:57,838 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:57" (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
[2019-10-14 02:24:57,896 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-14 02:24:57,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-14 02:24:57,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure assign
[2019-10-14 02:24:57,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-10-14 02:24:57,897 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-14 02:24:57,897 INFO  L130     BoogieDeclarations]: Found specification of procedure assign
[2019-10-14 02:24:57,897 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2019-10-14 02:24:57,898 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2019-10-14 02:24:57,898 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-10-14 02:24:57,898 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-14 02:24:57,898 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-10-14 02:24:57,899 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2019-10-14 02:24:57,899 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-14 02:24:57,899 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-10-14 02:24:58,189 INFO  L279             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-14 02:24:58,190 INFO  L284             CfgBuilder]: Removed 0 assume(true) statements.
[2019-10-14 02:24:58,191 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:24:58 BoogieIcfgContainer
[2019-10-14 02:24:58,191 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-14 02:24:58,192 INFO  L113        PluginConnector]: ------------------------Sifa----------------------------
[2019-10-14 02:24:58,192 INFO  L271        PluginConnector]: Initializing Sifa...
[2019-10-14 02:24:58,192 INFO  L275        PluginConnector]: Sifa initialized
[2019-10-14 02:24:58,193 INFO  L185        PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:24:58" (1/1) ...
[2019-10-14 02:24:58,194 INFO  L79            SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1
[2019-10-14 02:24:58,225 INFO  L162        IcfgInterpreter]: Started Sifa with 1 locations of interest
[2019-10-14 02:24:58,225 INFO  L169        IcfgInterpreter]: Building call graph
[2019-10-14 02:24:58,231 INFO  L174        IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-10-14 02:24:58,238 INFO  L179        IcfgInterpreter]: Starting interpretation
[2019-10-14 02:24:58,239 INFO  L199        IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-10-14 02:24:58,503 INFO  L199        IcfgInterpreter]: Interpreting procedure main with input of size 39 for LOIs
[2019-10-14 02:24:58,658 INFO  L183        IcfgInterpreter]: Interpretation finished
[2019-10-14 02:24:58,659 INFO  L191        IcfgInterpreter]: Final predicates for locations of interest are:
[2019-10-14 02:24:58,661 INFO  L193        IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 25#(and (not (= |~#global~0.base| 0)) (< |~#global~0.base| |#StackHeapBarrier|) (= |~#global~0.offset| 0) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 1 (select |#valid| |~#global~0.base|)) (= (select (select |old(#memory_int)| |~#global~0.base|) |~#global~0.offset|) 0) (<= 0 |#NULL.base|) (= (select (select |#memory_int| main_~pd~0.base) (+ main_~pd~0.offset 4)) (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (not (= (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4)) (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset))) (= 1 (select (select |old(#memory_int)| |~#global~0.base|) (+ |~#global~0.offset| 4))) (= (select |#length| |~#global~0.base|) 8) (<= 0 main_~pd~0.offset) (= |~#global~0.base| main_~pd~0.base) (<= main_~pd~0.offset 0) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0) (<= 0 |~#global~0.offset|) (= |~#global~0.offset| main_~pd~0.offset) (<= |~#global~0.offset| 0))
[2019-10-14 02:24:58,672 INFO  L100           SifaObserver]: ✔ All error locations are guaranteed to be unreachable.
[2019-10-14 02:24:58,673 INFO  L132        PluginConnector]: ------------------------ END Sifa----------------------------
[2019-10-14 02:24:58,677 INFO  L168              Benchmark]: Toolchain (without parser) took 1186.42 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 102.6 MB in the beginning and 143.0 MB in the end (delta: -40.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB.
[2019-10-14 02:24:58,678 INFO  L168              Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2019-10-14 02:24:58,679 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 245.91 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 92.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB.
[2019-10-14 02:24:58,681 INFO  L168              Benchmark]: Boogie Preprocessor took 101.76 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 92.6 MB in the beginning and 178.5 MB in the end (delta: -85.9 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB.
[2019-10-14 02:24:58,683 INFO  L168              Benchmark]: RCFGBuilder took 354.10 ms. Allocated memory is still 200.8 MB. Free memory was 178.5 MB in the beginning and 164.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB.
[2019-10-14 02:24:58,686 INFO  L168              Benchmark]: Sifa took 480.97 ms. Allocated memory is still 200.8 MB. Free memory was 163.6 MB in the beginning and 143.0 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB.
[2019-10-14 02:24:58,695 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 245.91 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 92.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 101.76 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 92.6 MB in the beginning and 178.5 MB in the end (delta: -85.9 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 354.10 ms. Allocated memory is still 200.8 MB. Free memory was 178.5 MB in the beginning and 164.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB.
 * Sifa took 480.97 ms. Allocated memory is still 200.8 MB. Free memory was 163.6 MB in the beginning and 143.0 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa:
  - StatisticsResult: Symbolic Interpretation with Fluid Abstractions
    OVERALL_TIME[ms]: 436, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 207, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 29, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 8, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 228, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 151, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 9, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 134, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 274, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 273, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 10, DAG_COMPRESSION_PROCESSED_NODES: 35, DAG_COMPRESSION_RETAINED_NODES: 22
  - PositiveResult [Line: 24]: call of __VERIFIER_error() unreachable
    For all program executions holds that call of __VERIFIER_error() unreachable at this location
  - AllSpecificationsHoldResult: All specifications hold
    
RESULT: Ultimate proved your program to be correct!
Received shutdown request...