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/eca-rers2012/Problem12_label30.c


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


This is Ultimate 0.1.24-f4eb214f-m
[2019-10-14 01:01:23,854 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-10-14 01:01:23,857 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-14 01:01:23,869 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-14 01:01:23,870 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-14 01:01:23,871 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-14 01:01:23,872 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-14 01:01:23,874 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-14 01:01:23,876 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-14 01:01:23,877 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-14 01:01:23,878 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-10-14 01:01:23,879 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-14 01:01:23,879 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
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[2019-10-14 01:01:23,881 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-14 01:01:23,882 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-14 01:01:23,883 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-14 01:01:23,884 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-14 01:01:23,886 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-14 01:01:23,888 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-14 01:01:23,889 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-14 01:01:23,890 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-14 01:01:23,892 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-10-14 01:01:23,892 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-14 01:01:23,895 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-10-14 01:01:23,896 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-10-14 01:01:23,896 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-14 01:01:23,897 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-14 01:01:23,898 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-10-14 01:01:23,899 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-10-14 01:01:23,899 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2019-10-14 01:01:23,904 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2019-10-14 01:01:23,905 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2019-10-14 01:01:23,907 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-10-14 01:01:23,908 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 01:01:23,923 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-10-14 01:01:23,923 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-14 01:01:23,924 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-14 01:01:23,925 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-10-14 01:01:23,925 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-10-14 01:01:23,925 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-14 01:01:23,925 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-10-14 01:01:23,926 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-10-14 01:01:23,926 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-10-14 01:01:23,926 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-10-14 01:01:23,926 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-10-14 01:01:23,926 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-14 01:01:23,927 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-10-14 01:01:23,927 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-10-14 01:01:23,928 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-10-14 01:01:23,928 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-10-14 01:01:23,929 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-10-14 01:01:23,929 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-14 01:01:23,929 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-10-14 01:01:23,929 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-10-14 01:01:23,930 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-10-14 01:01:23,930 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 01:01:23,930 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-14 01:01:23,930 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-10-14 01:01:23,930 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-14 01:01:23,931 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-10-14 01:01:23,931 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-14 01:01:23,931 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-14 01:01:23,931 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 01:01:24,223 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-14 01:01:24,236 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-14 01:01:24,240 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-14 01:01:24,241 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-10-14 01:01:24,242 INFO  L275        PluginConnector]: CDTParser initialized
[2019-10-14 01:01:24,243 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem12_label30.c
[2019-10-14 01:01:24,306 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b834a3eb9/7f9012b2533e4b4986c4bb445b58d7e8/FLAGe21bb3cfe
[2019-10-14 01:01:25,050 INFO  L306              CDTParser]: Found 1 translation units.
[2019-10-14 01:01:25,051 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label30.c
[2019-10-14 01:01:25,083 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b834a3eb9/7f9012b2533e4b4986c4bb445b58d7e8/FLAGe21bb3cfe
[2019-10-14 01:01:25,168 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b834a3eb9/7f9012b2533e4b4986c4bb445b58d7e8
[2019-10-14 01:01:25,178 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-14 01:01:25,180 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-14 01:01:25,181 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-14 01:01:25,181 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-14 01:01:25,185 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-14 01:01:25,186 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:01:25" (1/1) ...
[2019-10-14 01:01:25,190 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6912290 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:25, skipping insertion in model container
[2019-10-14 01:01:25,190 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:01:25" (1/1) ...
[2019-10-14 01:01:25,198 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-10-14 01:01:25,353 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-10-14 01:01:26,879 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 01:01:26,887 INFO  L188         MainTranslator]: Completed pre-run
[2019-10-14 01:01:27,491 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 01:01:27,520 INFO  L192         MainTranslator]: Completed translation
[2019-10-14 01:01:27,521 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:27 WrapperNode
[2019-10-14 01:01:27,521 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-14 01:01:27,522 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-14 01:01:27,522 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-14 01:01:27,523 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-10-14 01:01:27,541 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:27" (1/1) ...
[2019-10-14 01:01:27,541 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:27" (1/1) ...
[2019-10-14 01:01:27,615 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:27" (1/1) ...
[2019-10-14 01:01:27,616 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:27" (1/1) ...
[2019-10-14 01:01:27,731 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:27" (1/1) ...
[2019-10-14 01:01:27,782 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:27" (1/1) ...
[2019-10-14 01:01:27,814 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:27" (1/1) ...
[2019-10-14 01:01:27,858 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-14 01:01:27,858 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-14 01:01:27,859 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-10-14 01:01:27,859 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-10-14 01:01:27,860 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:01:27" (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 01:01:27,935 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-14 01:01:27,936 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-14 01:01:27,936 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2019-10-14 01:01:27,936 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output2
[2019-10-14 01:01:27,936 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output3
[2019-10-14 01:01:27,938 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output4
[2019-10-14 01:01:27,938 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-10-14 01:01:27,940 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2019-10-14 01:01:27,940 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output2
[2019-10-14 01:01:27,940 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output3
[2019-10-14 01:01:27,941 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output4
[2019-10-14 01:01:27,941 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-14 01:01:27,942 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-10-14 01:01:27,943 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2019-10-14 01:01:27,943 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-10-14 01:01:27,943 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-14 01:01:27,945 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-14 01:01:34,778 INFO  L279             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-14 01:01:34,778 INFO  L284             CfgBuilder]: Removed 1 assume(true) statements.
[2019-10-14 01:01:34,784 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:01:34 BoogieIcfgContainer
[2019-10-14 01:01:34,784 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-14 01:01:34,784 INFO  L113        PluginConnector]: ------------------------Sifa----------------------------
[2019-10-14 01:01:34,785 INFO  L271        PluginConnector]: Initializing Sifa...
[2019-10-14 01:01:34,785 INFO  L275        PluginConnector]: Sifa initialized
[2019-10-14 01:01:34,786 INFO  L185        PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:01:34" (1/1) ...
[2019-10-14 01:01:34,787 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 01:01:34,815 INFO  L162        IcfgInterpreter]: Started Sifa with 1 locations of interest
[2019-10-14 01:01:34,816 INFO  L169        IcfgInterpreter]: Building call graph
[2019-10-14 01:01:34,832 INFO  L174        IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-10-14 01:01:34,841 INFO  L179        IcfgInterpreter]: Starting interpretation
[2019-10-14 01:01:34,843 INFO  L199        IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-10-14 01:01:35,135 INFO  L199        IcfgInterpreter]: Interpreting procedure main with input of size 63 for LOIs
[2019-10-14 01:01:35,888 WARN  L138   XnfTransformerHelper]: expecting exponential blowup for input size 19
[2019-10-14 01:01:35,988 WARN  L138   XnfTransformerHelper]: expecting exponential blowup for input size 19
[2019-10-14 01:01:36,099 WARN  L138   XnfTransformerHelper]: expecting exponential blowup for input size 42
[2019-10-14 01:01:36,243 WARN  L138   XnfTransformerHelper]: expecting exponential blowup for input size 42
[2019-10-14 01:01:36,421 WARN  L138   XnfTransformerHelper]: expecting exponential blowup for input size 19
[2019-10-14 01:01:36,460 WARN  L138   XnfTransformerHelper]: expecting exponential blowup for input size 42
[2019-10-14 01:01:36,535 WARN  L138   XnfTransformerHelper]: expecting exponential blowup for input size 42