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/list-simple/dll2c_remove_all_reverse.i
--------------------------------------------------------------------------------
This is Ultimate 0.1.24-f4eb214f-m
[2019-10-14 02:26:54,021 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-10-14 02:26:54,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-14 02:26:54,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-14 02:26:54,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-14 02:26:54,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-14 02:26:54,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-14 02:26:54,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-14 02:26:54,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-14 02:26:54,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-14 02:26:54,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2019-10-14 02:26:54,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-14 02:26:54,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-14 02:26:54,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-14 02:26:54,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-14 02:26:54,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-14 02:26:54,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-14 02:26:54,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-14 02:26:54,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-14 02:26:54,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-14 02:26:54,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-14 02:26:54,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-14 02:26:54,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2019-10-14 02:26:54,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-14 02:26:54,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-10-14 02:26:54,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-10-14 02:26:54,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-14 02:26:54,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-14 02:26:54,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-10-14 02:26:54,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-10-14 02:26:54,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-10-14 02:26:54,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-10-14 02:26:54,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-10-14 02:26:54,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2019-10-14 02:26:54,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-10-14 02:26:54,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2019-10-14 02:26:54,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-10-14 02:26:54,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-10-14 02:26:54,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2019-10-14 02:26:54,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2019-10-14 02:26:54,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2019-10-14 02:26:54,103 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 02:26:54,128 INFO L113 SettingsManager]: Loading preferences was successful
[2019-10-14 02:26:54,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-14 02:26:54,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-14 02:26:54,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2019-10-14 02:26:54,130 INFO L138 SettingsManager]: * Use SBE=true
[2019-10-14 02:26:54,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-14 02:26:54,130 INFO L138 SettingsManager]: * sizeof long=4
[2019-10-14 02:26:54,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2019-10-14 02:26:54,131 INFO L138 SettingsManager]: * sizeof POINTER=4
[2019-10-14 02:26:54,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2019-10-14 02:26:54,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-10-14 02:26:54,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-14 02:26:54,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-10-14 02:26:54,134 INFO L138 SettingsManager]: * sizeof long double=12
[2019-10-14 02:26:54,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2019-10-14 02:26:54,134 INFO L138 SettingsManager]: * Use constant arrays=true
[2019-10-14 02:26:54,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-10-14 02:26:54,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-14 02:26:54,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-10-14 02:26:54,135 INFO L138 SettingsManager]: * To the following directory=./dump/
[2019-10-14 02:26:54,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2019-10-14 02:26:54,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 02:26:54,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-14 02:26:54,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-10-14 02:26:54,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-14 02:26:54,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2019-10-14 02:26:54,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-14 02:26:54,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-14 02:26:54,137 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 02:26:54,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-14 02:26:54,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-14 02:26:54,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-14 02:26:54,482 INFO L271 PluginConnector]: Initializing CDTParser...
[2019-10-14 02:26:54,482 INFO L275 PluginConnector]: CDTParser initialized
[2019-10-14 02:26:54,483 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2c_remove_all_reverse.i
[2019-10-14 02:26:54,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b741b8bca/64a281cce32f40929561c1e6930a6115/FLAGda48d2d5c
[2019-10-14 02:26:55,128 INFO L306 CDTParser]: Found 1 translation units.
[2019-10-14 02:26:55,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2c_remove_all_reverse.i
[2019-10-14 02:26:55,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b741b8bca/64a281cce32f40929561c1e6930a6115/FLAGda48d2d5c
[2019-10-14 02:26:55,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b741b8bca/64a281cce32f40929561c1e6930a6115
[2019-10-14 02:26:55,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-14 02:26:55,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-14 02:26:55,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-14 02:26:55,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-14 02:26:55,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-14 02:26:55,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:26:55" (1/1) ...
[2019-10-14 02:26:55,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47fbaaba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:55, skipping insertion in model container
[2019-10-14 02:26:55,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:26:55" (1/1) ...
[2019-10-14 02:26:55,480 INFO L142 MainTranslator]: Starting translation in SV-COMP mode
[2019-10-14 02:26:55,535 INFO L173 MainTranslator]: Built tables and reachable declarations
[2019-10-14 02:26:55,999 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-14 02:26:56,010 INFO L188 MainTranslator]: Completed pre-run
[2019-10-14 02:26:56,076 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-14 02:26:56,133 INFO L192 MainTranslator]: Completed translation
[2019-10-14 02:26:56,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:56 WrapperNode
[2019-10-14 02:26:56,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-14 02:26:56,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-14 02:26:56,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-14 02:26:56,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-10-14 02:26:56,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:56" (1/1) ...
[2019-10-14 02:26:56,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:56" (1/1) ...
[2019-10-14 02:26:56,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:56" (1/1) ...
[2019-10-14 02:26:56,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:56" (1/1) ...
[2019-10-14 02:26:56,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:56" (1/1) ...
[2019-10-14 02:26:56,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:56" (1/1) ...
[2019-10-14 02:26:56,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:56" (1/1) ...
[2019-10-14 02:26:56,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-14 02:26:56,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-14 02:26:56,225 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-10-14 02:26:56,225 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-10-14 02:26:56,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:56" (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 02:26:56,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-14 02:26:56,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-14 02:26:56,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32
[2019-10-14 02:26:56,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64
[2019-10-14 02:26:56,280 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit
[2019-10-14 02:26:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create
[2019-10-14 02:26:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_create
[2019-10-14 02:26:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_remove_last
[2019-10-14 02:26:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-10-14 02:26:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-14 02:26:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32
[2019-10-14 02:26:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64
[2019-10-14 02:26:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max
[2019-10-14 02:26:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure atof
[2019-10-14 02:26:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure atoi
[2019-10-14 02:26:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure atol
[2019-10-14 02:26:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure atoll
[2019-10-14 02:26:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure strtod
[2019-10-14 02:26:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure strtof
[2019-10-14 02:26:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure strtold
[2019-10-14 02:26:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure strtol
[2019-10-14 02:26:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul
[2019-10-14 02:26:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq
[2019-10-14 02:26:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq
[2019-10-14 02:26:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll
[2019-10-14 02:26:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull
[2019-10-14 02:26:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure l64a
[2019-10-14 02:26:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure a64l
[2019-10-14 02:26:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure select
[2019-10-14 02:26:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure pselect
[2019-10-14 02:26:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major
[2019-10-14 02:26:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor
[2019-10-14 02:26:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev
[2019-10-14 02:26:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure random
[2019-10-14 02:26:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure srandom
[2019-10-14 02:26:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure initstate
[2019-10-14 02:26:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure setstate
[2019-10-14 02:26:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure random_r
[2019-10-14 02:26:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r
[2019-10-14 02:26:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r
[2019-10-14 02:26:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r
[2019-10-14 02:26:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure rand
[2019-10-14 02:26:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure srand
[2019-10-14 02:26:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r
[2019-10-14 02:26:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure drand48
[2019-10-14 02:26:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure erand48
[2019-10-14 02:26:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48
[2019-10-14 02:26:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48
[2019-10-14 02:26:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48
[2019-10-14 02:26:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48
[2019-10-14 02:26:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure srand48
[2019-10-14 02:26:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure seed48
[2019-10-14 02:26:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48
[2019-10-14 02:26:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r
[2019-10-14 02:26:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r
[2019-10-14 02:26:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r
[2019-10-14 02:26:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r
[2019-10-14 02:26:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r
[2019-10-14 02:26:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r
[2019-10-14 02:26:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r
[2019-10-14 02:26:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r
[2019-10-14 02:26:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r
[2019-10-14 02:26:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure malloc
[2019-10-14 02:26:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure calloc
[2019-10-14 02:26:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure realloc
[2019-10-14 02:26:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure free
[2019-10-14 02:26:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure cfree
[2019-10-14 02:26:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure alloca
[2019-10-14 02:26:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure valloc
[2019-10-14 02:26:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign
[2019-10-14 02:26:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc
[2019-10-14 02:26:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2019-10-14 02:26:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure atexit
[2019-10-14 02:26:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit
[2019-10-14 02:26:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit
[2019-10-14 02:26:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure exit
[2019-10-14 02:26:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit
[2019-10-14 02:26:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit
[2019-10-14 02:26:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure getenv
[2019-10-14 02:26:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure putenv
[2019-10-14 02:26:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure setenv
[2019-10-14 02:26:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv
[2019-10-14 02:26:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv
[2019-10-14 02:26:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp
[2019-10-14 02:26:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp
[2019-10-14 02:26:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps
[2019-10-14 02:26:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp
[2019-10-14 02:26:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure system
[2019-10-14 02:26:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure realpath
[2019-10-14 02:26:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch
[2019-10-14 02:26:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure qsort
[2019-10-14 02:26:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure abs
[2019-10-14 02:26:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure labs
[2019-10-14 02:26:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure llabs
[2019-10-14 02:26:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure div
[2019-10-14 02:26:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv
[2019-10-14 02:26:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv
[2019-10-14 02:26:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt
[2019-10-14 02:26:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt
[2019-10-14 02:26:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt
[2019-10-14 02:26:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt
[2019-10-14 02:26:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt
[2019-10-14 02:26:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt
[2019-10-14 02:26:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r
[2019-10-14 02:26:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r
[2019-10-14 02:26:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r
[2019-10-14 02:26:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r
[2019-10-14 02:26:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure mblen
[2019-10-14 02:26:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc
[2019-10-14 02:26:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb
[2019-10-14 02:26:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs
[2019-10-14 02:26:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs
[2019-10-14 02:26:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch
[2019-10-14 02:26:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt
[2019-10-14 02:26:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg
[2019-10-14 02:26:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure myexit
[2019-10-14 02:26:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure node_create
[2019-10-14 02:26:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2019-10-14 02:26:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-10-14 02:26:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2019-10-14 02:26:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_create
[2019-10-14 02:26:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_remove_last
[2019-10-14 02:26:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-10-14 02:26:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-10-14 02:26:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-10-14 02:26:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-10-14 02:26:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2019-10-14 02:26:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-14 02:26:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-14 02:26:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2019-10-14 02:26:56,794 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true;
[2019-10-14 02:26:57,092 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-14 02:26:57,092 INFO L284 CfgBuilder]: Removed 2 assume(true) statements.
[2019-10-14 02:26:57,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:26:57 BoogieIcfgContainer
[2019-10-14 02:26:57,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-14 02:26:57,095 INFO L113 PluginConnector]: ------------------------Sifa----------------------------
[2019-10-14 02:26:57,095 INFO L271 PluginConnector]: Initializing Sifa...
[2019-10-14 02:26:57,095 INFO L275 PluginConnector]: Sifa initialized
[2019-10-14 02:26:57,097 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:26:57" (1/1) ...
[2019-10-14 02:26:57,097 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 02:26:57,122 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest
[2019-10-14 02:26:57,122 INFO L169 IcfgInterpreter]: Building call graph
[2019-10-14 02:26:57,131 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-10-14 02:26:57,138 INFO L179 IcfgInterpreter]: Starting interpretation
[2019-10-14 02:26:57,140 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-10-14 02:26:57,315 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs
[2019-10-14 02:26:57,492 WARN L98 DagInterpreter]: A function never reaches its return
[2019-10-14 02:26:57,630 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-10-14 02:26:58,395 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-10-14 02:27:00,557 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 82
[2019-10-14 02:27:01,544 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception:
java.lang.UnsupportedOperationException: expected NNF
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236)
at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:139)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195)
at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115)
at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.<init>(ArrayOccurrenceAnalysis.java:181)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.<init>(ArrayOccurrenceAnalysis.java:74)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.computeCostEstimation(ArrayIndexBasedCostEstimation.java:131)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.<init>(ArrayIndexBasedCostEstimation.java:64)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.computeCostEstimation(ElimStorePlain.java:519)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:390)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146)
at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275)
at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131)
at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104)
at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78)
at java.util.HashMap.computeIfAbsent(HashMap.java:1127)
at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104)
at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118)
at java.util.HashMap.computeIfAbsent(HashMap.java:1127)
at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130)
at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139)
at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129)
at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81)
at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
[2019-10-14 02:27:01,549 INFO L168 Benchmark]: Toolchain (without parser) took 6092.46 ms. Allocated memory was 145.2 MB in the beginning and 319.3 MB in the end (delta: 174.1 MB). Free memory was 100.1 MB in the beginning and 283.2 MB in the end (delta: -183.1 MB). Peak memory consumption was 148.0 MB. Max. memory is 7.1 GB.
[2019-10-14 02:27:01,550 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
[2019-10-14 02:27:01,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.55 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 99.9 MB in the beginning and 168.6 MB in the end (delta: -68.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB.
[2019-10-14 02:27:01,551 INFO L168 Benchmark]: Boogie Preprocessor took 85.30 ms. Allocated memory is still 203.4 MB. Free memory was 168.6 MB in the beginning and 166.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB.
[2019-10-14 02:27:01,552 INFO L168 Benchmark]: RCFGBuilder took 869.49 ms. Allocated memory is still 203.4 MB. Free memory was 166.0 MB in the beginning and 103.8 MB in the end (delta: 62.2 MB). Peak memory consumption was 62.2 MB. Max. memory is 7.1 GB.
[2019-10-14 02:27:01,553 INFO L168 Benchmark]: Sifa took 4453.19 ms. Allocated memory was 203.4 MB in the beginning and 319.3 MB in the end (delta: 115.9 MB). Free memory was 103.8 MB in the beginning and 283.2 MB in the end (delta: -179.4 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB.
[2019-10-14 02:27:01,555 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 670.55 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 99.9 MB in the beginning and 168.6 MB in the end (delta: -68.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 85.30 ms. Allocated memory is still 203.4 MB. Free memory was 168.6 MB in the beginning and 166.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 869.49 ms. Allocated memory is still 203.4 MB. Free memory was 166.0 MB in the beginning and 103.8 MB in the end (delta: 62.2 MB). Peak memory consumption was 62.2 MB. Max. memory is 7.1 GB.
* Sifa took 4453.19 ms. Allocated memory was 203.4 MB in the beginning and 319.3 MB in the end (delta: 115.9 MB). Free memory was 103.8 MB in the beginning and 283.2 MB in the end (delta: -179.4 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.sifa:
- ExceptionOrErrorResult: UnsupportedOperationException: expected NNF
de.uni_freiburg.informatik.ultimate.plugins.sifa: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...