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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i
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This is Ultimate 0.1.24-fea9116
[2019-09-21 08:29:14,015 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-09-21 08:29:14,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-09-21 08:29:14,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-09-21 08:29:14,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-09-21 08:29:14,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-09-21 08:29:14,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-09-21 08:29:14,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-09-21 08:29:14,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-09-21 08:29:14,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-09-21 08:29:14,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2019-09-21 08:29:14,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-09-21 08:29:14,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-09-21 08:29:14,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-09-21 08:29:14,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-09-21 08:29:14,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-09-21 08:29:14,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-09-21 08:29:14,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-09-21 08:29:14,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-09-21 08:29:14,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-09-21 08:29:14,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-09-21 08:29:14,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-09-21 08:29:14,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2019-09-21 08:29:14,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-09-21 08:29:14,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-09-21 08:29:14,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-09-21 08:29:14,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-09-21 08:29:14,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-09-21 08:29:14,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-09-21 08:29:14,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-09-21 08:29:14,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-09-21 08:29:14,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-09-21 08:29:14,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-09-21 08:29:14,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2019-09-21 08:29:14,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-09-21 08:29:14,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2019-09-21 08:29:14,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-09-21 08:29:14,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-09-21 08:29:14,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2019-09-21 08:29:14,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2019-09-21 08:29:14,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2019-09-21 08:29:14,074 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
[2019-09-21 08:29:14,101 INFO L113 SettingsManager]: Loading preferences was successful
[2019-09-21 08:29:14,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2019-09-21 08:29:14,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-09-21 08:29:14,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2019-09-21 08:29:14,108 INFO L138 SettingsManager]: * Use SBE=true
[2019-09-21 08:29:14,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-09-21 08:29:14,108 INFO L138 SettingsManager]: * sizeof long=4
[2019-09-21 08:29:14,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2019-09-21 08:29:14,109 INFO L138 SettingsManager]: * sizeof POINTER=4
[2019-09-21 08:29:14,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2019-09-21 08:29:14,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-09-21 08:29:14,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-09-21 08:29:14,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-09-21 08:29:14,111 INFO L138 SettingsManager]: * sizeof long double=12
[2019-09-21 08:29:14,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2019-09-21 08:29:14,112 INFO L138 SettingsManager]: * Use constant arrays=true
[2019-09-21 08:29:14,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-09-21 08:29:14,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-09-21 08:29:14,112 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-09-21 08:29:14,113 INFO L138 SettingsManager]: * To the following directory=./dump/
[2019-09-21 08:29:14,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2019-09-21 08:29:14,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-09-21 08:29:14,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-09-21 08:29:14,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-09-21 08:29:14,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-09-21 08:29:14,115 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2019-09-21 08:29:14,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-09-21 08:29:14,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-09-21 08:29:14,115 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain
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: Intern Fluid -> SizeLimitFluid
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK
[2019-09-21 08:29:14,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-09-21 08:29:14,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-09-21 08:29:14,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-09-21 08:29:14,191 INFO L271 PluginConnector]: Initializing CDTParser...
[2019-09-21 08:29:14,191 INFO L275 PluginConnector]: CDTParser initialized
[2019-09-21 08:29:14,192 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i
[2019-09-21 08:29:14,250 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/859a361f1/df1e4b75b8474edcaab4b5082a612cb7/FLAGde66ab2e9
[2019-09-21 08:29:14,851 INFO L306 CDTParser]: Found 1 translation units.
[2019-09-21 08:29:14,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i
[2019-09-21 08:29:14,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/859a361f1/df1e4b75b8474edcaab4b5082a612cb7/FLAGde66ab2e9
[2019-09-21 08:29:15,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/859a361f1/df1e4b75b8474edcaab4b5082a612cb7
[2019-09-21 08:29:15,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-09-21 08:29:15,136 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-09-21 08:29:15,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-09-21 08:29:15,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-09-21 08:29:15,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2019-09-21 08:29:15,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:29:15" (1/1) ...
[2019-09-21 08:29:15,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a35cc9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15, skipping insertion in model container
[2019-09-21 08:29:15,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:29:15" (1/1) ...
[2019-09-21 08:29:15,152 INFO L142 MainTranslator]: Starting translation in SV-COMP mode
[2019-09-21 08:29:15,205 INFO L173 MainTranslator]: Built tables and reachable declarations
[2019-09-21 08:29:15,677 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-09-21 08:29:15,690 INFO L188 MainTranslator]: Completed pre-run
[2019-09-21 08:29:15,762 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-09-21 08:29:15,816 INFO L192 MainTranslator]: Completed translation
[2019-09-21 08:29:15,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15 WrapperNode
[2019-09-21 08:29:15,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-09-21 08:29:15,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-09-21 08:29:15,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-09-21 08:29:15,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-09-21 08:29:15,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15" (1/1) ...
[2019-09-21 08:29:15,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15" (1/1) ...
[2019-09-21 08:29:15,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15" (1/1) ...
[2019-09-21 08:29:15,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15" (1/1) ...
[2019-09-21 08:29:15,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15" (1/1) ...
[2019-09-21 08:29:15,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15" (1/1) ...
[2019-09-21 08:29:15,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15" (1/1) ...
[2019-09-21 08:29:15,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-09-21 08:29:15,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-09-21 08:29:15,894 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-09-21 08:29:15,894 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-09-21 08:29:15,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:29:15" (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
[2019-09-21 08:29:15,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-09-21 08:29:15,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-09-21 08:29:15,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32
[2019-09-21 08:29:15,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64
[2019-09-21 08:29:15,957 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit
[2019-09-21 08:29:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create
[2019-09-21 08:29:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create
[2019-09-21 08:29:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy
[2019-09-21 08:29:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_prepend
[2019-09-21 08:29:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-09-21 08:29:15,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-09-21 08:29:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32
[2019-09-21 08:29:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64
[2019-09-21 08:29:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max
[2019-09-21 08:29:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure atof
[2019-09-21 08:29:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure atoi
[2019-09-21 08:29:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure atol
[2019-09-21 08:29:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure atoll
[2019-09-21 08:29:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure strtod
[2019-09-21 08:29:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure strtof
[2019-09-21 08:29:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure strtold
[2019-09-21 08:29:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure strtol
[2019-09-21 08:29:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul
[2019-09-21 08:29:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq
[2019-09-21 08:29:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq
[2019-09-21 08:29:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll
[2019-09-21 08:29:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull
[2019-09-21 08:29:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure l64a
[2019-09-21 08:29:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure a64l
[2019-09-21 08:29:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure select
[2019-09-21 08:29:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure pselect
[2019-09-21 08:29:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major
[2019-09-21 08:29:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor
[2019-09-21 08:29:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev
[2019-09-21 08:29:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure random
[2019-09-21 08:29:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure srandom
[2019-09-21 08:29:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure initstate
[2019-09-21 08:29:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure setstate
[2019-09-21 08:29:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure random_r
[2019-09-21 08:29:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r
[2019-09-21 08:29:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r
[2019-09-21 08:29:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r
[2019-09-21 08:29:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure rand
[2019-09-21 08:29:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure srand
[2019-09-21 08:29:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r
[2019-09-21 08:29:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure drand48
[2019-09-21 08:29:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure erand48
[2019-09-21 08:29:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48
[2019-09-21 08:29:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48
[2019-09-21 08:29:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48
[2019-09-21 08:29:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48
[2019-09-21 08:29:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure srand48
[2019-09-21 08:29:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure seed48
[2019-09-21 08:29:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48
[2019-09-21 08:29:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r
[2019-09-21 08:29:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r
[2019-09-21 08:29:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r
[2019-09-21 08:29:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r
[2019-09-21 08:29:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r
[2019-09-21 08:29:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r
[2019-09-21 08:29:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r
[2019-09-21 08:29:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r
[2019-09-21 08:29:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r
[2019-09-21 08:29:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure malloc
[2019-09-21 08:29:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure calloc
[2019-09-21 08:29:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure realloc
[2019-09-21 08:29:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure free
[2019-09-21 08:29:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure cfree
[2019-09-21 08:29:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure alloca
[2019-09-21 08:29:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure valloc
[2019-09-21 08:29:15,974 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign
[2019-09-21 08:29:15,974 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc
[2019-09-21 08:29:15,974 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2019-09-21 08:29:15,975 INFO L130 BoogieDeclarations]: Found specification of procedure atexit
[2019-09-21 08:29:15,975 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit
[2019-09-21 08:29:15,975 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit
[2019-09-21 08:29:15,976 INFO L130 BoogieDeclarations]: Found specification of procedure exit
[2019-09-21 08:29:15,976 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit
[2019-09-21 08:29:15,976 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit
[2019-09-21 08:29:15,976 INFO L130 BoogieDeclarations]: Found specification of procedure getenv
[2019-09-21 08:29:15,976 INFO L130 BoogieDeclarations]: Found specification of procedure putenv
[2019-09-21 08:29:15,977 INFO L130 BoogieDeclarations]: Found specification of procedure setenv
[2019-09-21 08:29:15,977 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv
[2019-09-21 08:29:15,978 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv
[2019-09-21 08:29:15,978 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp
[2019-09-21 08:29:15,978 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp
[2019-09-21 08:29:15,978 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps
[2019-09-21 08:29:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp
[2019-09-21 08:29:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure system
[2019-09-21 08:29:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure realpath
[2019-09-21 08:29:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch
[2019-09-21 08:29:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure qsort
[2019-09-21 08:29:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure abs
[2019-09-21 08:29:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure labs
[2019-09-21 08:29:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure llabs
[2019-09-21 08:29:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure div
[2019-09-21 08:29:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv
[2019-09-21 08:29:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv
[2019-09-21 08:29:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt
[2019-09-21 08:29:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt
[2019-09-21 08:29:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt
[2019-09-21 08:29:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt
[2019-09-21 08:29:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt
[2019-09-21 08:29:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt
[2019-09-21 08:29:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r
[2019-09-21 08:29:15,982 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r
[2019-09-21 08:29:15,982 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r
[2019-09-21 08:29:15,982 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r
[2019-09-21 08:29:15,982 INFO L130 BoogieDeclarations]: Found specification of procedure mblen
[2019-09-21 08:29:15,982 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc
[2019-09-21 08:29:15,982 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb
[2019-09-21 08:29:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs
[2019-09-21 08:29:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs
[2019-09-21 08:29:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch
[2019-09-21 08:29:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt
[2019-09-21 08:29:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg
[2019-09-21 08:29:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure myexit
[2019-09-21 08:29:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure node_create
[2019-09-21 08:29:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2019-09-21 08:29:15,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-09-21 08:29:15,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2019-09-21 08:29:15,985 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create
[2019-09-21 08:29:15,985 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy
[2019-09-21 08:29:15,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-09-21 08:29:15,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-09-21 08:29:15,986 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_prepend
[2019-09-21 08:29:15,986 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-09-21 08:29:15,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-09-21 08:29:15,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2019-09-21 08:29:15,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2019-09-21 08:29:15,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-09-21 08:29:15,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-09-21 08:29:16,404 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true;
[2019-09-21 08:29:16,680 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-09-21 08:29:16,680 INFO L283 CfgBuilder]: Removed 4 assume(true) statements.
[2019-09-21 08:29:16,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:29:16 BoogieIcfgContainer
[2019-09-21 08:29:16,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-09-21 08:29:16,682 INFO L113 PluginConnector]: ------------------------Sifa----------------------------
[2019-09-21 08:29:16,683 INFO L271 PluginConnector]: Initializing Sifa...
[2019-09-21 08:29:16,683 INFO L275 PluginConnector]: Sifa initialized
[2019-09-21 08:29:16,684 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:29:16" (1/1) ...
[2019-09-21 08:29:16,685 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid
[2019-09-21 08:29:16,709 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest
[2019-09-21 08:29:16,710 INFO L169 IcfgInterpreter]: Building call graph
[2019-09-21 08:29:16,717 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-09-21 08:29:16,724 INFO L179 IcfgInterpreter]: Starting interpretation
[2019-09-21 08:29:16,726 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-09-21 08:29:16,859 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs
[2019-09-21 08:29:17,045 WARN L98 DagInterpreter]: A function never reaches its return
[2019-09-21 08:29:17,105 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-09-21 08:29:18,712 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-09-21 08:29:18,724 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-09-21 08:29:18,737 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-09-21 08:29:18,750 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-09-21 08:29:18,764 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-09-21 08:29:18,855 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-09-21 08:29:18,947 WARN L225 Elim1Store]: Array PQE input equivalent to false
[2019-09-21 08:29:19,639 INFO L183 IcfgInterpreter]: Interpretation finished
[2019-09-21 08:29:19,640 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are:
[2019-09-21 08:29:19,641 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 133#(or (not (= (select (select |#memory_int| main_~ptr~0.base) (+ main_~ptr~0.offset 4)) main_~data~0)) (and (not (= main_~count~0 (+ main_~len~0 1))) (exists ((v_main_~ptr~0.base_14 Int) (v_main_~ptr~0.offset_14 Int)) (and (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.base) (= main_~ptr~0.base (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_14) v_main_~ptr~0.offset_14)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.offset) (= (select (select |#memory_$Pointer$.offset| v_main_~ptr~0.base_14) v_main_~ptr~0.offset_14) main_~ptr~0.offset) (= (select (select |#memory_int| v_main_~ptr~0.base_14) (+ v_main_~ptr~0.offset_14 4)) main_~data~0)))))
[2019-09-21 08:29:19,651 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results.
[2019-09-21 08:29:19,652 INFO L132 PluginConnector]: ------------------------ END Sifa----------------------------
[2019-09-21 08:29:19,653 INFO L168 Benchmark]: Toolchain (without parser) took 4517.10 ms. Allocated memory was 138.9 MB in the beginning and 265.3 MB in the end (delta: 126.4 MB). Free memory was 84.9 MB in the beginning and 101.5 MB in the end (delta: -16.6 MB). Peak memory consumption was 109.8 MB. Max. memory is 7.1 GB.
[2019-09-21 08:29:19,653 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory is still 104.7 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2019-09-21 08:29:19,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.30 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 84.5 MB in the beginning and 159.7 MB in the end (delta: -75.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB.
[2019-09-21 08:29:19,654 INFO L168 Benchmark]: Boogie Preprocessor took 75.36 ms. Allocated memory is still 198.7 MB. Free memory was 159.7 MB in the beginning and 157.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB.
[2019-09-21 08:29:19,655 INFO L168 Benchmark]: RCFGBuilder took 788.64 ms. Allocated memory is still 198.7 MB. Free memory was 157.0 MB in the beginning and 100.3 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 7.1 GB.
[2019-09-21 08:29:19,655 INFO L168 Benchmark]: Sifa took 2969.44 ms. Allocated memory was 198.7 MB in the beginning and 265.3 MB in the end (delta: 66.6 MB). Free memory was 100.3 MB in the beginning and 101.5 MB in the end (delta: -1.2 MB). Peak memory consumption was 65.4 MB. Max. memory is 7.1 GB.
[2019-09-21 08:29:19,658 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory is still 104.7 MB. There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 680.30 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 84.5 MB in the beginning and 159.7 MB in the end (delta: -75.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 75.36 ms. Allocated memory is still 198.7 MB. Free memory was 159.7 MB in the beginning and 157.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 788.64 ms. Allocated memory is still 198.7 MB. Free memory was 157.0 MB in the beginning and 100.3 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 7.1 GB.
* Sifa took 2969.44 ms. Allocated memory was 198.7 MB in the beginning and 265.3 MB in the end (delta: 66.6 MB). Free memory was 100.3 MB in the beginning and 101.5 MB in the end (delta: -1.2 MB). Peak memory consumption was 65.4 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]: 2932, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 64, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 50, TOOLS_POST_TIME[ms]: 1181, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 195, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 1263, TOOLS_QUANTIFIERELIM_APPLICATIONS: 71, TOOLS_QUANTIFIERELIM_TIME[ms]: 2597, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 900, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 73, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 20, DOMAIN_JOIN_TIME[ms]: 113, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 55, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 25, DOMAIN_ISBOTTOM_APPLICATIONS: 6, DOMAIN_ISBOTTOM_TIME[ms]: 11, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 787, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 787, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1718, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1718, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 140, DAG_COMPRESSION_RETAINED_NODES: 68
- UnprovableResult [Line: 629]: 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 133#(or (not (= (select (select |#memory_int| main_~ptr~0.base) (+ main_~ptr~0.offset 4)) main_~data~0)) (and (not (= main_~count~0 (+ main_~len~0 1))) (exists ((v_main_~ptr~0.base_14 Int) (v_main_~ptr~0.offset_14 Int)) (and (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.base) (= main_~ptr~0.base (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_14) v_main_~ptr~0.offset_14)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.offset) (= (select (select |#memory_$Pointer$.offset| v_main_~ptr~0.base_14) v_main_~ptr~0.offset_14) main_~ptr~0.offset) (= (select (select |#memory_int| v_main_~ptr~0.base_14) (+ v_main_~ptr~0.offset_14 4)) main_~data~0))))).
Possible FailurePath:
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...