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 -i ../../../trunk/examples/svcomp/list-properties/simple-2.i


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


This is Ultimate 0.1.24-584d7b9
[2019-08-31 03:15:32,136 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-08-31 03:15:32,138 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-08-31 03:15:32,150 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-08-31 03:15:32,151 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-08-31 03:15:32,152 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-08-31 03:15:32,153 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-08-31 03:15:32,155 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-08-31 03:15:32,157 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-08-31 03:15:32,158 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-08-31 03:15:32,159 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-08-31 03:15:32,160 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-08-31 03:15:32,160 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-08-31 03:15:32,161 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-08-31 03:15:32,163 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-08-31 03:15:32,164 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-08-31 03:15:32,165 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-08-31 03:15:32,166 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-08-31 03:15:32,168 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-08-31 03:15:32,169 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-08-31 03:15:32,171 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-08-31 03:15:32,172 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-08-31 03:15:32,173 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-08-31 03:15:32,174 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-08-31 03:15:32,177 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-08-31 03:15:32,177 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-08-31 03:15:32,177 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-08-31 03:15:32,178 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-08-31 03:15:32,178 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-08-31 03:15:32,179 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-08-31 03:15:32,180 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-08-31 03:15:32,180 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-08-31 03:15:32,181 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-08-31 03:15:32,182 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-08-31 03:15:32,183 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-08-31 03:15:32,183 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-08-31 03:15:32,184 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-08-31 03:15:32,184 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-08-31 03:15:32,184 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-08-31 03:15:32,185 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-08-31 03:15:32,186 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-08-31 03:15:32,187 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
[2019-08-31 03:15:32,202 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-08-31 03:15:32,202 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-08-31 03:15:32,203 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-08-31 03:15:32,203 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-08-31 03:15:32,204 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-08-31 03:15:32,204 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-08-31 03:15:32,204 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-08-31 03:15:32,204 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-08-31 03:15:32,204 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-08-31 03:15:32,205 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-08-31 03:15:32,205 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-08-31 03:15:32,205 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-08-31 03:15:32,205 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-08-31 03:15:32,205 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-08-31 03:15:32,206 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-08-31 03:15:32,206 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-08-31 03:15:32,206 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-08-31 03:15:32,206 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-08-31 03:15:32,206 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-08-31 03:15:32,207 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-08-31 03:15:32,207 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-08-31 03:15:32,207 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-08-31 03:15:32,207 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-08-31 03:15:32,207 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-08-31 03:15:32,208 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-08-31 03:15:32,208 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-08-31 03:15:32,208 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-08-31 03:15:32,208 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-08-31 03:15:32,208 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-08-31 03:15:32,240 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-08-31 03:15:32,251 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-08-31 03:15:32,257 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-08-31 03:15:32,259 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-08-31 03:15:32,259 INFO  L275        PluginConnector]: CDTParser initialized
[2019-08-31 03:15:32,260 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/simple-2.i
[2019-08-31 03:15:32,340 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b3d03da3/88cf65952c6c465a9e7a3febb6be171b/FLAG9cf78b37e
[2019-08-31 03:15:32,906 INFO  L306              CDTParser]: Found 1 translation units.
[2019-08-31 03:15:32,907 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/simple-2.i
[2019-08-31 03:15:32,930 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b3d03da3/88cf65952c6c465a9e7a3febb6be171b/FLAG9cf78b37e
[2019-08-31 03:15:33,192 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b3d03da3/88cf65952c6c465a9e7a3febb6be171b
[2019-08-31 03:15:33,205 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-08-31 03:15:33,207 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-08-31 03:15:33,208 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-08-31 03:15:33,208 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-08-31 03:15:33,212 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-08-31 03:15:33,214 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:15:33" (1/1) ...
[2019-08-31 03:15:33,217 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242e6d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33, skipping insertion in model container
[2019-08-31 03:15:33,217 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:15:33" (1/1) ...
[2019-08-31 03:15:33,225 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-08-31 03:15:33,284 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-08-31 03:15:33,715 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-08-31 03:15:33,736 INFO  L188         MainTranslator]: Completed pre-run
[2019-08-31 03:15:33,812 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-08-31 03:15:33,876 INFO  L192         MainTranslator]: Completed translation
[2019-08-31 03:15:33,876 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33 WrapperNode
[2019-08-31 03:15:33,876 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-08-31 03:15:33,877 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-08-31 03:15:33,878 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-08-31 03:15:33,878 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-08-31 03:15:33,889 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33" (1/1) ...
[2019-08-31 03:15:33,890 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33" (1/1) ...
[2019-08-31 03:15:33,905 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33" (1/1) ...
[2019-08-31 03:15:33,905 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33" (1/1) ...
[2019-08-31 03:15:33,920 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33" (1/1) ...
[2019-08-31 03:15:33,925 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33" (1/1) ...
[2019-08-31 03:15:33,929 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33" (1/1) ...
[2019-08-31 03:15:33,940 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-08-31 03:15:33,941 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-08-31 03:15:33,941 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-08-31 03:15:33,941 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-08-31 03:15:33,945 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:15:33" (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
[2019-08-31 03:15:34,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-08-31 03:15:34,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-08-31 03:15:34,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure __bswap_32
[2019-08-31 03:15:34,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure __bswap_64
[2019-08-31 03:15:34,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uint16_identity
[2019-08-31 03:15:34,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uint32_identity
[2019-08-31 03:15:34,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uint64_identity
[2019-08-31 03:15:34,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure myexit
[2019-08-31 03:15:34,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-08-31 03:15:34,005 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-08-31 03:15:34,006 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-08-31 03:15:34,006 INFO  L130     BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max
[2019-08-31 03:15:34,006 INFO  L130     BoogieDeclarations]: Found specification of procedure atof
[2019-08-31 03:15:34,006 INFO  L130     BoogieDeclarations]: Found specification of procedure atoi
[2019-08-31 03:15:34,006 INFO  L130     BoogieDeclarations]: Found specification of procedure atol
[2019-08-31 03:15:34,007 INFO  L130     BoogieDeclarations]: Found specification of procedure atoll
[2019-08-31 03:15:34,007 INFO  L130     BoogieDeclarations]: Found specification of procedure strtod
[2019-08-31 03:15:34,007 INFO  L130     BoogieDeclarations]: Found specification of procedure strtof
[2019-08-31 03:15:34,007 INFO  L130     BoogieDeclarations]: Found specification of procedure strtold
[2019-08-31 03:15:34,007 INFO  L130     BoogieDeclarations]: Found specification of procedure strtol
[2019-08-31 03:15:34,007 INFO  L130     BoogieDeclarations]: Found specification of procedure strtoul
[2019-08-31 03:15:34,008 INFO  L130     BoogieDeclarations]: Found specification of procedure strtoq
[2019-08-31 03:15:34,008 INFO  L130     BoogieDeclarations]: Found specification of procedure strtouq
[2019-08-31 03:15:34,008 INFO  L130     BoogieDeclarations]: Found specification of procedure strtoll
[2019-08-31 03:15:34,008 INFO  L130     BoogieDeclarations]: Found specification of procedure strtoull
[2019-08-31 03:15:34,008 INFO  L130     BoogieDeclarations]: Found specification of procedure l64a
[2019-08-31 03:15:34,008 INFO  L130     BoogieDeclarations]: Found specification of procedure a64l
[2019-08-31 03:15:34,009 INFO  L130     BoogieDeclarations]: Found specification of procedure __bswap_32
[2019-08-31 03:15:34,009 INFO  L130     BoogieDeclarations]: Found specification of procedure __bswap_64
[2019-08-31 03:15:34,009 INFO  L130     BoogieDeclarations]: Found specification of procedure __uint16_identity
[2019-08-31 03:15:34,009 INFO  L130     BoogieDeclarations]: Found specification of procedure __uint32_identity
[2019-08-31 03:15:34,009 INFO  L130     BoogieDeclarations]: Found specification of procedure __uint64_identity
[2019-08-31 03:15:34,009 INFO  L130     BoogieDeclarations]: Found specification of procedure select
[2019-08-31 03:15:34,010 INFO  L130     BoogieDeclarations]: Found specification of procedure pselect
[2019-08-31 03:15:34,010 INFO  L130     BoogieDeclarations]: Found specification of procedure gnu_dev_major
[2019-08-31 03:15:34,010 INFO  L130     BoogieDeclarations]: Found specification of procedure gnu_dev_minor
[2019-08-31 03:15:34,010 INFO  L130     BoogieDeclarations]: Found specification of procedure gnu_dev_makedev
[2019-08-31 03:15:34,010 INFO  L130     BoogieDeclarations]: Found specification of procedure random
[2019-08-31 03:15:34,010 INFO  L130     BoogieDeclarations]: Found specification of procedure srandom
[2019-08-31 03:15:34,011 INFO  L130     BoogieDeclarations]: Found specification of procedure initstate
[2019-08-31 03:15:34,011 INFO  L130     BoogieDeclarations]: Found specification of procedure setstate
[2019-08-31 03:15:34,011 INFO  L130     BoogieDeclarations]: Found specification of procedure random_r
[2019-08-31 03:15:34,011 INFO  L130     BoogieDeclarations]: Found specification of procedure srandom_r
[2019-08-31 03:15:34,011 INFO  L130     BoogieDeclarations]: Found specification of procedure initstate_r
[2019-08-31 03:15:34,011 INFO  L130     BoogieDeclarations]: Found specification of procedure setstate_r
[2019-08-31 03:15:34,012 INFO  L130     BoogieDeclarations]: Found specification of procedure rand
[2019-08-31 03:15:34,012 INFO  L130     BoogieDeclarations]: Found specification of procedure srand
[2019-08-31 03:15:34,012 INFO  L130     BoogieDeclarations]: Found specification of procedure rand_r
[2019-08-31 03:15:34,012 INFO  L130     BoogieDeclarations]: Found specification of procedure drand48
[2019-08-31 03:15:34,012 INFO  L130     BoogieDeclarations]: Found specification of procedure erand48
[2019-08-31 03:15:34,012 INFO  L130     BoogieDeclarations]: Found specification of procedure lrand48
[2019-08-31 03:15:34,013 INFO  L130     BoogieDeclarations]: Found specification of procedure nrand48
[2019-08-31 03:15:34,013 INFO  L130     BoogieDeclarations]: Found specification of procedure mrand48
[2019-08-31 03:15:34,013 INFO  L130     BoogieDeclarations]: Found specification of procedure jrand48
[2019-08-31 03:15:34,013 INFO  L130     BoogieDeclarations]: Found specification of procedure srand48
[2019-08-31 03:15:34,013 INFO  L130     BoogieDeclarations]: Found specification of procedure seed48
[2019-08-31 03:15:34,013 INFO  L130     BoogieDeclarations]: Found specification of procedure lcong48
[2019-08-31 03:15:34,013 INFO  L130     BoogieDeclarations]: Found specification of procedure drand48_r
[2019-08-31 03:15:34,014 INFO  L130     BoogieDeclarations]: Found specification of procedure erand48_r
[2019-08-31 03:15:34,014 INFO  L130     BoogieDeclarations]: Found specification of procedure lrand48_r
[2019-08-31 03:15:34,014 INFO  L130     BoogieDeclarations]: Found specification of procedure nrand48_r
[2019-08-31 03:15:34,014 INFO  L130     BoogieDeclarations]: Found specification of procedure mrand48_r
[2019-08-31 03:15:34,014 INFO  L130     BoogieDeclarations]: Found specification of procedure jrand48_r
[2019-08-31 03:15:34,014 INFO  L130     BoogieDeclarations]: Found specification of procedure srand48_r
[2019-08-31 03:15:34,014 INFO  L130     BoogieDeclarations]: Found specification of procedure seed48_r
[2019-08-31 03:15:34,015 INFO  L130     BoogieDeclarations]: Found specification of procedure lcong48_r
[2019-08-31 03:15:34,015 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2019-08-31 03:15:34,015 INFO  L130     BoogieDeclarations]: Found specification of procedure calloc
[2019-08-31 03:15:34,015 INFO  L130     BoogieDeclarations]: Found specification of procedure realloc
[2019-08-31 03:15:34,015 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2019-08-31 03:15:34,015 INFO  L130     BoogieDeclarations]: Found specification of procedure alloca
[2019-08-31 03:15:34,016 INFO  L130     BoogieDeclarations]: Found specification of procedure valloc
[2019-08-31 03:15:34,016 INFO  L130     BoogieDeclarations]: Found specification of procedure posix_memalign
[2019-08-31 03:15:34,016 INFO  L130     BoogieDeclarations]: Found specification of procedure aligned_alloc
[2019-08-31 03:15:34,016 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2019-08-31 03:15:34,016 INFO  L130     BoogieDeclarations]: Found specification of procedure atexit
[2019-08-31 03:15:34,016 INFO  L130     BoogieDeclarations]: Found specification of procedure at_quick_exit
[2019-08-31 03:15:34,017 INFO  L130     BoogieDeclarations]: Found specification of procedure on_exit
[2019-08-31 03:15:34,017 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2019-08-31 03:15:34,017 INFO  L130     BoogieDeclarations]: Found specification of procedure quick_exit
[2019-08-31 03:15:34,017 INFO  L130     BoogieDeclarations]: Found specification of procedure _Exit
[2019-08-31 03:15:34,017 INFO  L130     BoogieDeclarations]: Found specification of procedure getenv
[2019-08-31 03:15:34,017 INFO  L130     BoogieDeclarations]: Found specification of procedure putenv
[2019-08-31 03:15:34,017 INFO  L130     BoogieDeclarations]: Found specification of procedure setenv
[2019-08-31 03:15:34,018 INFO  L130     BoogieDeclarations]: Found specification of procedure unsetenv
[2019-08-31 03:15:34,018 INFO  L130     BoogieDeclarations]: Found specification of procedure clearenv
[2019-08-31 03:15:34,018 INFO  L130     BoogieDeclarations]: Found specification of procedure mktemp
[2019-08-31 03:15:34,018 INFO  L130     BoogieDeclarations]: Found specification of procedure mkstemp
[2019-08-31 03:15:34,018 INFO  L130     BoogieDeclarations]: Found specification of procedure mkstemps
[2019-08-31 03:15:34,018 INFO  L130     BoogieDeclarations]: Found specification of procedure mkdtemp
[2019-08-31 03:15:34,019 INFO  L130     BoogieDeclarations]: Found specification of procedure system
[2019-08-31 03:15:34,019 INFO  L130     BoogieDeclarations]: Found specification of procedure realpath
[2019-08-31 03:15:34,019 INFO  L130     BoogieDeclarations]: Found specification of procedure bsearch
[2019-08-31 03:15:34,019 INFO  L130     BoogieDeclarations]: Found specification of procedure qsort
[2019-08-31 03:15:34,019 INFO  L130     BoogieDeclarations]: Found specification of procedure abs
[2019-08-31 03:15:34,019 INFO  L130     BoogieDeclarations]: Found specification of procedure labs
[2019-08-31 03:15:34,020 INFO  L130     BoogieDeclarations]: Found specification of procedure llabs
[2019-08-31 03:15:34,020 INFO  L130     BoogieDeclarations]: Found specification of procedure div
[2019-08-31 03:15:34,020 INFO  L130     BoogieDeclarations]: Found specification of procedure ldiv
[2019-08-31 03:15:34,020 INFO  L130     BoogieDeclarations]: Found specification of procedure lldiv
[2019-08-31 03:15:34,020 INFO  L130     BoogieDeclarations]: Found specification of procedure ecvt
[2019-08-31 03:15:34,020 INFO  L130     BoogieDeclarations]: Found specification of procedure fcvt
[2019-08-31 03:15:34,020 INFO  L130     BoogieDeclarations]: Found specification of procedure gcvt
[2019-08-31 03:15:34,020 INFO  L130     BoogieDeclarations]: Found specification of procedure qecvt
[2019-08-31 03:15:34,021 INFO  L130     BoogieDeclarations]: Found specification of procedure qfcvt
[2019-08-31 03:15:34,021 INFO  L130     BoogieDeclarations]: Found specification of procedure qgcvt
[2019-08-31 03:15:34,021 INFO  L130     BoogieDeclarations]: Found specification of procedure ecvt_r
[2019-08-31 03:15:34,021 INFO  L130     BoogieDeclarations]: Found specification of procedure fcvt_r
[2019-08-31 03:15:34,021 INFO  L130     BoogieDeclarations]: Found specification of procedure qecvt_r
[2019-08-31 03:15:34,021 INFO  L130     BoogieDeclarations]: Found specification of procedure qfcvt_r
[2019-08-31 03:15:34,021 INFO  L130     BoogieDeclarations]: Found specification of procedure mblen
[2019-08-31 03:15:34,022 INFO  L130     BoogieDeclarations]: Found specification of procedure mbtowc
[2019-08-31 03:15:34,022 INFO  L130     BoogieDeclarations]: Found specification of procedure wctomb
[2019-08-31 03:15:34,022 INFO  L130     BoogieDeclarations]: Found specification of procedure mbstowcs
[2019-08-31 03:15:34,022 INFO  L130     BoogieDeclarations]: Found specification of procedure wcstombs
[2019-08-31 03:15:34,022 INFO  L130     BoogieDeclarations]: Found specification of procedure rpmatch
[2019-08-31 03:15:34,022 INFO  L130     BoogieDeclarations]: Found specification of procedure getsubopt
[2019-08-31 03:15:34,022 INFO  L130     BoogieDeclarations]: Found specification of procedure getloadavg
[2019-08-31 03:15:34,023 INFO  L130     BoogieDeclarations]: Found specification of procedure myexit
[2019-08-31 03:15:34,023 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-08-31 03:15:34,023 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2019-08-31 03:15:34,023 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2019-08-31 03:15:34,023 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-08-31 03:15:34,023 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-08-31 03:15:34,024 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2019-08-31 03:15:34,024 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-08-31 03:15:34,024 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-08-31 03:15:34,024 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-08-31 03:15:34,401 INFO  L684   $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true;
[2019-08-31 03:15:34,537 INFO  L278             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-08-31 03:15:34,537 INFO  L283             CfgBuilder]: Removed 2 assume(true) statements.
[2019-08-31 03:15:34,539 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:15:34 BoogieIcfgContainer
[2019-08-31 03:15:34,539 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-08-31 03:15:34,540 INFO  L113        PluginConnector]: ------------------------Sifa----------------------------
[2019-08-31 03:15:34,540 INFO  L271        PluginConnector]: Initializing Sifa...
[2019-08-31 03:15:34,540 INFO  L275        PluginConnector]: Sifa initialized
[2019-08-31 03:15:34,542 INFO  L185        PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:15:34" (1/1) ...
[2019-08-31 03:15:34,581 INFO  L162        IcfgInterpreter]: Started Sifa with 1 locations of interest
[2019-08-31 03:15:34,581 INFO  L169        IcfgInterpreter]: Building call graph
[2019-08-31 03:15:34,591 INFO  L174        IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-08-31 03:15:34,606 INFO  L179        IcfgInterpreter]: Starting interpretation
[2019-08-31 03:15:34,608 INFO  L199        IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-08-31 03:15:34,712 INFO  L375             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2019-08-31 03:15:34,712 INFO  L496         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2019-08-31 03:15:34,728 INFO  L567         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2019-08-31 03:15:34,728 INFO  L496         ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2019-08-31 03:15:34,729 INFO  L221         ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12
[2019-08-31 03:15:34,746 INFO  L199        IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs
[2019-08-31 03:15:34,774 WARN  L98          DagInterpreter]: A function never reaches its return
[2019-08-31 03:15:34,895 INFO  L496         ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:34,908 INFO  L496         ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:34,923 INFO  L496         ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:34,937 INFO  L496         ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:35,523 WARN  L188               SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 87
[2019-08-31 03:15:35,523 INFO  L567         ElimStorePlain]: treesize reduction 645, result has 20.7 percent of original size
[2019-08-31 03:15:35,530 INFO  L496         ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:35,641 WARN  L188               SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 83
[2019-08-31 03:15:35,641 INFO  L567         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2019-08-31 03:15:35,643 INFO  L496         ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars,  End of recursive call: 2 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:35,643 INFO  L221         ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:861, output treesize:156
[2019-08-31 03:15:35,671 INFO  L319       QuantifierPusher]: Applying distributivity, recursing on 2 terms
[2019-08-31 03:15:35,726 INFO  L496         ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:37,018 WARN  L188               SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 130 DAG size of output: 119
[2019-08-31 03:15:37,019 INFO  L567         ElimStorePlain]: treesize reduction 190, result has 65.4 percent of original size
[2019-08-31 03:15:37,021 INFO  L496         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars,  End of recursive call: 3 dim-0 vars,  and 2 xjuncts.
[2019-08-31 03:15:37,022 INFO  L221         ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:545, output treesize:359
[2019-08-31 03:15:37,099 INFO  L496         ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:37,116 INFO  L496         ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:37,135 INFO  L496         ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:37,148 INFO  L496         ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:40,730 WARN  L188               SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 162 DAG size of output: 146
[2019-08-31 03:15:40,730 INFO  L567         ElimStorePlain]: treesize reduction 454, result has 49.2 percent of original size
[2019-08-31 03:15:40,741 INFO  L496         ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:40,756 INFO  L496         ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:41,654 WARN  L188               SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 139
[2019-08-31 03:15:41,655 INFO  L567         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2019-08-31 03:15:41,658 INFO  L496         ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars,  End of recursive call: 9 dim-0 vars,  and 2 xjuncts.
[2019-08-31 03:15:41,660 INFO  L221         ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:941, output treesize:415
[2019-08-31 03:15:41,706 INFO  L319       QuantifierPusher]: Applying distributivity, recursing on 2 terms
[2019-08-31 03:15:41,709 INFO  L319       QuantifierPusher]: Applying distributivity, recursing on 2 terms
[2019-08-31 03:15:41,773 INFO  L496         ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:41,826 INFO  L496         ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:15:41,896 INFO  L496         ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:16:06,317 WARN  L188               SmtUtils]: Spent 24.42 s on a formula simplification. DAG size of input: 216 DAG size of output: 206
[2019-08-31 03:16:06,317 INFO  L567         ElimStorePlain]: treesize reduction 208, result has 82.8 percent of original size
[2019-08-31 03:16:06,321 INFO  L496         ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 1 dim-2 vars,  End of recursive call: 14 dim-0 vars,  and 4 xjuncts.
[2019-08-31 03:16:06,322 INFO  L221         ElimStorePlain]: Needed 4 recursive calls to eliminate 12 variables, input treesize:1172, output treesize:1002
[2019-08-31 03:16:06,482 INFO  L496         ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:16:06,501 INFO  L496         ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:16:07,053 INFO  L496         ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:16:07,870 INFO  L496         ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:16:09,522 INFO  L496         ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:16:09,533 INFO  L496         ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:16:09,661 INFO  L496         ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:16:09,682 INFO  L496         ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:18:42,040 WARN  L188               SmtUtils]: Spent 2.54 m on a formula simplification. DAG size of input: 274 DAG size of output: 246
[2019-08-31 03:18:42,041 INFO  L567         ElimStorePlain]: treesize reduction 1169, result has 49.3 percent of original size
[2019-08-31 03:18:42,137 INFO  L496         ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:18:42,251 INFO  L496         ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:18:42,352 INFO  L496         ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:18:42,783 INFO  L496         ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:19:33,044 WARN  L188               SmtUtils]: Spent 50.26 s on a formula simplification that was a NOOP. DAG size: 239
[2019-08-31 03:19:33,044 INFO  L567         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2019-08-31 03:19:33,050 INFO  L496         ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 2 dim-2 vars,  End of recursive call: 26 dim-0 vars,  and 4 xjuncts.
[2019-08-31 03:19:33,050 INFO  L221         ElimStorePlain]: Needed 13 recursive calls to eliminate 18 variables, input treesize:2403, output treesize:1090
[2019-08-31 03:19:36,178 INFO  L319       QuantifierPusher]: Applying distributivity, recursing on 2 terms
[2019-08-31 03:19:36,179 INFO  L319       QuantifierPusher]: Applying distributivity, recursing on 2 terms
[2019-08-31 03:19:36,182 INFO  L319       QuantifierPusher]: Applying distributivity, recursing on 2 terms
[2019-08-31 03:19:37,519 INFO  L496         ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:19:37,752 INFO  L496         ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:19:39,790 INFO  L496         ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:19:41,829 INFO  L496         ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:19:43,650 INFO  L496         ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:19:45,671 INFO  L496         ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.
[2019-08-31 03:19:47,153 INFO  L496         ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars,  End of recursive call: 1 dim-0 vars,  and 1 xjuncts.