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-properties/list_search-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:26:46,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:26:46,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:26:46,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:26:46,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:26:46,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:26:46,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:26:46,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:26:46,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:26:46,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:26:46,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:26:46,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:26:46,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:26:46,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:26:46,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:26:46,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:26:46,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:26:46,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:26:46,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:26:46,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:26:46,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:26:46,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:26:46,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:26:46,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:26:46,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:26:46,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:26:46,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:26:46,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:26:46,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:26:46,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:26:46,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:26:46,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:26:46,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:26:46,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:26:46,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:26:46,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:26:46,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:26:46,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:26:46,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:26:46,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:26:46,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:26:46,900 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 02:26:46,922 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:26:46,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:26:46,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:26:46,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:26:46,924 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:26:46,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:26:46,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:26:46,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:26:46,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:26:46,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:26:46,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:26:46,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:26:46,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:26:46,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:26:46,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:26:46,928 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:26:46,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:26:46,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:26:46,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:26:46,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:26:46,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:26:46,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:26:46,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:26:46,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:26:46,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:26:46,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:26:46,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:26:46,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:26:46,930 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 02:26:47,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:26:47,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:26:47,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:26:47,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:26:47,202 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:26:47,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_search-2.i [2019-10-14 02:26:47,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df575ad05/980dcc33c3b64039851d55191d0cb979/FLAG295402b1d [2019-10-14 02:26:47,852 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:26:47,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_search-2.i [2019-10-14 02:26:47,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df575ad05/980dcc33c3b64039851d55191d0cb979/FLAG295402b1d [2019-10-14 02:26:48,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df575ad05/980dcc33c3b64039851d55191d0cb979 [2019-10-14 02:26:48,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:26:48,098 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:26:48,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:26:48,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:26:48,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:26:48,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:26:48" (1/1) ... [2019-10-14 02:26:48,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318fb035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48, skipping insertion in model container [2019-10-14 02:26:48,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:26:48" (1/1) ... [2019-10-14 02:26:48,114 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:26:48,167 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:26:48,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:26:48,699 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:26:48,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:26:48,863 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:26:48,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48 WrapperNode [2019-10-14 02:26:48,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:26:48,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:26:48,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:26:48,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:26:48,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48" (1/1) ... [2019-10-14 02:26:48,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48" (1/1) ... [2019-10-14 02:26:48,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48" (1/1) ... [2019-10-14 02:26:48,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48" (1/1) ... [2019-10-14 02:26:48,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48" (1/1) ... [2019-10-14 02:26:48,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48" (1/1) ... [2019-10-14 02:26:48,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48" (1/1) ... [2019-10-14 02:26:48,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:26:48,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:26:48,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:26:48,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:26:48,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:48" (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 02:26:49,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:26:49,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:26:49,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-14 02:26:49,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-14 02:26:49,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-14 02:26:49,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-14 02:26:49,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-14 02:26:49,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-14 02:26:49,024 INFO L138 BoogieDeclarations]: Found implementation of procedure search_list [2019-10-14 02:26:49,025 INFO L138 BoogieDeclarations]: Found implementation of procedure delete_list [2019-10-14 02:26:49,025 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_list [2019-10-14 02:26:49,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:26:49,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:26:49,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-14 02:26:49,026 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2019-10-14 02:26:49,026 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2019-10-14 02:26:49,026 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2019-10-14 02:26:49,026 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2019-10-14 02:26:49,026 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2019-10-14 02:26:49,027 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2019-10-14 02:26:49,027 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2019-10-14 02:26:49,027 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2019-10-14 02:26:49,027 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2019-10-14 02:26:49,027 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2019-10-14 02:26:49,028 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2019-10-14 02:26:49,028 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2019-10-14 02:26:49,028 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2019-10-14 02:26:49,028 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2019-10-14 02:26:49,028 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2019-10-14 02:26:49,028 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2019-10-14 02:26:49,029 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2019-10-14 02:26:49,029 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2019-10-14 02:26:49,029 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2019-10-14 02:26:49,029 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2019-10-14 02:26:49,029 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2019-10-14 02:26:49,030 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2019-10-14 02:26:49,030 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2019-10-14 02:26:49,030 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2019-10-14 02:26:49,030 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2019-10-14 02:26:49,030 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2019-10-14 02:26:49,031 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2019-10-14 02:26:49,031 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2019-10-14 02:26:49,031 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-10-14 02:26:49,031 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2019-10-14 02:26:49,031 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2019-10-14 02:26:49,031 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2019-10-14 02:26:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2019-10-14 02:26:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2019-10-14 02:26:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2019-10-14 02:26:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2019-10-14 02:26:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2019-10-14 02:26:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2019-10-14 02:26:49,033 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:26:49,033 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-14 02:26:49,033 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2019-10-14 02:26:49,033 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2019-10-14 02:26:49,033 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2019-10-14 02:26:49,034 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-14 02:26:49,034 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-10-14 02:26:49,034 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2019-10-14 02:26:49,034 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2019-10-14 02:26:49,034 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2019-10-14 02:26:49,035 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2019-10-14 02:26:49,035 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-14 02:26:49,035 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2019-10-14 02:26:49,035 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2019-10-14 02:26:49,035 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2019-10-14 02:26:49,035 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2019-10-14 02:26:49,036 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-10-14 02:26:49,036 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2019-10-14 02:26:49,036 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2019-10-14 02:26:49,036 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2019-10-14 02:26:49,036 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2019-10-14 02:26:49,037 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2019-10-14 02:26:49,037 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2019-10-14 02:26:49,037 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2019-10-14 02:26:49,037 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2019-10-14 02:26:49,037 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2019-10-14 02:26:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2019-10-14 02:26:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2019-10-14 02:26:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2019-10-14 02:26:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2019-10-14 02:26:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2019-10-14 02:26:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2019-10-14 02:26:49,039 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2019-10-14 02:26:49,039 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2019-10-14 02:26:49,039 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 02:26:49,039 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2019-10-14 02:26:49,039 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2019-10-14 02:26:49,040 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2019-10-14 02:26:49,040 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2019-10-14 02:26:49,040 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2019-10-14 02:26:49,040 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2019-10-14 02:26:49,040 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2019-10-14 02:26:49,041 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2019-10-14 02:26:49,041 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2019-10-14 02:26:49,041 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2019-10-14 02:26:49,041 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2019-10-14 02:26:49,041 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2019-10-14 02:26:49,041 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2019-10-14 02:26:49,042 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2019-10-14 02:26:49,042 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2019-10-14 02:26:49,042 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2019-10-14 02:26:49,042 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2019-10-14 02:26:49,042 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2019-10-14 02:26:49,042 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2019-10-14 02:26:49,043 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2019-10-14 02:26:49,043 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2019-10-14 02:26:49,043 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2019-10-14 02:26:49,043 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2019-10-14 02:26:49,043 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2019-10-14 02:26:49,043 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2019-10-14 02:26:49,044 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2019-10-14 02:26:49,044 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2019-10-14 02:26:49,044 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-14 02:26:49,044 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-14 02:26:49,044 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-14 02:26:49,044 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-14 02:26:49,045 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-14 02:26:49,045 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-14 02:26:49,045 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-14 02:26:49,045 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-14 02:26:49,045 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-14 02:26:49,046 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-14 02:26:49,046 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-14 02:26:49,046 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-14 02:26:49,046 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-14 02:26:49,046 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-14 02:26:49,046 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-14 02:26:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-14 02:26:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-14 02:26:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-14 02:26:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-14 02:26:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-14 02:26:49,048 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-14 02:26:49,048 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-14 02:26:49,048 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-14 02:26:49,048 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-14 02:26:49,048 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-14 02:26:49,049 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-14 02:26:49,049 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-14 02:26:49,049 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-14 02:26:49,049 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-14 02:26:49,049 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-14 02:26:49,049 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-14 02:26:49,050 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-14 02:26:49,050 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-14 02:26:49,050 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-14 02:26:49,050 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-14 02:26:49,050 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-14 02:26:49,051 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-14 02:26:49,051 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-14 02:26:49,051 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-14 02:26:49,051 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-14 02:26:49,051 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-14 02:26:49,051 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-14 02:26:49,052 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-14 02:26:49,052 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-14 02:26:49,052 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-14 02:26:49,052 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-14 02:26:49,052 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-14 02:26:49,052 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-14 02:26:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-14 02:26:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-14 02:26:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-14 02:26:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-14 02:26:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-14 02:26:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-14 02:26:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-14 02:26:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:26:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-14 02:26:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-14 02:26:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:26:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-14 02:26:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-14 02:26:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-14 02:26:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-14 02:26:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-14 02:26:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-14 02:26:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-14 02:26:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-14 02:26:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 02:26:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-14 02:26:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-14 02:26:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-14 02:26:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-14 02:26:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-14 02:26:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-14 02:26:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-14 02:26:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-14 02:26:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-14 02:26:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-14 02:26:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-14 02:26:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-14 02:26:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-14 02:26:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-14 02:26:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-14 02:26:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-14 02:26:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-14 02:26:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-14 02:26:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-14 02:26:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-14 02:26:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-14 02:26:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-14 02:26:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-14 02:26:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-14 02:26:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-14 02:26:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-14 02:26:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-14 02:26:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-14 02:26:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-14 02:26:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-14 02:26:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-14 02:26:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-14 02:26:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-14 02:26:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-14 02:26:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-14 02:26:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-14 02:26:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-14 02:26:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-14 02:26:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-14 02:26:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure search_list [2019-10-14 02:26:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:26:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:26:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure delete_list [2019-10-14 02:26:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:26:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:26:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure insert_list [2019-10-14 02:26:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:26:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:26:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:26:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:26:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:26:49,824 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:26:49,824 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 02:26:49,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:26:49 BoogieIcfgContainer [2019-10-14 02:26:49,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:26:49,826 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:26:49,826 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:26:49,826 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:26:49,828 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:26:49" (1/1) ... [2019-10-14 02:26:49,828 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 02:26:49,852 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:26:49,852 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:26:49,859 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:26:49,867 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:26:49,869 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:26:50,045 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 37 for LOIs [2019-10-14 02:26:51,288 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 34 for LOIs [2019-10-14 02:26:51,295 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:26:51,295 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:26:51,297 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 101#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (exists ((v_prenex_4 Int) (v_prenex_5 Int) (v_main_~temp~0.base_BEFORE_CALL_1 Int) (v_main_~temp~0.offset_BEFORE_CALL_1 Int)) (or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (= ~head~0.offset 0) (<= ~head~0.offset 0) (<= |#NULL.base| 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (not (= (select (select |#memory_int| v_prenex_4) v_prenex_5) 2)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= (select (select |#memory_int| v_main_~temp~0.base_BEFORE_CALL_1) v_main_~temp~0.offset_BEFORE_CALL_1) 2) (= |__VERIFIER_assert_#in~cond| 1) (= ~head~0.offset 0) (<= ~head~0.offset 0) (<= |#NULL.base| 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)))) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-10-14 02:26:51,309 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:26:51,310 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:26:51,311 INFO L168 Benchmark]: Toolchain (without parser) took 3213.55 ms. Allocated memory was 138.4 MB in the beginning and 249.6 MB in the end (delta: 111.1 MB). Free memory was 100.3 MB in the beginning and 174.0 MB in the end (delta: -73.6 MB). Peak memory consumption was 37.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:51,312 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 02:26:51,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.30 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 147.4 MB in the end (delta: -47.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:51,314 INFO L168 Benchmark]: Boogie Preprocessor took 94.72 ms. Allocated memory is still 202.4 MB. Free memory was 147.4 MB in the beginning and 143.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:51,314 INFO L168 Benchmark]: RCFGBuilder took 865.29 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 143.4 MB in the beginning and 181.0 MB in the end (delta: -37.6 MB). Peak memory consumption was 59.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:51,315 INFO L168 Benchmark]: Sifa took 1483.68 ms. Allocated memory was 235.4 MB in the beginning and 249.6 MB in the end (delta: 14.2 MB). Free memory was 181.0 MB in the beginning and 174.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:51,318 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 138.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 766.30 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 147.4 MB in the end (delta: -47.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.72 ms. Allocated memory is still 202.4 MB. Free memory was 147.4 MB in the beginning and 143.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 865.29 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 143.4 MB in the beginning and 181.0 MB in the end (delta: -37.6 MB). Peak memory consumption was 59.9 MB. Max. memory is 7.1 GB. * Sifa took 1483.68 ms. Allocated memory was 235.4 MB in the beginning and 249.6 MB in the end (delta: 14.2 MB). Free memory was 181.0 MB in the beginning and 174.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 21.2 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]: 1445, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 34, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 24, TOOLS_POST_TIME[ms]: 951, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 42, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 170, TOOLS_QUANTIFIERELIM_APPLICATIONS: 38, TOOLS_QUANTIFIERELIM_TIME[ms]: 1137, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 832, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 39, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 10, DOMAIN_JOIN_TIME[ms]: 125, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 69, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 169, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 169, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1022, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1022, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 86, DAG_COMPRESSION_RETAINED_NODES: 53 - UnprovableResult [Line: 4]: 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 101#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (exists ((v_prenex_4 Int) (v_prenex_5 Int) (v_main_~temp~0.base_BEFORE_CALL_1 Int) (v_main_~temp~0.offset_BEFORE_CALL_1 Int)) (or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (= ~head~0.offset 0) (<= ~head~0.offset 0) (<= |#NULL.base| 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (not (= (select (select |#memory_int| v_prenex_4) v_prenex_5) 2)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= (select (select |#memory_int| v_main_~temp~0.base_BEFORE_CALL_1) v_main_~temp~0.offset_BEFORE_CALL_1) 2) (= |__VERIFIER_assert_#in~cond| 1) (= ~head~0.offset 0) (<= ~head~0.offset 0) (<= |#NULL.base| 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)))) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...