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 0.1.24-13a467a-m [2019-10-15 06:31:59,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:31:59,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:31:59,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:31:59,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:31:59,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:31:59,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:31:59,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:31:59,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:31:59,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:31:59,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:31:59,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:31:59,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:31:59,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:31:59,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:31:59,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:31:59,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:31:59,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:31:59,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:31:59,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:31:59,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:31:59,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:31:59,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:31:59,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:31:59,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:31:59,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:31:59,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:31:59,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:31:59,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:31:59,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:31:59,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:31:59,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:31:59,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:31:59,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:31:59,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:31:59,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:31:59,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:31:59,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:31:59,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:31:59,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:31:59,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:31:59,493 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 [2019-10-15 06:31:59,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:31:59,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:31:59,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:31:59,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:31:59,524 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:31:59,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:31:59,524 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:31:59,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:31:59,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:31:59,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:31:59,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:31:59,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:31:59,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:31:59,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:31:59,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:31:59,527 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:31:59,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:31:59,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:31:59,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:31:59,528 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:31:59,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:31:59,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:31:59,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:31:59,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:31:59,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:31:59,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:31:59,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:31:59,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:31:59,529 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 [2019-10-15 06:31:59,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:31:59,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:31:59,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:31:59,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:31:59,841 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:31:59,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_search-2.i [2019-10-15 06:31:59,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60f851786/166d5ea3277d4e7cb4ad76d4f4f54410/FLAGc1760ec84 [2019-10-15 06:32:00,562 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:32:00,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_search-2.i [2019-10-15 06:32:00,585 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60f851786/166d5ea3277d4e7cb4ad76d4f4f54410/FLAGc1760ec84 [2019-10-15 06:32:00,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60f851786/166d5ea3277d4e7cb4ad76d4f4f54410 [2019-10-15 06:32:00,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:32:00,784 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:32:00,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:32:00,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:32:00,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:32:00,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:32:00" (1/1) ... [2019-10-15 06:32:00,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320bbd13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:00, skipping insertion in model container [2019-10-15 06:32:00,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:32:00" (1/1) ... [2019-10-15 06:32:00,803 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:32:00,861 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:32:01,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:32:01,498 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:32:01,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:32:01,710 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:32:01,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:01 WrapperNode [2019-10-15 06:32:01,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:32:01,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:32:01,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:32:01,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:32:01,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:01" (1/1) ... [2019-10-15 06:32:01,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:01" (1/1) ... [2019-10-15 06:32:01,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:01" (1/1) ... [2019-10-15 06:32:01,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:01" (1/1) ... [2019-10-15 06:32:01,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:01" (1/1) ... [2019-10-15 06:32:01,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:01" (1/1) ... [2019-10-15 06:32:01,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:01" (1/1) ... [2019-10-15 06:32:01,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:32:01,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:32:01,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:32:01,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:32:01,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:01" (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 [2019-10-15 06:32:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:32:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:32:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 06:32:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-15 06:32:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-15 06:32:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-15 06:32:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-15 06:32:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-15 06:32:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure search_list [2019-10-15 06:32:01,913 INFO L138 BoogieDeclarations]: Found implementation of procedure delete_list [2019-10-15 06:32:01,913 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_list [2019-10-15 06:32:01,913 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:32:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:32:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 06:32:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2019-10-15 06:32:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2019-10-15 06:32:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2019-10-15 06:32:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2019-10-15 06:32:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2019-10-15 06:32:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2019-10-15 06:32:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2019-10-15 06:32:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2019-10-15 06:32:01,917 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2019-10-15 06:32:01,918 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2019-10-15 06:32:01,918 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2019-10-15 06:32:01,919 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2019-10-15 06:32:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2019-10-15 06:32:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2019-10-15 06:32:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2019-10-15 06:32:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2019-10-15 06:32:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2019-10-15 06:32:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2019-10-15 06:32:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2019-10-15 06:32:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2019-10-15 06:32:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2019-10-15 06:32:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2019-10-15 06:32:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2019-10-15 06:32:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2019-10-15 06:32:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2019-10-15 06:32:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2019-10-15 06:32:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2019-10-15 06:32:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2019-10-15 06:32:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-10-15 06:32:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2019-10-15 06:32:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2019-10-15 06:32:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2019-10-15 06:32:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2019-10-15 06:32:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2019-10-15 06:32:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2019-10-15 06:32:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2019-10-15 06:32:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2019-10-15 06:32:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2019-10-15 06:32:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:32:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-15 06:32:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2019-10-15 06:32:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2019-10-15 06:32:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2019-10-15 06:32:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-15 06:32:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-10-15 06:32:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2019-10-15 06:32:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2019-10-15 06:32:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2019-10-15 06:32:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2019-10-15 06:32:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-15 06:32:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2019-10-15 06:32:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2019-10-15 06:32:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2019-10-15 06:32:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2019-10-15 06:32:01,929 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-10-15 06:32:01,929 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2019-10-15 06:32:01,930 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2019-10-15 06:32:01,930 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2019-10-15 06:32:01,930 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2019-10-15 06:32:01,931 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2019-10-15 06:32:01,931 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2019-10-15 06:32:01,931 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2019-10-15 06:32:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2019-10-15 06:32:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2019-10-15 06:32:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2019-10-15 06:32:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2019-10-15 06:32:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2019-10-15 06:32:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2019-10-15 06:32:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2019-10-15 06:32:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2019-10-15 06:32:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2019-10-15 06:32:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2019-10-15 06:32:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-15 06:32:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2019-10-15 06:32:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2019-10-15 06:32:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2019-10-15 06:32:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2019-10-15 06:32:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2019-10-15 06:32:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2019-10-15 06:32:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2019-10-15 06:32:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2019-10-15 06:32:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2019-10-15 06:32:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2019-10-15 06:32:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2019-10-15 06:32:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2019-10-15 06:32:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2019-10-15 06:32:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2019-10-15 06:32:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2019-10-15 06:32:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2019-10-15 06:32:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2019-10-15 06:32:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2019-10-15 06:32:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2019-10-15 06:32:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2019-10-15 06:32:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2019-10-15 06:32:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2019-10-15 06:32:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2019-10-15 06:32:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2019-10-15 06:32:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2019-10-15 06:32:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2019-10-15 06:32:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2019-10-15 06:32:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-15 06:32:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-15 06:32:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-15 06:32:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-15 06:32:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-15 06:32:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-15 06:32:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-15 06:32:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-15 06:32:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-15 06:32:01,942 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-15 06:32:01,942 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-15 06:32:01,942 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-15 06:32:01,942 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-15 06:32:01,942 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-15 06:32:01,943 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-15 06:32:01,943 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-15 06:32:01,943 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-15 06:32:01,943 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-15 06:32:01,943 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-15 06:32:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-15 06:32:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-15 06:32:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-15 06:32:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-15 06:32:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-15 06:32:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-15 06:32:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-15 06:32:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-15 06:32:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-15 06:32:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-15 06:32:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-15 06:32:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-15 06:32:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-15 06:32:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-15 06:32:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-15 06:32:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-15 06:32:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-15 06:32:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-15 06:32:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-15 06:32:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-15 06:32:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-15 06:32:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-15 06:32:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-15 06:32:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-15 06:32:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-15 06:32:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-15 06:32:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-15 06:32:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-15 06:32:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-15 06:32:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-15 06:32:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-15 06:32:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-15 06:32:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-15 06:32:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-15 06:32:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-15 06:32:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-15 06:32:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:32:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 06:32:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-15 06:32:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:32:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-15 06:32:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-15 06:32:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-15 06:32:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-15 06:32:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-15 06:32:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-15 06:32:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-15 06:32:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-15 06:32:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 06:32:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-15 06:32:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-15 06:32:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-15 06:32:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-15 06:32:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-15 06:32:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-15 06:32:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-15 06:32:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-15 06:32:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-15 06:32:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-15 06:32:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-15 06:32:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-15 06:32:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-15 06:32:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-15 06:32:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-15 06:32:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-15 06:32:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-15 06:32:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-15 06:32:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-15 06:32:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-15 06:32:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-15 06:32:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-15 06:32:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-15 06:32:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-15 06:32:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-15 06:32:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-15 06:32:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-15 06:32:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-15 06:32:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-15 06:32:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-15 06:32:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-15 06:32:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-15 06:32:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-15 06:32:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-15 06:32:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-15 06:32:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-15 06:32:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-15 06:32:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-15 06:32:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-15 06:32:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure search_list [2019-10-15 06:32:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:32:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:32:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure delete_list [2019-10-15 06:32:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:32:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:32:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure insert_list [2019-10-15 06:32:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:32:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:32:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:32:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:32:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:32:02,794 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:32:02,795 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-15 06:32:02,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:32:02 BoogieIcfgContainer [2019-10-15 06:32:02,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:32:02,797 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:32:02,797 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:32:02,797 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:32:02,799 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:32:02" (1/1) ... [2019-10-15 06:32:02,799 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 [2019-10-15 06:32:02,833 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:32:02,833 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:32:02,843 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:32:02,856 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:32:02,857 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:32:03,063 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 37 for LOIs [2019-10-15 06:32:04,374 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 34 for LOIs [2019-10-15 06:32:04,382 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:32:04,396 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:32:04,396 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:32:04,398 INFO L168 Benchmark]: Toolchain (without parser) took 3614.08 ms. Allocated memory was 135.8 MB in the beginning and 254.8 MB in the end (delta: 119.0 MB). Free memory was 98.4 MB in the beginning and 183.5 MB in the end (delta: -85.1 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:04,399 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:32:04,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.34 ms. Allocated memory was 135.8 MB in the beginning and 200.3 MB in the end (delta: 64.5 MB). Free memory was 98.2 MB in the beginning and 143.1 MB in the end (delta: -44.9 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:04,401 INFO L168 Benchmark]: Boogie Preprocessor took 127.78 ms. Allocated memory is still 200.3 MB. Free memory was 143.1 MB in the beginning and 138.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:04,402 INFO L168 Benchmark]: RCFGBuilder took 953.25 ms. Allocated memory was 200.3 MB in the beginning and 228.1 MB in the end (delta: 27.8 MB). Free memory was 138.9 MB in the beginning and 176.7 MB in the end (delta: -37.9 MB). Peak memory consumption was 63.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:04,403 INFO L168 Benchmark]: Sifa took 1599.71 ms. Allocated memory was 228.1 MB in the beginning and 254.8 MB in the end (delta: 26.7 MB). Free memory was 175.3 MB in the beginning and 183.5 MB in the end (delta: -8.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:04,406 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 926.34 ms. Allocated memory was 135.8 MB in the beginning and 200.3 MB in the end (delta: 64.5 MB). Free memory was 98.2 MB in the beginning and 143.1 MB in the end (delta: -44.9 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.78 ms. Allocated memory is still 200.3 MB. Free memory was 143.1 MB in the beginning and 138.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 953.25 ms. Allocated memory was 200.3 MB in the beginning and 228.1 MB in the end (delta: 27.8 MB). Free memory was 138.9 MB in the beginning and 176.7 MB in the end (delta: -37.9 MB). Peak memory consumption was 63.2 MB. Max. memory is 7.1 GB. * Sifa took 1599.71 ms. Allocated memory was 228.1 MB in the beginning and 254.8 MB in the end (delta: 26.7 MB). Free memory was 175.3 MB in the beginning and 183.5 MB in the end (delta: -8.2 MB). Peak memory consumption was 18.6 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]: 1549, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 34, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 24, TOOLS_POST_TIME[ms]: 1007, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 50, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 203, TOOLS_QUANTIFIERELIM_APPLICATIONS: 38, TOOLS_QUANTIFIERELIM_TIME[ms]: 1226, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 883, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 39, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 10, DOMAIN_JOIN_TIME[ms]: 128, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 55, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 144, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 144, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1086, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1086, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, 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...