java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/rule60_list.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:43:54,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:43:54,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:43:54,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:43:54,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:43:54,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:43:54,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:43:54,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:43:54,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:43:54,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:43:54,502 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:43:54,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:43:54,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:43:54,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:43:54,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:43:54,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:43:54,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:43:54,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:43:54,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:43:54,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:43:54,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:43:54,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:43:54,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:43:54,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:43:54,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 11:43:54,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 11:43:54,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 11:43:54,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 11:43:54,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 11:43:54,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 11:43:54,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:43:54,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:43:54,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:43:54,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:43:54,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:43:54,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:43:54,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:43:54,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:43:54,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:43:54,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:43:54,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:43:54,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-08 11:43:54,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:43:54,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:43:54,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:43:54,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:43:54,596 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:43:54,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:43:54,596 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:43:54,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:43:54,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:43:54,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:43:54,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:43:54,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:43:54,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:43:54,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:43:54,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:43:54,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:43:54,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:43:54,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:43:54,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:43:54,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:43:54,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:43:54,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:54,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:43:54,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:43:54,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:43:54,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:43:54,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:43:54,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:43:54,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:43:54,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:43:54,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:43:54,646 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:43:54,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:43:54,648 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:43:54,649 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule60_list.i [2019-08-08 11:43:54,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c000af4a4/dcf02b4a6b084bf6a242f16b627322c0/FLAGe6ee6b301 [2019-08-08 11:43:55,283 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:43:55,284 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule60_list.i [2019-08-08 11:43:55,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c000af4a4/dcf02b4a6b084bf6a242f16b627322c0/FLAGe6ee6b301 [2019-08-08 11:43:55,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c000af4a4/dcf02b4a6b084bf6a242f16b627322c0 [2019-08-08 11:43:55,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:43:55,576 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:43:55,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:55,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:43:55,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:43:55,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3119438f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55, skipping insertion in model container [2019-08-08 11:43:55,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,592 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:43:55,631 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:43:55,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:56,072 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:43:56,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:56,242 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:43:56,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:56 WrapperNode [2019-08-08 11:43:56,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:56,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:43:56,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:43:56,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:43:56,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:56" (1/1) ... [2019-08-08 11:43:56,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:56" (1/1) ... [2019-08-08 11:43:56,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:56" (1/1) ... [2019-08-08 11:43:56,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:56" (1/1) ... [2019-08-08 11:43:56,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:56" (1/1) ... [2019-08-08 11:43:56,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:56" (1/1) ... [2019-08-08 11:43:56,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:56" (1/1) ... [2019-08-08 11:43:56,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:43:56,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:43:56,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:43:56,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:43:56,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:43:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:43:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-08-08 11:43:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-08-08 11:43:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-08-08 11:43:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:43:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:43:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-08-08 11:43:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2019-08-08 11:43:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2019-08-08 11:43:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2019-08-08 11:43:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2019-08-08 11:43:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2019-08-08 11:43:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2019-08-08 11:43:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2019-08-08 11:43:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2019-08-08 11:43:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2019-08-08 11:43:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2019-08-08 11:43:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2019-08-08 11:43:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2019-08-08 11:43:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2019-08-08 11:43:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2019-08-08 11:43:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2019-08-08 11:43:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2019-08-08 11:43:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2019-08-08 11:43:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2019-08-08 11:43:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2019-08-08 11:43:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2019-08-08 11:43:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2019-08-08 11:43:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2019-08-08 11:43:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2019-08-08 11:43:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2019-08-08 11:43:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2019-08-08 11:43:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2019-08-08 11:43:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2019-08-08 11:43:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2019-08-08 11:43:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-08-08 11:43:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2019-08-08 11:43:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2019-08-08 11:43:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2019-08-08 11:43:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2019-08-08 11:43:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2019-08-08 11:43:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2019-08-08 11:43:56,446 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2019-08-08 11:43:56,446 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2019-08-08 11:43:56,446 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2019-08-08 11:43:56,446 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-08 11:43:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-08-08 11:43:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2019-08-08 11:43:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2019-08-08 11:43:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2019-08-08 11:43:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-08-08 11:43:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-08-08 11:43:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2019-08-08 11:43:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2019-08-08 11:43:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2019-08-08 11:43:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2019-08-08 11:43:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-08-08 11:43:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2019-08-08 11:43:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2019-08-08 11:43:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2019-08-08 11:43:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2019-08-08 11:43:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-08-08 11:43:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2019-08-08 11:43:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2019-08-08 11:43:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2019-08-08 11:43:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2019-08-08 11:43:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2019-08-08 11:43:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2019-08-08 11:43:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2019-08-08 11:43:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2019-08-08 11:43:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2019-08-08 11:43:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2019-08-08 11:43:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2019-08-08 11:43:56,452 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2019-08-08 11:43:56,452 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2019-08-08 11:43:56,452 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2019-08-08 11:43:56,452 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2019-08-08 11:43:56,452 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2019-08-08 11:43:56,452 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2019-08-08 11:43:56,452 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2019-08-08 11:43:56,453 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-08-08 11:43:56,453 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2019-08-08 11:43:56,453 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2019-08-08 11:43:56,453 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2019-08-08 11:43:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2019-08-08 11:43:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2019-08-08 11:43:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2019-08-08 11:43:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2019-08-08 11:43:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2019-08-08 11:43:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2019-08-08 11:43:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2019-08-08 11:43:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2019-08-08 11:43:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2019-08-08 11:43:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2019-08-08 11:43:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2019-08-08 11:43:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2019-08-08 11:43:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2019-08-08 11:43:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2019-08-08 11:43:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2019-08-08 11:43:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2019-08-08 11:43:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2019-08-08 11:43:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2019-08-08 11:43:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2019-08-08 11:43:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2019-08-08 11:43:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2019-08-08 11:43:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2019-08-08 11:43:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2019-08-08 11:43:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2019-08-08 11:43:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-08 11:43:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-08 11:43:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-08 11:43:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-08 11:43:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-08 11:43:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure memalign [2019-08-08 11:43:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-08 11:43:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure pvalloc [2019-08-08 11:43:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure __default_morecore [2019-08-08 11:43:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure mallinfo [2019-08-08 11:43:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure mallopt [2019-08-08 11:43:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_trim [2019-08-08 11:43:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_usable_size [2019-08-08 11:43:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_stats [2019-08-08 11:43:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_info [2019-08-08 11:43:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_get_state [2019-08-08 11:43:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_set_state [2019-08-08 11:43:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure __malloc_check_init [2019-08-08 11:43:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-08-08 11:43:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:43:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:43:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-08-08 11:43:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:43:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-08 11:43:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:43:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:43:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-08 11:43:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 11:43:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:43:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-08 11:43:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-08 11:43:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:43:57,166 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:43:57,166 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-08 11:43:57,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:57 BoogieIcfgContainer [2019-08-08 11:43:57,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:43:57,175 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:43:57,175 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:43:57,176 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:43:57,179 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:57" (1/1) ... [2019-08-08 11:43:57,195 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:43:57,203 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:43:57,215 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:43:57,228 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:43:57,229 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:43:57,290 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 59 [2019-08-08 11:43:57,380 INFO L185 IcfgInterpreter]: Interpreting procedure list_add with input of size 207 [2019-08-08 11:43:57,409 INFO L185 IcfgInterpreter]: Interpreting procedure list_del with input of size 125 [2019-08-08 11:43:57,430 INFO L185 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 299 [2019-08-08 11:43:57,440 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:43:57,440 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:43:57,449 INFO L179 IcfgInterpreter]: Location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 56#(or (exists ((|v_old(#memory_$Pointer$.offset)_BEFORE_CALL_4| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_BEFORE_CALL_4| (Array Int (Array Int Int))) (|v_old(#memory_int)_BEFORE_CALL_4| (Array Int (Array Int Int))) (v_list_add_~head.base_BEFORE_CALL_1 Int) (v_list_add_~new.base_BEFORE_CALL_1 Int) (|v_list_add_#in~new.offset_BEFORE_CALL_1| Int) (|v_list_add_#in~head.offset_BEFORE_CALL_1| Int)) (and (or (and (= |~#head~0.offset| |v_list_add_#in~head.offset_BEFORE_CALL_1|) (= 0 |#NULL.base|) (< |~#head~0.base| |#StackHeapBarrier|) (= 0 |v_list_add_#in~new.offset_BEFORE_CALL_1|) (exists ((|v_old(#memory_int)_BEFORE_CALL_3| (Array Int (Array Int Int)))) (and (= |v_old(#memory_int)_BEFORE_CALL_4| (store |v_old(#memory_int)_BEFORE_CALL_3| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_old(#memory_int)_BEFORE_CALL_3| v_list_add_~new.base_BEFORE_CALL_1) 8 0))) (= (select (select |v_old(#memory_int)_BEFORE_CALL_3| |~#head~0.base|) (+ |~#head~0.offset| 8)) 0))) (= |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_4| |#memory_$Pointer$.offset|) (= |~#head~0.offset| 0) (exists ((|v_old(#memory_$Pointer$.base)_BEFORE_CALL_3| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_3| |~#head~0.base|) (+ |~#head~0.offset| 4)) 0) (= |v_old(#memory_$Pointer$.base)_BEFORE_CALL_4| (store |v_old(#memory_$Pointer$.base)_BEFORE_CALL_3| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_3| v_list_add_~new.base_BEFORE_CALL_1) 8 (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_4| v_list_add_~new.base_BEFORE_CALL_1) 8)))) (= 0 (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_3| |~#head~0.base|) |~#head~0.offset|)))) (= |#memory_int| |v_old(#memory_int)_BEFORE_CALL_4|) (< |#StackHeapBarrier| v_list_add_~new.base_BEFORE_CALL_1) (= |#memory_$Pointer$.base| |v_old(#memory_$Pointer$.base)_BEFORE_CALL_4|) (not (= 0 |~#head~0.base|)) (not (= 0 v_list_add_~new.base_BEFORE_CALL_1)) (= v_list_add_~head.base_BEFORE_CALL_1 |~#head~0.base|) (exists ((|v_old(#memory_$Pointer$.offset)_BEFORE_CALL_3| (Array Int (Array Int Int)))) (and (= |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_4| (store |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_3| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_3| v_list_add_~new.base_BEFORE_CALL_1) 8 (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_4| v_list_add_~new.base_BEFORE_CALL_1) 8)))) (= (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_3| |~#head~0.base|) |~#head~0.offset|) 0) (= (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_3| |~#head~0.base|) (+ |~#head~0.offset| 4)) 0))) (= |#NULL.offset| 0) (exists ((|v_old(#length)_BEFORE_CALL_3| (Array Int Int))) (and (= (store |v_old(#length)_BEFORE_CALL_3| v_list_add_~new.base_BEFORE_CALL_1 12) |#length|) (exists ((|v_#length_9| (Array Int Int))) (= |v_old(#length)_BEFORE_CALL_3| (store |v_#length_9| |~#head~0.base| 12))))) (exists ((|v_old(#valid)_BEFORE_CALL_3| (Array Int Int))) (and (exists ((|v_#valid_10| (Array Int Int))) (and (= (store (store |v_#valid_10| 0 0) |~#head~0.base| 1) |v_old(#valid)_BEFORE_CALL_3|) (= (select (store |v_#valid_10| 0 0) |~#head~0.base|) 0))) (= 0 (select |v_old(#valid)_BEFORE_CALL_3| v_list_add_~new.base_BEFORE_CALL_1)) (= |#valid| (store |v_old(#valid)_BEFORE_CALL_3| v_list_add_~new.base_BEFORE_CALL_1 1))))) (and (= |~#head~0.offset| |v_list_add_#in~head.offset_BEFORE_CALL_1|) (= 0 |#NULL.base|) (exists ((|v_#memory_$Pointer$.offset_17| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_2| (Array Int (Array Int Int)))) (= (store |v_#memory_$Pointer$.offset_17| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.offset_17| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8) (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_2| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8)))) |v_old(#memory_$Pointer$.offset)_AFTER_CALL_2|)) (exists ((|v_old(#memory_$Pointer$.base)_BEFORE_CALL_1| (Array Int (Array Int Int)))) (and (exists ((|v_old(#memory_$Pointer$.base)_AFTER_CALL_1| (Array Int (Array Int Int)))) (= (store |v_old(#memory_$Pointer$.base)_BEFORE_CALL_1| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_1| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8) (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_1| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8)))) |v_old(#memory_$Pointer$.base)_AFTER_CALL_1|)) (= 0 (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_1| |~#head~0.base|) |~#head~0.offset|)) (= 0 (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_1| |~#head~0.base|) (+ |~#head~0.offset| 4))))) (= |~#head~0.offset| 0) (= |#memory_int| |v_old(#memory_int)_BEFORE_CALL_4|) (< |#StackHeapBarrier| v_list_add_~new.base_BEFORE_CALL_1) (not (= 0 |~#head~0.base|)) (exists ((|v_old(#length)_BEFORE_CALL_1| (Array Int Int))) (and (exists ((|v_#length_9| (Array Int Int))) (= |v_old(#length)_BEFORE_CALL_1| (store |v_#length_9| |~#head~0.base| 12))) (= |#length| (store |v_old(#length)_BEFORE_CALL_1| v_list_add_~new.base_BEFORE_CALL_1 12)))) (exists ((|v_#memory_int_20| (Array Int (Array Int Int)))) (and (= 1 (select (select |v_#memory_int_20| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8))) (= (store |v_#memory_int_20| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_#memory_int_20| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8) 0)) |v_old(#memory_int)_BEFORE_CALL_4|))) (= v_list_add_~head.base_BEFORE_CALL_1 |~#head~0.base|) (< |~#head~0.base| |#StackHeapBarrier|) (exists ((|v_old(#memory_int)_BEFORE_CALL_1| (Array Int (Array Int Int)))) (= (select (select |v_old(#memory_int)_BEFORE_CALL_1| |~#head~0.base|) (+ |~#head~0.offset| 8)) 0)) (= 0 |v_list_add_#in~new.offset_BEFORE_CALL_1|) (= |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_4| |#memory_$Pointer$.offset|) (exists ((|v_old(#valid)_BEFORE_CALL_1| (Array Int Int))) (and (= (select |v_old(#valid)_BEFORE_CALL_1| v_list_add_~new.base_BEFORE_CALL_1) 0) (exists ((|v_#valid_10| (Array Int Int))) (and (= (store (store |v_#valid_10| 0 0) |~#head~0.base| 1) |v_old(#valid)_BEFORE_CALL_1|) (= (select (store |v_#valid_10| 0 0) |~#head~0.base|) 0))) (= (store |v_old(#valid)_BEFORE_CALL_1| v_list_add_~new.base_BEFORE_CALL_1 1) |#valid|))) (or (not (= 0 v_list_add_~new.base_BEFORE_CALL_1)) (not (= 0 |v_list_add_#in~new.offset_BEFORE_CALL_1|))) (= |#memory_$Pointer$.base| |v_old(#memory_$Pointer$.base)_BEFORE_CALL_4|) (exists ((|v_old(#memory_$Pointer$.offset)_BEFORE_CALL_1| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_1| |~#head~0.base|) (+ |~#head~0.offset| 4)) 0) (exists ((|v_old(#memory_$Pointer$.offset)_AFTER_CALL_1| (Array Int (Array Int Int)))) (= (store |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_1| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_1| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8) (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_1| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8)))) |v_old(#memory_$Pointer$.offset)_AFTER_CALL_1|)) (= 0 (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_1| |~#head~0.base|) |~#head~0.offset|)))) (not (= 0 v_list_add_~new.base_BEFORE_CALL_1)) (exists ((|v_#memory_int_19| (Array Int (Array Int Int)))) (= 0 (select (select |v_#memory_int_19| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8)))) (exists ((|v_#memory_$Pointer$.base_18| (Array Int (Array Int Int)))) (= (store |v_#memory_$Pointer$.base_18| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.base_18| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8) (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_4| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8)))) |v_old(#memory_$Pointer$.base)_BEFORE_CALL_4|)) (exists ((|v_#memory_$Pointer$.offset_18| (Array Int (Array Int Int)))) (= |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_4| (store |v_#memory_$Pointer$.offset_18| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.offset_18| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8) (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_4| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8)))))) (= |#NULL.offset| 0) (exists ((|v_#memory_$Pointer$.base_17| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_2| (Array Int (Array Int Int)))) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_2| (store |v_#memory_$Pointer$.base_17| v_list_add_~new.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.base_17| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8) (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_2| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8)))))))) (not (= 0 (select (select |#memory_int| v_list_add_~new.base_BEFORE_CALL_1) (+ |v_list_add_#in~new.offset_BEFORE_CALL_1| 8)))))) (and (= 0 |#NULL.base|) (exists ((|v_old(#memory_int)_BEFORE_CALL_2| (Array Int (Array Int Int)))) (= (select (select |v_old(#memory_int)_BEFORE_CALL_2| |~#head~0.base|) (+ |~#head~0.offset| 8)) 0)) (< |~#head~0.base| |#StackHeapBarrier|) (not (= 0 |~#head~0.base|)) (exists ((v_list_del_~entry.base_BEFORE_CALL_1 Int)) (and (not (= 1 (select (select |#memory_int| v_list_del_~entry.base_BEFORE_CALL_1) 8))) (exists ((|v_old(#memory_$Pointer$.base)_BEFORE_CALL_2| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_2| |~#head~0.base|) (+ |~#head~0.offset| 4)) 0) (exists ((|v_old(#memory_$Pointer$.base)_AFTER_CALL_1| (Array Int (Array Int Int)))) (= (store |v_old(#memory_$Pointer$.base)_BEFORE_CALL_2| v_list_del_~entry.base_BEFORE_CALL_1 (store (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_2| v_list_del_~entry.base_BEFORE_CALL_1) 8 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_1| v_list_del_~entry.base_BEFORE_CALL_1) 8))) |v_old(#memory_$Pointer$.base)_AFTER_CALL_1|)) (= 0 (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_2| |~#head~0.base|) |~#head~0.offset|)))) (exists ((|v_old(#valid)_BEFORE_CALL_2| (Array Int Int))) (and (= |#valid| (store |v_old(#valid)_BEFORE_CALL_2| v_list_del_~entry.base_BEFORE_CALL_1 1)) (= 0 (select |v_old(#valid)_BEFORE_CALL_2| v_list_del_~entry.base_BEFORE_CALL_1)) (exists ((|v_#valid_10| (Array Int Int))) (and (= (store (store |v_#valid_10| 0 0) |~#head~0.base| 1) |v_old(#valid)_BEFORE_CALL_2|) (= (select (store |v_#valid_10| 0 0) |~#head~0.base|) 0))))) (exists ((|v_old(#length)_BEFORE_CALL_2| (Array Int Int))) (and (= (store |v_old(#length)_BEFORE_CALL_2| v_list_del_~entry.base_BEFORE_CALL_1 12) |#length|) (exists ((|v_#length_9| (Array Int Int))) (= |v_old(#length)_BEFORE_CALL_2| (store |v_#length_9| |~#head~0.base| 12))))) (exists ((|v_#memory_int_19| (Array Int (Array Int Int)))) (and (= (select (select |v_#memory_int_19| v_list_del_~entry.base_BEFORE_CALL_1) 8) 0) (= (store |v_#memory_int_19| v_list_del_~entry.base_BEFORE_CALL_1 (store (select |v_#memory_int_19| v_list_del_~entry.base_BEFORE_CALL_1) 8 1)) |#memory_int|))) (exists ((|v_#memory_$Pointer$.offset_17| (Array Int (Array Int Int)))) (= |#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_17| v_list_del_~entry.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.offset_17| v_list_del_~entry.base_BEFORE_CALL_1) 8 (select (select |#memory_$Pointer$.offset| v_list_del_~entry.base_BEFORE_CALL_1) 8))))) (not (= 0 v_list_del_~entry.base_BEFORE_CALL_1)) (< |#StackHeapBarrier| v_list_del_~entry.base_BEFORE_CALL_1) (exists ((|v_old(#memory_$Pointer$.offset)_BEFORE_CALL_2| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_2| |~#head~0.base|) (+ |~#head~0.offset| 4)) 0) (= (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_2| |~#head~0.base|) |~#head~0.offset|) 0) (exists ((|v_old(#memory_$Pointer$.offset)_AFTER_CALL_1| (Array Int (Array Int Int)))) (= (store |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_2| v_list_del_~entry.base_BEFORE_CALL_1 (store (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_2| v_list_del_~entry.base_BEFORE_CALL_1) 8 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_1| v_list_del_~entry.base_BEFORE_CALL_1) 8))) |v_old(#memory_$Pointer$.offset)_AFTER_CALL_1|)))) (exists ((|v_#memory_$Pointer$.base_17| (Array Int (Array Int Int)))) (= |#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_17| v_list_del_~entry.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.base_17| v_list_del_~entry.base_BEFORE_CALL_1) 8 (select (select |#memory_$Pointer$.base| v_list_del_~entry.base_BEFORE_CALL_1) 8))))))) (= |#NULL.offset| 0) (= |~#head~0.offset| 0))) [2019-08-08 11:43:57,456 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 11:43:57,465 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:43:57,469 INFO L168 Benchmark]: Toolchain (without parser) took 1891.13 ms. Allocated memory was 142.1 MB in the beginning and 201.9 MB in the end (delta: 59.8 MB). Free memory was 88.3 MB in the beginning and 107.3 MB in the end (delta: -19.1 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:57,470 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 11:43:57,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.22 ms. Allocated memory was 142.1 MB in the beginning and 201.9 MB in the end (delta: 59.8 MB). Free memory was 88.1 MB in the beginning and 166.2 MB in the end (delta: -78.2 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:57,474 INFO L168 Benchmark]: Boogie Preprocessor took 109.83 ms. Allocated memory is still 201.9 MB. Free memory was 166.2 MB in the beginning and 163.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:57,474 INFO L168 Benchmark]: RCFGBuilder took 820.03 ms. Allocated memory is still 201.9 MB. Free memory was 163.2 MB in the beginning and 122.2 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:57,475 INFO L168 Benchmark]: Symbolic Interpretation took 289.94 ms. Allocated memory is still 201.9 MB. Free memory was 122.2 MB in the beginning and 107.3 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:57,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 667.22 ms. Allocated memory was 142.1 MB in the beginning and 201.9 MB in the end (delta: 59.8 MB). Free memory was 88.1 MB in the beginning and 166.2 MB in the end (delta: -78.2 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.83 ms. Allocated memory is still 201.9 MB. Free memory was 166.2 MB in the beginning and 163.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 820.03 ms. Allocated memory is still 201.9 MB. Free memory was 163.2 MB in the beginning and 122.2 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 289.94 ms. Allocated memory is still 201.9 MB. Free memory was 122.2 MB in the beginning and 107.3 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...