java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-regression/test_overflow.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:28:44,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:28:44,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:28:44,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:28:44,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:28:44,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:28:44,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:28:44,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:28:44,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:28:44,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:28:44,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:28:44,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:28:44,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:28:44,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:28:44,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:28:44,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:28:44,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:28:44,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:28:44,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:28:44,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:28:44,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:28:44,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:28:44,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:28:44,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:28:44,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:28:44,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:28:44,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:28:44,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:28:44,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:28:44,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:28:44,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:28:44,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:28:44,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:28:44,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:28:44,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:28:44,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:28:44,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:28:44,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:28:44,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:28:44,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:28:44,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:28:44,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-20 13:28:44,742 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:28:44,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:28:44,745 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:28:44,745 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:28:44,746 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:28:44,747 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:28:44,747 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:28:44,747 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:28:44,747 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:28:44,748 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:28:44,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:28:44,750 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:28:44,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:28:44,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:28:44,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:28:44,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:28:44,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:28:44,751 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:28:44,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:28:44,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:28:44,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:28:44,753 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:28:44,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:28:44,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:28:44,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:28:44,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:28:44,754 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:28:44,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:28:44,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:28:44,755 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:28:44,809 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:28:44,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:28:44,831 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:28:44,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:28:44,833 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:28:44,834 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_overflow.i [2019-09-20 13:28:44,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9576f964/0b3f099c6b1d4051acf263e4da7fc148/FLAGa082f1d13 [2019-09-20 13:28:45,418 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:28:45,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_overflow.i [2019-09-20 13:28:45,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9576f964/0b3f099c6b1d4051acf263e4da7fc148/FLAGa082f1d13 [2019-09-20 13:28:45,692 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9576f964/0b3f099c6b1d4051acf263e4da7fc148 [2019-09-20 13:28:45,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:28:45,703 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:28:45,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:28:45,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:28:45,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:28:45,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:28:45" (1/1) ... [2019-09-20 13:28:45,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c66dbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:45, skipping insertion in model container [2019-09-20 13:28:45,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:28:45" (1/1) ... [2019-09-20 13:28:45,723 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:28:45,769 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:28:46,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:28:46,250 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:28:46,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:28:46,430 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:28:46,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46 WrapperNode [2019-09-20 13:28:46,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:28:46,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:28:46,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:28:46,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:28:46,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46" (1/1) ... [2019-09-20 13:28:46,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46" (1/1) ... [2019-09-20 13:28:46,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46" (1/1) ... [2019-09-20 13:28:46,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46" (1/1) ... [2019-09-20 13:28:46,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46" (1/1) ... [2019-09-20 13:28:46,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46" (1/1) ... [2019-09-20 13:28:46,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46" (1/1) ... [2019-09-20 13:28:46,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:28:46,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:28:46,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:28:46,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:28:46,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:28:46,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:28:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:28:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 13:28:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:28:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure getService [2019-09-20 13:28:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:28:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 13:28:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 13:28:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 13:28:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 13:28:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 13:28:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 13:28:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 13:28:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 13:28:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 13:28:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 13:28:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 13:28:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 13:28:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 13:28:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 13:28:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 13:28:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 13:28:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 13:28:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 13:28:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 13:28:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 13:28:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 13:28:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 13:28:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 13:28:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 13:28:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 13:28:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 13:28:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 13:28:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 13:28:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 13:28:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 13:28:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 13:28:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 13:28:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 13:28:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 13:28:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 13:28:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 13:28:46,598 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 13:28:46,598 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 13:28:46,598 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 13:28:46,598 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 13:28:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 13:28:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 13:28:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 13:28:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 13:28:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 13:28:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 13:28:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 13:28:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 13:28:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 13:28:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 13:28:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:28:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 13:28:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 13:28:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:28:46,601 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 13:28:46,601 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 13:28:46,601 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 13:28:46,601 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 13:28:46,601 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 13:28:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 13:28:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 13:28:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 13:28:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 13:28:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 13:28:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure __secure_getenv [2019-09-20 13:28:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 13:28:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 13:28:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 13:28:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 13:28:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 13:28:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 13:28:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 13:28:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 13:28:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 13:28:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 13:28:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 13:28:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 13:28:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 13:28:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 13:28:46,606 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 13:28:46,607 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 13:28:46,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 13:28:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 13:28:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 13:28:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 13:28:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 13:28:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 13:28:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 13:28:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 13:28:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 13:28:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 13:28:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 13:28:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 13:28:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 13:28:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 13:28:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 13:28:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 13:28:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 13:28:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 13:28:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure posix_openpt [2019-09-20 13:28:46,611 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 13:28:46,611 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2019-09-20 13:28:46,612 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2019-09-20 13:28:46,612 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2019-09-20 13:28:46,612 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2019-09-20 13:28:46,612 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2019-09-20 13:28:46,612 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2019-09-20 13:28:46,612 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2019-09-20 13:28:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2019-09-20 13:28:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2019-09-20 13:28:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2019-09-20 13:28:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2019-09-20 13:28:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2019-09-20 13:28:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2019-09-20 13:28:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2019-09-20 13:28:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2019-09-20 13:28:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2019-09-20 13:28:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2019-09-20 13:28:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2019-09-20 13:28:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2019-09-20 13:28:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2019-09-20 13:28:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2019-09-20 13:28:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2019-09-20 13:28:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2019-09-20 13:28:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2019-09-20 13:28:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2019-09-20 13:28:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2019-09-20 13:28:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2019-09-20 13:28:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2019-09-20 13:28:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-20 13:28:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2019-09-20 13:28:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2019-09-20 13:28:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2019-09-20 13:28:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2019-09-20 13:28:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2019-09-20 13:28:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2019-09-20 13:28:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2019-09-20 13:28:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2019-09-20 13:28:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2019-09-20 13:28:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:28:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-20 13:28:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2019-09-20 13:28:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2019-09-20 13:28:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2019-09-20 13:28:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 13:28:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-09-20 13:28:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2019-09-20 13:28:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2019-09-20 13:28:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2019-09-20 13:28:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2019-09-20 13:28:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-09-20 13:28:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2019-09-20 13:28:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2019-09-20 13:28:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2019-09-20 13:28:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2019-09-20 13:28:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-20 13:28:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2019-09-20 13:28:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2019-09-20 13:28:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2019-09-20 13:28:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2019-09-20 13:28:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2019-09-20 13:28:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2019-09-20 13:28:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2019-09-20 13:28:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2019-09-20 13:28:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2019-09-20 13:28:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2019-09-20 13:28:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2019-09-20 13:28:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2019-09-20 13:28:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2019-09-20 13:28:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2019-09-20 13:28:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2019-09-20 13:28:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2019-09-20 13:28:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2019-09-20 13:28:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2019-09-20 13:28:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-09-20 13:28:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2019-09-20 13:28:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2019-09-20 13:28:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2019-09-20 13:28:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2019-09-20 13:28:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2019-09-20 13:28:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2019-09-20 13:28:46,642 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2019-09-20 13:28:46,642 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2019-09-20 13:28:46,642 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2019-09-20 13:28:46,642 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2019-09-20 13:28:46,642 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2019-09-20 13:28:46,642 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2019-09-20 13:28:46,642 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2019-09-20 13:28:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2019-09-20 13:28:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2019-09-20 13:28:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2019-09-20 13:28:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2019-09-20 13:28:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2019-09-20 13:28:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2019-09-20 13:28:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2019-09-20 13:28:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2019-09-20 13:28:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2019-09-20 13:28:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2019-09-20 13:28:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2019-09-20 13:28:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2019-09-20 13:28:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2019-09-20 13:28:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2019-09-20 13:28:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 13:28:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure getService [2019-09-20 13:28:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:28:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:28:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:28:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:28:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:28:47,195 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:28:47,196 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:28:47,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:28:47 BoogieIcfgContainer [2019-09-20 13:28:47,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:28:47,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:28:47,198 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:28:47,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:28:47,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:28:45" (1/3) ... [2019-09-20 13:28:47,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db81f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:28:47, skipping insertion in model container [2019-09-20 13:28:47,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:28:46" (2/3) ... [2019-09-20 13:28:47,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db81f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:28:47, skipping insertion in model container [2019-09-20 13:28:47,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:28:47" (3/3) ... [2019-09-20 13:28:47,205 INFO L109 eAbstractionObserver]: Analyzing ICFG test_overflow.i [2019-09-20 13:28:47,215 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:28:47,223 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:28:47,240 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:28:47,266 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:28:47,266 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-20 13:28:47,266 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:28:47,267 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:28:47,267 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:28:47,267 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:28:47,267 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:28:47,267 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:28:47,282 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2019-09-20 13:28:47,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-09-20 13:28:47,292 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:28:47,293 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:28:47,295 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:28:47,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:28:47,301 INFO L82 PathProgramCache]: Analyzing trace with hash -334787034, now seen corresponding path program 1 times [2019-09-20 13:28:47,303 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:28:47,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:28:47,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:28:47,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:28:47,385 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:28:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:28:47,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:28:47,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:28:47,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:28:47,557 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:28:47,562 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:28:47,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:28:47,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:28:47,580 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 3 states. [2019-09-20 13:28:47,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:28:47,614 INFO L93 Difference]: Finished difference Result 17 states and 16 transitions. [2019-09-20 13:28:47,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:28:47,617 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-09-20 13:28:47,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:28:47,624 INFO L225 Difference]: With dead ends: 17 [2019-09-20 13:28:47,624 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:28:47,627 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:28:47,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:28:47,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:28:47,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:28:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:28:47,649 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-09-20 13:28:47,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:28:47,649 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:28:47,649 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:28:47,649 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:28:47,650 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:28:47,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:28:47 BoogieIcfgContainer [2019-09-20 13:28:47,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:28:47,660 INFO L168 Benchmark]: Toolchain (without parser) took 1956.54 ms. Allocated memory was 139.5 MB in the beginning and 223.9 MB in the end (delta: 84.4 MB). Free memory was 84.1 MB in the beginning and 179.9 MB in the end (delta: -95.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 13:28:47,661 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:28:47,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.79 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 83.9 MB in the beginning and 146.9 MB in the end (delta: -63.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:28:47,663 INFO L168 Benchmark]: Boogie Preprocessor took 92.49 ms. Allocated memory is still 199.8 MB. Free memory was 146.9 MB in the beginning and 143.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-20 13:28:47,664 INFO L168 Benchmark]: RCFGBuilder took 671.77 ms. Allocated memory is still 199.8 MB. Free memory was 143.8 MB in the beginning and 86.9 MB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 7.1 GB. [2019-09-20 13:28:47,665 INFO L168 Benchmark]: TraceAbstraction took 458.06 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 86.2 MB in the beginning and 179.9 MB in the end (delta: -93.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 13:28:47,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.79 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 83.9 MB in the beginning and 146.9 MB in the end (delta: -63.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.49 ms. Allocated memory is still 199.8 MB. Free memory was 146.9 MB in the beginning and 143.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 671.77 ms. Allocated memory is still 199.8 MB. Free memory was 143.8 MB in the beginning and 86.9 MB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 458.06 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 86.2 MB in the beginning and 179.9 MB in the end (delta: -93.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1605]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 22 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 5 SDslu, 6 SDs, 0 SdLazy, 2 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 273 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...