/usr/bin/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/test_overflow.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 13:24:48,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 13:24:48,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 13:24:48,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 13:24:48,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 13:24:48,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 13:24:48,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 13:24:48,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 13:24:48,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 13:24:48,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 13:24:48,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 13:24:48,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 13:24:48,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 13:24:48,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 13:24:48,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 13:24:48,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 13:24:48,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 13:24:48,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 13:24:48,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 13:24:48,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 13:24:48,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 13:24:48,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 13:24:48,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 13:24:48,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 13:24:48,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 13:24:48,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 13:24:48,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 13:24:48,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 13:24:48,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 13:24:48,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 13:24:48,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 13:24:48,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 13:24:48,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 13:24:48,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 13:24:48,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 13:24:48,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 13:24:48,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 13:24:48,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 13:24:48,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 13:24:48,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 13:24:48,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 13:24:48,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-07 13:24:48,423 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 13:24:48,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 13:24:48,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 13:24:48,428 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 13:24:48,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 13:24:48,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 13:24:48,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 13:24:48,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 13:24:48,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 13:24:48,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 13:24:48,429 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 13:24:48,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 13:24:48,429 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 13:24:48,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 13:24:48,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 13:24:48,430 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 13:24:48,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 13:24:48,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 13:24:48,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 13:24:48,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 13:24:48,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 13:24:48,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 13:24:48,436 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-07 13:24:48,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 13:24:48,742 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 13:24:48,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 13:24:48,747 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 13:24:48,747 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 13:24:48,748 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_overflow.i [2020-07-07 13:24:48,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7452dd734/4e5c871802264b62b9bda50199974aad/FLAG2cec3e870 [2020-07-07 13:24:49,362 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 13:24:49,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_overflow.i [2020-07-07 13:24:49,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7452dd734/4e5c871802264b62b9bda50199974aad/FLAG2cec3e870 [2020-07-07 13:24:49,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7452dd734/4e5c871802264b62b9bda50199974aad [2020-07-07 13:24:49,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 13:24:49,595 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 13:24:49,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 13:24:49,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 13:24:49,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 13:24:49,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 01:24:49" (1/1) ... [2020-07-07 13:24:49,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1191c8dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:49, skipping insertion in model container [2020-07-07 13:24:49,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 01:24:49" (1/1) ... [2020-07-07 13:24:49,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 13:24:49,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 13:24:50,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 13:24:50,162 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 13:24:50,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 13:24:50,393 INFO L208 MainTranslator]: Completed translation [2020-07-07 13:24:50,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50 WrapperNode [2020-07-07 13:24:50,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 13:24:50,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 13:24:50,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 13:24:50,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 13:24:50,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50" (1/1) ... [2020-07-07 13:24:50,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50" (1/1) ... [2020-07-07 13:24:50,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50" (1/1) ... [2020-07-07 13:24:50,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50" (1/1) ... [2020-07-07 13:24:50,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50" (1/1) ... [2020-07-07 13:24:50,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50" (1/1) ... [2020-07-07 13:24:50,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50" (1/1) ... [2020-07-07 13:24:50,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 13:24:50,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 13:24:50,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 13:24:50,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 13:24:50,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50" (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 [2020-07-07 13:24:50,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 13:24:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 13:24:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-07-07 13:24:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 13:24:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure getService [2020-07-07 13:24:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 13:24:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-07-07 13:24:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-07-07 13:24:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-07-07 13:24:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-07-07 13:24:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-07-07 13:24:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-07-07 13:24:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-07-07 13:24:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-07-07 13:24:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-07-07 13:24:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-07-07 13:24:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-07-07 13:24:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-07-07 13:24:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-07-07 13:24:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-07-07 13:24:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-07-07 13:24:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-07-07 13:24:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-07-07 13:24:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-07-07 13:24:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-07-07 13:24:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-07-07 13:24:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-07-07 13:24:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-07-07 13:24:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-07-07 13:24:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-07-07 13:24:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-07-07 13:24:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-07-07 13:24:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-07-07 13:24:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-07-07 13:24:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-07-07 13:24:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-07-07 13:24:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-07-07 13:24:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-07-07 13:24:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-07-07 13:24:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-07-07 13:24:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-07-07 13:24:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-07-07 13:24:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-07-07 13:24:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-07-07 13:24:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-07-07 13:24:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-07-07 13:24:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-07-07 13:24:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-07-07 13:24:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-07-07 13:24:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-07-07 13:24:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-07-07 13:24:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-07-07 13:24:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-07-07 13:24:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-07-07 13:24:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-07-07 13:24:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-07-07 13:24:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 13:24:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-07 13:24:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-07-07 13:24:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 13:24:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-07-07 13:24:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-07-07 13:24:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-07-07 13:24:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-07-07 13:24:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-07 13:24:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-07-07 13:24:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-07-07 13:24:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-07 13:24:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-07-07 13:24:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-07-07 13:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure __secure_getenv [2020-07-07 13:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-07-07 13:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-07-07 13:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-07-07 13:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-07-07 13:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-07-07 13:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-07-07 13:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-07-07 13:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-07-07 13:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-07-07 13:24:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-07-07 13:24:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-07-07 13:24:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-07-07 13:24:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-07-07 13:24:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-07-07 13:24:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-07-07 13:24:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-07-07 13:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-07-07 13:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-07-07 13:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-07-07 13:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-07-07 13:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-07-07 13:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-07-07 13:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-07-07 13:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-07-07 13:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-07-07 13:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-07-07 13:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-07-07 13:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-07-07 13:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-07-07 13:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-07-07 13:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-07-07 13:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-07-07 13:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-07-07 13:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-07-07 13:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure posix_openpt [2020-07-07 13:24:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-07-07 13:24:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-07-07 13:24:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-07-07 13:24:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-07-07 13:24:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-07-07 13:24:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-07-07 13:24:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-07-07 13:24:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-07-07 13:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-07-07 13:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-07-07 13:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-07-07 13:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-07-07 13:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-07-07 13:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-07-07 13:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-07-07 13:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-07-07 13:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-07-07 13:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-07-07 13:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-07-07 13:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-07-07 13:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-07-07 13:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-07-07 13:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-07-07 13:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-07-07 13:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-07-07 13:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-07-07 13:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-07-07 13:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-07-07 13:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-07-07 13:24:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-07-07 13:24:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-07-07 13:24:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-07-07 13:24:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-07-07 13:24:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-07-07 13:24:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-07-07 13:24:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-07-07 13:24:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-07-07 13:24:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-07-07 13:24:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-07-07 13:24:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 13:24:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-07-07 13:24:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-07-07 13:24:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-07-07 13:24:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-07-07 13:24:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-07-07 13:24:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-07-07 13:24:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-07-07 13:24:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-07-07 13:24:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-07-07 13:24:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-07-07 13:24:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-07-07 13:24:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-07-07 13:24:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-07-07 13:24:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-07-07 13:24:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-07-07 13:24:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-07-07 13:24:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-07-07 13:24:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-07-07 13:24:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-07-07 13:24:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-07-07 13:24:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-07-07 13:24:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-07-07 13:24:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-07-07 13:24:50,632 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-07-07 13:24:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-07-07 13:24:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-07-07 13:24:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-07-07 13:24:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-07-07 13:24:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-07-07 13:24:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2020-07-07 13:24:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-07-07 13:24:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-07-07 13:24:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-07-07 13:24:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-07-07 13:24:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-07-07 13:24:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-07-07 13:24:50,635 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-07-07 13:24:50,635 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-07-07 13:24:50,635 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-07-07 13:24:50,635 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-07-07 13:24:50,635 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-07-07 13:24:50,635 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-07-07 13:24:50,636 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-07-07 13:24:50,636 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-07-07 13:24:50,636 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-07-07 13:24:50,636 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-07-07 13:24:50,636 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-07-07 13:24:50,636 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-07-07 13:24:50,637 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-07-07 13:24:50,637 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-07-07 13:24:50,637 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-07-07 13:24:50,637 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-07-07 13:24:50,637 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-07-07 13:24:50,637 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-07-07 13:24:50,638 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-07-07 13:24:50,638 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-07-07 13:24:50,638 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-07-07 13:24:50,638 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-07-07 13:24:50,638 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-07-07 13:24:50,638 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-07-07 13:24:50,639 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-07-07 13:24:50,639 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-07-07 13:24:50,639 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-07-07 13:24:50,639 INFO L130 BoogieDeclarations]: Found specification of procedure getService [2020-07-07 13:24:50,639 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 13:24:50,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 13:24:50,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 13:24:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 13:24:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 13:24:51,187 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 13:24:51,188 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-07 13:24:51,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 01:24:51 BoogieIcfgContainer [2020-07-07 13:24:51,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 13:24:51,195 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 13:24:51,195 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 13:24:51,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 13:24:51,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 01:24:49" (1/3) ... [2020-07-07 13:24:51,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798d0503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 01:24:51, skipping insertion in model container [2020-07-07 13:24:51,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:24:50" (2/3) ... [2020-07-07 13:24:51,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798d0503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 01:24:51, skipping insertion in model container [2020-07-07 13:24:51,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 01:24:51" (3/3) ... [2020-07-07 13:24:51,203 INFO L109 eAbstractionObserver]: Analyzing ICFG test_overflow.i [2020-07-07 13:24:51,212 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-07 13:24:51,218 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 13:24:51,231 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 13:24:51,265 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 13:24:51,265 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 13:24:51,266 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-07 13:24:51,266 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 13:24:51,266 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 13:24:51,266 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 13:24:51,267 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 13:24:51,267 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 13:24:51,281 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2020-07-07 13:24:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-07 13:24:51,292 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 13:24:51,293 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 13:24:51,293 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 13:24:51,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 13:24:51,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1460736909, now seen corresponding path program 1 times [2020-07-07 13:24:51,308 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 13:24:51,309 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1027518603] [2020-07-07 13:24:51,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 13:24:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:24:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:24:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:24:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 13:24:51,624 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 13:24:51,626 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1027518603] [2020-07-07 13:24:51,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 13:24:51,629 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 13:24:51,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126002670] [2020-07-07 13:24:51,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 13:24:51,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 13:24:51,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 13:24:51,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 13:24:51,654 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 5 states. [2020-07-07 13:24:51,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 13:24:51,770 INFO L93 Difference]: Finished difference Result 40 states and 39 transitions. [2020-07-07 13:24:51,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-07 13:24:51,773 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-07 13:24:51,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 13:24:51,780 INFO L225 Difference]: With dead ends: 40 [2020-07-07 13:24:51,780 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 13:24:51,784 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 13:24:51,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 13:24:51,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 13:24:51,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 13:24:51,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 13:24:51,812 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-07-07 13:24:51,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 13:24:51,813 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 13:24:51,813 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 13:24:51,813 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 13:24:51,813 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 13:24:51,814 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 13:24:51,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 13:24:52,037 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-07-07 13:24:52,037 INFO L264 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-07-07 13:24:52,038 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-07 13:24:52,038 INFO L264 CegarLoopResult]: At program point L1627(line 1627) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-07-07 13:24:52,038 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~globalSize~0 |old(~globalSize~0)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |old(#length)| |#length|)) [2020-07-07 13:24:52,038 INFO L264 CegarLoopResult]: At program point L1619(line 1619) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-07-07 13:24:52,038 INFO L264 CegarLoopResult]: At program point L1619-1(line 1619) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-07-07 13:24:52,039 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-07 13:24:52,039 INFO L271 CegarLoopResult]: At program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1605) the Hoare annotation is: true [2020-07-07 13:24:52,039 INFO L271 CegarLoopResult]: At program point __blast_assertEXIT(lines 1603 1606) the Hoare annotation is: true [2020-07-07 13:24:52,039 INFO L271 CegarLoopResult]: At program point __blast_assertFINAL(lines 1603 1606) the Hoare annotation is: true [2020-07-07 13:24:52,039 INFO L271 CegarLoopResult]: At program point __blast_assertENTRY(lines 1603 1606) the Hoare annotation is: true [2020-07-07 13:24:52,039 INFO L264 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,040 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-07 13:24:52,040 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 13:24:52,040 INFO L264 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,040 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1614 1621) the Hoare annotation is: (= |old(~globalSize~0)| ~globalSize~0) [2020-07-07 13:24:52,040 INFO L264 CegarLoopResult]: At program point mainEXIT(lines 1614 1621) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,041 INFO L264 CegarLoopResult]: At program point L1620(line 1620) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,041 INFO L264 CegarLoopResult]: At program point L1618(line 1618) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,041 INFO L264 CegarLoopResult]: At program point L1617(line 1617) the Hoare annotation is: (= |old(~globalSize~0)| ~globalSize~0) [2020-07-07 13:24:52,041 INFO L264 CegarLoopResult]: At program point L1616(line 1616) the Hoare annotation is: (= |old(~globalSize~0)| ~globalSize~0) [2020-07-07 13:24:52,041 INFO L264 CegarLoopResult]: At program point L1617-1(line 1617) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,041 INFO L264 CegarLoopResult]: At program point L1618-2(line 1618) the Hoare annotation is: false [2020-07-07 13:24:52,042 INFO L264 CegarLoopResult]: At program point L1617-2(line 1617) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,042 INFO L264 CegarLoopResult]: At program point L1618-3(line 1618) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,042 INFO L264 CegarLoopResult]: At program point L1614(lines 1614 1621) the Hoare annotation is: (= |old(~globalSize~0)| ~globalSize~0) [2020-07-07 13:24:52,042 INFO L264 CegarLoopResult]: At program point mainFINAL(lines 1614 1621) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,042 INFO L264 CegarLoopResult]: At program point getServiceEXIT(lines 1624 1629) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,043 INFO L264 CegarLoopResult]: At program point getServiceENTRY(lines 1624 1629) the Hoare annotation is: (= |old(~globalSize~0)| ~globalSize~0) [2020-07-07 13:24:52,043 INFO L264 CegarLoopResult]: At program point getServiceFINAL(lines 1624 1629) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,043 INFO L264 CegarLoopResult]: At program point L1628(line 1628) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,043 INFO L264 CegarLoopResult]: At program point L1627(line 1627) the Hoare annotation is: (= 4 ~globalSize~0) [2020-07-07 13:24:52,043 INFO L264 CegarLoopResult]: At program point L1626(line 1626) the Hoare annotation is: (= |old(~globalSize~0)| ~globalSize~0) [2020-07-07 13:24:52,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 01:24:52 BoogieIcfgContainer [2020-07-07 13:24:52,063 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 13:24:52,066 INFO L168 Benchmark]: Toolchain (without parser) took 2470.51 ms. Allocated memory was 144.7 MB in the beginning and 235.4 MB in the end (delta: 90.7 MB). Free memory was 101.4 MB in the beginning and 142.5 MB in the end (delta: -41.1 MB). Peak memory consumption was 49.6 MB. Max. memory is 7.1 GB. [2020-07-07 13:24:52,067 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory is still 121.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-07 13:24:52,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.82 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 101.0 MB in the beginning and 153.0 MB in the end (delta: -52.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2020-07-07 13:24:52,069 INFO L168 Benchmark]: Boogie Preprocessor took 112.37 ms. Allocated memory is still 202.9 MB. Free memory was 153.0 MB in the beginning and 150.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2020-07-07 13:24:52,070 INFO L168 Benchmark]: RCFGBuilder took 685.57 ms. Allocated memory is still 202.9 MB. Free memory was 150.0 MB in the beginning and 92.1 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 7.1 GB. [2020-07-07 13:24:52,071 INFO L168 Benchmark]: TraceAbstraction took 868.44 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 92.1 MB in the beginning and 142.5 MB in the end (delta: -50.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-07 13:24:52,075 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory is still 121.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.82 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 101.0 MB in the beginning and 153.0 MB in the end (delta: -52.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.37 ms. Allocated memory is still 202.9 MB. Free memory was 153.0 MB in the beginning and 150.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 685.57 ms. Allocated memory is still 202.9 MB. Free memory was 150.0 MB in the beginning and 92.1 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 868.44 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 92.1 MB in the beginning and 142.5 MB in the end (delta: -50.4 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 - ProcedureContractResult [Line: 1603]: Procedure Contract for __blast_assert Derived contract for procedure __blast_assert: 1 - ProcedureContractResult [Line: 1614]: Procedure Contract for main Derived contract for procedure main: 4 == globalSize - ProcedureContractResult [Line: 1624]: Procedure Contract for getService Derived contract for procedure getService: 4 == globalSize - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 27 SDtfs, 15 SDslu, 24 SDs, 0 SdLazy, 29 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 34 PreInvPairs, 40 NumberOfFragments, 109 HoareAnnotationTreeSize, 34 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 150 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...