/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test_address.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 22:29:24,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 22:29:24,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 22:29:24,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-06 22:29:24,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-06 22:29:24,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-06 22:29:24,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-06 22:29:24,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-06 22:29:24,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-06 22:29:24,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-06 22:29:24,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-06 22:29:24,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-06 22:29:24,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 22:29:24,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 22:29:24,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 22:29:24,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 22:29:24,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 22:29:24,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 22:29:24,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 22:29:24,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 22:29:24,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 22:29:24,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 22:29:24,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 22:29:24,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 22:29:24,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-06 22:29:24,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-06 22:29:24,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-06 22:29:24,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-06 22:29:24,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-06 22:29:24,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-06 22:29:24,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-06 22:29:24,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-06 22:29:24,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-06 22:29:24,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-06 22:29:24,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-06 22:29:24,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-06 22:29:24,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-06 22:29:24,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-06 22:29:24,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 22:29:24,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 22:29:24,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 22:29:24,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-06 22:29:24,769 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 22:29:24,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 22:29:24,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 22:29:24,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 22:29:24,772 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 22:29:24,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 22:29:24,772 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 22:29:24,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 22:29:24,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 22:29:24,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 22:29:24,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 22:29:24,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 22:29:24,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 22:29:24,773 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 22:29:24,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 22:29:24,774 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 22:29:24,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 22:29:24,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 22:29:24,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 22:29:24,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 22:29:24,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 22:29:24,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 22:29:24,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 22:29:24,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 22:29:24,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 22:29:24,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 22:29:24,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 22:29:24,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 22:29:24,777 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 22:29:24,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 22:29:25,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 22:29:25,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 22:29:25,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 22:29:25,221 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 22:29:25,222 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 22:29:25,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_address.i [2020-11-06 22:29:25,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0619a554/5650a5fb63234db18dd4e4f0806cd9c6/FLAGbfc866d8e [2020-11-06 22:29:26,101 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 22:29:26,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_address.i [2020-11-06 22:29:26,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0619a554/5650a5fb63234db18dd4e4f0806cd9c6/FLAGbfc866d8e [2020-11-06 22:29:26,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0619a554/5650a5fb63234db18dd4e4f0806cd9c6 [2020-11-06 22:29:26,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 22:29:26,356 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 22:29:26,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 22:29:26,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 22:29:26,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 22:29:26,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:29:26" (1/1) ... [2020-11-06 22:29:26,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f1bcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26, skipping insertion in model container [2020-11-06 22:29:26,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:29:26" (1/1) ... [2020-11-06 22:29:26,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 22:29:26,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 22:29:26,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:29:26,792 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 22:29:26,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:29:26,955 INFO L208 MainTranslator]: Completed translation [2020-11-06 22:29:26,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26 WrapperNode [2020-11-06 22:29:26,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 22:29:26,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 22:29:26,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 22:29:26,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 22:29:26,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26" (1/1) ... [2020-11-06 22:29:26,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26" (1/1) ... [2020-11-06 22:29:27,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26" (1/1) ... [2020-11-06 22:29:27,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26" (1/1) ... [2020-11-06 22:29:27,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26" (1/1) ... [2020-11-06 22:29:27,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26" (1/1) ... [2020-11-06 22:29:27,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26" (1/1) ... [2020-11-06 22:29:27,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 22:29:27,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 22:29:27,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 22:29:27,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 22:29:27,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26" (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 [2020-11-06 22:29:27,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 22:29:27,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 22:29:27,145 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 22:29:27,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-11-06 22:29:27,146 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-11-06 22:29:27,146 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_fail_path [2020-11-06 22:29:27,146 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 22:29:27,146 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 22:29:27,147 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 22:29:27,147 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 22:29:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 22:29:27,149 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-11-06 22:29:27,149 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-11-06 22:29:27,150 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-11-06 22:29:27,151 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-11-06 22:29:27,152 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-11-06 22:29:27,152 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-11-06 22:29:27,152 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-11-06 22:29:27,152 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-11-06 22:29:27,152 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-11-06 22:29:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-11-06 22:29:27,154 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-11-06 22:29:27,155 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-11-06 22:29:27,155 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-11-06 22:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-11-06 22:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-11-06 22:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-11-06 22:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-11-06 22:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-11-06 22:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-11-06 22:29:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-11-06 22:29:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-11-06 22:29:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-11-06 22:29:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-11-06 22:29:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-11-06 22:29:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-11-06 22:29:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-11-06 22:29:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-11-06 22:29:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-11-06 22:29:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-11-06 22:29:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-11-06 22:29:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-11-06 22:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-11-06 22:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-11-06 22:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-11-06 22:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-11-06 22:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-11-06 22:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-11-06 22:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-11-06 22:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-11-06 22:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-11-06 22:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-11-06 22:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-11-06 22:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-11-06 22:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-11-06 22:29:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-11-06 22:29:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-11-06 22:29:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-11-06 22:29:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-11-06 22:29:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-11-06 22:29:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-11-06 22:29:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-11-06 22:29:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-11-06 22:29:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-11-06 22:29:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-11-06 22:29:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-11-06 22:29:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-11-06 22:29:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-11-06 22:29:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-11-06 22:29:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-11-06 22:29:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-11-06 22:29:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-11-06 22:29:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-11-06 22:29:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-11-06 22:29:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-11-06 22:29:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-11-06 22:29:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-11-06 22:29:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-11-06 22:29:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-11-06 22:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2020-11-06 22:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-11-06 22:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-11-06 22:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-11-06 22:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-11-06 22:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-11-06 22:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-11-06 22:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-11-06 22:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-11-06 22:29:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-11-06 22:29:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-11-06 22:29:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-11-06 22:29:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-11-06 22:29:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-11-06 22:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-11-06 22:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-11-06 22:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-11-06 22:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-11-06 22:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-11-06 22:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-11-06 22:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-11-06 22:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-11-06 22:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-11-06 22:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-11-06 22:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-11-06 22:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-11-06 22:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-11-06 22:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-11-06 22:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-11-06 22:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-11-06 22:29:27,180 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-11-06 22:29:27,180 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-11-06 22:29:27,180 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-11-06 22:29:27,180 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-06 22:29:27,181 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-11-06 22:29:27,181 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-11-06 22:29:27,182 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-06 22:29:27,182 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-11-06 22:29:27,183 INFO L130 BoogieDeclarations]: Found specification of procedure memalign [2020-11-06 22:29:27,183 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-11-06 22:29:27,184 INFO L130 BoogieDeclarations]: Found specification of procedure pvalloc [2020-11-06 22:29:27,184 INFO L130 BoogieDeclarations]: Found specification of procedure __default_morecore [2020-11-06 22:29:27,184 INFO L130 BoogieDeclarations]: Found specification of procedure mallinfo [2020-11-06 22:29:27,184 INFO L130 BoogieDeclarations]: Found specification of procedure mallopt [2020-11-06 22:29:27,184 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_trim [2020-11-06 22:29:27,184 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_usable_size [2020-11-06 22:29:27,185 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_stats [2020-11-06 22:29:27,185 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_info [2020-11-06 22:29:27,185 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_get_state [2020-11-06 22:29:27,185 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_set_state [2020-11-06 22:29:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure __malloc_check_init [2020-11-06 22:29:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-11-06 22:29:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-11-06 22:29:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure rr_fail_path [2020-11-06 22:29:27,187 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 22:29:27,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 22:29:27,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 22:29:27,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 22:29:27,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 22:29:27,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 22:29:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 22:29:27,707 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 22:29:27,707 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-11-06 22:29:27,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:29:27 BoogieIcfgContainer [2020-11-06 22:29:27,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 22:29:27,711 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 22:29:27,711 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 22:29:27,715 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 22:29:27,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:29:26" (1/3) ... [2020-11-06 22:29:27,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6871b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:29:27, skipping insertion in model container [2020-11-06 22:29:27,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:26" (2/3) ... [2020-11-06 22:29:27,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6871b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:29:27, skipping insertion in model container [2020-11-06 22:29:27,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:29:27" (3/3) ... [2020-11-06 22:29:27,718 INFO L111 eAbstractionObserver]: Analyzing ICFG test_address.i [2020-11-06 22:29:27,733 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 22:29:27,736 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-06 22:29:27,748 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-06 22:29:27,777 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 22:29:27,777 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 22:29:27,777 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 22:29:27,778 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 22:29:27,778 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 22:29:27,778 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 22:29:27,778 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 22:29:27,791 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 22:29:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-11-06 22:29:27,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-06 22:29:27,816 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:29:27,817 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:29:27,818 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:29:27,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:29:27,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1285550891, now seen corresponding path program 1 times [2020-11-06 22:29:27,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:29:27,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135311586] [2020-11-06 22:29:27,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:29:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:29:28,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:29:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:29:28,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:29:28,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135311586] [2020-11-06 22:29:28,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:29:28,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-06 22:29:28,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116443776] [2020-11-06 22:29:28,256 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 22:29:28,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:29:28,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 22:29:28,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-11-06 22:29:28,285 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 8 states. [2020-11-06 22:29:28,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:29:28,605 INFO L93 Difference]: Finished difference Result 38 states and 37 transitions. [2020-11-06 22:29:28,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-06 22:29:28,609 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 14 [2020-11-06 22:29:28,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:29:28,622 INFO L225 Difference]: With dead ends: 38 [2020-11-06 22:29:28,622 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 22:29:28,630 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-11-06 22:29:28,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 22:29:28,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 22:29:28,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 22:29:28,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 22:29:28,661 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2020-11-06 22:29:28,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:29:28,662 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 22:29:28,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 22:29:28,662 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 22:29:28,662 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 22:29:28,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 22:29:28,664 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 22:29:28,795 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-11-06 22:29:28,796 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-11-06 22:29:28,796 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-11-06 22:29:28,796 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-06 22:29:28,796 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:29:28,796 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-11-06 22:29:28,797 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:29:28,797 INFO L266 CegarLoopResult]: For program point rr_fail_pathFINAL(lines 869 872) no Hoare annotation was computed. [2020-11-06 22:29:28,797 INFO L269 CegarLoopResult]: At program point rr_fail_pathENTRY(lines 869 872) the Hoare annotation is: true [2020-11-06 22:29:28,797 INFO L262 CegarLoopResult]: At program point L871(line 871) the Hoare annotation is: (or (not (= rr_fail_path_~pi.base 0)) (= |rr_fail_path_#in~pi.base| 0)) [2020-11-06 22:29:28,797 INFO L266 CegarLoopResult]: For program point rr_fail_pathEXIT(lines 869 872) no Hoare annotation was computed. [2020-11-06 22:29:28,798 INFO L269 CegarLoopResult]: At program point list_addENTRY(lines 865 867) the Hoare annotation is: true [2020-11-06 22:29:28,798 INFO L262 CegarLoopResult]: At program point L866-2(line 866) the Hoare annotation is: (= |list_add_#in~new.base| 0) [2020-11-06 22:29:28,798 INFO L266 CegarLoopResult]: For program point L866-3(lines 865 867) no Hoare annotation was computed. [2020-11-06 22:29:28,798 INFO L266 CegarLoopResult]: For program point list_addEXIT(lines 865 867) no Hoare annotation was computed. [2020-11-06 22:29:28,798 INFO L266 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-11-06 22:29:28,798 INFO L266 CegarLoopResult]: For program point __blast_assertEXIT(lines 854 857) no Hoare annotation was computed. [2020-11-06 22:29:28,798 INFO L266 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-11-06 22:29:28,799 INFO L266 CegarLoopResult]: For program point __blast_assertFINAL(lines 854 857) no Hoare annotation was computed. [2020-11-06 22:29:28,799 INFO L269 CegarLoopResult]: At program point __blast_assertENTRY(lines 854 857) the Hoare annotation is: true [2020-11-06 22:29:28,799 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:29:28,799 INFO L269 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-06 22:29:28,799 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 22:29:28,799 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:29:28,800 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 875 878) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2020-11-06 22:29:28,800 INFO L262 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (not (= |main_~#pi~0.base| 0)) [2020-11-06 22:29:28,800 INFO L266 CegarLoopResult]: For program point mainFINAL(lines 875 878) no Hoare annotation was computed. [2020-11-06 22:29:28,800 INFO L266 CegarLoopResult]: For program point L877-1(line 877) no Hoare annotation was computed. [2020-11-06 22:29:28,800 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 875 878) no Hoare annotation was computed. [2020-11-06 22:29:28,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:29:28 BoogieIcfgContainer [2020-11-06 22:29:28,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 22:29:28,810 INFO L168 Benchmark]: Toolchain (without parser) took 2457.32 ms. Allocated memory was 125.8 MB in the beginning and 153.1 MB in the end (delta: 27.3 MB). Free memory was 100.7 MB in the beginning and 64.9 MB in the end (delta: 35.9 MB). Peak memory consumption was 64.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:29:28,810 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory is still 99.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 22:29:28,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.87 ms. Allocated memory was 125.8 MB in the beginning and 153.1 MB in the end (delta: 27.3 MB). Free memory was 100.1 MB in the beginning and 135.9 MB in the end (delta: -35.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:29:28,812 INFO L168 Benchmark]: Boogie Preprocessor took 75.86 ms. Allocated memory is still 153.1 MB. Free memory was 135.9 MB in the beginning and 133.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-06 22:29:28,813 INFO L168 Benchmark]: RCFGBuilder took 659.78 ms. Allocated memory is still 153.1 MB. Free memory was 133.3 MB in the beginning and 97.2 MB in the end (delta: 36.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 8.0 GB. [2020-11-06 22:29:28,814 INFO L168 Benchmark]: TraceAbstraction took 1095.67 ms. Allocated memory is still 153.1 MB. Free memory was 96.6 MB in the beginning and 64.9 MB in the end (delta: 31.8 MB). Peak memory consumption was 32.7 MB. Max. memory is 8.0 GB. [2020-11-06 22:29:28,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory is still 99.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 601.87 ms. Allocated memory was 125.8 MB in the beginning and 153.1 MB in the end (delta: 27.3 MB). Free memory was 100.1 MB in the beginning and 135.9 MB in the end (delta: -35.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 75.86 ms. Allocated memory is still 153.1 MB. Free memory was 135.9 MB in the beginning and 133.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 659.78 ms. Allocated memory is still 153.1 MB. Free memory was 133.3 MB in the beginning and 97.2 MB in the end (delta: 36.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1095.67 ms. Allocated memory is still 153.1 MB. Free memory was 96.6 MB in the beginning and 64.9 MB in the end (delta: 31.8 MB). Peak memory consumption was 32.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: 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 7 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 11 SDtfs, 13 SDslu, 47 SDs, 0 SdLazy, 49 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred 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, 11 LocationsWithAnnotation, 11 PreInvPairs, 11 NumberOfFragments, 59 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 135 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 754 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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...