/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/test_address.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-07 00:53:13,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 00:53:13,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 00:53:13,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-07 00:53:13,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 00:53:13,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 00:53:13,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 00:53:13,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 00:53:13,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 00:53:13,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 00:53:13,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 00:53:13,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 00:53:13,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 00:53:13,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 00:53:13,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 00:53:13,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 00:53:13,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 00:53:13,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 00:53:13,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 00:53:13,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 00:53:13,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 00:53:13,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 00:53:13,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 00:53:13,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 00:53:13,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-07 00:53:13,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-07 00:53:13,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-07 00:53:13,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-07 00:53:13,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-07 00:53:13,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-07 00:53:13,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-07 00:53:13,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-07 00:53:13,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-07 00:53:13,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-07 00:53:13,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-07 00:53:13,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-07 00:53:13,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-07 00:53:13,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-07 00:53:13,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 00:53:13,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 00:53:13,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 00:53:13,522 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-11-07 00:53:13,548 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 00:53:13,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 00:53:13,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 00:53:13,551 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-07 00:53:13,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 00:53:13,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-07 00:53:13,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 00:53:13,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 00:53:13,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 00:53:13,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 00:53:13,555 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-07 00:53:13,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 00:53:13,555 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 00:53:13,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 00:53:13,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 00:53:13,556 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 00:53:13,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 00:53:13,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 00:53:13,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 00:53:13,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 00:53:13,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 00:53:13,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 00:53:13,559 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-07 00:53:13,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 00:53:14,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 00:53:14,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 00:53:14,029 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 00:53:14,030 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 00:53:14,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_address.i [2020-11-07 00:53:14,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76556a883/2bbe3c983eb143c09c29f477f290c89c/FLAGf75d7dc09 [2020-11-07 00:53:14,828 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 00:53:14,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_address.i [2020-11-07 00:53:14,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76556a883/2bbe3c983eb143c09c29f477f290c89c/FLAGf75d7dc09 [2020-11-07 00:53:15,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76556a883/2bbe3c983eb143c09c29f477f290c89c [2020-11-07 00:53:15,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 00:53:15,129 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 00:53:15,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 00:53:15,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 00:53:15,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 00:53:15,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:15" (1/1) ... [2020-11-07 00:53:15,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64ed8d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15, skipping insertion in model container [2020-11-07 00:53:15,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:15" (1/1) ... [2020-11-07 00:53:15,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 00:53:15,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 00:53:15,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 00:53:15,482 INFO L203 MainTranslator]: Completed pre-run [2020-11-07 00:53:15,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 00:53:15,627 INFO L208 MainTranslator]: Completed translation [2020-11-07 00:53:15,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15 WrapperNode [2020-11-07 00:53:15,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 00:53:15,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-07 00:53:15,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-07 00:53:15,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-07 00:53:15,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15" (1/1) ... [2020-11-07 00:53:15,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15" (1/1) ... [2020-11-07 00:53:15,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15" (1/1) ... [2020-11-07 00:53:15,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15" (1/1) ... [2020-11-07 00:53:15,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15" (1/1) ... [2020-11-07 00:53:15,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15" (1/1) ... [2020-11-07 00:53:15,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15" (1/1) ... [2020-11-07 00:53:15,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-07 00:53:15,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-07 00:53:15,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-07 00:53:15,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-07 00:53:15,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15" (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 [2020-11-07 00:53:15,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-07 00:53:15,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-07 00:53:15,823 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-07 00:53:15,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-11-07 00:53:15,824 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-11-07 00:53:15,824 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_fail_path [2020-11-07 00:53:15,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-07 00:53:15,824 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-07 00:53:15,824 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-07 00:53:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-07 00:53:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-07 00:53:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-11-07 00:53:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-11-07 00:53:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-11-07 00:53:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-11-07 00:53:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-11-07 00:53:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-11-07 00:53:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-11-07 00:53:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-11-07 00:53:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-11-07 00:53:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-11-07 00:53:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-11-07 00:53:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-11-07 00:53:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-11-07 00:53:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-11-07 00:53:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-11-07 00:53:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-11-07 00:53:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-11-07 00:53:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-11-07 00:53:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-11-07 00:53:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-11-07 00:53:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-11-07 00:53:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-11-07 00:53:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-11-07 00:53:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-11-07 00:53:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-11-07 00:53:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-11-07 00:53:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-11-07 00:53:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-11-07 00:53:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-11-07 00:53:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-11-07 00:53:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-11-07 00:53:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-11-07 00:53:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-11-07 00:53:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-11-07 00:53:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-11-07 00:53:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-11-07 00:53:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-11-07 00:53:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-11-07 00:53:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-11-07 00:53:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-11-07 00:53:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-11-07 00:53:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-11-07 00:53:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-11-07 00:53:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-11-07 00:53:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-11-07 00:53:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-11-07 00:53:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-11-07 00:53:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-11-07 00:53:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-11-07 00:53:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-11-07 00:53:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-11-07 00:53:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-11-07 00:53:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-11-07 00:53:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-11-07 00:53:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-11-07 00:53:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-11-07 00:53:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-11-07 00:53:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-11-07 00:53:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-11-07 00:53:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-11-07 00:53:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-11-07 00:53:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-11-07 00:53:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-11-07 00:53:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-11-07 00:53:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-11-07 00:53:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-11-07 00:53:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-11-07 00:53:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-11-07 00:53:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2020-11-07 00:53:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-11-07 00:53:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-11-07 00:53:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-11-07 00:53:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-11-07 00:53:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-11-07 00:53:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-11-07 00:53:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-11-07 00:53:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-11-07 00:53:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-11-07 00:53:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-11-07 00:53:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-11-07 00:53:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-11-07 00:53:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-11-07 00:53:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-11-07 00:53:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-11-07 00:53:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-11-07 00:53:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-11-07 00:53:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-11-07 00:53:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-11-07 00:53:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-11-07 00:53:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-11-07 00:53:15,840 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-11-07 00:53:15,840 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-11-07 00:53:15,840 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-11-07 00:53:15,840 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-11-07 00:53:15,840 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-11-07 00:53:15,840 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-11-07 00:53:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-11-07 00:53:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-11-07 00:53:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-11-07 00:53:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-11-07 00:53:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-11-07 00:53:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-07 00:53:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-11-07 00:53:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-11-07 00:53:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-07 00:53:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-11-07 00:53:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure memalign [2020-11-07 00:53:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-11-07 00:53:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure pvalloc [2020-11-07 00:53:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure __default_morecore [2020-11-07 00:53:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure mallinfo [2020-11-07 00:53:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure mallopt [2020-11-07 00:53:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_trim [2020-11-07 00:53:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_usable_size [2020-11-07 00:53:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_stats [2020-11-07 00:53:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_info [2020-11-07 00:53:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_get_state [2020-11-07 00:53:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_set_state [2020-11-07 00:53:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure __malloc_check_init [2020-11-07 00:53:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-11-07 00:53:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-11-07 00:53:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure rr_fail_path [2020-11-07 00:53:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-07 00:53:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-07 00:53:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-07 00:53:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-07 00:53:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-07 00:53:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-07 00:53:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-07 00:53:16,273 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-07 00:53:16,274 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-11-07 00:53:16,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:16 BoogieIcfgContainer [2020-11-07 00:53:16,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-07 00:53:16,278 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-07 00:53:16,278 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-07 00:53:16,282 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-07 00:53:16,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:53:15" (1/3) ... [2020-11-07 00:53:16,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd20d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:53:16, skipping insertion in model container [2020-11-07 00:53:16,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:15" (2/3) ... [2020-11-07 00:53:16,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd20d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:53:16, skipping insertion in model container [2020-11-07 00:53:16,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:16" (3/3) ... [2020-11-07 00:53:16,286 INFO L111 eAbstractionObserver]: Analyzing ICFG test_address.i [2020-11-07 00:53:16,303 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-07 00:53:16,306 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-07 00:53:16,319 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-07 00:53:16,345 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-07 00:53:16,346 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-07 00:53:16,346 INFO L379 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-11-07 00:53:16,346 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-07 00:53:16,346 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-07 00:53:16,347 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-07 00:53:16,347 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-07 00:53:16,347 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-07 00:53:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2020-11-07 00:53:16,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-07 00:53:16,375 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:53:16,376 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] [2020-11-07 00:53:16,377 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:53:16,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:53:16,384 INFO L82 PathProgramCache]: Analyzing trace with hash 1338536208, now seen corresponding path program 1 times [2020-11-07 00:53:16,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:53:16,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1403222153] [2020-11-07 00:53:16,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:53:16,490 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:53:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:53:16,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:53:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:53:16,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 00:53:16,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1403222153] [2020-11-07 00:53:16,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:53:16,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-07 00:53:16,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407333118] [2020-11-07 00:53:16,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-07 00:53:16,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:53:16,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-07 00:53:16,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-11-07 00:53:16,809 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 8 states. [2020-11-07 00:53:17,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:53:17,166 INFO L93 Difference]: Finished difference Result 47 states and 46 transitions. [2020-11-07 00:53:17,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-07 00:53:17,168 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2020-11-07 00:53:17,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:53:17,176 INFO L225 Difference]: With dead ends: 47 [2020-11-07 00:53:17,176 INFO L226 Difference]: Without dead ends: 0 [2020-11-07 00:53:17,180 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 [2020-11-07 00:53:17,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-07 00:53:17,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-07 00:53:17,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-07 00:53:17,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-07 00:53:17,210 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2020-11-07 00:53:17,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:53:17,211 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-07 00:53:17,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-07 00:53:17,211 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-07 00:53:17,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-07 00:53:17,212 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-07 00:53:17,214 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-07 00:53:17,581 INFO L269 CegarLoopResult]: At program point reach_errorEXIT(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,581 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,581 INFO L269 CegarLoopResult]: At program point reach_errorFINAL(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,581 INFO L269 CegarLoopResult]: At program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,581 INFO L269 CegarLoopResult]: At program point L3-2(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,582 INFO L269 CegarLoopResult]: At program point L3-3(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,582 INFO L269 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-07 00:53:17,582 INFO L269 CegarLoopResult]: At program point L3-4(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,582 INFO L269 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-11-07 00:53:17,582 INFO L269 CegarLoopResult]: At program point ULTIMATE.initFINAL(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,583 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|)) [2020-11-07 00:53:17,583 INFO L269 CegarLoopResult]: At program point L3(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,583 INFO L269 CegarLoopResult]: At program point L3-1(line 3) the Hoare annotation is: true [2020-11-07 00:53:17,583 INFO L269 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-11-07 00:53:17,583 INFO L262 CegarLoopResult]: At program point rr_fail_pathFINAL(lines 869 872) the Hoare annotation is: (or (not (= rr_fail_path_~pi.base 0)) (= |rr_fail_path_#in~pi.base| 0)) [2020-11-07 00:53:17,584 INFO L269 CegarLoopResult]: At program point rr_fail_pathENTRY(lines 869 872) the Hoare annotation is: true [2020-11-07 00:53:17,584 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)) [2020-11-07 00:53:17,584 INFO L262 CegarLoopResult]: At program point rr_fail_pathEXIT(lines 869 872) the Hoare annotation is: (or (not (= rr_fail_path_~pi.base 0)) (= |rr_fail_path_#in~pi.base| 0)) [2020-11-07 00:53:17,584 INFO L269 CegarLoopResult]: At program point list_addENTRY(lines 865 867) the Hoare annotation is: true [2020-11-07 00:53:17,584 INFO L262 CegarLoopResult]: At program point L866-2(line 866) the Hoare annotation is: (= |list_add_#in~new.base| 0) [2020-11-07 00:53:17,585 INFO L262 CegarLoopResult]: At program point L866-3(lines 865 867) the Hoare annotation is: (or (= |list_add_#in~new.base| 0) (not (= list_add_~new.base 0))) [2020-11-07 00:53:17,585 INFO L262 CegarLoopResult]: At program point list_addEXIT(lines 865 867) the Hoare annotation is: (or (= |list_add_#in~new.base| 0) (not (= list_add_~new.base 0))) [2020-11-07 00:53:17,585 INFO L262 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: (or (= |list_add_#in~new.base| 0) (not (= list_add_~new.base 0))) [2020-11-07 00:53:17,585 INFO L269 CegarLoopResult]: At program point __blast_assertEXIT(lines 854 857) the Hoare annotation is: true [2020-11-07 00:53:17,585 INFO L269 CegarLoopResult]: At program point L856(line 856) the Hoare annotation is: true [2020-11-07 00:53:17,586 INFO L269 CegarLoopResult]: At program point __blast_assertFINAL(lines 854 857) the Hoare annotation is: true [2020-11-07 00:53:17,586 INFO L269 CegarLoopResult]: At program point __blast_assertENTRY(lines 854 857) the Hoare annotation is: true [2020-11-07 00:53:17,586 INFO L269 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-11-07 00:53:17,586 INFO L269 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-07 00:53:17,586 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-07 00:53:17,586 INFO L269 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-11-07 00:53:17,587 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 875 878) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2020-11-07 00:53:17,587 INFO L262 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (not (= |main_~#pi~0.base| 0)) [2020-11-07 00:53:17,587 INFO L269 CegarLoopResult]: At program point mainFINAL(lines 875 878) the Hoare annotation is: true [2020-11-07 00:53:17,587 INFO L262 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (not (= |main_~#pi~0.base| 0)) [2020-11-07 00:53:17,587 INFO L262 CegarLoopResult]: At program point L876-1(line 876) the Hoare annotation is: (not (= |main_~#pi~0.base| 0)) [2020-11-07 00:53:17,587 INFO L269 CegarLoopResult]: At program point mainEXIT(lines 875 878) the Hoare annotation is: true [2020-11-07 00:53:17,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:53:17 BoogieIcfgContainer [2020-11-07 00:53:17,607 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-07 00:53:17,610 INFO L168 Benchmark]: Toolchain (without parser) took 2484.35 ms. Allocated memory was 152.0 MB in the beginning and 182.5 MB in the end (delta: 30.4 MB). Free memory was 128.3 MB in the beginning and 156.4 MB in the end (delta: -28.1 MB). Peak memory consumption was 70.5 MB. Max. memory is 8.0 GB. [2020-11-07 00:53:17,610 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 152.0 MB. Free memory is still 128.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 00:53:17,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.68 ms. Allocated memory is still 152.0 MB. Free memory was 127.6 MB in the beginning and 105.1 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-11-07 00:53:17,613 INFO L168 Benchmark]: Boogie Preprocessor took 109.58 ms. Allocated memory is still 152.0 MB. Free memory was 105.1 MB in the beginning and 135.3 MB in the end (delta: -30.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 8.0 GB. [2020-11-07 00:53:17,614 INFO L168 Benchmark]: RCFGBuilder took 536.32 ms. Allocated memory is still 152.0 MB. Free memory was 135.3 MB in the beginning and 98.6 MB in the end (delta: 36.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 8.0 GB. [2020-11-07 00:53:17,615 INFO L168 Benchmark]: TraceAbstraction took 1328.98 ms. Allocated memory was 152.0 MB in the beginning and 182.5 MB in the end (delta: 30.4 MB). Free memory was 98.0 MB in the beginning and 156.4 MB in the end (delta: -58.3 MB). Peak memory consumption was 39.7 MB. Max. memory is 8.0 GB. [2020-11-07 00:53:17,619 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 152.0 MB. Free memory is still 128.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 495.68 ms. Allocated memory is still 152.0 MB. Free memory was 127.6 MB in the beginning and 105.1 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 109.58 ms. Allocated memory is still 152.0 MB. Free memory was 105.1 MB in the beginning and 135.3 MB in the end (delta: -30.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 8.0 GB. * RCFGBuilder took 536.32 ms. Allocated memory is still 152.0 MB. Free memory was 135.3 MB in the beginning and 98.6 MB in the end (delta: 36.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1328.98 ms. Allocated memory was 152.0 MB in the beginning and 182.5 MB in the end (delta: 30.4 MB). Free memory was 98.0 MB in the beginning and 156.4 MB in the end (delta: -58.3 MB). Peak memory consumption was 39.7 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 - ProcedureContractResult [Line: 3]: Procedure Contract for reach_error Derived contract for procedure reach_error: 1 - ProcedureContractResult [Line: 869]: Procedure Contract for rr_fail_path Derived contract for procedure rr_fail_path: !(pi == 0) || pi == 0 - ProcedureContractResult [Line: 854]: Procedure Contract for __blast_assert Derived contract for procedure __blast_assert: 1 - ProcedureContractResult [Line: 865]: Procedure Contract for list_add Derived contract for procedure list_add: new == 0 || !(new == 0) - ProcedureContractResult [Line: 875]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 20 SDtfs, 14 SDslu, 92 SDs, 0 SdLazy, 50 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=37occurred 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, 37 LocationsWithAnnotation, 37 PreInvPairs, 47 NumberOfFragments, 126 HoareAnnotationTreeSize, 37 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 37 FomulaSimplificationsInter, 310 FormulaSimplificationTreeSizeReductionInter, 0.2s 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...