java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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_malloc-2_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-18e5b2d-m [2018-11-18 23:46:36,697 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 23:46:36,699 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 23:46:36,711 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 23:46:36,711 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 23:46:36,713 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 23:46:36,714 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 23:46:36,719 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 23:46:36,721 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 23:46:36,722 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 23:46:36,725 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 23:46:36,725 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 23:46:36,727 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 23:46:36,728 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 23:46:36,729 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 23:46:36,730 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 23:46:36,731 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 23:46:36,733 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 23:46:36,737 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 23:46:36,741 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 23:46:36,742 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 23:46:36,746 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 23:46:36,754 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 23:46:36,754 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 23:46:36,754 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 23:46:36,755 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 23:46:36,756 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 23:46:36,760 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 23:46:36,761 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 23:46:36,762 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 23:46:36,762 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 23:46:36,766 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 23:46:36,767 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 23:46:36,767 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 23:46:36,768 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 23:46:36,771 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 23:46:36,771 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 23:46:36,801 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 23:46:36,801 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 23:46:36,803 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 23:46:36,803 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 23:46:36,804 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 23:46:36,804 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 23:46:36,804 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 23:46:36,805 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 23:46:36,805 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 23:46:36,805 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 23:46:36,805 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 23:46:36,805 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 23:46:36,806 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 23:46:36,806 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 23:46:36,806 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 23:46:36,806 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 23:46:36,806 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 23:46:36,806 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 23:46:36,807 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 23:46:36,808 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 23:46:36,808 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 23:46:36,809 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 23:46:36,809 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 23:46:36,809 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 23:46:36,809 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 23:46:36,809 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 23:46:36,810 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 23:46:36,810 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 23:46:36,810 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 23:46:36,810 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 23:46:36,810 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 23:46:36,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 23:46:36,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 23:46:36,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 23:46:36,905 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 23:46:36,905 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 23:46:36,906 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_malloc-2_true-unreach-call_true-termination.i [2018-11-18 23:46:36,975 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4776caa94/2c875f6a56c34443a76b15071c012c49/FLAG3213ae4ff [2018-11-18 23:46:37,551 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 23:46:37,552 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_malloc-2_true-unreach-call_true-termination.i [2018-11-18 23:46:37,564 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4776caa94/2c875f6a56c34443a76b15071c012c49/FLAG3213ae4ff [2018-11-18 23:46:37,839 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4776caa94/2c875f6a56c34443a76b15071c012c49 [2018-11-18 23:46:37,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 23:46:37,852 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-18 23:46:37,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 23:46:37,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 23:46:37,856 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 23:46:37,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:46:37" (1/1) ... [2018-11-18 23:46:37,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7818f212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:37, skipping insertion in model container [2018-11-18 23:46:37,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:46:37" (1/1) ... [2018-11-18 23:46:37,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 23:46:37,926 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 23:46:38,355 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 23:46:38,361 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 23:46:38,414 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 23:46:38,483 INFO L195 MainTranslator]: Completed translation [2018-11-18 23:46:38,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38 WrapperNode [2018-11-18 23:46:38,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 23:46:38,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 23:46:38,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 23:46:38,485 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 23:46:38,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38" (1/1) ... [2018-11-18 23:46:38,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38" (1/1) ... [2018-11-18 23:46:38,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38" (1/1) ... [2018-11-18 23:46:38,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38" (1/1) ... [2018-11-18 23:46:38,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38" (1/1) ... [2018-11-18 23:46:38,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38" (1/1) ... [2018-11-18 23:46:38,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38" (1/1) ... [2018-11-18 23:46:38,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 23:46:38,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 23:46:38,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 23:46:38,660 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 23:46:38,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38" (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 [2018-11-18 23:46:38,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 23:46:38,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 23:46:38,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 23:46:38,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 23:46:38,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 23:46:38,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 23:46:38,736 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 23:46:38,736 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2018-11-18 23:46:38,736 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2018-11-18 23:46:38,736 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2018-11-18 23:46:38,736 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2018-11-18 23:46:38,737 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2018-11-18 23:46:38,737 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2018-11-18 23:46:38,737 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2018-11-18 23:46:38,737 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2018-11-18 23:46:38,738 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2018-11-18 23:46:38,738 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2018-11-18 23:46:38,738 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2018-11-18 23:46:38,738 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2018-11-18 23:46:38,738 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2018-11-18 23:46:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2018-11-18 23:46:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2018-11-18 23:46:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2018-11-18 23:46:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2018-11-18 23:46:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2018-11-18 23:46:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2018-11-18 23:46:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2018-11-18 23:46:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2018-11-18 23:46:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2018-11-18 23:46:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2018-11-18 23:46:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2018-11-18 23:46:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2018-11-18 23:46:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2018-11-18 23:46:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2018-11-18 23:46:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2018-11-18 23:46:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2018-11-18 23:46:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2018-11-18 23:46:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2018-11-18 23:46:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2018-11-18 23:46:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2018-11-18 23:46:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2018-11-18 23:46:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2018-11-18 23:46:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2018-11-18 23:46:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2018-11-18 23:46:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2018-11-18 23:46:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2018-11-18 23:46:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2018-11-18 23:46:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 23:46:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2018-11-18 23:46:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2018-11-18 23:46:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2018-11-18 23:46:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2018-11-18 23:46:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2018-11-18 23:46:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2018-11-18 23:46:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2018-11-18 23:46:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2018-11-18 23:46:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2018-11-18 23:46:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2018-11-18 23:46:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2018-11-18 23:46:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2018-11-18 23:46:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2018-11-18 23:46:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2018-11-18 23:46:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2018-11-18 23:46:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2018-11-18 23:46:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2018-11-18 23:46:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2018-11-18 23:46:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2018-11-18 23:46:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2018-11-18 23:46:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2018-11-18 23:46:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2018-11-18 23:46:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2018-11-18 23:46:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2018-11-18 23:46:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2018-11-18 23:46:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2018-11-18 23:46:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2018-11-18 23:46:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2018-11-18 23:46:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2018-11-18 23:46:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2018-11-18 23:46:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2018-11-18 23:46:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2018-11-18 23:46:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2018-11-18 23:46:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2018-11-18 23:46:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-18 23:46:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2018-11-18 23:46:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2018-11-18 23:46:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2018-11-18 23:46:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2018-11-18 23:46:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2018-11-18 23:46:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2018-11-18 23:46:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2018-11-18 23:46:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2018-11-18 23:46:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2018-11-18 23:46:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2018-11-18 23:46:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2018-11-18 23:46:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2018-11-18 23:46:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2018-11-18 23:46:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2018-11-18 23:46:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2018-11-18 23:46:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2018-11-18 23:46:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2018-11-18 23:46:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2018-11-18 23:46:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2018-11-18 23:46:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2018-11-18 23:46:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2018-11-18 23:46:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2018-11-18 23:46:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2018-11-18 23:46:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2018-11-18 23:46:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2018-11-18 23:46:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2018-11-18 23:46:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2018-11-18 23:46:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 23:46:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-18 23:46:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-18 23:46:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 23:46:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-18 23:46:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure memalign [2018-11-18 23:46:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-18 23:46:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure pvalloc [2018-11-18 23:46:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure __default_morecore [2018-11-18 23:46:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure mallinfo [2018-11-18 23:46:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure mallopt [2018-11-18 23:46:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_trim [2018-11-18 23:46:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_usable_size [2018-11-18 23:46:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_stats [2018-11-18 23:46:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_info [2018-11-18 23:46:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_get_state [2018-11-18 23:46:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_set_state [2018-11-18 23:46:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure __malloc_check_init [2018-11-18 23:46:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 23:46:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 23:46:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 23:46:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 23:46:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 23:46:39,408 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 23:46:39,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:46:39 BoogieIcfgContainer [2018-11-18 23:46:39,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 23:46:39,410 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 23:46:39,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 23:46:39,413 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 23:46:39,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:46:37" (1/3) ... [2018-11-18 23:46:39,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7437ecfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:46:39, skipping insertion in model container [2018-11-18 23:46:39,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:38" (2/3) ... [2018-11-18 23:46:39,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7437ecfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:46:39, skipping insertion in model container [2018-11-18 23:46:39,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:46:39" (3/3) ... [2018-11-18 23:46:39,417 INFO L112 eAbstractionObserver]: Analyzing ICFG test_malloc-2_true-unreach-call_true-termination.i [2018-11-18 23:46:39,427 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 23:46:39,436 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 23:46:39,454 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 23:46:39,488 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 23:46:39,488 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 23:46:39,489 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 23:46:39,489 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 23:46:39,489 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 23:46:39,489 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 23:46:39,489 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 23:46:39,489 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 23:46:39,490 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 23:46:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2018-11-18 23:46:39,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 23:46:39,515 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 23:46:39,516 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 23:46:39,518 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 23:46:39,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 23:46:39,525 INFO L82 PathProgramCache]: Analyzing trace with hash -777284632, now seen corresponding path program 1 times [2018-11-18 23:46:39,527 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 23:46:39,528 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 23:46:39,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 23:46:39,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 23:46:39,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 23:46:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 23:46:39,909 INFO L256 TraceCheckUtils]: 0: Hoare triple {22#true} call ULTIMATE.init(); {22#true} is VALID [2018-11-18 23:46:39,912 INFO L273 TraceCheckUtils]: 1: Hoare triple {22#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~CURRENTLY_UNSAFE~0 := 0; {22#true} is VALID [2018-11-18 23:46:39,913 INFO L273 TraceCheckUtils]: 2: Hoare triple {22#true} assume true; {22#true} is VALID [2018-11-18 23:46:39,913 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {22#true} {22#true} #29#return; {22#true} is VALID [2018-11-18 23:46:39,913 INFO L256 TraceCheckUtils]: 4: Hoare triple {22#true} call #t~ret28 := main(); {22#true} is VALID [2018-11-18 23:46:39,921 INFO L273 TraceCheckUtils]: 5: Hoare triple {22#true} call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(4);call ~#b~0.base, ~#b~0.offset := #Ultimate.alloc(4);~p1~0.base, ~p1~0.offset := ~#a~0.base, ~#a~0.offset;~p2~0.base, ~p2~0.offset := ~#b~0.base, ~#b~0.offset; {24#(not (= main_~p1~0.base main_~p2~0.base))} is VALID [2018-11-18 23:46:39,924 INFO L273 TraceCheckUtils]: 6: Hoare triple {24#(not (= main_~p1~0.base main_~p2~0.base))} assume (~p1~0.base != 0 || ~p1~0.offset != 0) && (~p2~0.base != 0 || ~p2~0.offset != 0); {24#(not (= main_~p1~0.base main_~p2~0.base))} is VALID [2018-11-18 23:46:39,926 INFO L256 TraceCheckUtils]: 7: Hoare triple {24#(not (= main_~p1~0.base main_~p2~0.base))} call __VERIFIER_assert((if ~p1~0.base != ~p2~0.base || ~p1~0.offset != ~p2~0.offset then 1 else 0)); {25#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-18 23:46:39,935 INFO L273 TraceCheckUtils]: 8: Hoare triple {25#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {26#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-18 23:46:39,949 INFO L273 TraceCheckUtils]: 9: Hoare triple {26#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {23#false} is VALID [2018-11-18 23:46:39,949 INFO L273 TraceCheckUtils]: 10: Hoare triple {23#false} assume !false; {23#false} is VALID [2018-11-18 23:46:39,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 23:46:39,955 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 23:46:39,955 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 23:46:39,961 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2018-11-18 23:46:39,964 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-18 23:46:39,968 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-18 23:46:40,052 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 23:46:40,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 23:46:40,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 23:46:40,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 23:46:40,065 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 5 states. [2018-11-18 23:46:40,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 23:46:40,404 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2018-11-18 23:46:40,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 23:46:40,404 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2018-11-18 23:46:40,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 23:46:40,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-18 23:46:40,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2018-11-18 23:46:40,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-18 23:46:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2018-11-18 23:46:40,423 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 26 transitions. [2018-11-18 23:46:40,603 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 23:46:40,611 INFO L225 Difference]: With dead ends: 26 [2018-11-18 23:46:40,611 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 23:46:40,617 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 23:46:40,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 23:46:40,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 23:46:40,645 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-18 23:46:40,646 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2018-11-18 23:46:40,647 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2018-11-18 23:46:40,647 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2018-11-18 23:46:40,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 23:46:40,648 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-18 23:46:40,648 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 23:46:40,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 23:46:40,649 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 23:46:40,649 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2018-11-18 23:46:40,649 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2018-11-18 23:46:40,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 23:46:40,650 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-18 23:46:40,650 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 23:46:40,650 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 23:46:40,650 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 23:46:40,651 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-18 23:46:40,651 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-18 23:46:40,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 23:46:40,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 23:46:40,654 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2018-11-18 23:46:40,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 23:46:40,655 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 23:46:40,656 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 23:46:40,656 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 23:46:40,656 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 23:46:40,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 23:46:40,805 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 23:46:40,805 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 23:46:40,805 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 23:46:40,806 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 23:46:40,806 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 23:46:40,806 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 23:46:40,806 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 23:46:40,806 INFO L425 ceAbstractionStarter]: For program point L434-1(lines 434 436) no Hoare annotation was computed. [2018-11-18 23:46:40,806 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 430 438) the Hoare annotation is: true [2018-11-18 23:46:40,806 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 430 438) no Hoare annotation was computed. [2018-11-18 23:46:40,806 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 430 438) no Hoare annotation was computed. [2018-11-18 23:46:40,807 INFO L421 ceAbstractionStarter]: At program point L435(line 435) the Hoare annotation is: (not (= main_~p1~0.base main_~p2~0.base)) [2018-11-18 23:46:40,807 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 436) no Hoare annotation was computed. [2018-11-18 23:46:40,807 INFO L428 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 3 8) the Hoare annotation is: true [2018-11-18 23:46:40,807 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2018-11-18 23:46:40,807 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 3 8) no Hoare annotation was computed. [2018-11-18 23:46:40,807 INFO L425 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2018-11-18 23:46:40,807 INFO L425 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2018-11-18 23:46:40,808 INFO L425 ceAbstractionStarter]: For program point L4-2(lines 3 8) no Hoare annotation was computed. [2018-11-18 23:46:40,812 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-18 23:46:40,812 WARN L170 areAnnotationChecker]: L434 has no Hoare annotation [2018-11-18 23:46:40,812 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2018-11-18 23:46:40,812 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-18 23:46:40,812 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-18 23:46:40,813 WARN L170 areAnnotationChecker]: L434 has no Hoare annotation [2018-11-18 23:46:40,814 WARN L170 areAnnotationChecker]: L434 has no Hoare annotation [2018-11-18 23:46:40,814 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2018-11-18 23:46:40,814 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2018-11-18 23:46:40,814 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2018-11-18 23:46:40,814 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-18 23:46:40,815 WARN L170 areAnnotationChecker]: L434-1 has no Hoare annotation [2018-11-18 23:46:40,815 WARN L170 areAnnotationChecker]: L434-1 has no Hoare annotation [2018-11-18 23:46:40,815 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2018-11-18 23:46:40,815 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2018-11-18 23:46:40,815 WARN L170 areAnnotationChecker]: L4-2 has no Hoare annotation [2018-11-18 23:46:40,815 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2018-11-18 23:46:40,815 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2018-11-18 23:46:40,815 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2018-11-18 23:46:40,816 INFO L163 areAnnotationChecker]: CFG has 3 edges. 3 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2018-11-18 23:46:40,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:46:40 BoogieIcfgContainer [2018-11-18 23:46:40,819 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 23:46:40,821 INFO L168 Benchmark]: Toolchain (without parser) took 2969.78 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 723.0 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -679.8 MB). Peak memory consumption was 43.2 MB. Max. memory is 7.1 GB. [2018-11-18 23:46:40,823 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-18 23:46:40,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.92 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-11-18 23:46:40,824 INFO L168 Benchmark]: Boogie Preprocessor took 171.43 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 723.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -802.0 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2018-11-18 23:46:40,826 INFO L168 Benchmark]: RCFGBuilder took 749.35 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. [2018-11-18 23:46:40,826 INFO L168 Benchmark]: TraceAbstraction took 1409.37 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 7.1 GB. [2018-11-18 23:46:40,832 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 631.92 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 171.43 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 723.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -802.0 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 749.35 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1409.37 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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 4 procedures, 19 locations, 1 error locations. SAFE Result, 1.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 12 SDtfs, 8 SDslu, 30 SDs, 0 SdLazy, 13 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 6 NumberOfFragments, 9 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...