java -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 --traceabstraction.dump.automata.to.the.following.directory dump -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5b1954-m [2018-10-10 11:31:53,760 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 11:31:53,767 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 11:31:53,779 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 11:31:53,782 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 11:31:53,783 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 11:31:53,785 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 11:31:53,786 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 11:31:53,788 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 11:31:53,789 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 11:31:53,790 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 11:31:53,790 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 11:31:53,791 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 11:31:53,792 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 11:31:53,794 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 11:31:53,794 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 11:31:53,796 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 11:31:53,801 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 11:31:53,804 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 11:31:53,807 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 11:31:53,809 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 11:31:53,814 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 11:31:53,817 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 11:31:53,817 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 11:31:53,818 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 11:31:53,820 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 11:31:53,821 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 11:31:53,822 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 11:31:53,822 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 11:31:53,824 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 11:31:53,824 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 11:31:53,825 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 11:31:53,826 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 11:31:53,826 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 11:31:53,827 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 11:31:53,828 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 11:31:53,828 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-10-10 11:31:53,858 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 11:31:53,858 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 11:31:53,859 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-10 11:31:53,863 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-10 11:31:53,863 INFO L133 SettingsManager]: * Use SBE=true [2018-10-10 11:31:53,863 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-10 11:31:53,863 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-10 11:31:53,864 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-10 11:31:53,864 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-10 11:31:53,864 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-10 11:31:53,864 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-10 11:31:53,864 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-10 11:31:53,864 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-10 11:31:53,865 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-10 11:31:53,865 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-10 11:31:53,865 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-10 11:31:53,866 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-10 11:31:53,866 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-10 11:31:53,866 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 11:31:53,866 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-10 11:31:53,866 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-10 11:31:53,867 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-10 11:31:53,868 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 11:31:53,868 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 11:31:53,868 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-10 11:31:53,869 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-10 11:31:53,869 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-10 11:31:53,869 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-10 11:31:53,869 INFO L133 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Dump automata to the following directory -> dump [2018-10-10 11:31:53,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 11:31:53,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 11:31:53,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 11:31:53,937 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-10 11:31:53,937 INFO L276 PluginConnector]: CDTParser initialized [2018-10-10 11:31:53,938 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 11:31:54,245 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b219c42a/0413a3534b58468fb0628f1531441f70/FLAG586476146 [2018-10-10 11:31:54,498 INFO L289 CDTParser]: Found 1 translation units. [2018-10-10 11:31:54,499 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 11:31:54,511 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b219c42a/0413a3534b58468fb0628f1531441f70/FLAG586476146 [2018-10-10 11:31:54,526 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b219c42a/0413a3534b58468fb0628f1531441f70 [2018-10-10 11:31:54,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 11:31:54,538 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-10 11:31:54,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-10 11:31:54,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-10 11:31:54,544 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-10 11:31:54,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 11:31:54" (1/1) ... [2018-10-10 11:31:54,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c4f287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:54, skipping insertion in model container [2018-10-10 11:31:54,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 11:31:54" (1/1) ... [2018-10-10 11:31:54,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-10 11:31:54,629 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-10 11:31:55,015 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 11:31:55,020 INFO L189 MainTranslator]: Completed pre-run [2018-10-10 11:31:55,157 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 11:31:55,188 INFO L193 MainTranslator]: Completed translation [2018-10-10 11:31:55,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55 WrapperNode [2018-10-10 11:31:55,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-10 11:31:55,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-10 11:31:55,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-10 11:31:55,190 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-10 11:31:55,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (1/1) ... [2018-10-10 11:31:55,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (1/1) ... [2018-10-10 11:31:55,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-10 11:31:55,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 11:31:55,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 11:31:55,433 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 11:31:55,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (1/1) ... [2018-10-10 11:31:55,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (1/1) ... [2018-10-10 11:31:55,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (1/1) ... [2018-10-10 11:31:55,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (1/1) ... [2018-10-10 11:31:55,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (1/1) ... [2018-10-10 11:31:55,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (1/1) ... [2018-10-10 11:31:55,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (1/1) ... [2018-10-10 11:31:55,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 11:31:55,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 11:31:55,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 11:31:55,554 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 11:31:55,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (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 [2018-10-10 11:31:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 11:31:55,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 11:31:55,929 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,929 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,938 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,938 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,945 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,946 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,951 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,953 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,957 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,957 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,959 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,964 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,967 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,967 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,972 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,972 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,973 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,975 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,976 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,976 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,979 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,980 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,982 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,982 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,983 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,983 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,984 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,984 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,989 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,990 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,994 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:55,994 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:55,999 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:56,000 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:56,004 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:56,004 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:56,009 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:56,010 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:56,012 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:56,012 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:56,015 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:56,016 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:56,019 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:56,019 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:56,020 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:56,020 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:56,022 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:31:56,022 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:31:58,704 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 11:31:58,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 11:31:58 BoogieIcfgContainer [2018-10-10 11:31:58,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 11:31:58,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 11:31:58,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 11:31:58,708 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 11:31:58,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.10 11:31:54" (1/3) ... [2018-10-10 11:31:58,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6151eded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 11:31:58, skipping insertion in model container [2018-10-10 11:31:58,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:31:55" (2/3) ... [2018-10-10 11:31:58,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6151eded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 11:31:58, skipping insertion in model container [2018-10-10 11:31:58,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 11:31:58" (3/3) ... [2018-10-10 11:31:58,712 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 11:31:58,720 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-10 11:31:58,727 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-10-10 11:31:58,745 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-10-10 11:31:58,774 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 11:31:58,774 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 11:31:58,775 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 11:31:58,775 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-10 11:31:58,775 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 11:31:58,775 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 11:31:58,775 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 11:31:58,775 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 11:31:58,776 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 11:31:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states. [2018-10-10 11:31:58,823 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 11:31:58,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 11:31:58 BoogieIcfgContainer [2018-10-10 11:31:58,828 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 11:31:58,829 INFO L168 Benchmark]: Toolchain (without parser) took 4291.41 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -627.5 MB). Peak memory consumption was 111.7 MB. Max. memory is 7.1 GB. [2018-10-10 11:31:58,831 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-10-10 11:31:58,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.49 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. [2018-10-10 11:31:58,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 243.22 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -805.7 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2018-10-10 11:31:58,834 INFO L168 Benchmark]: Boogie Preprocessor took 120.32 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 11:31:58,835 INFO L168 Benchmark]: RCFGBuilder took 3151.22 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: 143.8 MB). Peak memory consumption was 143.8 MB. Max. memory is 7.1 GB. [2018-10-10 11:31:58,835 INFO L168 Benchmark]: TraceAbstraction took 122.47 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2018-10-10 11:31:58,839 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 649.49 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 Procedure Inliner took 243.22 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -805.7 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.32 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3151.22 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: 143.8 MB). Peak memory consumption was 143.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 122.47 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 481 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=433occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...