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 --rcfgbuilder.size.of.a.code.block SingleStatement --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.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 14:55:48,966 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 14:55:48,968 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 14:55:48,987 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 14:55:48,987 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 14:55:48,988 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 14:55:48,990 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 14:55:48,991 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 14:55:48,993 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 14:55:48,994 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 14:55:48,995 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 14:55:48,995 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 14:55:48,996 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 14:55:48,997 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 14:55:48,998 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 14:55:48,999 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 14:55:49,000 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 14:55:49,001 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 14:55:49,003 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 14:55:49,005 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 14:55:49,009 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 14:55:49,011 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 14:55:49,013 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 14:55:49,013 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 14:55:49,013 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 14:55:49,019 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 14:55:49,020 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 14:55:49,021 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 14:55:49,022 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 14:55:49,023 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 14:55:49,023 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 14:55:49,023 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 14:55:49,024 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 14:55:49,024 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 14:55:49,025 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 14:55:49,025 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 14:55:49,026 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-10-10 14:55:49,040 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 14:55:49,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 14:55:49,042 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-10 14:55:49,042 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-10 14:55:49,042 INFO L133 SettingsManager]: * Use SBE=true [2018-10-10 14:55:49,042 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-10 14:55:49,042 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-10 14:55:49,043 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-10 14:55:49,043 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-10 14:55:49,043 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-10 14:55:49,043 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-10 14:55:49,043 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-10 14:55:49,044 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-10 14:55:49,044 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-10 14:55:49,044 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-10 14:55:49,044 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-10 14:55:49,044 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 14:55:49,045 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-10 14:55:49,045 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-10 14:55:49,045 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-10 14:55:49,045 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 14:55:49,045 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 14:55:49,046 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-10 14:55:49,046 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-10 14:55:49,046 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-10 14:55:49,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Dump automata to the following directory -> dump Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-10-10 14:55:49,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 14:55:49,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 14:55:49,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 14:55:49,134 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-10 14:55:49,135 INFO L276 PluginConnector]: CDTParser initialized [2018-10-10 14:55:49,135 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 14:55:49,459 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f56f1c6ff/82e77059663b47658d1cb43bba431540/FLAG80fc5d2bd [2018-10-10 14:55:49,770 INFO L289 CDTParser]: Found 1 translation units. [2018-10-10 14:55:49,771 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 14:55:49,785 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f56f1c6ff/82e77059663b47658d1cb43bba431540/FLAG80fc5d2bd [2018-10-10 14:55:49,799 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f56f1c6ff/82e77059663b47658d1cb43bba431540 [2018-10-10 14:55:49,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 14:55:49,812 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-10 14:55:49,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-10 14:55:49,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-10 14:55:49,817 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-10 14:55:49,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 02:55:49" (1/1) ... [2018-10-10 14:55:49,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bd46d63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:49, skipping insertion in model container [2018-10-10 14:55:49,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 02:55:49" (1/1) ... [2018-10-10 14:55:49,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-10 14:55:49,903 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-10 14:55:50,290 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 14:55:50,298 INFO L189 MainTranslator]: Completed pre-run [2018-10-10 14:55:50,435 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 14:55:50,466 INFO L193 MainTranslator]: Completed translation [2018-10-10 14:55:50,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50 WrapperNode [2018-10-10 14:55:50,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-10 14:55:50,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-10 14:55:50,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-10 14:55:50,469 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-10 14:55:50,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... [2018-10-10 14:55:50,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... [2018-10-10 14:55:50,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-10 14:55:50,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 14:55:50,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 14:55:50,709 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 14:55:50,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... [2018-10-10 14:55:50,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... [2018-10-10 14:55:50,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... [2018-10-10 14:55:50,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... [2018-10-10 14:55:50,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... [2018-10-10 14:55:50,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... [2018-10-10 14:55:50,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... [2018-10-10 14:55:50,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 14:55:50,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 14:55:50,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 14:55:50,790 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 14:55:50,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 14:55:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 14:55:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 14:55:51,354 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,355 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,359 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,359 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,371 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,371 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,374 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,374 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,378 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,379 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,382 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,382 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,385 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,385 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,389 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,389 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,390 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,391 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,392 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,392 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,396 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,397 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,399 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,400 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,401 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,401 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,402 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,402 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,404 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,404 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,407 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,407 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,413 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,414 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,419 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,419 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,421 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,421 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,423 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,423 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,426 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,426 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,428 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,428 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,428 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,429 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:51,430 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:51,430 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,897 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 14:55:54,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:55:54 BoogieIcfgContainer [2018-10-10 14:55:54,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 14:55:54,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 14:55:54,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 14:55:54,904 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 14:55:54,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.10 02:55:49" (1/3) ... [2018-10-10 14:55:54,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55120c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 02:55:54, skipping insertion in model container [2018-10-10 14:55:54,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:50" (2/3) ... [2018-10-10 14:55:54,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55120c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 02:55:54, skipping insertion in model container [2018-10-10 14:55:54,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:55:54" (3/3) ... [2018-10-10 14:55:54,908 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 14:55:54,919 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-10 14:55:54,930 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-10-10 14:55:54,949 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-10-10 14:55:54,978 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 14:55:54,978 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 14:55:54,979 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 14:55:54,979 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-10 14:55:54,979 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 14:55:54,979 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 14:55:54,980 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 14:55:54,980 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 14:55:54,980 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 14:55:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states. [2018-10-10 14:55:55,078 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 14:55:55,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 02:55:55 BoogieIcfgContainer [2018-10-10 14:55:55,083 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 14:55:55,084 INFO L168 Benchmark]: Toolchain (without parser) took 5273.38 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 750.3 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -528.4 MB). Peak memory consumption was 221.9 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:55,086 INFO L168 Benchmark]: CDTParser took 0.23 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 14:55:55,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.68 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 14:55:55,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.43 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 750.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.9 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:55,089 INFO L168 Benchmark]: Boogie Preprocessor took 80.50 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 14:55:55,089 INFO L168 Benchmark]: RCFGBuilder took 4109.17 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 249.1 MB). Peak memory consumption was 249.1 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:55,090 INFO L168 Benchmark]: TraceAbstraction took 182.55 ms. Allocated memory is still 2.3 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:55,096 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 654.68 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 240.43 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 750.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.9 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.50 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 4109.17 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 249.1 MB). Peak memory consumption was 249.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 182.55 ms. Allocated memory is still 2.3 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 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, 1777 locations, 0 error locations. SAFE Result, 0.1s 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=1729occurred 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...