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_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5b1954-m [2018-10-10 11:31:59,582 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 11:31:59,584 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 11:31:59,601 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 11:31:59,601 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 11:31:59,602 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 11:31:59,605 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 11:31:59,608 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 11:31:59,612 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 11:31:59,613 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 11:31:59,622 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 11:31:59,622 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 11:31:59,623 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 11:31:59,626 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 11:31:59,628 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 11:31:59,629 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 11:31:59,630 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 11:31:59,634 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 11:31:59,636 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 11:31:59,640 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 11:31:59,641 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 11:31:59,643 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 11:31:59,645 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 11:31:59,645 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 11:31:59,646 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 11:31:59,646 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 11:31:59,647 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 11:31:59,648 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 11:31:59,649 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 11:31:59,649 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 11:31:59,650 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 11:31:59,650 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 11:31:59,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 11:31:59,651 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 11:31:59,652 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 11:31:59,652 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 11:31:59,653 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 11:31:59,667 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 11:31:59,668 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 11:31:59,669 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-10 11:31:59,669 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-10 11:31:59,669 INFO L133 SettingsManager]: * Use SBE=true [2018-10-10 11:31:59,670 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-10 11:31:59,670 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-10 11:31:59,670 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-10 11:31:59,670 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-10 11:31:59,670 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-10 11:31:59,671 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-10 11:31:59,671 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-10 11:31:59,671 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-10 11:31:59,671 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-10 11:31:59,672 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-10 11:31:59,672 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-10 11:31:59,672 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-10 11:31:59,672 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-10 11:31:59,673 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 11:31:59,673 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-10 11:31:59,673 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-10 11:31:59,673 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-10 11:31:59,673 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 11:31:59,673 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 11:31:59,674 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-10 11:31:59,674 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-10 11:31:59,674 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-10 11:31:59,674 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-10 11:31:59,675 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 11:31:59,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 11:31:59,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 11:31:59,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 11:31:59,740 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-10 11:31:59,741 INFO L276 PluginConnector]: CDTParser initialized [2018-10-10 11:31:59,741 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 11:32:00,082 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bb68a7bf/640eefc6a8a949c085eeb2eab6176df5/FLAG9de702e47 [2018-10-10 11:32:00,385 INFO L289 CDTParser]: Found 1 translation units. [2018-10-10 11:32:00,386 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 11:32:00,421 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bb68a7bf/640eefc6a8a949c085eeb2eab6176df5/FLAG9de702e47 [2018-10-10 11:32:00,439 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bb68a7bf/640eefc6a8a949c085eeb2eab6176df5 [2018-10-10 11:32:00,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 11:32:00,455 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-10 11:32:00,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-10 11:32:00,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-10 11:32:00,462 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-10 11:32:00,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 11:32:00" (1/1) ... [2018-10-10 11:32:00,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@571485da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:00, skipping insertion in model container [2018-10-10 11:32:00,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 11:32:00" (1/1) ... [2018-10-10 11:32:00,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-10 11:32:00,557 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-10 11:32:00,980 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 11:32:00,986 INFO L189 MainTranslator]: Completed pre-run [2018-10-10 11:32:01,114 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 11:32:01,145 INFO L193 MainTranslator]: Completed translation [2018-10-10 11:32:01,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01 WrapperNode [2018-10-10 11:32:01,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-10 11:32:01,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-10 11:32:01,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-10 11:32:01,147 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-10 11:32:01,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (1/1) ... [2018-10-10 11:32:01,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (1/1) ... [2018-10-10 11:32:01,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-10 11:32:01,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 11:32:01,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 11:32:01,372 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 11:32:01,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (1/1) ... [2018-10-10 11:32:01,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (1/1) ... [2018-10-10 11:32:01,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (1/1) ... [2018-10-10 11:32:01,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (1/1) ... [2018-10-10 11:32:01,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (1/1) ... [2018-10-10 11:32:01,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (1/1) ... [2018-10-10 11:32:01,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (1/1) ... [2018-10-10 11:32:01,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 11:32:01,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 11:32:01,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 11:32:01,516 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 11:32:01,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (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 11:32:01,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 11:32:01,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 11:32:01,969 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:01,969 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:01,987 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:01,988 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:01,995 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:01,995 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,007 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,007 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,008 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,010 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,011 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,011 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,017 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,017 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,024 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,024 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,028 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,028 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,030 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,030 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,032 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,034 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,036 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,038 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,040 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,040 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,043 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,043 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,044 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,044 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,046 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,046 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,049 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,049 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,051 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,051 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,053 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,053 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,053 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,054 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,055 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,055 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,058 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,058 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,062 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,062 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,065 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,065 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,067 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,067 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,069 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,069 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,072 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,072 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,073 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,073 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,074 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,074 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:02,076 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:32:02,076 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:32:05,160 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 11:32:05,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 11:32:05 BoogieIcfgContainer [2018-10-10 11:32:05,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 11:32:05,162 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 11:32:05,162 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 11:32:05,165 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 11:32:05,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.10 11:32:00" (1/3) ... [2018-10-10 11:32:05,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4374f34d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 11:32:05, skipping insertion in model container [2018-10-10 11:32:05,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:32:01" (2/3) ... [2018-10-10 11:32:05,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4374f34d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 11:32:05, skipping insertion in model container [2018-10-10 11:32:05,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 11:32:05" (3/3) ... [2018-10-10 11:32:05,169 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 11:32:05,180 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-10 11:32:05,190 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-10-10 11:32:05,208 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-10-10 11:32:05,242 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 11:32:05,243 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 11:32:05,243 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 11:32:05,244 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-10 11:32:05,244 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 11:32:05,244 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 11:32:05,244 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 11:32:05,244 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 11:32:05,244 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 11:32:05,294 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states. [2018-10-10 11:32:05,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 11:32:05,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 11:32:05 BoogieIcfgContainer [2018-10-10 11:32:05,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 11:32:05,338 INFO L168 Benchmark]: Toolchain (without parser) took 4884.30 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.4 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -587.3 MB). Peak memory consumption was 165.1 MB. Max. memory is 7.1 GB. [2018-10-10 11:32:05,340 INFO L168 Benchmark]: CDTParser took 0.19 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 11:32:05,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.38 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. [2018-10-10 11:32:05,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.83 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. [2018-10-10 11:32:05,343 INFO L168 Benchmark]: Boogie Preprocessor took 142.94 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2018-10-10 11:32:05,344 INFO L168 Benchmark]: RCFGBuilder took 3646.02 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: 181.4 MB). Peak memory consumption was 181.4 MB. Max. memory is 7.1 GB. [2018-10-10 11:32:05,345 INFO L168 Benchmark]: TraceAbstraction took 174.61 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2018-10-10 11:32:05,352 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 690.38 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 224.83 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.94 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3646.02 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: 181.4 MB). Peak memory consumption was 181.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 174.61 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: 13.1 MB). Peak memory consumption was 13.1 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, 649 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=589occurred 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...