./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko_true-unreach-call.cil.out.i.pp.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko_true-unreach-call.cil.out.i.pp.i -s /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c4ab3a1b7a928c9fbfa3f31e196dab10da7fc09a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:30:24,611 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:30:24,612 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:30:24,622 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:30:24,622 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:30:24,623 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:30:24,625 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:30:24,626 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:30:24,627 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:30:24,628 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:30:24,629 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:30:24,629 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:30:24,630 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:30:24,631 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:30:24,632 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:30:24,633 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:30:24,634 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:30:24,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:30:24,637 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:30:24,639 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:30:24,640 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:30:24,641 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:30:24,643 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:30:24,643 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:30:24,644 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:30:24,644 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:30:24,645 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:30:24,647 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:30:24,647 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:30:24,648 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:30:24,648 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:30:24,649 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:30:24,649 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:30:24,650 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:30:24,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:30:24,652 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:30:24,652 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-10-26 21:30:24,664 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:30:24,665 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:30:24,665 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:30:24,666 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:30:24,667 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:30:24,667 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:30:24,667 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:30:24,667 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:30:24,668 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:30:24,668 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:30:24,669 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:30:24,669 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:30:24,669 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:30:24,669 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:30:24,669 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:30:24,669 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:30:24,670 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:30:24,670 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:30:24,670 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:30:24,670 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:30:24,670 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:30:24,670 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:30:24,671 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 21:30:24,671 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:30:24,671 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:30:24,671 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:30:24,671 INFO L133 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4ab3a1b7a928c9fbfa3f31e196dab10da7fc09a [2018-10-26 21:30:24,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:30:24,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:30:24,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:30:24,727 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:30:24,727 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:30:24,728 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko_true-unreach-call.cil.out.i.pp.i [2018-10-26 21:30:24,777 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/data/e5cd29b53/e48e856c514746599fe9268520a88fce/FLAGda30f59b9 [2018-10-26 21:30:25,381 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:30:25,381 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko_true-unreach-call.cil.out.i.pp.i [2018-10-26 21:30:25,405 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/data/e5cd29b53/e48e856c514746599fe9268520a88fce/FLAGda30f59b9 [2018-10-26 21:30:25,418 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/data/e5cd29b53/e48e856c514746599fe9268520a88fce [2018-10-26 21:30:25,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:30:25,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:30:25,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:30:25,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:30:25,430 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:30:25,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:30:25" (1/1) ... [2018-10-26 21:30:25,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a669605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:25, skipping insertion in model container [2018-10-26 21:30:25,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:30:25" (1/1) ... [2018-10-26 21:30:25,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:30:25,532 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:30:26,493 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:30:26,563 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:30:26,973 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:30:27,043 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:30:27,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27 WrapperNode [2018-10-26 21:30:27,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:30:27,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:30:27,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:30:27,047 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:30:27,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... [2018-10-26 21:30:27,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... [2018-10-26 21:30:27,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:30:27,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:30:27,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:30:27,120 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:30:27,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... [2018-10-26 21:30:27,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... [2018-10-26 21:30:27,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... [2018-10-26 21:30:27,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... [2018-10-26 21:30:27,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... [2018-10-26 21:30:27,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... [2018-10-26 21:30:27,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... [2018-10-26 21:30:27,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:30:27,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:30:27,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:30:27,203 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:30:27,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:30:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-26 21:30:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2018-10-26 21:30:27,265 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2018-10-26 21:30:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-10-26 21:30:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-26 21:30:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 21:30:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2018-10-26 21:30:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2018-10-26 21:30:27,267 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2018-10-26 21:30:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 21:30:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2018-10-26 21:30:27,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2018-10-26 21:30:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 21:30:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 21:30:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-10-26 21:30:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2018-10-26 21:30:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-10-26 21:30:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-10-26 21:30:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-10-26 21:30:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-10-26 21:30:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 21:30:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-10-26 21:30:27,272 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-10-26 21:30:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2018-10-26 21:30:27,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2018-10-26 21:30:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-10-26 21:30:27,273 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-10-26 21:30:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2018-10-26 21:30:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:30:27,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:30:27,829 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-26 21:30:27,830 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-26 21:30:27,831 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-26 21:30:27,832 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-26 21:30:53,498 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:30:53,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:30:53 BoogieIcfgContainer [2018-10-26 21:30:53,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:30:53,499 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 21:30:53,499 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 21:30:53,511 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 21:30:53,511 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:30:53" (1/1) ... [2018-10-26 21:30:53,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:30:53,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:53,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 88 states and 124 transitions. [2018-10-26 21:30:53,567 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 124 transitions. [2018-10-26 21:30:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 21:30:53,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:53,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:30:54,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:54,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 89 states and 121 transitions. [2018-10-26 21:30:54,851 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions. [2018-10-26 21:30:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 21:30:54,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:30:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:56,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 92 states and 124 transitions. [2018-10-26 21:30:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2018-10-26 21:30:56,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-26 21:30:56,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:56,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:30:56,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:56,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 92 states and 122 transitions. [2018-10-26 21:30:56,417 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2018-10-26 21:30:56,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 21:30:56,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:56,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:56,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:30:56,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 97 states and 135 transitions. [2018-10-26 21:30:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2018-10-26 21:30:56,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-26 21:30:56,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:30:56,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:56,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 102 states and 148 transitions. [2018-10-26 21:30:56,647 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 148 transitions. [2018-10-26 21:30:56,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-26 21:30:56,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:56,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:30:56,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 108 states and 160 transitions. [2018-10-26 21:30:56,894 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-10-26 21:30:56,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-26 21:30:56,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:56,943 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:30:57,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:57,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 111 states and 165 transitions. [2018-10-26 21:30:57,042 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2018-10-26 21:30:57,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 21:30:57,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:57,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:30:57,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:57,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 112 states and 166 transitions. [2018-10-26 21:30:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 166 transitions. [2018-10-26 21:30:57,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 21:30:57,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:57,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:30:57,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:57,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 115 states and 171 transitions. [2018-10-26 21:30:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 171 transitions. [2018-10-26 21:30:57,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 21:30:57,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:57,325 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:30:57,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:57,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 116 states and 171 transitions. [2018-10-26 21:30:57,377 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 171 transitions. [2018-10-26 21:30:57,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-26 21:30:57,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:57,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:30:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:57,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 117 states and 172 transitions. [2018-10-26 21:30:57,457 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 172 transitions. [2018-10-26 21:30:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 21:30:57,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:57,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:30:58,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:58,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 119 states and 174 transitions. [2018-10-26 21:30:58,019 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2018-10-26 21:30:58,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-26 21:30:58,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:58,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:30:58,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:58,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 128 states and 189 transitions. [2018-10-26 21:30:58,200 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 189 transitions. [2018-10-26 21:30:58,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-26 21:30:58,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:58,245 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:30:58,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:58,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 129 states and 190 transitions. [2018-10-26 21:30:58,407 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 190 transitions. [2018-10-26 21:30:58,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-26 21:30:58,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:58,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:30:58,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:58,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 138 states and 205 transitions. [2018-10-26 21:30:58,721 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 205 transitions. [2018-10-26 21:30:58,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-26 21:30:58,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:58,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:30:58,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:58,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 139 states and 206 transitions. [2018-10-26 21:30:58,776 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 206 transitions. [2018-10-26 21:30:58,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-26 21:30:58,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:58,820 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:30:59,235 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 21:30:59,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:59,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 140 states and 206 transitions. [2018-10-26 21:30:59,291 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 206 transitions. [2018-10-26 21:30:59,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-26 21:30:59,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:59,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:30:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:59,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 141 states and 207 transitions. [2018-10-26 21:30:59,359 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 207 transitions. [2018-10-26 21:30:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-26 21:30:59,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:30:59,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:30:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:30:59,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 144 states and 208 transitions. [2018-10-26 21:30:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 208 transitions. [2018-10-26 21:30:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-26 21:30:59,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:30:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:00,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:01,138 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 21:31:01,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 148 states and 212 transitions. [2018-10-26 21:31:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 212 transitions. [2018-10-26 21:31:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-26 21:31:01,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:02,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:02,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:02,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 161 states and 229 transitions. [2018-10-26 21:31:02,956 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 229 transitions. [2018-10-26 21:31:02,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-26 21:31:02,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:03,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:16,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 173 states and 247 transitions. [2018-10-26 21:31:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 247 transitions. [2018-10-26 21:31:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-26 21:31:16,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:16,619 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 21:31:17,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:17,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 177 states and 253 transitions. [2018-10-26 21:31:17,486 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 253 transitions. [2018-10-26 21:31:17,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-26 21:31:17,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:17,552 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 21:31:18,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:18,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 179 states and 255 transitions. [2018-10-26 21:31:18,031 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 255 transitions. [2018-10-26 21:31:18,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-26 21:31:18,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 21:31:18,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:18,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 183 states and 261 transitions. [2018-10-26 21:31:18,644 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 261 transitions. [2018-10-26 21:31:18,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-26 21:31:18,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:18,689 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 21:31:18,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:18,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 185 states and 263 transitions. [2018-10-26 21:31:18,750 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 263 transitions. [2018-10-26 21:31:18,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:31:18,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:19,285 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:19,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 188 states and 270 transitions. [2018-10-26 21:31:19,995 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 270 transitions. [2018-10-26 21:31:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:31:19,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:21,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:21,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:21,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 190 states and 272 transitions. [2018-10-26 21:31:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 272 transitions. [2018-10-26 21:31:21,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-26 21:31:21,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:21,574 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:21,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:21,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 190 states and 271 transitions. [2018-10-26 21:31:21,684 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 271 transitions. [2018-10-26 21:31:21,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-26 21:31:21,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:22,519 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 21:31:22,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:22,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 192 states and 273 transitions. [2018-10-26 21:31:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 273 transitions. [2018-10-26 21:31:22,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:31:22,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:23,136 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:24,120 WARN L179 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-10-26 21:31:46,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 203 states and 296 transitions. [2018-10-26 21:31:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 296 transitions. [2018-10-26 21:31:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:31:46,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:47,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:47,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 205 states and 299 transitions. [2018-10-26 21:31:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 299 transitions. [2018-10-26 21:31:47,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:31:47,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:47,352 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:48,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:48,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 207 states and 302 transitions. [2018-10-26 21:31:48,050 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 302 transitions. [2018-10-26 21:31:48,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:31:48,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:48,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:49,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 207 states and 301 transitions. [2018-10-26 21:31:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 301 transitions. [2018-10-26 21:31:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:31:49,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:49,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:50,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 207 states and 300 transitions. [2018-10-26 21:31:50,163 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2018-10-26 21:31:50,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:31:50,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:31:53,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:31:53,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 212 states and 309 transitions. [2018-10-26 21:31:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 309 transitions. [2018-10-26 21:31:53,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:31:53,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:31:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:31:53,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:32:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:00,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 215 states and 315 transitions. [2018-10-26 21:32:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 315 transitions. [2018-10-26 21:32:00,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 21:32:00,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:01,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:32:13,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 226 states and 337 transitions. [2018-10-26 21:32:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 337 transitions. [2018-10-26 21:32:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-26 21:32:13,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:32:14,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:14,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 232 states and 350 transitions. [2018-10-26 21:32:14,231 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 350 transitions. [2018-10-26 21:32:14,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:32:14,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:32:14,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:14,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 238 states and 363 transitions. [2018-10-26 21:32:14,976 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 363 transitions. [2018-10-26 21:32:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:32:14,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:15,030 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:32:15,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:15,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 239 states and 363 transitions. [2018-10-26 21:32:15,228 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 363 transitions. [2018-10-26 21:32:15,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:32:15,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:15,286 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:32:15,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:15,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 240 states and 364 transitions. [2018-10-26 21:32:15,385 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 364 transitions. [2018-10-26 21:32:15,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:32:15,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:15,545 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:32:16,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:16,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 245 states and 372 transitions. [2018-10-26 21:32:16,490 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 372 transitions. [2018-10-26 21:32:16,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:32:16,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:16,633 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:32:17,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:17,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 254 states and 388 transitions. [2018-10-26 21:32:17,931 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 388 transitions. [2018-10-26 21:32:17,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 21:32:17,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:17,979 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:32:18,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:18,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 255 states and 388 transitions. [2018-10-26 21:32:18,044 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 388 transitions. [2018-10-26 21:32:18,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:32:18,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:18,210 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:32:18,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:18,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 256 states and 390 transitions. [2018-10-26 21:32:18,523 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 390 transitions. [2018-10-26 21:32:18,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 21:32:18,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:18,571 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:32:18,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:18,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 257 states and 391 transitions. [2018-10-26 21:32:18,705 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 391 transitions. [2018-10-26 21:32:18,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 21:32:18,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:32:19,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:19,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 258 states and 393 transitions. [2018-10-26 21:32:19,270 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 393 transitions. [2018-10-26 21:32:19,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 21:32:19,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:19,442 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:32:19,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:19,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 261 states and 399 transitions. [2018-10-26 21:32:19,763 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 399 transitions. [2018-10-26 21:32:19,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 21:32:19,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:19,813 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 21:32:19,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:19,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 262 states and 399 transitions. [2018-10-26 21:32:19,865 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 399 transitions. [2018-10-26 21:32:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 21:32:19,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:20,097 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:32:20,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:20,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 264 states and 401 transitions. [2018-10-26 21:32:20,460 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 401 transitions. [2018-10-26 21:32:20,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 21:32:20,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:32:57,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:32:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 271 states and 413 transitions. [2018-10-26 21:32:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 413 transitions. [2018-10-26 21:32:57,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:32:57,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:32:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:57,920 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:33:08,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:08,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 278 states and 426 transitions. [2018-10-26 21:33:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 426 transitions. [2018-10-26 21:33:08,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:33:08,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:08,326 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:33:08,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:08,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 279 states and 427 transitions. [2018-10-26 21:33:08,692 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 427 transitions. [2018-10-26 21:33:08,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:33:08,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:08,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:33:20,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:20,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 282 states and 434 transitions. [2018-10-26 21:33:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 434 transitions. [2018-10-26 21:33:20,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 21:33:20,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:20,090 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:33:20,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:20,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 287 states and 442 transitions. [2018-10-26 21:33:20,644 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 442 transitions. [2018-10-26 21:33:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 21:33:20,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:20,748 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:33:21,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:21,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 303 states and 470 transitions. [2018-10-26 21:33:21,700 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 470 transitions. [2018-10-26 21:33:21,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 21:33:21,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:21,759 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:33:22,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:22,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 304 states and 472 transitions. [2018-10-26 21:33:22,243 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 472 transitions. [2018-10-26 21:33:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 21:33:22,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:22,284 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:23,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:23,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 311 states and 487 transitions. [2018-10-26 21:33:23,030 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 487 transitions. [2018-10-26 21:33:23,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 21:33:23,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:23,076 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:23,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 312 states and 488 transitions. [2018-10-26 21:33:23,463 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 488 transitions. [2018-10-26 21:33:23,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 21:33:23,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:23,501 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:23,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:23,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 315 states and 490 transitions. [2018-10-26 21:33:23,691 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 490 transitions. [2018-10-26 21:33:23,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 21:33:23,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:24,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:24,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 321 states and 498 transitions. [2018-10-26 21:33:24,187 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 498 transitions. [2018-10-26 21:33:24,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 21:33:24,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:24,229 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:24,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:24,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 322 states and 498 transitions. [2018-10-26 21:33:24,246 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 498 transitions. [2018-10-26 21:33:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 21:33:24,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:24,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 323 states and 498 transitions. [2018-10-26 21:33:24,301 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 498 transitions. [2018-10-26 21:33:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 21:33:24,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:24,353 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:33:24,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:24,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 324 states and 500 transitions. [2018-10-26 21:33:24,390 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 500 transitions. [2018-10-26 21:33:24,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 21:33:24,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:24,451 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:33:24,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 327 states and 506 transitions. [2018-10-26 21:33:24,833 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 506 transitions. [2018-10-26 21:33:24,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 21:33:24,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:24,889 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:33:24,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 329 states and 508 transitions. [2018-10-26 21:33:24,907 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 508 transitions. [2018-10-26 21:33:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 21:33:24,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:24,972 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:33:25,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:25,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 330 states and 509 transitions. [2018-10-26 21:33:25,141 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 509 transitions. [2018-10-26 21:33:25,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 21:33:25,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:25,250 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:33:25,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:25,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 335 states and 517 transitions. [2018-10-26 21:33:25,888 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 517 transitions. [2018-10-26 21:33:25,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 21:33:25,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:26,353 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:33:28,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:28,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 342 states and 534 transitions. [2018-10-26 21:33:28,654 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 534 transitions. [2018-10-26 21:33:28,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 21:33:28,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:28,700 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 21:33:29,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:29,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 343 states and 534 transitions. [2018-10-26 21:33:29,063 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 534 transitions. [2018-10-26 21:33:29,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 21:33:29,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:30,301 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 21:33:32,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 360 states and 566 transitions. [2018-10-26 21:33:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 566 transitions. [2018-10-26 21:33:32,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 21:33:32,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:32,904 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 21:33:34,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:34,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 377 states and 599 transitions. [2018-10-26 21:33:34,295 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 599 transitions. [2018-10-26 21:33:34,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 21:33:34,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:34,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 21:33:34,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:34,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 378 states and 601 transitions. [2018-10-26 21:33:34,985 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 601 transitions. [2018-10-26 21:33:34,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 21:33:34,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:35,025 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:35,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:35,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 382 states and 604 transitions. [2018-10-26 21:33:35,141 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 604 transitions. [2018-10-26 21:33:35,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 21:33:35,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:36,000 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 21:33:37,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 385 states and 610 transitions. [2018-10-26 21:33:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 610 transitions. [2018-10-26 21:33:37,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 21:33:37,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:37,617 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 21:33:37,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:37,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 386 states and 612 transitions. [2018-10-26 21:33:37,984 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 612 transitions. [2018-10-26 21:33:37,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 21:33:37,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:38,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 21:33:39,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:39,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 389 states and 618 transitions. [2018-10-26 21:33:39,430 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 618 transitions. [2018-10-26 21:33:39,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 21:33:39,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:39,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:40,014 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 21:33:40,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:40,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 390 states and 620 transitions. [2018-10-26 21:33:40,048 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 620 transitions. [2018-10-26 21:33:40,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 21:33:40,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:40,273 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 21:33:40,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:40,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 392 states and 622 transitions. [2018-10-26 21:33:40,299 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 622 transitions. [2018-10-26 21:33:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 21:33:40,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 21:33:41,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:41,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 395 states and 628 transitions. [2018-10-26 21:33:41,035 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 628 transitions. [2018-10-26 21:33:41,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 21:33:41,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 21:33:41,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:41,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 397 states and 630 transitions. [2018-10-26 21:33:41,240 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 630 transitions. [2018-10-26 21:33:41,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 21:33:41,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:41,489 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:41,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 398 states and 631 transitions. [2018-10-26 21:33:41,508 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 631 transitions. [2018-10-26 21:33:41,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 21:33:41,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:41,556 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:33:42,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 403 states and 639 transitions. [2018-10-26 21:33:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 639 transitions. [2018-10-26 21:33:42,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 21:33:42,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:42,801 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:42,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:42,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 404 states and 640 transitions. [2018-10-26 21:33:42,827 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 640 transitions. [2018-10-26 21:33:42,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 21:33:42,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:42,879 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:33:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 409 states and 648 transitions. [2018-10-26 21:33:43,722 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 648 transitions. [2018-10-26 21:33:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 21:33:43,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:43,762 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:44,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:44,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 413 states and 651 transitions. [2018-10-26 21:33:44,063 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 651 transitions. [2018-10-26 21:33:44,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 21:33:44,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:33:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:44,111 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:33:44,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:33:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 186 states and 262 transitions. [2018-10-26 21:33:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 262 transitions. [2018-10-26 21:33:44,269 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:33:44,270 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 89 iterations. [2018-10-26 21:33:44,280 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 21:33:44,780 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,784 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-10-26 21:33:44,789 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,789 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,789 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,789 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,789 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,789 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,789 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,789 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-10-26 21:33:44,790 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,790 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,790 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,790 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:33:44,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 09:33:44 ImpRootNode [2018-10-26 21:33:44,791 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 21:33:44,791 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:33:44,791 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:33:44,791 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:33:44,792 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:30:53" (3/4) ... [2018-10-26 21:33:44,796 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 21:33:44,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kbtab_init [2018-10-26 21:33:44,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kbtab_exit [2018-10-26 21:33:44,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2018-10-26 21:33:44,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2018-10-26 21:33:44,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assume_stop [2018-10-26 21:33:44,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_coherent [2018-10-26 21:33:44,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2018-10-26 21:33:44,802 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2018-10-26 21:33:44,814 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 190 nodes and edges [2018-10-26 21:33:44,815 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2018-10-26 21:33:44,816 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 21:33:44,817 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-10-26 21:33:44,818 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 21:33:44,848 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ldv_coherent_state < 1 || ldv_coherent_state == \old(ldv_coherent_state) [2018-10-26 21:33:44,850 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ldv_urb_state < 1 || ldv_urb_state == \old(ldv_urb_state) [2018-10-26 21:33:45,009 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_390bb153-cbbc-47ef-b1a9-104d35ff0831/bin-2019/ukojak/witness.graphml [2018-10-26 21:33:45,009 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:33:45,011 INFO L168 Benchmark]: Toolchain (without parser) took 199588.98 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 823.1 MB). Free memory was 954.3 MB in the beginning and 1.2 GB in the end (delta: -260.4 MB). Peak memory consumption was 562.8 MB. Max. memory is 11.5 GB. [2018-10-26 21:33:45,011 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:33:45,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1621.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 954.3 MB in the beginning and 1.1 GB in the end (delta: -100.9 MB). Peak memory consumption was 178.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:33:45,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 11.5 GB. [2018-10-26 21:33:45,012 INFO L168 Benchmark]: Boogie Preprocessor took 82.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:33:45,012 INFO L168 Benchmark]: RCFGBuilder took 26296.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -33.0 MB). Peak memory consumption was 220.8 MB. Max. memory is 11.5 GB. [2018-10-26 21:33:45,014 INFO L168 Benchmark]: CodeCheck took 171291.84 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 569.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -196.3 MB). Peak memory consumption was 373.6 MB. Max. memory is 11.5 GB. [2018-10-26 21:33:45,015 INFO L168 Benchmark]: Witness Printer took 218.17 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. [2018-10-26 21:33:45,017 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 303 locations, 1 error locations. SAFE Result, 170.7s OverallTime, 89 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 786432 SDtfs, -741139530 SDslu, 1352746766 SDs, 0 SdLazy, -1032692152 SolverSat, -1329069988 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4952.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43656 GetRequests, 42311 SyntacticMatches, 861 SemanticMatches, 484 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126760 ImplicationChecksByTransitivity, 57.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 14.0s InterpolantComputationTime, 4999 NumberOfCodeBlocks, 4999 NumberOfCodeBlocksAsserted, 88 NumberOfCheckSat, 4911 ConstructedInterpolants, 0 QuantifiedInterpolants, 873034 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 88 InterpolantComputations, 58 PerfectInterpolantSequences, 1061/1343 InterpolantCoveringCapability, 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 - PositiveResult [Line: 4081]: 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 - InvariantResult [Line: 4128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4106]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4025]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4006]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3836]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4022]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4133]: Loop Invariant Derived loop invariant: ldv_coherent_state < 1 || ldv_coherent_state == \old(ldv_coherent_state) - InvariantResult [Line: 3807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3993]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3397]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3904]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3513]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4196]: Loop Invariant Derived loop invariant: ldv_urb_state < 1 || ldv_urb_state == \old(ldv_urb_state) - InvariantResult [Line: 3795]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3868]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1621.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 954.3 MB in the beginning and 1.1 GB in the end (delta: -100.9 MB). Peak memory consumption was 178.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 82.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 26296.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -33.0 MB). Peak memory consumption was 220.8 MB. Max. memory is 11.5 GB. * CodeCheck took 171291.84 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 569.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -196.3 MB). Peak memory consumption was 373.6 MB. Max. memory is 11.5 GB. * Witness Printer took 218.17 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...