/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 12:15:02,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 12:15:02,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 12:15:02,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 12:15:02,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 12:15:02,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 12:15:02,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 12:15:02,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 12:15:02,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 12:15:02,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 12:15:02,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 12:15:02,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 12:15:02,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 12:15:02,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 12:15:02,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 12:15:02,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 12:15:02,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 12:15:02,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 12:15:02,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 12:15:02,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 12:15:02,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 12:15:02,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 12:15:02,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 12:15:02,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 12:15:02,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 12:15:02,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 12:15:02,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 12:15:02,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 12:15:02,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 12:15:02,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 12:15:02,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 12:15:02,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 12:15:02,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 12:15:02,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 12:15:02,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 12:15:02,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 12:15:02,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 12:15:02,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 12:15:02,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 12:15:02,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 12:15:02,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 12:15:02,985 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-14 12:15:03,007 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 12:15:03,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 12:15:03,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 12:15:03,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 12:15:03,009 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 12:15:03,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 12:15:03,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 12:15:03,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 12:15:03,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 12:15:03,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 12:15:03,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 12:15:03,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 12:15:03,010 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 12:15:03,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 12:15:03,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 12:15:03,011 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 12:15:03,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 12:15:03,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 12:15:03,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 12:15:03,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 12:15:03,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 12:15:03,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 12:15:03,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 12:15:03,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 12:15:03,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 12:15:03,013 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 12:15:03,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 12:15:03,013 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 12:15:03,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 12:15:03,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 12:15:03,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 12:15:03,330 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 12:15:03,331 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 12:15:03,332 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko.cil.out.i [2020-10-14 12:15:03,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c27f5a696/50a83afa02f14bbaa0830de20eefc8d5/FLAG66c4c5553 [2020-10-14 12:15:04,212 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 12:15:04,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko.cil.out.i [2020-10-14 12:15:04,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c27f5a696/50a83afa02f14bbaa0830de20eefc8d5/FLAG66c4c5553 [2020-10-14 12:15:04,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c27f5a696/50a83afa02f14bbaa0830de20eefc8d5 [2020-10-14 12:15:04,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 12:15:04,727 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 12:15:04,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 12:15:04,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 12:15:04,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 12:15:04,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:15:04" (1/1) ... [2020-10-14 12:15:04,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@780d6d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:04, skipping insertion in model container [2020-10-14 12:15:04,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:15:04" (1/1) ... [2020-10-14 12:15:04,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 12:15:04,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 12:15:06,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 12:15:06,621 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 12:15:06,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 12:15:07,424 INFO L208 MainTranslator]: Completed translation [2020-10-14 12:15:07,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07 WrapperNode [2020-10-14 12:15:07,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 12:15:07,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 12:15:07,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 12:15:07,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 12:15:07,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07" (1/1) ... [2020-10-14 12:15:07,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07" (1/1) ... [2020-10-14 12:15:07,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07" (1/1) ... [2020-10-14 12:15:07,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07" (1/1) ... [2020-10-14 12:15:07,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07" (1/1) ... [2020-10-14 12:15:07,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07" (1/1) ... [2020-10-14 12:15:07,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07" (1/1) ... [2020-10-14 12:15:07,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 12:15:07,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 12:15:07,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 12:15:07,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 12:15:07,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 12:15:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 12:15:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 12:15:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2020-10-14 12:15:07,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-14 12:15:07,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-14 12:15:07,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u32~0~TO~int [2020-10-14 12:15:07,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 12:15:07,873 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2020-10-14 12:15:07,873 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2020-10-14 12:15:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2020-10-14 12:15:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2020-10-14 12:15:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __writeb [2020-10-14 12:15:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2020-10-14 12:15:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_io [2020-10-14 12:15:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-14 12:15:07,876 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-14 12:15:07,876 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2020-10-14 12:15:07,880 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2020-10-14 12:15:07,880 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2020-10-14 12:15:07,880 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-14 12:15:07,880 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-14 12:15:07,880 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-14 12:15:07,881 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-14 12:15:07,881 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-10-14 12:15:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_bus_to_resource [2020-10-14 12:15:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-14 12:15:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-14 12:15:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2020-10-14 12:15:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_io_r [2020-10-14 12:15:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_io_w [2020-10-14 12:15:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_io_w_fast [2020-10-14 12:15:07,883 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_mm_r [2020-10-14 12:15:07,883 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_mm_w [2020-10-14 12:15:07,883 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_mm_w_fast [2020-10-14 12:15:07,883 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_r [2020-10-14 12:15:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_w [2020-10-14 12:15:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_w_fast [2020-10-14 12:15:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_rcrt [2020-10-14 12:15:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_wcrt [2020-10-14 12:15:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_rseq [2020-10-14 12:15:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_wseq [2020-10-14 12:15:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_wgfx [2020-10-14 12:15:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_wseq_mask [2020-10-14 12:15:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_wcrt_mask [2020-10-14 12:15:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_primary_device [2020-10-14 12:15:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_settile [2020-10-14 12:15:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_tilecursor [2020-10-14 12:15:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure expand_color [2020-10-14 12:15:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_iplan_imageblit [2020-10-14 12:15:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_iplan_fillrect [2020-10-14 12:15:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure expand_pixel [2020-10-14 12:15:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_cfb4_imageblit [2020-10-14 12:15:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_imageblit [2020-10-14 12:15:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_fillrect [2020-10-14 12:15:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dac_write_reg [2020-10-14 12:15:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dac_write_regs [2020-10-14 12:15:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dac_set_mode [2020-10-14 12:15:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dac_set_freq [2020-10-14 12:15:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dac_release [2020-10-14 12:15:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_set_mode [2020-10-14 12:15:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_set_freq [2020-10-14 12:15:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_release [2020-10-14 12:15:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_init [2020-10-14 12:15:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ark_dac_read_regs [2020-10-14 12:15:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ark_dac_write_regs [2020-10-14 12:15:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ark_set_pixclock [2020-10-14 12:15:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_open [2020-10-14 12:15:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_release [2020-10-14 12:15:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_check_var [2020-10-14 12:15:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_set_par [2020-10-14 12:15:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_setcolreg [2020-10-14 12:15:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_blank [2020-10-14 12:15:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_pan_display [2020-10-14 12:15:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ark_pci_probe [2020-10-14 12:15:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ark_pci_remove [2020-10-14 12:15:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ark_pci_suspend [2020-10-14 12:15:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ark_pci_resume [2020-10-14 12:15:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_cleanup [2020-10-14 12:15:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_init [2020-10-14 12:15:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2020-10-14 12:15:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2020-10-14 12:15:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 12:15:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-10-14 12:15:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2020-10-14 12:15:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-14 12:15:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-14 12:15:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-14 12:15:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-14 12:15:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 12:15:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-14 12:15:07,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 12:15:07,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-14 12:15:07,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-14 12:15:07,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-14 12:15:07,896 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-14 12:15:07,896 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_fillrect [2020-10-14 12:15:07,896 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_imageblit [2020-10-14 12:15:07,896 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2020-10-14 12:15:07,897 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2020-10-14 12:15:07,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-14 12:15:07,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-14 12:15:07,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-14 12:15:07,897 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_alloc_cmap [2020-10-14 12:15:07,897 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2020-10-14 12:15:07,897 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_mode [2020-10-14 12:15:07,897 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_suspend [2020-10-14 12:15:07,898 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_alloc [2020-10-14 12:15:07,898 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2020-10-14 12:15:07,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-14 12:15:07,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 12:15:07,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2020-10-14 12:15:07,898 INFO L138 BoogieDeclarations]: Found implementation of procedure mtrr_add [2020-10-14 12:15:07,898 INFO L138 BoogieDeclarations]: Found implementation of procedure mtrr_del [2020-10-14 12:15:07,899 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-14 12:15:07,899 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-14 12:15:07,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-10-14 12:15:07,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-10-14 12:15:07,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-14 12:15:07,900 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-14 12:15:07,900 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2020-10-14 12:15:07,900 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2020-10-14 12:15:07,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2020-10-14 12:15:07,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2020-10-14 12:15:07,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-10-14 12:15:07,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-10-14 12:15:07,902 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2020-10-14 12:15:07,902 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-10-14 12:15:07,903 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-14 12:15:07,904 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-14 12:15:07,904 INFO L138 BoogieDeclarations]: Found implementation of procedure register_framebuffer [2020-10-14 12:15:07,904 INFO L138 BoogieDeclarations]: Found implementation of procedure restore_vga [2020-10-14 12:15:07,904 INFO L138 BoogieDeclarations]: Found implementation of procedure save_vga [2020-10-14 12:15:07,905 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_check_timings [2020-10-14 12:15:07,905 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_compute_pll [2020-10-14 12:15:07,905 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_match_format [2020-10-14 12:15:07,905 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_set_default_atc_regs [2020-10-14 12:15:07,905 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_set_default_crt_regs [2020-10-14 12:15:07,905 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_set_default_gfx_regs [2020-10-14 12:15:07,905 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_set_default_seq_regs [2020-10-14 12:15:07,906 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_set_textmode_vga_regs [2020-10-14 12:15:07,906 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_set_timings [2020-10-14 12:15:07,906 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_tilecursor [2020-10-14 12:15:07,906 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_wcrt_multi [2020-10-14 12:15:07,906 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_framebuffer [2020-10-14 12:15:07,906 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 12:15:07,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 12:15:07,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2020-10-14 12:15:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 12:15:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-14 12:15:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-14 12:15:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 12:15:07,909 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-14 12:15:07,909 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2020-10-14 12:15:07,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2020-10-14 12:15:07,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 12:15:07,909 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-14 12:15:07,909 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-14 12:15:07,909 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-14 12:15:07,909 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2020-10-14 12:15:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2020-10-14 12:15:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2020-10-14 12:15:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure __writeb [2020-10-14 12:15:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2020-10-14 12:15:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2020-10-14 12:15:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2020-10-14 12:15:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure memset_io [2020-10-14 12:15:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 12:15:07,911 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-14 12:15:07,911 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-14 12:15:07,911 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2020-10-14 12:15:07,911 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2020-10-14 12:15:07,912 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2020-10-14 12:15:07,912 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 12:15:07,912 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-14 12:15:07,912 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2020-10-14 12:15:07,912 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2020-10-14 12:15:07,912 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-14 12:15:07,912 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-14 12:15:07,913 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-14 12:15:07,913 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-14 12:15:07,913 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-14 12:15:07,913 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-14 12:15:07,913 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-14 12:15:07,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 12:15:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-14 12:15:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_fillrect [2020-10-14 12:15:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_copyarea [2020-10-14 12:15:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_imageblit [2020-10-14 12:15:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure register_framebuffer [2020-10-14 12:15:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_framebuffer [2020-10-14 12:15:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2020-10-14 12:15:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_alloc [2020-10-14 12:15:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2020-10-14 12:15:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure fb_alloc_cmap [2020-10-14 12:15:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2020-10-14 12:15:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_mode [2020-10-14 12:15:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-10-14 12:15:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-10-14 12:15:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 12:15:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-14 12:15:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-14 12:15:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2020-10-14 12:15:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-10-14 12:15:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-10-14 12:15:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-10-14 12:15:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-10-14 12:15:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2020-10-14 12:15:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2020-10-14 12:15:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-14 12:15:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-14 12:15:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_bus_to_resource [2020-10-14 12:15:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 12:15:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-14 12:15:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-14 12:15:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2020-10-14 12:15:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure save_vga [2020-10-14 12:15:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure restore_vga [2020-10-14 12:15:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure vga_io_r [2020-10-14 12:15:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure vga_io_w [2020-10-14 12:15:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure vga_io_w_fast [2020-10-14 12:15:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure vga_mm_r [2020-10-14 12:15:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure vga_mm_w [2020-10-14 12:15:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure vga_mm_w_fast [2020-10-14 12:15:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure vga_r [2020-10-14 12:15:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure vga_w [2020-10-14 12:15:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure vga_w_fast [2020-10-14 12:15:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure vga_rcrt [2020-10-14 12:15:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure vga_wcrt [2020-10-14 12:15:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure vga_rseq [2020-10-14 12:15:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure vga_wseq [2020-10-14 12:15:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure vga_wgfx [2020-10-14 12:15:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure svga_wseq_mask [2020-10-14 12:15:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure svga_wcrt_mask [2020-10-14 12:15:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure svga_primary_device [2020-10-14 12:15:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 12:15:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 12:15:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure svga_wcrt_multi [2020-10-14 12:15:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_default_gfx_regs [2020-10-14 12:15:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_default_atc_regs [2020-10-14 12:15:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_default_seq_regs [2020-10-14 12:15:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_default_crt_regs [2020-10-14 12:15:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_textmode_vga_regs [2020-10-14 12:15:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure svga_tilecopy [2020-10-14 12:15:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure svga_tilefill [2020-10-14 12:15:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure svga_tileblit [2020-10-14 12:15:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure svga_tilecursor [2020-10-14 12:15:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure svga_get_tilemax [2020-10-14 12:15:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure svga_get_caps [2020-10-14 12:15:07,922 INFO L130 BoogieDeclarations]: Found specification of procedure svga_compute_pll [2020-10-14 12:15:07,922 INFO L130 BoogieDeclarations]: Found specification of procedure svga_check_timings [2020-10-14 12:15:07,922 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_timings [2020-10-14 12:15:07,922 INFO L130 BoogieDeclarations]: Found specification of procedure svga_match_format [2020-10-14 12:15:07,922 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2020-10-14 12:15:07,922 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2020-10-14 12:15:07,923 INFO L130 BoogieDeclarations]: Found specification of procedure mtrr_add [2020-10-14 12:15:07,927 INFO L130 BoogieDeclarations]: Found specification of procedure mtrr_del [2020-10-14 12:15:07,928 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_settile [2020-10-14 12:15:07,928 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_tilecursor [2020-10-14 12:15:07,928 INFO L130 BoogieDeclarations]: Found specification of procedure expand_color [2020-10-14 12:15:07,928 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_iplan_imageblit [2020-10-14 12:15:07,928 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_iplan_fillrect [2020-10-14 12:15:07,929 INFO L130 BoogieDeclarations]: Found specification of procedure expand_pixel [2020-10-14 12:15:07,929 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_cfb4_imageblit [2020-10-14 12:15:07,929 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_imageblit [2020-10-14 12:15:07,929 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_fillrect [2020-10-14 12:15:07,929 INFO L130 BoogieDeclarations]: Found specification of procedure dac_write_reg [2020-10-14 12:15:07,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-14 12:15:07,929 INFO L130 BoogieDeclarations]: Found specification of procedure dac_write_regs [2020-10-14 12:15:07,930 INFO L130 BoogieDeclarations]: Found specification of procedure dac_set_mode [2020-10-14 12:15:07,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-14 12:15:07,930 INFO L130 BoogieDeclarations]: Found specification of procedure dac_set_freq [2020-10-14 12:15:07,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u32~0~TO~int [2020-10-14 12:15:07,930 INFO L130 BoogieDeclarations]: Found specification of procedure dac_release [2020-10-14 12:15:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 12:15:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_set_mode [2020-10-14 12:15:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_set_freq [2020-10-14 12:15:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_release [2020-10-14 12:15:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_init [2020-10-14 12:15:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 12:15:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ark_dac_read_regs [2020-10-14 12:15:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ark_dac_write_regs [2020-10-14 12:15:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ark_set_pixclock [2020-10-14 12:15:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_open [2020-10-14 12:15:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_release [2020-10-14 12:15:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_check_var [2020-10-14 12:15:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_set_par [2020-10-14 12:15:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_setcolreg [2020-10-14 12:15:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_blank [2020-10-14 12:15:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_pan_display [2020-10-14 12:15:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure ark_pci_probe [2020-10-14 12:15:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2020-10-14 12:15:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure ark_pci_remove [2020-10-14 12:15:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure ark_pci_suspend [2020-10-14 12:15:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure ark_pci_resume [2020-10-14 12:15:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_cleanup [2020-10-14 12:15:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_init [2020-10-14 12:15:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 12:15:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-14 12:15:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 12:15:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 12:15:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 12:15:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-10-14 12:15:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2020-10-14 12:15:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-14 12:15:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 12:15:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 12:15:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 12:15:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 12:15:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 12:15:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 12:15:09,872 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 12:15:13,874 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2020-10-14 12:15:13,874 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2020-10-14 12:15:13,959 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2020-10-14 12:15:21,787 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 12:15:21,849 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !false; [2020-10-14 12:15:21,849 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##48: assume false; [2020-10-14 12:15:22,432 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 12:15:22,493 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2020-10-14 12:15:22,493 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2020-10-14 12:15:22,697 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 12:15:22,697 INFO L295 CfgBuilder]: Removed 33 assume(true) statements. [2020-10-14 12:15:22,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:15:22 BoogieIcfgContainer [2020-10-14 12:15:22,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 12:15:22,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 12:15:22,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 12:15:22,711 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 12:15:22,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:15:04" (1/3) ... [2020-10-14 12:15:22,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a20c451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:15:22, skipping insertion in model container [2020-10-14 12:15:22,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:15:07" (2/3) ... [2020-10-14 12:15:22,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a20c451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:15:22, skipping insertion in model container [2020-10-14 12:15:22,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:15:22" (3/3) ... [2020-10-14 12:15:22,714 INFO L109 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-video-arkfb.ko.cil.out.i [2020-10-14 12:15:22,724 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 12:15:22,733 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 12:15:22,743 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 12:15:22,767 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 12:15:22,767 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 12:15:22,768 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 12:15:22,768 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 12:15:22,768 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 12:15:22,768 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 12:15:22,768 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 12:15:22,768 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 12:15:22,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states. [2020-10-14 12:15:22,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-14 12:15:22,813 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:15:22,814 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 12:15:22,814 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:15:22,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:15:22,820 INFO L82 PathProgramCache]: Analyzing trace with hash 356910187, now seen corresponding path program 1 times [2020-10-14 12:15:22,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:15:22,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [747023050] [2020-10-14 12:15:22,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:15:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:15:24,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:15:24,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:15:29,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:15:29,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 12:15:29,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 12:15:29,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5765 [2020-10-14 12:15:29,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:15:29,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:15:29,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:15:29,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 12:15:29,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:15:29,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 12:15:34,677 WARN L193 SmtUtils]: Spent 5.02 s on a formula simplification that was a NOOP. DAG size: 1144 [2020-10-14 12:15:34,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:15:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:15:34,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:15:35,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:15:35,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:15:35,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:15:35,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1226 [2020-10-14 12:15:35,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:15:35,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:15:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:15:35,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:15:35,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:15:35,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:15:36,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:15:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:15:36,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:15:36,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:15:36,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 12:15:36,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:15:36,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 12:15:36,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:15:36,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:15:36,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:15:36,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:15:36,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:15:36,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:15:36,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 12:15:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:15:36,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:15:36,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:15:36,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 12:15:36,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:15:36,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 12:15:36,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:15:36,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:15:36,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:15:36,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 12:15:36,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:15:36,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 12:15:36,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 12:15:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:15:36,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:15:36,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:15:36,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:15:36,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:15:36,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 12:15:36,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:15:36,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:15:36,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:15:36,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 12:15:36,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:15:36,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:15:36,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:15:36,242 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [747023050] [2020-10-14 12:15:36,244 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:15:36,244 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 12:15:36,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083213996] [2020-10-14 12:15:36,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 12:15:36,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:15:36,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 12:15:36,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 12:15:36,267 INFO L87 Difference]: Start difference. First operand 1134 states. Second operand 3 states. [2020-10-14 12:16:07,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 12:16:07,613 INFO L93 Difference]: Finished difference Result 2462 states and 3338 transitions. [2020-10-14 12:16:07,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 12:16:07,615 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-10-14 12:16:07,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 12:16:07,657 INFO L225 Difference]: With dead ends: 2462 [2020-10-14 12:16:07,657 INFO L226 Difference]: Without dead ends: 1357 [2020-10-14 12:16:07,674 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 12:16:07,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1357 states. [2020-10-14 12:16:08,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1357 to 1103. [2020-10-14 12:16:08,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1103 states. [2020-10-14 12:16:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 1103 states and 1377 transitions. [2020-10-14 12:16:08,354 INFO L78 Accepts]: Start accepts. Automaton has 1103 states and 1377 transitions. Word has length 25 [2020-10-14 12:16:08,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 12:16:08,354 INFO L479 AbstractCegarLoop]: Abstraction has 1103 states and 1377 transitions. [2020-10-14 12:16:08,354 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 12:16:08,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1377 transitions. [2020-10-14 12:16:08,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-14 12:16:08,356 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:16:08,356 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 12:16:08,356 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 12:16:08,356 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:16:08,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:16:08,357 INFO L82 PathProgramCache]: Analyzing trace with hash -2070149454, now seen corresponding path program 1 times [2020-10-14 12:16:08,357 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:16:08,357 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [689725737] [2020-10-14 12:16:08,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:16:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:16:08,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:16:12,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:16:18,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:16:18,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 12:16:18,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 12:16:18,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10075 [2020-10-14 12:16:18,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:16:18,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:16:18,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:16:18,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 12:16:18,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-14 12:16:18,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-14 12:16:23,780 WARN L193 SmtUtils]: Spent 4.78 s on a formula simplification that was a NOOP. DAG size: 1144 [2020-10-14 12:16:23,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:16:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:16:23,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:16:26,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:16:26,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:16:26,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:16:26,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2607 [2020-10-14 12:16:26,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:16:26,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:16:26,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:16:26,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:16:26,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 12:16:26,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:16:26,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:16:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:16:26,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:16:26,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:16:26,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 12:16:26,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:16:26,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 12:16:26,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:16:26,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:16:26,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:16:26,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:16:26,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 12:16:26,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:16:26,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 12:16:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:16:26,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:16:26,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:16:26,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 12:16:26,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:16:26,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 12:16:26,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:16:26,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:16:26,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:16:26,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:16:26,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 12:16:26,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:16:26,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 12:16:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:16:26,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:16:26,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:16:26,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:16:26,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:16:26,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 12:16:26,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:16:26,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:16:26,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:16:26,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:16:26,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:16:26,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:16:26,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:16:26,755 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [689725737] [2020-10-14 12:16:26,756 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:16:26,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 12:16:26,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966373732] [2020-10-14 12:16:26,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 12:16:26,759 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:16:26,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 12:16:26,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 12:16:26,760 INFO L87 Difference]: Start difference. First operand 1103 states and 1377 transitions. Second operand 4 states. [2020-10-14 12:16:34,000 WARN L193 SmtUtils]: Spent 4.77 s on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:17:14,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 12:17:14,392 INFO L93 Difference]: Finished difference Result 1702 states and 2141 transitions. [2020-10-14 12:17:14,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 12:17:14,393 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2020-10-14 12:17:14,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 12:17:14,405 INFO L225 Difference]: With dead ends: 1702 [2020-10-14 12:17:14,405 INFO L226 Difference]: Without dead ends: 1699 [2020-10-14 12:17:14,406 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 12:17:14,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1699 states. [2020-10-14 12:17:15,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1699 to 1577. [2020-10-14 12:17:15,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1577 states. [2020-10-14 12:17:15,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1577 states and 1957 transitions. [2020-10-14 12:17:15,152 INFO L78 Accepts]: Start accepts. Automaton has 1577 states and 1957 transitions. Word has length 27 [2020-10-14 12:17:15,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 12:17:15,153 INFO L479 AbstractCegarLoop]: Abstraction has 1577 states and 1957 transitions. [2020-10-14 12:17:15,153 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 12:17:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1957 transitions. [2020-10-14 12:17:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-14 12:17:15,154 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:17:15,154 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 12:17:15,154 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 12:17:15,154 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:17:15,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:17:15,155 INFO L82 PathProgramCache]: Analyzing trace with hash 249300920, now seen corresponding path program 1 times [2020-10-14 12:17:15,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:17:15,155 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [621700644] [2020-10-14 12:17:15,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:17:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:17:15,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:17:19,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:17:20,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:17:20,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-14 12:17:20,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 12:17:20,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5324 [2020-10-14 12:17:20,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:17:20,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:17:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:17:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 12:17:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 12:17:20,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:17:25,689 WARN L193 SmtUtils]: Spent 4.81 s on a formula simplification that was a NOOP. DAG size: 1144 [2020-10-14 12:17:25,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:17:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:17:25,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:17:28,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:17:28,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:17:28,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:17:28,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2690 [2020-10-14 12:17:28,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:17:28,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:17:28,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:17:28,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:17:28,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 12:17:28,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:17:28,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:17:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:17:28,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:17:28,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:17:28,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 12:17:28,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:17:28,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 12:17:28,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:17:28,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:17:28,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:17:28,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:17:28,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 12:17:28,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:17:28,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 12:17:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:17:28,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:17:28,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:17:28,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 12:17:28,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:17:28,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 12:17:28,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:17:28,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:17:28,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:17:28,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:17:28,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 12:17:28,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:17:28,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 12:17:28,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:17:28,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:17:28,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:17:28,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:17:28,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:17:28,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 12:17:28,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:17:28,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:17:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:17:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:17:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:17:28,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:17:28,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:17:28,685 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [621700644] [2020-10-14 12:17:28,686 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:17:28,687 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 12:17:28,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017507675] [2020-10-14 12:17:28,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 12:17:28,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:17:28,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 12:17:28,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 12:17:28,688 INFO L87 Difference]: Start difference. First operand 1577 states and 1957 transitions. Second operand 4 states. [2020-10-14 12:17:35,919 WARN L193 SmtUtils]: Spent 4.80 s on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:03,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 12:18:03,733 INFO L93 Difference]: Finished difference Result 1706 states and 2144 transitions. [2020-10-14 12:18:03,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 12:18:03,735 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2020-10-14 12:18:03,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 12:18:03,735 INFO L225 Difference]: With dead ends: 1706 [2020-10-14 12:18:03,735 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 12:18:03,743 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 12:18:03,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 12:18:03,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 12:18:03,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 12:18:03,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 12:18:03,746 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2020-10-14 12:18:03,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 12:18:03,746 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 12:18:03,746 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 12:18:03,746 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 12:18:03,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 12:18:03,747 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 12:18:03,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 12:18:04,445 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:04,913 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:05,252 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:05,478 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:05,821 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:06,057 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:06,269 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:06,474 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:06,665 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1152 DAG size of output: 3 [2020-10-14 12:18:06,885 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 1152 DAG size of output: 3 [2020-10-14 12:18:07,083 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 1152 DAG size of output: 3 [2020-10-14 12:18:07,292 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:07,504 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:07,703 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:07,926 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:08,125 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:08,327 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:08,529 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:08,782 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:08,980 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:09,178 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:09,378 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:09,578 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:09,777 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:09,982 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:10,179 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:10,376 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:10,575 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:10,772 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:10,970 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:11,177 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:11,377 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:11,654 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:12,009 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:12,367 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:12,725 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:12,891 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:13,092 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:13,258 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:13,615 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:13,968 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:14,383 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:14,584 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:14,782 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:14,983 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:15,341 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:15,695 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:16,049 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:16,414 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:16,768 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:17,200 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:17,557 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:17,934 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:18,292 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:18,675 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:19,029 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:19,387 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:19,748 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:20,152 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:20,506 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:20,704 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:20,901 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:21,104 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:21,321 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:21,534 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:21,734 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:21,931 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:22,129 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:22,330 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:22,532 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:22,735 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:22,935 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:23,133 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:23,380 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:23,580 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:23,779 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:23,977 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:24,174 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:24,375 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:24,573 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:24,774 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:24,973 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:25,171 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:25,370 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:25,566 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:25,767 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:25,966 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:26,164 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:26,414 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:26,620 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:26,818 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:27,023 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:27,232 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:27,434 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:27,634 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:27,833 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:28,033 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:28,232 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:28,431 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:28,631 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:28,837 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:29,004 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:29,409 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:29,766 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:30,125 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:30,326 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:30,527 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:30,729 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:30,930 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:31,129 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:31,330 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:31,528 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:31,737 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:31,938 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:32,138 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:32,336 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:32,575 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:32,772 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:32,971 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:33,170 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:33,368 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:33,569 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:33,770 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:33,970 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:34,170 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:34,370 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:34,567 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:34,766 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:34,964 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:35,164 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:35,361 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:35,586 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:35,786 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:35,987 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:36,184 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:36,383 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:36,579 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:36,785 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:36,985 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:37,185 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:37,383 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:37,581 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:37,779 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:37,975 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:38,177 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:38,374 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:38,574 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:38,796 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:38,994 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:39,193 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:39,391 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:39,588 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:39,786 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:39,988 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:40,189 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:40,389 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:40,588 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:40,786 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:40,989 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:41,185 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:41,383 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:41,581 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:41,765 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:41,970 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:42,172 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:42,373 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:42,727 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:43,083 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:43,435 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:43,602 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:43,768 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 6 [2020-10-14 12:18:44,215 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:44,567 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:44,937 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:45,136 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:45,335 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:45,534 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:45,733 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:45,931 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:46,128 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:46,327 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:46,523 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:46,723 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:46,921 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:47,280 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:47,649 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:48,021 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:48,220 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:48,419 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:48,615 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:48,813 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:49,168 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:49,524 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:49,878 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:50,076 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:50,271 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:50,473 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:50,685 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:50,885 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:51,082 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:51,279 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:51,479 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:51,834 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:52,268 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:52,621 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:52,975 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:53,326 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:53,684 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:54,041 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:54,397 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:54,757 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1146 [2020-10-14 12:18:54,958 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:55,157 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:55,362 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:55,564 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:55,767 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:55,966 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:56,163 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:56,359 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:56,565 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:56,762 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:56,959 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 1146 [2020-10-14 12:18:57,157 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 1147 [2020-10-14 12:18:57,361 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 1146