./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f46b9a78b7df126f0e8e4ab33fe5881be17163006d9740767ef84c25adc3bd43 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 01:41:12,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 01:41:12,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 01:41:12,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 01:41:12,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 01:41:12,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 01:41:12,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 01:41:12,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 01:41:12,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 01:41:12,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 01:41:12,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 01:41:12,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 01:41:12,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 01:41:12,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 01:41:12,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 01:41:12,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 01:41:12,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 01:41:12,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 01:41:12,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 01:41:12,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 01:41:12,998 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 01:41:12,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 01:41:12,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 01:41:12,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 01:41:13,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 01:41:13,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 01:41:13,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 01:41:13,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 01:41:13,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 01:41:13,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 01:41:13,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 01:41:13,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 01:41:13,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 01:41:13,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 01:41:13,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 01:41:13,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 01:41:13,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 01:41:13,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 01:41:13,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 01:41:13,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 01:41:13,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 01:41:13,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 01:41:13,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 01:41:13,039 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 01:41:13,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 01:41:13,039 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 01:41:13,039 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 01:41:13,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 01:41:13,040 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 01:41:13,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 01:41:13,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 01:41:13,041 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 01:41:13,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 01:41:13,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 01:41:13,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 01:41:13,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 01:41:13,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 01:41:13,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 01:41:13,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 01:41:13,043 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 01:41:13,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 01:41:13,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 01:41:13,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 01:41:13,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 01:41:13,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:41:13,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 01:41:13,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 01:41:13,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 01:41:13,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 01:41:13,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 01:41:13,045 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 01:41:13,045 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 01:41:13,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 01:41:13,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f46b9a78b7df126f0e8e4ab33fe5881be17163006d9740767ef84c25adc3bd43 [2022-07-20 01:41:13,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 01:41:13,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 01:41:13,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 01:41:13,271 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 01:41:13,271 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 01:41:13,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2022-07-20 01:41:13,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f539260ae/8b63df52557e4b7b93ed6588263e6797/FLAG84c45c715 [2022-07-20 01:41:14,009 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 01:41:14,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2022-07-20 01:41:14,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f539260ae/8b63df52557e4b7b93ed6588263e6797/FLAG84c45c715 [2022-07-20 01:41:14,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f539260ae/8b63df52557e4b7b93ed6588263e6797 [2022-07-20 01:41:14,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 01:41:14,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 01:41:14,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 01:41:14,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 01:41:14,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 01:41:14,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:41:14" (1/1) ... [2022-07-20 01:41:14,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30c33b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:14, skipping insertion in model container [2022-07-20 01:41:14,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:41:14" (1/1) ... [2022-07-20 01:41:14,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 01:41:14,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 01:41:16,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i[404061,404074] [2022-07-20 01:41:16,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:41:16,494 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 01:41:16,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i[404061,404074] [2022-07-20 01:41:16,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:41:17,067 INFO L208 MainTranslator]: Completed translation [2022-07-20 01:41:17,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17 WrapperNode [2022-07-20 01:41:17,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 01:41:17,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 01:41:17,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 01:41:17,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 01:41:17,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:17,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:17,662 INFO L137 Inliner]: procedures = 313, calls = 6185, calls flagged for inlining = 154, calls inlined = 152, statements flattened = 14881 [2022-07-20 01:41:17,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 01:41:17,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 01:41:17,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 01:41:17,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 01:41:17,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:17,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:17,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:17,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:18,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:18,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:18,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:18,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 01:41:18,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 01:41:18,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 01:41:18,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 01:41:18,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (1/1) ... [2022-07-20 01:41:18,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:41:18,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 01:41:18,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 01:41:18,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 01:41:18,616 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_var_to_panel_info [2022-07-20 01:41:18,616 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_var_to_panel_info [2022-07-20 01:41:18,616 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2022-07-20 01:41:18,616 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_suspend [2022-07-20 01:41:18,616 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_delete_i2c_busses [2022-07-20 01:41:18,616 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_delete_i2c_busses [2022-07-20 01:41:18,617 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-20 01:41:18,617 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-20 01:41:18,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2022-07-20 01:41:18,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2022-07-20 01:41:18,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 01:41:18,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 01:41:18,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 01:41:18,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 01:41:18,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 01:41:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 01:41:18,618 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2022-07-20 01:41:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2022-07-20 01:41:18,618 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP [2022-07-20 01:41:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP [2022-07-20 01:41:18,618 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_fixup_offset [2022-07-20 01:41:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_fixup_offset [2022-07-20 01:41:18,619 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2022-07-20 01:41:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2022-07-20 01:41:18,619 INFO L130 BoogieDeclarations]: Found specification of procedure _OUTREGP [2022-07-20 01:41:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure _OUTREGP [2022-07-20 01:41:18,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-20 01:41:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-20 01:41:18,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 01:41:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 01:41:18,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-07-20 01:41:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-07-20 01:41:18,620 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_crt_is_connected [2022-07-20 01:41:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_crt_is_connected [2022-07-20 01:41:18,620 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___0 [2022-07-20 01:41:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___0 [2022-07-20 01:41:18,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-20 01:41:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-20 01:41:18,621 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setup_i2c_bus [2022-07-20 01:41:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setup_i2c_bus [2022-07-20 01:41:18,621 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___1 [2022-07-20 01:41:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___1 [2022-07-20 01:41:18,621 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_probe_i2c_connector [2022-07-20 01:41:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_probe_i2c_connector [2022-07-20 01:41:18,622 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dynamic_mode [2022-07-20 01:41:18,622 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dynamic_mode [2022-07-20 01:41:18,622 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_depth [2022-07-20 01:41:18,622 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_depth [2022-07-20 01:41:18,622 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL [2022-07-20 01:41:18,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL [2022-07-20 01:41:18,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 01:41:18,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 01:41:18,623 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-20 01:41:18,623 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-20 01:41:18,623 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_videomode_to_var [2022-07-20 01:41:18,624 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_videomode_to_var [2022-07-20 01:41:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-20 01:41:18,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-20 01:41:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_yclk_mclk_sync [2022-07-20 01:41:18,625 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_yclk_mclk_sync [2022-07-20 01:41:18,625 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_engine_flush___1 [2022-07-20 01:41:18,625 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_engine_flush___1 [2022-07-20 01:41:18,625 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pm_init [2022-07-20 01:41:18,625 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pm_init [2022-07-20 01:41:18,625 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___1 [2022-07-20 01:41:18,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___1 [2022-07-20 01:41:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___0 [2022-07-20 01:41:18,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___0 [2022-07-20 01:41:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___3 [2022-07-20 01:41:18,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___3 [2022-07-20 01:41:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_init [2022-07-20 01:41:18,627 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_init [2022-07-20 01:41:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 01:41:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 01:41:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-20 01:41:18,627 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-20 01:41:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-07-20 01:41:18,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-07-20 01:41:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 01:41:18,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 01:41:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP___0 [2022-07-20 01:41:18,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP___0 [2022-07-20 01:41:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-20 01:41:18,628 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-20 01:41:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_screen_blank [2022-07-20 01:41:18,628 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_screen_blank [2022-07-20 01:41:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2022-07-20 01:41:18,628 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2022-07-20 01:41:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 01:41:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-07-20 01:41:18,629 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-07-20 01:41:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_unmap_ROM [2022-07-20 01:41:18,629 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_unmap_ROM [2022-07-20 01:41:18,630 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep___0 [2022-07-20 01:41:18,630 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep___0 [2022-07-20 01:41:18,630 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-20 01:41:18,630 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-20 01:41:18,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 01:41:18,631 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_set_par [2022-07-20 01:41:18,631 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_set_par [2022-07-20 01:41:18,631 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_set_suspend [2022-07-20 01:41:18,631 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_set_suspend [2022-07-20 01:41:18,631 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait [2022-07-20 01:41:18,631 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait [2022-07-20 01:41:18,632 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-07-20 01:41:18,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-07-20 01:41:18,632 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2022-07-20 01:41:18,632 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2022-07-20 01:41:18,632 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-20 01:41:18,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-20 01:41:18,632 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_save_regs [2022-07-20 01:41:18,632 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_save_regs [2022-07-20 01:41:18,633 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_resume [2022-07-20 01:41:18,633 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_resume [2022-07-20 01:41:18,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-20 01:41:18,633 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-20 01:41:18,633 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-20 01:41:18,634 INFO L130 BoogieDeclarations]: Found specification of procedure bl_get_data [2022-07-20 01:41:18,634 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_get_data [2022-07-20 01:41:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-20 01:41:18,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-20 01:41:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-20 01:41:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dll [2022-07-20 01:41:18,637 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dll [2022-07-20 01:41:18,638 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2022-07-20 01:41:18,638 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2022-07-20 01:41:18,638 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2022-07-20 01:41:18,638 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2022-07-20 01:41:18,641 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_unregister [2022-07-20 01:41:18,642 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_unregister [2022-07-20 01:41:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-20 01:41:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure _OUTREGP___1 [2022-07-20 01:41:18,642 INFO L138 BoogieDeclarations]: Found implementation of procedure _OUTREGP___1 [2022-07-20 01:41:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL [2022-07-20 01:41:18,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL [2022-07-20 01:41:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_dstbpp [2022-07-20 01:41:18,642 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_dstbpp [2022-07-20 01:41:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-20 01:41:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-20 01:41:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_full_reset_sdram [2022-07-20 01:41:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_full_reset_sdram [2022-07-20 01:41:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 01:41:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 01:41:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle [2022-07-20 01:41:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle [2022-07-20 01:41:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___2 [2022-07-20 01:41:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___2 [2022-07-20 01:41:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___1 [2022-07-20 01:41:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___1 [2022-07-20 01:41:18,644 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_mon_name [2022-07-20 01:41:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_mon_name [2022-07-20 01:41:18,644 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___0 [2022-07-20 01:41:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___0 [2022-07-20 01:41:18,644 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_sync [2022-07-20 01:41:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_sync [2022-07-20 01:41:18,644 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_program_mode_reg [2022-07-20 01:41:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_program_mode_reg [2022-07-20 01:41:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 01:41:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 01:41:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_show_one_edid [2022-07-20 01:41:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_show_one_edid [2022-07-20 01:41:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_write_mode [2022-07-20 01:41:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_write_mode [2022-07-20 01:41:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-20 01:41:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-20 01:41:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-20 01:41:18,646 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep [2022-07-20 01:41:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep [2022-07-20 01:41:18,646 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___3 [2022-07-20 01:41:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___3 [2022-07-20 01:41:18,646 INFO L130 BoogieDeclarations]: Found specification of procedure INMC [2022-07-20 01:41:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure INMC [2022-07-20 01:41:18,646 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___1 [2022-07-20 01:41:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___1 [2022-07-20 01:41:18,646 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___0 [2022-07-20 01:41:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___0 [2022-07-20 01:41:18,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 01:41:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 01:41:18,647 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_get_level_brightness [2022-07-20 01:41:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_get_level_brightness [2022-07-20 01:41:18,647 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_map_ROM [2022-07-20 01:41:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_map_ROM [2022-07-20 01:41:18,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-20 01:41:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-20 01:41:18,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 01:41:18,647 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-07-20 01:41:18,648 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-07-20 01:41:18,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-20 01:41:18,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-20 01:41:18,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 01:41:18,648 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_region [2022-07-20 01:41:18,648 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_region [2022-07-20 01:41:18,649 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 01:41:18,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 01:41:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 01:41:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_mode [2022-07-20 01:41:18,650 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_mode [2022-07-20 01:41:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-07-20 01:41:18,650 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-07-20 01:41:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setcolreg [2022-07-20 01:41:18,650 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setcolreg [2022-07-20 01:41:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data [2022-07-20 01:41:18,650 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data [2022-07-20 01:41:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-07-20 01:41:18,651 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-07-20 01:41:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_restore_regs [2022-07-20 01:41:18,651 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_restore_regs [2022-07-20 01:41:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2022-07-20 01:41:18,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2022-07-20 01:41:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-07-20 01:41:18,651 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-07-20 01:41:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-20 01:41:18,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-20 01:41:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___3 [2022-07-20 01:41:18,652 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___3 [2022-07-20 01:41:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___1 [2022-07-20 01:41:18,652 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___1 [2022-07-20 01:41:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___0 [2022-07-20 01:41:18,652 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___0 [2022-07-20 01:41:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure OUTMC [2022-07-20 01:41:18,652 INFO L138 BoogieDeclarations]: Found implementation of procedure OUTMC [2022-07-20 01:41:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-20 01:41:18,652 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-20 01:41:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure round_div [2022-07-20 01:41:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure round_div [2022-07-20 01:41:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_disable_dynamic_mode [2022-07-20 01:41:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_disable_dynamic_mode [2022-07-20 01:41:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-20 01:41:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-20 01:41:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2022-07-20 01:41:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2022-07-20 01:41:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_index [2022-07-20 01:41:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_index [2022-07-20 01:41:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-20 01:41:18,654 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-20 01:41:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_update_status [2022-07-20 01:41:18,654 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_update_status [2022-07-20 01:41:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-20 01:41:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-20 01:41:18,654 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-20 01:41:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_reset [2022-07-20 01:41:18,654 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_reset [2022-07-20 01:41:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_bin_file [2022-07-20 01:41:18,654 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_bin_file [2022-07-20 01:41:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-20 01:41:18,655 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-20 01:41:18,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 01:41:18,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 01:41:18,658 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-20 01:41:18,658 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-20 01:41:19,590 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 01:41:19,592 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 01:41:20,448 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 01:41:39,034 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 01:41:39,067 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 01:41:39,068 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2022-07-20 01:41:39,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:41:39 BoogieIcfgContainer [2022-07-20 01:41:39,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 01:41:39,076 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 01:41:39,076 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 01:41:39,079 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 01:41:39,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:41:14" (1/3) ... [2022-07-20 01:41:39,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3dd553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:41:39, skipping insertion in model container [2022-07-20 01:41:39,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:41:17" (2/3) ... [2022-07-20 01:41:39,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3dd553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:41:39, skipping insertion in model container [2022-07-20 01:41:39,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:41:39" (3/3) ... [2022-07-20 01:41:39,081 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2022-07-20 01:41:39,091 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 01:41:39,092 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 01:41:39,207 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 01:41:39,214 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4de13e5a, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2ce82450 [2022-07-20 01:41:39,214 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 01:41:39,229 INFO L276 IsEmpty]: Start isEmpty. Operand has 5625 states, 4012 states have (on average 1.4548853439680958) internal successors, (5837), 4144 states have internal predecessors, (5837), 1531 states have call successors, (1531), 117 states have call predecessors, (1531), 116 states have return successors, (1524), 1511 states have call predecessors, (1524), 1524 states have call successors, (1524) [2022-07-20 01:41:39,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-07-20 01:41:39,265 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:41:39,266 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:41:39,267 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:41:39,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:41:39,271 INFO L85 PathProgramCache]: Analyzing trace with hash 489872432, now seen corresponding path program 1 times [2022-07-20 01:41:39,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:41:39,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173472120] [2022-07-20 01:41:39,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:41:39,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:41:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:41:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:41:40,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:41:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:41:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:41:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 01:41:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-20 01:41:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-20 01:41:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-20 01:41:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-20 01:41:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-20 01:41:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-20 01:41:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:41:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-20 01:41:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-20 01:41:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-20 01:41:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-20 01:41:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-20 01:41:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-20 01:41:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-07-20 01:41:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-20 01:41:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-20 01:41:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-20 01:41:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-20 01:41:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-20 01:41:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-20 01:41:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-20 01:41:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:40,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2022-07-20 01:41:40,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:41:40,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173472120] [2022-07-20 01:41:40,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173472120] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:41:40,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:41:40,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:41:40,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580526649] [2022-07-20 01:41:40,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:41:40,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:41:40,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:41:40,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:41:40,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:41:40,846 INFO L87 Difference]: Start difference. First operand has 5625 states, 4012 states have (on average 1.4548853439680958) internal successors, (5837), 4144 states have internal predecessors, (5837), 1531 states have call successors, (1531), 117 states have call predecessors, (1531), 116 states have return successors, (1524), 1511 states have call predecessors, (1524), 1524 states have call successors, (1524) Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-20 01:41:45,457 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:41:50,060 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:41:54,682 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:41:55,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:00,669 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:02,716 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:04,752 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:06,119 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:08,101 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:14,874 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:18,571 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:20,600 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:22,625 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:24,645 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:27,324 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:42:29,369 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:42:30,696 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:42:32,761 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:42:42,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:42:42,379 INFO L93 Difference]: Finished difference Result 11571 states and 18836 transitions. [2022-07-20 01:42:42,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 01:42:42,381 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 357 [2022-07-20 01:42:42,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:42:42,434 INFO L225 Difference]: With dead ends: 11571 [2022-07-20 01:42:42,434 INFO L226 Difference]: Without dead ends: 5931 [2022-07-20 01:42:42,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-20 01:42:42,478 INFO L413 NwaCegarLoop]: 6689 mSDtfsCounter, 4527 mSDsluCounter, 9468 mSDsCounter, 0 mSdLazyCounter, 9028 mSolverCounterSat, 4224 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5144 SdHoareTripleChecker+Valid, 16157 SdHoareTripleChecker+Invalid, 13263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4224 IncrementalHoareTripleChecker+Valid, 9028 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.7s IncrementalHoareTripleChecker+Time [2022-07-20 01:42:42,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5144 Valid, 16157 Invalid, 13263 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4224 Valid, 9028 Invalid, 11 Unknown, 0 Unchecked, 60.7s Time] [2022-07-20 01:42:42,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5931 states. [2022-07-20 01:42:42,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5931 to 5497. [2022-07-20 01:42:42,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5497 states, 3893 states have (on average 1.3123555098895454) internal successors, (5109), 3985 states have internal predecessors, (5109), 1488 states have call successors, (1488), 116 states have call predecessors, (1488), 115 states have return successors, (1487), 1474 states have call predecessors, (1487), 1487 states have call successors, (1487) [2022-07-20 01:42:42,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5497 states to 5497 states and 8084 transitions. [2022-07-20 01:42:42,916 INFO L78 Accepts]: Start accepts. Automaton has 5497 states and 8084 transitions. Word has length 357 [2022-07-20 01:42:42,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:42:42,917 INFO L495 AbstractCegarLoop]: Abstraction has 5497 states and 8084 transitions. [2022-07-20 01:42:42,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-20 01:42:42,918 INFO L276 IsEmpty]: Start isEmpty. Operand 5497 states and 8084 transitions. [2022-07-20 01:42:42,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-07-20 01:42:42,926 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:42:42,927 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:42:42,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-20 01:42:42,927 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:42:42,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:42:42,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1612671194, now seen corresponding path program 1 times [2022-07-20 01:42:42,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:42:42,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041150138] [2022-07-20 01:42:42,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:42:42,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:42:43,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:42:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:42:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:42:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:42:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:42:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 01:42:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-20 01:42:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-20 01:42:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-20 01:42:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-20 01:42:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-20 01:42:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-20 01:42:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:42:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-20 01:42:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-20 01:42:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-20 01:42:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-20 01:42:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-20 01:42:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-20 01:42:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-07-20 01:42:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-20 01:42:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-20 01:42:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-20 01:42:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:43,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:44,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-20 01:42:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:44,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:44,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-20 01:42:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:44,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:44,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-20 01:42:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:44,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:44,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-20 01:42:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:44,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2022-07-20 01:42:44,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:42:44,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041150138] [2022-07-20 01:42:44,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041150138] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:42:44,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:42:44,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 01:42:44,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463165340] [2022-07-20 01:42:44,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:42:44,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 01:42:44,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:42:44,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 01:42:44,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-20 01:42:44,065 INFO L87 Difference]: Start difference. First operand 5497 states and 8084 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-20 01:42:49,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:51,996 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:53,814 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:55,853 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:58,201 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:02,131 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:43:04,261 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:43:12,525 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:14,230 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:16,610 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:18,216 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:20,138 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:22,051 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:26,016 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:35,947 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:37,985 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:40,014 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:42,248 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:45,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:43:47,150 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:43:48,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:43:50,667 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:43:54,675 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:56,706 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:43:58,730 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:44:01,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:44:16,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:44:16,516 INFO L93 Difference]: Finished difference Result 16790 states and 24764 transitions. [2022-07-20 01:44:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-20 01:44:16,516 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 357 [2022-07-20 01:44:16,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:44:16,576 INFO L225 Difference]: With dead ends: 16790 [2022-07-20 01:44:16,576 INFO L226 Difference]: Without dead ends: 11353 [2022-07-20 01:44:16,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-20 01:44:16,598 INFO L413 NwaCegarLoop]: 7560 mSDtfsCounter, 17417 mSDsluCounter, 11422 mSDsCounter, 0 mSdLazyCounter, 14727 mSolverCounterSat, 14873 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 85.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18546 SdHoareTripleChecker+Valid, 18982 SdHoareTripleChecker+Invalid, 29614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 14873 IncrementalHoareTripleChecker+Valid, 14727 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 91.3s IncrementalHoareTripleChecker+Time [2022-07-20 01:44:16,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18546 Valid, 18982 Invalid, 29614 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [14873 Valid, 14727 Invalid, 14 Unknown, 0 Unchecked, 91.3s Time] [2022-07-20 01:44:16,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11353 states. [2022-07-20 01:44:17,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11353 to 10489. [2022-07-20 01:44:17,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10489 states, 7387 states have (on average 1.306348991471504) internal successors, (9650), 7567 states have internal predecessors, (9650), 2875 states have call successors, (2875), 227 states have call predecessors, (2875), 226 states have return successors, (2874), 2848 states have call predecessors, (2874), 2874 states have call successors, (2874) [2022-07-20 01:44:17,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10489 states to 10489 states and 15399 transitions. [2022-07-20 01:44:17,068 INFO L78 Accepts]: Start accepts. Automaton has 10489 states and 15399 transitions. Word has length 357 [2022-07-20 01:44:17,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:44:17,071 INFO L495 AbstractCegarLoop]: Abstraction has 10489 states and 15399 transitions. [2022-07-20 01:44:17,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-20 01:44:17,071 INFO L276 IsEmpty]: Start isEmpty. Operand 10489 states and 15399 transitions. [2022-07-20 01:44:17,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-07-20 01:44:17,081 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:44:17,081 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:44:17,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-20 01:44:17,082 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:44:17,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:44:17,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1158715604, now seen corresponding path program 1 times [2022-07-20 01:44:17,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:44:17,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420494979] [2022-07-20 01:44:17,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:44:17,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:44:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:44:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:44:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:44:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:44:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:44:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 01:44:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-20 01:44:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-20 01:44:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-20 01:44:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-20 01:44:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-20 01:44:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-20 01:44:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:44:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-20 01:44:17,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-20 01:44:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-20 01:44:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-20 01:44:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-20 01:44:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-20 01:44:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-07-20 01:44:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:17,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-20 01:44:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-20 01:44:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-20 01:44:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-20 01:44:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-20 01:44:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-20 01:44:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-20 01:44:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-20 01:44:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-20 01:44:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:44:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:44:18,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-20 01:44:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:44:18,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1982 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1982 trivial. 0 not checked. [2022-07-20 01:44:18,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:44:18,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420494979] [2022-07-20 01:44:18,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420494979] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:44:18,152 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:44:18,152 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 01:44:18,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640727275] [2022-07-20 01:44:18,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:44:18,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 01:44:18,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:44:18,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 01:44:18,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-20 01:44:18,154 INFO L87 Difference]: Start difference. First operand 10489 states and 15399 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (36), 7 states have call predecessors, (36), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-07-20 01:44:24,983 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:44:29,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:44:33,404 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:44:36,336 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:44:42,853 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:44:44,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:44:46,572 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:44:48,614 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:45:01,172 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:45:03,204 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:45:05,228 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:45:08,094 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:45:09,368 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:45:10,458 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:45:13,414 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:45:15,456 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 01:45:29,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:45:29,733 INFO L93 Difference]: Finished difference Result 11362 states and 16771 transitions. [2022-07-20 01:45:29,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:45:29,734 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (36), 7 states have call predecessors, (36), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 421 [2022-07-20 01:45:29,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:45:29,753 INFO L225 Difference]: With dead ends: 11362 [2022-07-20 01:45:29,753 INFO L226 Difference]: Without dead ends: 0 [2022-07-20 01:45:29,786 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-20 01:45:29,789 INFO L413 NwaCegarLoop]: 6650 mSDtfsCounter, 10370 mSDsluCounter, 9386 mSDsCounter, 0 mSdLazyCounter, 9119 mSolverCounterSat, 6991 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10899 SdHoareTripleChecker+Valid, 16036 SdHoareTripleChecker+Invalid, 16122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6991 IncrementalHoareTripleChecker+Valid, 9119 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 70.8s IncrementalHoareTripleChecker+Time [2022-07-20 01:45:29,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10899 Valid, 16036 Invalid, 16122 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6991 Valid, 9119 Invalid, 12 Unknown, 0 Unchecked, 70.8s Time] [2022-07-20 01:45:29,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-20 01:45:29,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-20 01:45:29,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-20 01:45:29,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-20 01:45:29,793 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 421 [2022-07-20 01:45:29,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:45:29,793 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-20 01:45:29,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (36), 7 states have call predecessors, (36), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-07-20 01:45:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-20 01:45:29,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-20 01:45:29,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-20 01:45:29,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-20 01:45:29,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.