./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 ff03de63 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-dev-ff03de6 [2021-12-21 16:52:43,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:52:43,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:52:43,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:52:43,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:52:43,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:52:43,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:52:43,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:52:43,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:52:43,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:52:43,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:52:43,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:52:43,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:52:43,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:52:43,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:52:43,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:52:43,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:52:43,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:52:43,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:52:43,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:52:43,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:52:43,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:52:43,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:52:43,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:52:43,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:52:43,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:52:43,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:52:43,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:52:43,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:52:43,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:52:43,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:52:43,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:52:43,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:52:43,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:52:43,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:52:43,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:52:43,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:52:43,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:52:43,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:52:43,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:52:43,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:52:43,144 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:52:43,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:52:43,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:52:43,176 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:52:43,176 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:52:43,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:52:43,177 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:52:43,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:52:43,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:52:43,178 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:52:43,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:52:43,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:52:43,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:52:43,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:52:43,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:52:43,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:52:43,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:52:43,180 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:52:43,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:52:43,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:52:43,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:52:43,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:52:43,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:52:43,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:52:43,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:52:43,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:52:43,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:52:43,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:52:43,182 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:52:43,182 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:52:43,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:52:43,183 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:52:43,183 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f46b9a78b7df126f0e8e4ab33fe5881be17163006d9740767ef84c25adc3bd43 [2021-12-21 16:52:43,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:52:43,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:52:43,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:52:43,463 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:52:43,464 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:52:43,465 INFO L432 ainManager$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 [2021-12-21 16:52:43,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9934f0668/8c8da6b5cfc84d5f84e0bc7aa88a4fa7/FLAG6fa763bd0 [2021-12-21 16:52:44,336 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:52:44,337 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 [2021-12-21 16:52:44,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9934f0668/8c8da6b5cfc84d5f84e0bc7aa88a4fa7/FLAG6fa763bd0 [2021-12-21 16:52:44,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9934f0668/8c8da6b5cfc84d5f84e0bc7aa88a4fa7 [2021-12-21 16:52:44,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:52:44,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:52:44,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:52:44,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:52:44,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:52:44,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:52:44" (1/1) ... [2021-12-21 16:52:44,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2749228f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:44, skipping insertion in model container [2021-12-21 16:52:44,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:52:44" (1/1) ... [2021-12-21 16:52:44,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:52:44,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:52:46,775 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] [2021-12-21 16:52:46,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:52:46,890 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 16:52:47,285 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] [2021-12-21 16:52:47,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:52:47,408 INFO L208 MainTranslator]: Completed translation [2021-12-21 16:52:47,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47 WrapperNode [2021-12-21 16:52:47,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:52:47,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 16:52:47,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 16:52:47,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 16:52:47,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:47,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:47,884 INFO L137 Inliner]: procedures = 313, calls = 6182, calls flagged for inlining = 154, calls inlined = 152, statements flattened = 13297 [2021-12-21 16:52:47,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 16:52:47,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 16:52:47,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 16:52:47,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 16:52:47,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:47,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:47,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:47,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:48,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:48,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:48,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:48,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 16:52:48,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 16:52:48,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 16:52:48,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 16:52:48,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (1/1) ... [2021-12-21 16:52:48,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:52:48,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:52:48,528 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) [2021-12-21 16:52:48,548 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 [2021-12-21 16:52:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_var_to_panel_info [2021-12-21 16:52:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_var_to_panel_info [2021-12-21 16:52:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2021-12-21 16:52:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_suspend [2021-12-21 16:52:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_delete_i2c_busses [2021-12-21 16:52:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_delete_i2c_busses [2021-12-21 16:52:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-21 16:52:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-21 16:52:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2021-12-21 16:52:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2021-12-21 16:52:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-21 16:52:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-21 16:52:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 16:52:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 16:52:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-21 16:52:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-21 16:52:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2021-12-21 16:52:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2021-12-21 16:52:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP [2021-12-21 16:52:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP [2021-12-21 16:52:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_fixup_offset [2021-12-21 16:52:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_fixup_offset [2021-12-21 16:52:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2021-12-21 16:52:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2021-12-21 16:52:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure _OUTREGP [2021-12-21 16:52:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure _OUTREGP [2021-12-21 16:52:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-21 16:52:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-21 16:52:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 16:52:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 16:52:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-12-21 16:52:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-12-21 16:52:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_crt_is_connected [2021-12-21 16:52:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_crt_is_connected [2021-12-21 16:52:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___0 [2021-12-21 16:52:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___0 [2021-12-21 16:52:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 16:52:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 16:52:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setup_i2c_bus [2021-12-21 16:52:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setup_i2c_bus [2021-12-21 16:52:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___1 [2021-12-21 16:52:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___1 [2021-12-21 16:52:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_probe_i2c_connector [2021-12-21 16:52:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_probe_i2c_connector [2021-12-21 16:52:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dynamic_mode [2021-12-21 16:52:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dynamic_mode [2021-12-21 16:52:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_depth [2021-12-21 16:52:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_depth [2021-12-21 16:52:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL [2021-12-21 16:52:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL [2021-12-21 16:52:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 16:52:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 16:52:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 16:52:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 16:52:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_videomode_to_var [2021-12-21 16:52:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_videomode_to_var [2021-12-21 16:52:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-21 16:52:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-21 16:52:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_yclk_mclk_sync [2021-12-21 16:52:48,570 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_yclk_mclk_sync [2021-12-21 16:52:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_engine_flush___1 [2021-12-21 16:52:48,570 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_engine_flush___1 [2021-12-21 16:52:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pm_init [2021-12-21 16:52:48,570 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pm_init [2021-12-21 16:52:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___1 [2021-12-21 16:52:48,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___1 [2021-12-21 16:52:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___0 [2021-12-21 16:52:48,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___0 [2021-12-21 16:52:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___3 [2021-12-21 16:52:48,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___3 [2021-12-21 16:52:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_init [2021-12-21 16:52:48,571 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_init [2021-12-21 16:52:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 16:52:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 16:52:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-21 16:52:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-21 16:52:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-12-21 16:52:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-12-21 16:52:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 16:52:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 16:52:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP___0 [2021-12-21 16:52:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP___0 [2021-12-21 16:52:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 16:52:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 16:52:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_screen_blank [2021-12-21 16:52:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_screen_blank [2021-12-21 16:52:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2021-12-21 16:52:48,574 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2021-12-21 16:52:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 16:52:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-21 16:52:48,574 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-21 16:52:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_unmap_ROM [2021-12-21 16:52:48,574 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_unmap_ROM [2021-12-21 16:52:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep___0 [2021-12-21 16:52:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep___0 [2021-12-21 16:52:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-21 16:52:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-21 16:52:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 16:52:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_set_par [2021-12-21 16:52:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_set_par [2021-12-21 16:52:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_set_suspend [2021-12-21 16:52:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_set_suspend [2021-12-21 16:52:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait [2021-12-21 16:52:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait [2021-12-21 16:52:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-21 16:52:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-21 16:52:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2021-12-21 16:52:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2021-12-21 16:52:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-21 16:52:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-21 16:52:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_save_regs [2021-12-21 16:52:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_save_regs [2021-12-21 16:52:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_resume [2021-12-21 16:52:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_resume [2021-12-21 16:52:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-21 16:52:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-21 16:52:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-21 16:52:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure bl_get_data [2021-12-21 16:52:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_get_data [2021-12-21 16:52:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-21 16:52:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-21 16:52:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 16:52:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dll [2021-12-21 16:52:48,579 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dll [2021-12-21 16:52:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2021-12-21 16:52:48,579 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2021-12-21 16:52:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2021-12-21 16:52:48,579 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2021-12-21 16:52:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_unregister [2021-12-21 16:52:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_unregister [2021-12-21 16:52:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 16:52:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure _OUTREGP___1 [2021-12-21 16:52:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure _OUTREGP___1 [2021-12-21 16:52:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL [2021-12-21 16:52:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL [2021-12-21 16:52:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_dstbpp [2021-12-21 16:52:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_dstbpp [2021-12-21 16:52:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-21 16:52:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-21 16:52:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_full_reset_sdram [2021-12-21 16:52:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_full_reset_sdram [2021-12-21 16:52:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-21 16:52:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-21 16:52:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle [2021-12-21 16:52:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle [2021-12-21 16:52:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___2 [2021-12-21 16:52:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___2 [2021-12-21 16:52:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___1 [2021-12-21 16:52:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___1 [2021-12-21 16:52:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_mon_name [2021-12-21 16:52:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_mon_name [2021-12-21 16:52:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___0 [2021-12-21 16:52:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___0 [2021-12-21 16:52:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_sync [2021-12-21 16:52:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_sync [2021-12-21 16:52:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_program_mode_reg [2021-12-21 16:52:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_program_mode_reg [2021-12-21 16:52:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 16:52:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 16:52:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_show_one_edid [2021-12-21 16:52:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_show_one_edid [2021-12-21 16:52:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_write_mode [2021-12-21 16:52:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_write_mode [2021-12-21 16:52:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 16:52:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 16:52:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 16:52:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep [2021-12-21 16:52:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep [2021-12-21 16:52:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___3 [2021-12-21 16:52:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___3 [2021-12-21 16:52:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure INMC [2021-12-21 16:52:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure INMC [2021-12-21 16:52:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___1 [2021-12-21 16:52:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___1 [2021-12-21 16:52:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___0 [2021-12-21 16:52:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___0 [2021-12-21 16:52:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 16:52:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 16:52:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_get_level_brightness [2021-12-21 16:52:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_get_level_brightness [2021-12-21 16:52:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_map_ROM [2021-12-21 16:52:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_map_ROM [2021-12-21 16:52:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-21 16:52:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-21 16:52:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 16:52:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-12-21 16:52:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-12-21 16:52:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-21 16:52:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-21 16:52:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 16:52:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_region [2021-12-21 16:52:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_region [2021-12-21 16:52:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 16:52:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 16:52:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 16:52:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_mode [2021-12-21 16:52:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_mode [2021-12-21 16:52:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-12-21 16:52:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-12-21 16:52:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setcolreg [2021-12-21 16:52:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setcolreg [2021-12-21 16:52:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data [2021-12-21 16:52:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data [2021-12-21 16:52:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-12-21 16:52:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-12-21 16:52:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_restore_regs [2021-12-21 16:52:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_restore_regs [2021-12-21 16:52:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2021-12-21 16:52:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2021-12-21 16:52:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-12-21 16:52:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-12-21 16:52:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-21 16:52:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-21 16:52:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___3 [2021-12-21 16:52:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___3 [2021-12-21 16:52:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___1 [2021-12-21 16:52:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___1 [2021-12-21 16:52:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___0 [2021-12-21 16:52:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___0 [2021-12-21 16:52:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure OUTMC [2021-12-21 16:52:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure OUTMC [2021-12-21 16:52:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-21 16:52:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-21 16:52:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure round_div [2021-12-21 16:52:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure round_div [2021-12-21 16:52:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_disable_dynamic_mode [2021-12-21 16:52:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_disable_dynamic_mode [2021-12-21 16:52:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-21 16:52:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-21 16:52:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2021-12-21 16:52:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2021-12-21 16:52:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_index [2021-12-21 16:52:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_index [2021-12-21 16:52:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-21 16:52:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-21 16:52:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_update_status [2021-12-21 16:52:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_update_status [2021-12-21 16:52:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 16:52:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-12-21 16:52:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-12-21 16:52:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_reset [2021-12-21 16:52:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_reset [2021-12-21 16:52:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_bin_file [2021-12-21 16:52:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_bin_file [2021-12-21 16:52:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-12-21 16:52:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-12-21 16:52:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 16:52:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 16:52:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-21 16:52:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-21 16:52:49,661 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 16:52:49,664 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 16:52:50,987 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 16:53:10,949 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 16:53:10,982 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 16:53:10,983 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-12-21 16:53:10,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:53:10 BoogieIcfgContainer [2021-12-21 16:53:10,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 16:53:10,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 16:53:10,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 16:53:10,994 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 16:53:10,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 04:52:44" (1/3) ... [2021-12-21 16:53:10,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d68d043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:53:10, skipping insertion in model container [2021-12-21 16:53:10,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:52:47" (2/3) ... [2021-12-21 16:53:10,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d68d043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:53:10, skipping insertion in model container [2021-12-21 16:53:10,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:53:10" (3/3) ... [2021-12-21 16:53:10,997 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2021-12-21 16:53:11,001 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 16:53:11,001 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 16:53:11,072 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 16:53:11,079 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 16:53:11,079 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 16:53:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 4649 states, 3036 states have (on average 1.2994071146245059) internal successors, (3945), 3168 states have internal predecessors, (3945), 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) [2021-12-21 16:53:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2021-12-21 16:53:11,204 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:53:11,206 INFO L514 BasicCegarLoop]: 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] [2021-12-21 16:53:11,206 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:53:11,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:53:11,211 INFO L85 PathProgramCache]: Analyzing trace with hash -455580095, now seen corresponding path program 1 times [2021-12-21 16:53:11,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:53:11,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490301831] [2021-12-21 16:53:11,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:53:11,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:53:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:53:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-21 16:53:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 16:53:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:53:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-21 16:53:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-21 16:53:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-21 16:53:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-21 16:53:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-21 16:53:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-12-21 16:53:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-21 16:53:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-21 16:53:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-21 16:53:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:53:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-21 16:53:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-21 16:53:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-21 16:53:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-21 16:53:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-21 16:53:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-21 16:53:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-21 16:53:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-21 16:53:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-21 16:53:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-21 16:53:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-21 16:53:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-21 16:53:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-21 16:53:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:53:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-12-21 16:53:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:53:12,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2021-12-21 16:53:12,922 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:53:12,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490301831] [2021-12-21 16:53:12,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490301831] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:53:12,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:53:12,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 16:53:12,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264592511] [2021-12-21 16:53:12,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:53:12,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 16:53:12,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:53:12,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 16:53:12,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:53:12,967 INFO L87 Difference]: Start difference. First operand has 4649 states, 3036 states have (on average 1.2994071146245059) internal successors, (3945), 3168 states have internal predecessors, (3945), 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) [2021-12-21 16:53:21,115 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 [] [2021-12-21 16:53:23,174 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-21 16:53:27,752 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:53:28,858 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:53:33,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:53:44,297 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 []