./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-32_7a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b 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-32_7a-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 8617496e14c7e02e61426a9b36d40149cd7ab2d833fa4b8ca7358faa220fba43 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:13:33,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:13:33,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:13:33,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:13:33,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:13:33,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:13:33,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:13:33,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:13:33,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:13:33,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:13:33,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:13:33,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:13:33,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:13:33,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:13:33,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:13:33,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:13:33,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:13:33,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:13:33,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:13:33,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:13:33,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:13:33,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:13:33,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:13:33,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:13:33,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:13:33,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:13:33,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:13:33,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:13:33,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:13:33,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:13:33,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:13:33,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:13:33,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:13:33,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:13:33,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:13:33,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:13:33,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:13:33,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:13:33,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:13:33,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:13:33,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:13:33,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:13:33,148 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:13:33,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:13:33,149 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:13:33,149 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:13:33,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:13:33,150 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:13:33,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:13:33,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:13:33,150 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:13:33,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:13:33,151 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:13:33,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:13:33,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:13:33,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:13:33,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:13:33,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:13:33,152 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:13:33,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:13:33,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:13:33,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:13:33,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:13:33,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:13:33,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:13:33,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:13:33,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:13:33,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:13:33,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:13:33,154 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:13:33,154 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:13:33,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:13:33,155 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:13:33,155 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8617496e14c7e02e61426a9b36d40149cd7ab2d833fa4b8ca7358faa220fba43 [2021-12-14 18:13:33,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:13:33,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:13:33,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:13:33,376 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:13:33,377 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:13:33,380 INFO L432 ainManager$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-32_7a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2021-12-14 18:13:33,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d516d3bf/fa35f8ac564d497d82beda509651f769/FLAG384d16f95 [2021-12-14 18:13:34,013 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:13:34,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2021-12-14 18:13:34,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d516d3bf/fa35f8ac564d497d82beda509651f769/FLAG384d16f95 [2021-12-14 18:13:34,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d516d3bf/fa35f8ac564d497d82beda509651f769 [2021-12-14 18:13:34,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:13:34,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:13:34,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:13:34,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:13:34,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:13:34,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:13:34" (1/1) ... [2021-12-14 18:13:34,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5165e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:34, skipping insertion in model container [2021-12-14 18:13:34,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:13:34" (1/1) ... [2021-12-14 18:13:34,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:13:34,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:13:36,733 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-32_7a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i[416111,416124] [2021-12-14 18:13:36,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:13:36,985 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:13:37,467 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-32_7a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i[416111,416124] [2021-12-14 18:13:37,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:13:37,581 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:13:37,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37 WrapperNode [2021-12-14 18:13:37,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:13:37,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:13:37,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:13:37,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:13:37,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:37,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:37,936 INFO L137 Inliner]: procedures = 421, calls = 6369, calls flagged for inlining = 153, calls inlined = 149, statements flattened = 13296 [2021-12-14 18:13:37,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:13:37,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:13:37,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:13:37,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:13:37,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:37,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:38,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:38,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:38,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:38,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:38,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:38,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:13:38,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:13:38,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:13:38,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:13:38,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (1/1) ... [2021-12-14 18:13:38,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:13:38,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:13:38,681 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) [2021-12-14 18:13:38,716 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 [2021-12-14 18:13:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_delete_i2c_busses [2021-12-14 18:13:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_delete_i2c_busses [2021-12-14 18:13:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2021-12-14 18:13:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2021-12-14 18:13:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:13:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:13:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_fixup_offset [2021-12-14 18:13:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_fixup_offset [2021-12-14 18:13:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure _OUTREGP [2021-12-14 18:13:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure _OUTREGP [2021-12-14 18:13:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:13:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:13:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___0 [2021-12-14 18:13:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___0 [2021-12-14 18:13:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setup_i2c_bus [2021-12-14 18:13:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setup_i2c_bus [2021-12-14 18:13:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___1 [2021-12-14 18:13:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___1 [2021-12-14 18:13:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_depth [2021-12-14 18:13:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_depth [2021-12-14 18:13:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_videomode_to_var [2021-12-14 18:13:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_videomode_to_var [2021-12-14 18:13:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 18:13:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 18:13:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_yclk_mclk_sync [2021-12-14 18:13:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_yclk_mclk_sync [2021-12-14 18:13:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_engine_flush___1 [2021-12-14 18:13:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_engine_flush___1 [2021-12-14 18:13:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 18:13:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 18:13:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pm_init [2021-12-14 18:13:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pm_init [2021-12-14 18:13:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___1 [2021-12-14 18:13:38,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___1 [2021-12-14 18:13:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___0 [2021-12-14 18:13:38,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___0 [2021-12-14 18:13:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___3 [2021-12-14 18:13:38,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___3 [2021-12-14 18:13:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2021-12-14 18:13:38,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2021-12-14 18:13:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 18:13:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 18:13:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:13:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:13:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:13:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep___0 [2021-12-14 18:13:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep___0 [2021-12-14 18:13:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 18:13:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 18:13:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_set_suspend [2021-12-14 18:13:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_set_suspend [2021-12-14 18:13:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait [2021-12-14 18:13:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait [2021-12-14 18:13:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-14 18:13:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-14 18:13:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 18:13:38,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 18:13:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_save_regs [2021-12-14 18:13:38,751 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_save_regs [2021-12-14 18:13:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:13:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-14 18:13:38,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-14 18:13:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-14 18:13:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-14 18:13:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:13:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dll [2021-12-14 18:13:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dll [2021-12-14 18:13:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2021-12-14 18:13:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2021-12-14 18:13:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:13:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL [2021-12-14 18:13:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL [2021-12-14 18:13:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_dstbpp [2021-12-14 18:13:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_dstbpp [2021-12-14 18:13:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:13:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:13:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle [2021-12-14 18:13:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle [2021-12-14 18:13:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_mon_name [2021-12-14 18:13:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_mon_name [2021-12-14 18:13:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_show_one_edid [2021-12-14 18:13:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_show_one_edid [2021-12-14 18:13:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_write_mode [2021-12-14 18:13:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_write_mode [2021-12-14 18:13:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 18:13:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 18:13:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure INMC [2021-12-14 18:13:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure INMC [2021-12-14 18:13:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_get_level_brightness [2021-12-14 18:13:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_get_level_brightness [2021-12-14 18:13:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:13:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:13:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:13:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-12-14 18:13:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-12-14 18:13:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_backlight_device [2021-12-14 18:13:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_backlight_device [2021-12-14 18:13:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:13:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 18:13:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 18:13:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:13:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_mode [2021-12-14 18:13:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_mode [2021-12-14 18:13:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-12-14 18:13:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-12-14 18:13:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-14 18:13:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-14 18:13:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___3 [2021-12-14 18:13:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___3 [2021-12-14 18:13:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___1 [2021-12-14 18:13:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___1 [2021-12-14 18:13:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___0 [2021-12-14 18:13:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___0 [2021-12-14 18:13:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure OUTMC [2021-12-14 18:13:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure OUTMC [2021-12-14 18:13:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure round_div [2021-12-14 18:13:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure round_div [2021-12-14 18:13:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_disable_dynamic_mode [2021-12-14 18:13:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_disable_dynamic_mode [2021-12-14 18:13:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2021-12-14 18:13:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2021-12-14 18:13:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 18:13:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 18:13:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_update_status [2021-12-14 18:13:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_update_status [2021-12-14 18:13:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-12-14 18:13:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-12-14 18:13:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:13:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:13:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 18:13:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 18:13:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_var_to_panel_info [2021-12-14 18:13:38,761 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_var_to_panel_info [2021-12-14 18:13:38,761 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2021-12-14 18:13:38,761 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_suspend [2021-12-14 18:13:38,761 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 18:13:38,761 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 18:13:38,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:13:38,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:13:38,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:13:38,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:13:38,762 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2021-12-14 18:13:38,762 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2021-12-14 18:13:38,762 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP [2021-12-14 18:13:38,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP [2021-12-14 18:13:38,762 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2021-12-14 18:13:38,762 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2021-12-14 18:13:38,762 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-12-14 18:13:38,763 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-12-14 18:13:38,763 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_crt_is_connected [2021-12-14 18:13:38,763 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_crt_is_connected [2021-12-14 18:13:38,763 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:13:38,763 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:13:38,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:13:38,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:13:38,763 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_probe_i2c_connector [2021-12-14 18:13:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_probe_i2c_connector [2021-12-14 18:13:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dynamic_mode [2021-12-14 18:13:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dynamic_mode [2021-12-14 18:13:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL [2021-12-14 18:13:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL [2021-12-14 18:13:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:13:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:13:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:13:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:13:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-14 18:13:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-14 18:13:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_init [2021-12-14 18:13:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_init [2021-12-14 18:13:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:13:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:13:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-12-14 18:13:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-12-14 18:13:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP___0 [2021-12-14 18:13:38,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP___0 [2021-12-14 18:13:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_screen_blank [2021-12-14 18:13:38,766 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_screen_blank [2021-12-14 18:13:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2021-12-14 18:13:38,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2021-12-14 18:13:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-14 18:13:38,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-14 18:13:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_unmap_ROM [2021-12-14 18:13:38,767 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_unmap_ROM [2021-12-14 18:13:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:13:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_set_par [2021-12-14 18:13:38,767 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_set_par [2021-12-14 18:13:38,768 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2021-12-14 18:13:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2021-12-14 18:13:38,768 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_resume [2021-12-14 18:13:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_resume [2021-12-14 18:13:38,768 INFO L130 BoogieDeclarations]: Found specification of procedure bl_get_data [2021-12-14 18:13:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_get_data [2021-12-14 18:13:38,768 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2021-12-14 18:13:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2021-12-14 18:13:38,769 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_unregister [2021-12-14 18:13:38,769 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_unregister [2021-12-14 18:13:38,769 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-14 18:13:38,769 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-14 18:13:38,769 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_full_reset_sdram [2021-12-14 18:13:38,769 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_full_reset_sdram [2021-12-14 18:13:38,769 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___2 [2021-12-14 18:13:38,769 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___2 [2021-12-14 18:13:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___1 [2021-12-14 18:13:38,770 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___1 [2021-12-14 18:13:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___0 [2021-12-14 18:13:38,770 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___0 [2021-12-14 18:13:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_sync [2021-12-14 18:13:38,770 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_sync [2021-12-14 18:13:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_program_mode_reg [2021-12-14 18:13:38,771 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_program_mode_reg [2021-12-14 18:13:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:13:38,771 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:13:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:13:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep [2021-12-14 18:13:38,771 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep [2021-12-14 18:13:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___3 [2021-12-14 18:13:38,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___3 [2021-12-14 18:13:38,772 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___1 [2021-12-14 18:13:38,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___1 [2021-12-14 18:13:38,772 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___0 [2021-12-14 18:13:38,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___0 [2021-12-14 18:13:38,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:13:38,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:13:38,772 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_map_ROM [2021-12-14 18:13:38,772 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_map_ROM [2021-12-14 18:13:38,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:13:38,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:13:38,773 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_region [2021-12-14 18:13:38,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_region [2021-12-14 18:13:38,773 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setcolreg [2021-12-14 18:13:38,773 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setcolreg [2021-12-14 18:13:38,773 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data [2021-12-14 18:13:38,773 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data [2021-12-14 18:13:38,773 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-12-14 18:13:38,774 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-12-14 18:13:38,774 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_restore_regs [2021-12-14 18:13:38,774 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_restore_regs [2021-12-14 18:13:38,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2021-12-14 18:13:38,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2021-12-14 18:13:38,774 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-12-14 18:13:38,774 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-12-14 18:13:38,774 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-14 18:13:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-14 18:13:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 18:13:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 18:13:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_index [2021-12-14 18:13:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_index [2021-12-14 18:13:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:13:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_reset [2021-12-14 18:13:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_reset [2021-12-14 18:13:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_bin_file [2021-12-14 18:13:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_bin_file [2021-12-14 18:13:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-12-14 18:13:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-12-14 18:13:39,688 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:13:39,691 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:13:40,591 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:13:59,423 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:13:59,475 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:13:59,476 INFO L301 CfgBuilder]: Removed 36 assume(true) statements. [2021-12-14 18:13:59,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:13:59 BoogieIcfgContainer [2021-12-14 18:13:59,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:13:59,482 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:13:59,482 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:13:59,493 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:13:59,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:13:34" (1/3) ... [2021-12-14 18:13:59,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a70618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:13:59, skipping insertion in model container [2021-12-14 18:13:59,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:37" (2/3) ... [2021-12-14 18:13:59,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a70618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:13:59, skipping insertion in model container [2021-12-14 18:13:59,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:13:59" (3/3) ... [2021-12-14 18:13:59,496 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2021-12-14 18:13:59,499 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:13:59,499 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:13:59,562 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:13:59,567 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 [2021-12-14 18:13:59,567 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:13:59,660 INFO L276 IsEmpty]: Start isEmpty. Operand has 4652 states, 3037 states have (on average 1.3012841620019757) internal successors, (3952), 3175 states have internal predecessors, (3952), 1531 states have call successors, (1531), 119 states have call predecessors, (1531), 118 states have return successors, (1524), 1511 states have call predecessors, (1524), 1524 states have call successors, (1524) [2021-12-14 18:13:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2021-12-14 18:13:59,680 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:13:59,681 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] [2021-12-14 18:13:59,681 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:13:59,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:13:59,685 INFO L85 PathProgramCache]: Analyzing trace with hash 278157363, now seen corresponding path program 1 times [2021-12-14 18:13:59,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:13:59,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299302362] [2021-12-14 18:13:59,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:13:59,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:14:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:14:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:14:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:14:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:14:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:14:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-14 18:14:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-14 18:14:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-14 18:14:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-14 18:14:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-12-14 18:14:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-14 18:14:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:14:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-14 18:14:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-14 18:14:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-14 18:14:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-14 18:14:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-14 18:14:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-14 18:14:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-14 18:14:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-14 18:14:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-14 18:14:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:00,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-14 18:14:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-14 18:14:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-14 18:14:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-14 18:14:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-14 18:14:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:01,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2021-12-14 18:14:01,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:14:01,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299302362] [2021-12-14 18:14:01,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299302362] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:14:01,074 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:14:01,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 18:14:01,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719936256] [2021-12-14 18:14:01,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:14:01,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 18:14:01,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:14:01,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 18:14:01,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-14 18:14:01,121 INFO L87 Difference]: Start difference. First operand has 4652 states, 3037 states have (on average 1.3012841620019757) internal successors, (3952), 3175 states have internal predecessors, (3952), 1531 states have call successors, (1531), 119 states have call predecessors, (1531), 118 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 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (30), 6 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-14 18:14:04,882 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:14:09,099 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-14 18:14:13,070 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:14:14,618 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:14:16,640 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:14:23,670 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:14:25,022 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-14 18:14:26,119 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-14 18:14:31,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:14:31,531 INFO L93 Difference]: Finished difference Result 9598 states and 14580 transitions. [2021-12-14 18:14:31,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 18:14:31,540 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (30), 6 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 349 [2021-12-14 18:14:31,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:14:31,593 INFO L225 Difference]: With dead ends: 9598 [2021-12-14 18:14:31,593 INFO L226 Difference]: Without dead ends: 4935 [2021-12-14 18:14:31,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-14 18:14:31,630 INFO L933 BasicCegarLoop]: 5393 mSDtfsCounter, 4219 mSDsluCounter, 4217 mSDsCounter, 0 mSdLazyCounter, 5085 mSolverCounterSat, 6615 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4836 SdHoareTripleChecker+Valid, 9610 SdHoareTripleChecker+Invalid, 11703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6615 IncrementalHoareTripleChecker+Valid, 5085 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.7s IncrementalHoareTripleChecker+Time [2021-12-14 18:14:31,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4836 Valid, 9610 Invalid, 11703 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6615 Valid, 5085 Invalid, 3 Unknown, 0 Unchecked, 29.7s Time] [2021-12-14 18:14:31,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4935 states. [2021-12-14 18:14:31,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4935 to 4528. [2021-12-14 18:14:31,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4528 states, 2922 states have (on average 1.2967145790554415) internal successors, (3789), 3020 states have internal predecessors, (3789), 1488 states have call successors, (1488), 118 states have call predecessors, (1488), 117 states have return successors, (1481), 1468 states have call predecessors, (1481), 1481 states have call successors, (1481) [2021-12-14 18:14:31,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4528 states to 4528 states and 6758 transitions. [2021-12-14 18:14:31,987 INFO L78 Accepts]: Start accepts. Automaton has 4528 states and 6758 transitions. Word has length 349 [2021-12-14 18:14:31,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:14:31,988 INFO L470 AbstractCegarLoop]: Abstraction has 4528 states and 6758 transitions. [2021-12-14 18:14:31,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (30), 6 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-14 18:14:31,989 INFO L276 IsEmpty]: Start isEmpty. Operand 4528 states and 6758 transitions. [2021-12-14 18:14:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2021-12-14 18:14:31,996 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:14:31,997 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] [2021-12-14 18:14:31,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:14:31,997 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:14:31,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:14:31,998 INFO L85 PathProgramCache]: Analyzing trace with hash 1497706205, now seen corresponding path program 1 times [2021-12-14 18:14:31,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:14:31,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703654849] [2021-12-14 18:14:31,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:14:31,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:14:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:14:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:14:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:14:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:14:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:14:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-14 18:14:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-14 18:14:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-14 18:14:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-14 18:14:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-12-14 18:14:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-14 18:14:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:14:32,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-14 18:14:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-14 18:14:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-14 18:14:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-14 18:14:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-14 18:14:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-14 18:14:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-14 18:14:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-14 18:14:32,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-14 18:14:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-14 18:14:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-14 18:14:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-14 18:14:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-14 18:14:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-14 18:14:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:32,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2021-12-14 18:14:32,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:14:32,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703654849] [2021-12-14 18:14:32,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703654849] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:14:32,858 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:14:32,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 18:14:32,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938494314] [2021-12-14 18:14:32,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:14:32,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 18:14:32,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:14:32,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 18:14:32,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-14 18:14:32,861 INFO L87 Difference]: Start difference. First operand 4528 states and 6758 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2021-12-14 18:14:38,317 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []