./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 791161d1 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-?-791161d [2022-07-23 01:18:27,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:18:27,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:18:27,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:18:27,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:18:27,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:18:27,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:18:27,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:18:27,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:18:27,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:18:27,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:18:27,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:18:27,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:18:27,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:18:27,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:18:27,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:18:27,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:18:27,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:18:27,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:18:27,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:18:27,547 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:18:27,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:18:27,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:18:27,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:18:27,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:18:27,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:18:27,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:18:27,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:18:27,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:18:27,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:18:27,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:18:27,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:18:27,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:18:27,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:18:27,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:18:27,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:18:27,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:18:27,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:18:27,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:18:27,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:18:27,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:18:27,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:18:27,577 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 01:18:27,617 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:18:27,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:18:27,618 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:18:27,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:18:27,619 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:18:27,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:18:27,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:18:27,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:18:27,619 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:18:27,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:18:27,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 01:18:27,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:18:27,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:18:27,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:18:27,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:18:27,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:18:27,621 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:18:27,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:18:27,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:18:27,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:18:27,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:18:27,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:18:27,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:18:27,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:18:27,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:18:27,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 01:18:27,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 01:18:27,624 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:18:27,624 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:18:27,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:18:27,624 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8617496e14c7e02e61426a9b36d40149cd7ab2d833fa4b8ca7358faa220fba43 [2022-07-23 01:18:27,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:18:27,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:18:27,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:18:27,847 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:18:27,848 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:18:27,849 INFO L432 ainManager$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 [2022-07-23 01:18:27,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61e97a50/5c93159abd4d4cf6902101d57fee2252/FLAG30867b950 [2022-07-23 01:18:28,658 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:18:28,659 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 [2022-07-23 01:18:28,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61e97a50/5c93159abd4d4cf6902101d57fee2252/FLAG30867b950 [2022-07-23 01:18:29,183 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61e97a50/5c93159abd4d4cf6902101d57fee2252 [2022-07-23 01:18:29,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:18:29,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:18:29,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:18:29,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:18:29,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:18:29,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:18:29" (1/1) ... [2022-07-23 01:18:29,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f409d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:29, skipping insertion in model container [2022-07-23 01:18:29,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:18:29" (1/1) ... [2022-07-23 01:18:29,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:18:29,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:18:31,979 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] [2022-07-23 01:18:32,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:18:32,207 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:18:32,531 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] [2022-07-23 01:18:32,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:18:32,664 INFO L208 MainTranslator]: Completed translation [2022-07-23 01:18:32,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32 WrapperNode [2022-07-23 01:18:32,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 01:18:32,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 01:18:32,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 01:18:32,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 01:18:32,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:32,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:33,133 INFO L137 Inliner]: procedures = 421, calls = 6372, calls flagged for inlining = 153, calls inlined = 149, statements flattened = 14858 [2022-07-23 01:18:33,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 01:18:33,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 01:18:33,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 01:18:33,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 01:18:33,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:33,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:33,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:33,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:33,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:33,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:33,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:33,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 01:18:33,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 01:18:33,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 01:18:33,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 01:18:33,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (1/1) ... [2022-07-23 01:18:33,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:18:33,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 01:18:33,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-23 01:18:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_delete_i2c_busses [2022-07-23 01:18:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_delete_i2c_busses [2022-07-23 01:18:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2022-07-23 01:18:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2022-07-23 01:18:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 01:18:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 01:18:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_fixup_offset [2022-07-23 01:18:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_fixup_offset [2022-07-23 01:18:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure _OUTREGP [2022-07-23 01:18:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure _OUTREGP [2022-07-23 01:18:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 01:18:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 01:18:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___0 [2022-07-23 01:18:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___0 [2022-07-23 01:18:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setup_i2c_bus [2022-07-23 01:18:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setup_i2c_bus [2022-07-23 01:18:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___1 [2022-07-23 01:18:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___1 [2022-07-23 01:18:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_depth [2022-07-23 01:18:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_depth [2022-07-23 01:18:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_videomode_to_var [2022-07-23 01:18:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_videomode_to_var [2022-07-23 01:18:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-23 01:18:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-23 01:18:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_yclk_mclk_sync [2022-07-23 01:18:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_yclk_mclk_sync [2022-07-23 01:18:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_engine_flush___1 [2022-07-23 01:18:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_engine_flush___1 [2022-07-23 01:18:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 01:18:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 01:18:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pm_init [2022-07-23 01:18:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pm_init [2022-07-23 01:18:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___1 [2022-07-23 01:18:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___1 [2022-07-23 01:18:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___0 [2022-07-23 01:18:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___0 [2022-07-23 01:18:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___3 [2022-07-23 01:18:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___3 [2022-07-23 01:18:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2022-07-23 01:18:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2022-07-23 01:18:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-23 01:18:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-23 01:18:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 01:18:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 01:18:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 01:18:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep___0 [2022-07-23 01:18:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep___0 [2022-07-23 01:18:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-23 01:18:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-23 01:18:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_set_suspend [2022-07-23 01:18:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_set_suspend [2022-07-23 01:18:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait [2022-07-23 01:18:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait [2022-07-23 01:18:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-07-23 01:18:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-07-23 01:18:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 01:18:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 01:18:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_save_regs [2022-07-23 01:18:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_save_regs [2022-07-23 01:18:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-23 01:18:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-23 01:18:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-23 01:18:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-23 01:18:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-23 01:18:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-23 01:18:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dll [2022-07-23 01:18:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dll [2022-07-23 01:18:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2022-07-23 01:18:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2022-07-23 01:18:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 01:18:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL [2022-07-23 01:18:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL [2022-07-23 01:18:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_dstbpp [2022-07-23 01:18:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_dstbpp [2022-07-23 01:18:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 01:18:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 01:18:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle [2022-07-23 01:18:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle [2022-07-23 01:18:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_mon_name [2022-07-23 01:18:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_mon_name [2022-07-23 01:18:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_show_one_edid [2022-07-23 01:18:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_show_one_edid [2022-07-23 01:18:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_write_mode [2022-07-23 01:18:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_write_mode [2022-07-23 01:18:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-23 01:18:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-23 01:18:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure INMC [2022-07-23 01:18:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure INMC [2022-07-23 01:18:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_get_level_brightness [2022-07-23 01:18:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_get_level_brightness [2022-07-23 01:18:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-23 01:18:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-23 01:18:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 01:18:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-07-23 01:18:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-07-23 01:18:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_backlight_device [2022-07-23 01:18:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_backlight_device [2022-07-23 01:18:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 01:18:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 01:18:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 01:18:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 01:18:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_mode [2022-07-23 01:18:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_mode [2022-07-23 01:18:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-07-23 01:18:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-07-23 01:18:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-23 01:18:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-23 01:18:33,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-23 01:18:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___3 [2022-07-23 01:18:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___3 [2022-07-23 01:18:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___1 [2022-07-23 01:18:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___1 [2022-07-23 01:18:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___0 [2022-07-23 01:18:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___0 [2022-07-23 01:18:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure OUTMC [2022-07-23 01:18:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure OUTMC [2022-07-23 01:18:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure round_div [2022-07-23 01:18:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure round_div [2022-07-23 01:18:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_disable_dynamic_mode [2022-07-23 01:18:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_disable_dynamic_mode [2022-07-23 01:18:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2022-07-23 01:18:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2022-07-23 01:18:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-23 01:18:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-23 01:18:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_update_status [2022-07-23 01:18:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_update_status [2022-07-23 01:18:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-23 01:18:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-23 01:18:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 01:18:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 01:18:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-23 01:18:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-23 01:18:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_var_to_panel_info [2022-07-23 01:18:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_var_to_panel_info [2022-07-23 01:18:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2022-07-23 01:18:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_suspend [2022-07-23 01:18:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-23 01:18:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-23 01:18:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 01:18:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 01:18:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 01:18:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 01:18:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2022-07-23 01:18:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2022-07-23 01:18:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP [2022-07-23 01:18:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP [2022-07-23 01:18:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2022-07-23 01:18:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2022-07-23 01:18:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-07-23 01:18:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-07-23 01:18:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_crt_is_connected [2022-07-23 01:18:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_crt_is_connected [2022-07-23 01:18:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-23 01:18:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-23 01:18:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 01:18:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 01:18:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_probe_i2c_connector [2022-07-23 01:18:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_probe_i2c_connector [2022-07-23 01:18:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dynamic_mode [2022-07-23 01:18:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dynamic_mode [2022-07-23 01:18:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL [2022-07-23 01:18:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL [2022-07-23 01:18:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 01:18:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 01:18:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 01:18:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 01:18:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-23 01:18:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-23 01:18:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_init [2022-07-23 01:18:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_init [2022-07-23 01:18:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 01:18:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 01:18:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-07-23 01:18:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-07-23 01:18:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP___0 [2022-07-23 01:18:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP___0 [2022-07-23 01:18:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_screen_blank [2022-07-23 01:18:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_screen_blank [2022-07-23 01:18:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2022-07-23 01:18:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2022-07-23 01:18:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-07-23 01:18:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-07-23 01:18:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_unmap_ROM [2022-07-23 01:18:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_unmap_ROM [2022-07-23 01:18:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 01:18:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_set_par [2022-07-23 01:18:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_set_par [2022-07-23 01:18:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2022-07-23 01:18:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2022-07-23 01:18:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_resume [2022-07-23 01:18:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_resume [2022-07-23 01:18:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure bl_get_data [2022-07-23 01:18:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_get_data [2022-07-23 01:18:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2022-07-23 01:18:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2022-07-23 01:18:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_unregister [2022-07-23 01:18:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_unregister [2022-07-23 01:18:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-23 01:18:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-23 01:18:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_full_reset_sdram [2022-07-23 01:18:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_full_reset_sdram [2022-07-23 01:18:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___2 [2022-07-23 01:18:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___2 [2022-07-23 01:18:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___1 [2022-07-23 01:18:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___1 [2022-07-23 01:18:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___0 [2022-07-23 01:18:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___0 [2022-07-23 01:18:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_sync [2022-07-23 01:18:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_sync [2022-07-23 01:18:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_program_mode_reg [2022-07-23 01:18:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_program_mode_reg [2022-07-23 01:18:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 01:18:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 01:18:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 01:18:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep [2022-07-23 01:18:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep [2022-07-23 01:18:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___3 [2022-07-23 01:18:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___3 [2022-07-23 01:18:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___1 [2022-07-23 01:18:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___1 [2022-07-23 01:18:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___0 [2022-07-23 01:18:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___0 [2022-07-23 01:18:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 01:18:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 01:18:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_map_ROM [2022-07-23 01:18:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_map_ROM [2022-07-23 01:18:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-23 01:18:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-23 01:18:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_region [2022-07-23 01:18:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_region [2022-07-23 01:18:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setcolreg [2022-07-23 01:18:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setcolreg [2022-07-23 01:18:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data [2022-07-23 01:18:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data [2022-07-23 01:18:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-07-23 01:18:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-07-23 01:18:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_restore_regs [2022-07-23 01:18:33,995 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_restore_regs [2022-07-23 01:18:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2022-07-23 01:18:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2022-07-23 01:18:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-07-23 01:18:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-07-23 01:18:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-23 01:18:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-23 01:18:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-23 01:18:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-23 01:18:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_index [2022-07-23 01:18:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_index [2022-07-23 01:18:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 01:18:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_reset [2022-07-23 01:18:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_reset [2022-07-23 01:18:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_bin_file [2022-07-23 01:18:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_bin_file [2022-07-23 01:18:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-23 01:18:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-23 01:18:35,174 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 01:18:35,176 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 01:18:36,884 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 01:18:58,351 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 01:18:58,384 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 01:18:58,384 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2022-07-23 01:18:58,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:18:58 BoogieIcfgContainer [2022-07-23 01:18:58,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 01:18:58,392 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 01:18:58,392 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 01:18:58,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 01:18:58,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 01:18:29" (1/3) ... [2022-07-23 01:18:58,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c378f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:18:58, skipping insertion in model container [2022-07-23 01:18:58,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:18:32" (2/3) ... [2022-07-23 01:18:58,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c378f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:18:58, skipping insertion in model container [2022-07-23 01:18:58,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:18:58" (3/3) ... [2022-07-23 01:18:58,399 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2022-07-23 01:18:58,408 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 01:18:58,409 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 01:18:58,526 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 01:18:58,532 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@192aff24, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@179ef00e [2022-07-23 01:18:58,532 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 01:18:58,546 INFO L276 IsEmpty]: Start isEmpty. Operand has 5601 states, 3986 states have (on average 1.45333667837431) internal successors, (5793), 4124 states have internal predecessors, (5793), 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) [2022-07-23 01:18:58,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2022-07-23 01:18:58,563 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:18:58,564 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:18:58,564 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:18:58,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:18:58,568 INFO L85 PathProgramCache]: Analyzing trace with hash -356753567, now seen corresponding path program 1 times [2022-07-23 01:18:58,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:18:58,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961331766] [2022-07-23 01:18:58,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:18:58,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:18:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:18:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:18:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:18:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:18:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:18:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 01:18:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-23 01:18:59,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-23 01:18:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-23 01:18:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-23 01:18:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-23 01:18:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 01:18:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:18:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:18:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-23 01:18:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-23 01:18:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-23 01:18:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-23 01:18:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-23 01:18:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-23 01:18:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:18:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:18:59,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-07-23 01:18:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-23 01:19:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-23 01:19:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-23 01:19:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-23 01:19:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-23 01:19:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-23 01:19:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2022-07-23 01:19:00,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:19:00,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961331766] [2022-07-23 01:19:00,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961331766] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:19:00,138 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:19:00,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:19:00,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610821577] [2022-07-23 01:19:00,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:19:00,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:19:00,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:19:00,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:19:00,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:19:00,188 INFO L87 Difference]: Start difference. First operand has 5601 states, 3986 states have (on average 1.45333667837431) internal successors, (5793), 4124 states have internal predecessors, (5793), 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) [2022-07-23 01:19:03,583 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:19:05,613 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:19:09,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:19:16,327 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:19:18,378 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:19:25,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:19:28,455 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:19:30,503 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:19:33,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:19:38,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:19:38,965 INFO L93 Difference]: Finished difference Result 11524 states and 18753 transitions. [2022-07-23 01:19:38,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 01:19:38,967 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 [2022-07-23 01:19:38,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:19:39,013 INFO L225 Difference]: With dead ends: 11524 [2022-07-23 01:19:39,013 INFO L226 Difference]: Without dead ends: 5912 [2022-07-23 01:19:39,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-23 01:19:39,049 INFO L413 NwaCegarLoop]: 6666 mSDtfsCounter, 8220 mSDsluCounter, 5003 mSDsCounter, 0 mSdLazyCounter, 4601 mSolverCounterSat, 8693 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8837 SdHoareTripleChecker+Valid, 11669 SdHoareTripleChecker+Invalid, 13300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8693 IncrementalHoareTripleChecker+Valid, 4601 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.9s IncrementalHoareTripleChecker+Time [2022-07-23 01:19:39,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8837 Valid, 11669 Invalid, 13300 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8693 Valid, 4601 Invalid, 6 Unknown, 0 Unchecked, 37.9s Time] [2022-07-23 01:19:39,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5912 states. [2022-07-23 01:19:39,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5912 to 5477. [2022-07-23 01:19:39,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5477 states, 3871 states have (on average 1.3105140790493413) internal successors, (5073), 3969 states have internal predecessors, (5073), 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) [2022-07-23 01:19:39,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5477 states to 5477 states and 8042 transitions. [2022-07-23 01:19:39,530 INFO L78 Accepts]: Start accepts. Automaton has 5477 states and 8042 transitions. Word has length 349 [2022-07-23 01:19:39,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:19:39,530 INFO L495 AbstractCegarLoop]: Abstraction has 5477 states and 8042 transitions. [2022-07-23 01:19:39,531 INFO L496 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) [2022-07-23 01:19:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 5477 states and 8042 transitions. [2022-07-23 01:19:39,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2022-07-23 01:19:39,535 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:19:39,535 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:19:39,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 01:19:39,536 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:19:39,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:19:39,536 INFO L85 PathProgramCache]: Analyzing trace with hash 862795275, now seen corresponding path program 1 times [2022-07-23 01:19:39,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:19:39,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518791273] [2022-07-23 01:19:39,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:19:39,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:19:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:39,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:19:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:39,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:39,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:19:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:19:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:19:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:19:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 01:19:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-23 01:19:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-23 01:19:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-23 01:19:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-23 01:19:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-23 01:19:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 01:19:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:19:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:19:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-23 01:19:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-23 01:19:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-23 01:19:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-23 01:19:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-23 01:19:40,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-23 01:19:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-07-23 01:19:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-23 01:19:40,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-23 01:19:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-23 01:19:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-23 01:19:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-23 01:19:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-23 01:19:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:19:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:19:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2022-07-23 01:19:40,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:19:40,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518791273] [2022-07-23 01:19:40,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518791273] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:19:40,284 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:19:40,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 01:19:40,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016227166] [2022-07-23 01:19:40,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:19:40,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 01:19:40,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:19:40,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 01:19:40,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-23 01:19:40,287 INFO L87 Difference]: Start difference. First operand 5477 states and 8042 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) [2022-07-23 01:19:47,261 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:19:50,194 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:19:53,060 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:19:55,946 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:19:59,438 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:20:02,255 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:20:13,015 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:20:15,039 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:20:17,504 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:20:18,586 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:20:20,266 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:20:23,859 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:20:25,895 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:20:27,828 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:20:29,872 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:20:40,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:20:40,714 INFO L93 Difference]: Finished difference Result 17011 states and 25083 transitions. [2022-07-23 01:20:40,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-23 01:20:40,715 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 349 [2022-07-23 01:20:40,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:20:40,787 INFO L225 Difference]: With dead ends: 17011 [2022-07-23 01:20:40,787 INFO L226 Difference]: Without dead ends: 11594 [2022-07-23 01:20:40,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-23 01:20:40,812 INFO L413 NwaCegarLoop]: 7199 mSDtfsCounter, 21992 mSDsluCounter, 8934 mSDsCounter, 0 mSdLazyCounter, 11634 mSolverCounterSat, 19767 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23143 SdHoareTripleChecker+Valid, 16133 SdHoareTripleChecker+Invalid, 31412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19767 IncrementalHoareTripleChecker+Valid, 11634 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.4s IncrementalHoareTripleChecker+Time [2022-07-23 01:20:40,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23143 Valid, 16133 Invalid, 31412 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19767 Valid, 11634 Invalid, 11 Unknown, 0 Unchecked, 59.4s Time] [2022-07-23 01:20:40,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11594 states. [2022-07-23 01:20:41,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11594 to 10755. [2022-07-23 01:20:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10755 states, 7599 states have (on average 1.3099091985787603) internal successors, (9954), 7788 states have internal predecessors, (9954), 2921 states have call successors, (2921), 234 states have call predecessors, (2921), 234 states have return successors, (2920), 2888 states have call predecessors, (2920), 2914 states have call successors, (2920) [2022-07-23 01:20:41,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10755 states to 10755 states and 15795 transitions. [2022-07-23 01:20:41,490 INFO L78 Accepts]: Start accepts. Automaton has 10755 states and 15795 transitions. Word has length 349 [2022-07-23 01:20:41,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:20:41,493 INFO L495 AbstractCegarLoop]: Abstraction has 10755 states and 15795 transitions. [2022-07-23 01:20:41,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2022-07-23 01:20:41,494 INFO L276 IsEmpty]: Start isEmpty. Operand 10755 states and 15795 transitions. [2022-07-23 01:20:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2022-07-23 01:20:41,501 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:20:41,501 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 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] [2022-07-23 01:20:41,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 01:20:41,501 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:20:41,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:20:41,504 INFO L85 PathProgramCache]: Analyzing trace with hash -2094037880, now seen corresponding path program 1 times [2022-07-23 01:20:41,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:20:41,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970955682] [2022-07-23 01:20:41,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:20:41,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:20:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:20:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:20:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:20:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:20:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:20:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 01:20:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-23 01:20:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-23 01:20:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-23 01:20:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-23 01:20:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-23 01:20:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 01:20:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:20:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-23 01:20:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-23 01:20:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-23 01:20:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-23 01:20:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-23 01:20:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-23 01:20:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-07-23 01:20:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-23 01:20:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-23 01:20:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-23 01:20:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-23 01:20:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-23 01:20:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-23 01:20:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 01:20:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:20:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:20:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:20:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2022-07-23 01:20:42,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:20:42,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970955682] [2022-07-23 01:20:42,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970955682] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:20:42,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:20:42,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 01:20:42,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933140295] [2022-07-23 01:20:42,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:20:42,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 01:20:42,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:20:42,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 01:20:42,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-23 01:20:42,489 INFO L87 Difference]: Start difference. First operand 10755 states and 15795 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-23 01:20:46,487 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 [] [2022-07-23 01:20:50,504 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:20:53,699 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:20:54,727 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:20:56,681 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:20:57,720 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:20:59,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:21:05,609 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:21:07,645 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:21:10,048 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:21:12,779 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:21:20,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:21:20,709 INFO L93 Difference]: Finished difference Result 11592 states and 17122 transitions. [2022-07-23 01:21:20,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 01:21:20,710 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 369 [2022-07-23 01:21:20,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:21:20,784 INFO L225 Difference]: With dead ends: 11592 [2022-07-23 01:21:20,784 INFO L226 Difference]: Without dead ends: 11589 [2022-07-23 01:21:20,797 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-23 01:21:20,798 INFO L413 NwaCegarLoop]: 6630 mSDtfsCounter, 12501 mSDsluCounter, 5296 mSDsCounter, 0 mSdLazyCounter, 5142 mSolverCounterSat, 9346 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13065 SdHoareTripleChecker+Valid, 11926 SdHoareTripleChecker+Invalid, 14494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9346 IncrementalHoareTripleChecker+Valid, 5142 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.6s IncrementalHoareTripleChecker+Time [2022-07-23 01:21:20,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13065 Valid, 11926 Invalid, 14494 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9346 Valid, 5142 Invalid, 6 Unknown, 0 Unchecked, 37.6s Time] [2022-07-23 01:21:20,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11589 states. [2022-07-23 01:21:21,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11589 to 10754. [2022-07-23 01:21:21,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10754 states, 7599 states have (on average 1.3097776023160943) internal successors, (9953), 7787 states have internal predecessors, (9953), 2920 states have call successors, (2920), 234 states have call predecessors, (2920), 234 states have return successors, (2920), 2888 states have call predecessors, (2920), 2914 states have call successors, (2920) [2022-07-23 01:21:21,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10754 states to 10754 states and 15793 transitions. [2022-07-23 01:21:21,374 INFO L78 Accepts]: Start accepts. Automaton has 10754 states and 15793 transitions. Word has length 369 [2022-07-23 01:21:21,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:21:21,377 INFO L495 AbstractCegarLoop]: Abstraction has 10754 states and 15793 transitions. [2022-07-23 01:21:21,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-23 01:21:21,377 INFO L276 IsEmpty]: Start isEmpty. Operand 10754 states and 15793 transitions. [2022-07-23 01:21:21,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2022-07-23 01:21:21,382 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:21:21,382 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:21:21,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 01:21:21,382 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:21:21,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:21:21,383 INFO L85 PathProgramCache]: Analyzing trace with hash -493089147, now seen corresponding path program 1 times [2022-07-23 01:21:21,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:21:21,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455033879] [2022-07-23 01:21:21,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:21:21,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:21:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:21:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:21:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:21:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:21:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:21:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 01:21:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-23 01:21:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-23 01:21:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-23 01:21:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-23 01:21:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-23 01:21:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 01:21:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:21:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-23 01:21:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-23 01:21:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-23 01:21:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-23 01:21:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-23 01:21:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:21,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-23 01:21:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-07-23 01:21:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:22,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-23 01:21:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-23 01:21:22,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-23 01:21:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-23 01:21:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-23 01:21:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-23 01:21:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 01:21:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:21:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:21:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:21:22,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2022-07-23 01:21:22,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:21:22,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455033879] [2022-07-23 01:21:22,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455033879] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:21:22,104 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:21:22,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 01:21:22,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109445851] [2022-07-23 01:21:22,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:21:22,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 01:21:22,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:21:22,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 01:21:22,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-23 01:21:22,106 INFO L87 Difference]: Start difference. First operand 10754 states and 15793 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-23 01:21:26,791 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:21:32,277 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:21:36,285 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:21:38,448 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:21:41,737 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:21:43,764 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:21:45,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:21:48,892 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:21:58,536 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:22:00,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:22:03,087 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:22:04,286 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:22:06,364 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:22:15,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:22:15,469 INFO L93 Difference]: Finished difference Result 11677 states and 17222 transitions. [2022-07-23 01:22:15,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-23 01:22:15,470 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 370 [2022-07-23 01:22:15,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:22:15,523 INFO L225 Difference]: With dead ends: 11677 [2022-07-23 01:22:15,523 INFO L226 Difference]: Without dead ends: 11674 [2022-07-23 01:22:15,537 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-23 01:22:15,539 INFO L413 NwaCegarLoop]: 6642 mSDtfsCounter, 11920 mSDsluCounter, 7462 mSDsCounter, 0 mSdLazyCounter, 7500 mSolverCounterSat, 9107 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12454 SdHoareTripleChecker+Valid, 14104 SdHoareTripleChecker+Invalid, 16617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9107 IncrementalHoareTripleChecker+Valid, 7500 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.8s IncrementalHoareTripleChecker+Time [2022-07-23 01:22:15,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12454 Valid, 14104 Invalid, 16617 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9107 Valid, 7500 Invalid, 10 Unknown, 0 Unchecked, 52.8s Time] [2022-07-23 01:22:15,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11674 states. [2022-07-23 01:22:16,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11674 to 10839. [2022-07-23 01:22:16,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10839 states, 7652 states have (on average 1.3084161003659174) internal successors, (10012), 7842 states have internal predecessors, (10012), 2940 states have call successors, (2940), 246 states have call predecessors, (2940), 246 states have return successors, (2941), 2909 states have call predecessors, (2941), 2935 states have call successors, (2941) [2022-07-23 01:22:16,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10839 states to 10839 states and 15893 transitions. [2022-07-23 01:22:16,150 INFO L78 Accepts]: Start accepts. Automaton has 10839 states and 15893 transitions. Word has length 370 [2022-07-23 01:22:16,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:22:16,151 INFO L495 AbstractCegarLoop]: Abstraction has 10839 states and 15893 transitions. [2022-07-23 01:22:16,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-23 01:22:16,151 INFO L276 IsEmpty]: Start isEmpty. Operand 10839 states and 15893 transitions. [2022-07-23 01:22:16,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-07-23 01:22:16,160 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:22:16,161 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:22:16,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-23 01:22:16,161 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:22:16,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:22:16,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1891686187, now seen corresponding path program 1 times [2022-07-23 01:22:16,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:22:16,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66554050] [2022-07-23 01:22:16,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:22:16,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:22:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:22:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:22:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:22:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:22:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:22:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 01:22:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-23 01:22:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-23 01:22:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-23 01:22:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-23 01:22:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-23 01:22:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 01:22:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:22:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-23 01:22:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-23 01:22:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-23 01:22:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-23 01:22:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-23 01:22:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-23 01:22:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-07-23 01:22:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-23 01:22:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-23 01:22:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-23 01:22:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-23 01:22:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-23 01:22:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-23 01:22:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:16,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 01:22:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:17,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:22:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:17,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:22:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:22:17,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2022-07-23 01:22:17,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:22:17,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66554050] [2022-07-23 01:22:17,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66554050] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:22:17,006 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:22:17,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 01:22:17,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321072283] [2022-07-23 01:22:17,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:22:17,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 01:22:17,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:22:17,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 01:22:17,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-23 01:22:17,009 INFO L87 Difference]: Start difference. First operand 10839 states and 15893 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-23 01:22:20,722 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:22:25,781 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:22:29,293 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-23 01:22:33,099 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:22:35,131 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:22:37,154 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:22:40,484 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []