./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.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 85ab99bd194c563e8993e1a617b0a36d91cedb1dd34f0d1e3c569d20c3fe1cac --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 01:24:26,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 01:24:26,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 01:24:26,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 01:24:26,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 01:24:26,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 01:24:26,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 01:24:26,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 01:24:26,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 01:24:26,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 01:24:26,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 01:24:26,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 01:24:26,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 01:24:26,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 01:24:26,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 01:24:26,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 01:24:26,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 01:24:26,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 01:24:26,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 01:24:26,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 01:24:26,212 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 01:24:26,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 01:24:26,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 01:24:26,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 01:24:26,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 01:24:26,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 01:24:26,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 01:24:26,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 01:24:26,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 01:24:26,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 01:24:26,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 01:24:26,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 01:24:26,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 01:24:26,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 01:24:26,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 01:24:26,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 01:24:26,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 01:24:26,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 01:24:26,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 01:24:26,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 01:24:26,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 01:24:26,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 01:24:26,241 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 01:24:26,282 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 01:24:26,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 01:24:26,283 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 01:24:26,283 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 01:24:26,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 01:24:26,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 01:24:26,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 01:24:26,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 01:24:26,285 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 01:24:26,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 01:24:26,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 01:24:26,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 01:24:26,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 01:24:26,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 01:24:26,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 01:24:26,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 01:24:26,287 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 01:24:26,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 01:24:26,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 01:24:26,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 01:24:26,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 01:24:26,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:24:26,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 01:24:26,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 01:24:26,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 01:24:26,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 01:24:26,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 01:24:26,290 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 01:24:26,290 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 01:24:26,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 01:24:26,290 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85ab99bd194c563e8993e1a617b0a36d91cedb1dd34f0d1e3c569d20c3fe1cac [2022-07-20 01:24:26,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 01:24:26,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 01:24:26,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 01:24:26,551 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 01:24:26,551 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 01:24:26,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2022-07-20 01:24:26,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c8ab2d65/2a120abf913744c4b86bf4ce4c0d8604/FLAGbcfc871f5 [2022-07-20 01:24:27,562 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 01:24:27,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2022-07-20 01:24:27,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c8ab2d65/2a120abf913744c4b86bf4ce4c0d8604/FLAGbcfc871f5 [2022-07-20 01:24:27,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c8ab2d65/2a120abf913744c4b86bf4ce4c0d8604 [2022-07-20 01:24:27,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 01:24:27,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 01:24:27,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 01:24:27,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 01:24:27,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 01:24:27,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:24:27" (1/1) ... [2022-07-20 01:24:27,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633817c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:27, skipping insertion in model container [2022-07-20 01:24:27,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:24:27" (1/1) ... [2022-07-20 01:24:27,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 01:24:28,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 01:24:35,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i[715546,715559] [2022-07-20 01:24:35,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:24:35,306 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 01:24:36,010 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i[715546,715559] [2022-07-20 01:24:36,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:24:36,514 INFO L208 MainTranslator]: Completed translation [2022-07-20 01:24:36,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36 WrapperNode [2022-07-20 01:24:36,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 01:24:36,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 01:24:36,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 01:24:36,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 01:24:36,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:36,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:37,001 INFO L137 Inliner]: procedures = 861, calls = 7350, calls flagged for inlining = 377, calls inlined = 281, statements flattened = 14300 [2022-07-20 01:24:37,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 01:24:37,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 01:24:37,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 01:24:37,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 01:24:37,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:37,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:37,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:37,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:37,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:37,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:37,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:37,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 01:24:37,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 01:24:37,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 01:24:37,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 01:24:37,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (1/1) ... [2022-07-20 01:24:37,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:24:37,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 01:24:37,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 01:24:38,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 01:24:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_start [2022-07-20 01:24:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_start [2022-07-20 01:24:38,090 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_setpower [2022-07-20 01:24:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_setpower [2022-07-20 01:24:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-07-20 01:24:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-07-20 01:24:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sw_scan_complete [2022-07-20 01:24:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sw_scan_complete [2022-07-20 01:24:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_sset_count [2022-07-20 01:24:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_sset_count [2022-07-20 01:24:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-07-20 01:24:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-07-20 01:24:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_reset [2022-07-20 01:24:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_reset [2022-07-20 01:24:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_host_rx_init [2022-07-20 01:24:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_host_rx_init [2022-07-20 01:24:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_cleanup_queue [2022-07-20 01:24:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_cleanup_queue [2022-07-20 01:24:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure htc_stop [2022-07-20 01:24:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_stop [2022-07-20 01:24:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_bss_info_changed [2022-07-20 01:24:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_bss_info_changed [2022-07-20 01:24:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ps_wakeup [2022-07-20 01:24:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ps_wakeup [2022-07-20 01:24:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_tsf [2022-07-20 01:24:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_tsf [2022-07-20 01:24:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-20 01:24:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-20 01:24:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_rc_update_work [2022-07-20 01:24:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_rc_update_work [2022-07-20 01:24:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_strings [2022-07-20 01:24:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_strings [2022-07-20 01:24:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_hw_free [2022-07-20 01:24:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_hw_free [2022-07-20 01:24:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_wait_for_target [2022-07-20 01:24:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_wait_for_target [2022-07-20 01:24:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_rxena [2022-07-20 01:24:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_rxena [2022-07-20 01:24:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_tx_cleanup [2022-07-20 01:24:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_tx_cleanup [2022-07-20 01:24:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_stats [2022-07-20 01:24:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_stats [2022-07-20 01:24:38,099 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-20 01:24:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-20 01:24:38,099 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_txcompletion_cb [2022-07-20 01:24:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_txcompletion_cb [2022-07-20 01:24:38,099 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_disable [2022-07-20 01:24:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_disable [2022-07-20 01:24:38,100 INFO L130 BoogieDeclarations]: Found specification of procedure htc_connect_service [2022-07-20 01:24:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_connect_service [2022-07-20 01:24:38,100 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_wmi_event_drain [2022-07-20 01:24:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_wmi_event_drain [2022-07-20 01:24:38,100 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_init_htc_services [2022-07-20 01:24:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_init_htc_services [2022-07-20 01:24:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2022-07-20 01:24:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2022-07-20 01:24:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_led_work [2022-07-20 01:24:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_led_work [2022-07-20 01:24:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_adhoc [2022-07-20 01:24:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_adhoc [2022-07-20 01:24:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_common [2022-07-20 01:24:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_common [2022-07-20 01:24:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-20 01:24:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-20 01:24:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_setrxfilter [2022-07-20 01:24:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_setrxfilter [2022-07-20 01:24:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-20 01:24:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-20 01:24:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure write_file_debug [2022-07-20 01:24:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure write_file_debug [2022-07-20 01:24:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_reset [2022-07-20 01:24:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_reset [2022-07-20 01:24:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_init [2022-07-20 01:24:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_init [2022-07-20 01:24:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_deinit_priv [2022-07-20 01:24:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_deinit_priv [2022-07-20 01:24:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-20 01:24:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure ath_btcoex_period_work [2022-07-20 01:24:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_btcoex_period_work [2022-07-20 01:24:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_8 [2022-07-20 01:24:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_8 [2022-07-20 01:24:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-07-20 01:24:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-07-20 01:24:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-20 01:24:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-20 01:24:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_skb_queue_complete [2022-07-20 01:24:38,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_skb_queue_complete [2022-07-20 01:24:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure __ath9k_htc_remove_monitor_interface [2022-07-20 01:24:38,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __ath9k_htc_remove_monitor_interface [2022-07-20 01:24:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_rx_cleanup [2022-07-20 01:24:38,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_rx_cleanup [2022-07-20 01:24:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_clear_slot [2022-07-20 01:24:38,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_clear_slot [2022-07-20 01:24:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_get_txq_props [2022-07-20 01:24:38,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_get_txq_props [2022-07-20 01:24:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_disconnect [2022-07-20 01:24:38,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_disconnect [2022-07-20 01:24:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_set_txq_props [2022-07-20 01:24:38,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_set_txq_props [2022-07-20 01:24:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-20 01:24:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-20 01:24:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_alloc_urbs [2022-07-20 01:24:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_alloc_urbs [2022-07-20 01:24:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-20 01:24:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-20 01:24:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-07-20 01:24:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-07-20 01:24:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 01:24:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure ath_btcoex_duty_cycle_work [2022-07-20 01:24:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_btcoex_duty_cycle_work [2022-07-20 01:24:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_8 [2022-07-20 01:24:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_8 [2022-07-20 01:24:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 01:24:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-07-20 01:24:38,110 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-07-20 01:24:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 01:24:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 01:24:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_get_hw_crypto_keytype [2022-07-20 01:24:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_get_hw_crypto_keytype [2022-07-20 01:24:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dev_deinit [2022-07-20 01:24:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dev_deinit [2022-07-20 01:24:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-07-20 01:24:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-07-20 01:24:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_resettxqueue [2022-07-20 01:24:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_resettxqueue [2022-07-20 01:24:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-20 01:24:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-20 01:24:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-20 01:24:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-20 01:24:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-07-20 01:24:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-07-20 01:24:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 01:24:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 01:24:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_rx_msg [2022-07-20 01:24:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_rx_msg [2022-07-20 01:24:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_start_ani [2022-07-20 01:24:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_start_ani [2022-07-20 01:24:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_ops [2022-07-20 01:24:38,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_ops [2022-07-20 01:24:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 01:24:38,114 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 01:24:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 01:24:38,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 01:24:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure __hif_usb_tx [2022-07-20 01:24:38,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __hif_usb_tx [2022-07-20 01:24:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure HTC_SKB_CB [2022-07-20 01:24:38,115 INFO L138 BoogieDeclarations]: Found implementation of procedure HTC_SKB_CB [2022-07-20 01:24:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_start [2022-07-20 01:24:38,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_start [2022-07-20 01:24:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure get_htc_epid_queue [2022-07-20 01:24:38,115 INFO L138 BoogieDeclarations]: Found implementation of procedure get_htc_epid_queue [2022-07-20 01:24:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 01:24:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx [2022-07-20 01:24:38,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx [2022-07-20 01:24:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-07-20 01:24:38,116 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-07-20 01:24:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2022-07-20 01:24:38,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2022-07-20 01:24:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-07-20 01:24:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-07-20 01:24:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_interface [2022-07-20 01:24:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_interface [2022-07-20 01:24:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_deinit [2022-07-20 01:24:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_deinit [2022-07-20 01:24:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_wmi_cmd [2022-07-20 01:24:38,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_wmi_cmd [2022-07-20 01:24:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2022-07-20 01:24:38,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2022-07-20 01:24:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 01:24:38,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 01:24:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-07-20 01:24:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-07-20 01:24:38,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-20 01:24:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-20 01:24:38,119 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-07-20 01:24:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-07-20 01:24:38,119 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-07-20 01:24:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-07-20 01:24:38,120 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_get_btcoex_scheme [2022-07-20 01:24:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_get_btcoex_scheme [2022-07-20 01:24:38,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 01:24:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 01:24:38,120 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_iterate_active_interfaces_atomic [2022-07-20 01:24:38,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_iterate_active_interfaces_atomic [2022-07-20 01:24:38,121 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-20 01:24:38,121 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-20 01:24:38,121 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_deinit_wmi [2022-07-20 01:24:38,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_deinit_wmi [2022-07-20 01:24:38,121 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_setpower [2022-07-20 01:24:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_setpower [2022-07-20 01:24:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_8 [2022-07-20 01:24:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_8 [2022-07-20 01:24:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_btcoex_bt_stomp [2022-07-20 01:24:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_btcoex_bt_stomp [2022-07-20 01:24:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 01:24:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 01:24:38,123 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 01:24:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_find_sta [2022-07-20 01:24:38,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_find_sta [2022-07-20 01:24:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 01:24:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-20 01:24:38,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-20 01:24:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2022-07-20 01:24:38,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2022-07-20 01:24:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ampdu_action [2022-07-20 01:24:38,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ampdu_action [2022-07-20 01:24:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_7 [2022-07-20 01:24:38,124 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_7 [2022-07-20 01:24:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_add [2022-07-20 01:24:38,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_add [2022-07-20 01:24:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-20 01:24:38,125 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-20 01:24:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-20 01:24:38,125 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-20 01:24:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-07-20 01:24:38,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-07-20 01:24:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_add_interface [2022-07-20 01:24:38,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_add_interface [2022-07-20 01:24:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-07-20 01:24:38,126 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-07-20 01:24:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-20 01:24:38,126 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-20 01:24:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_sta_drain [2022-07-20 01:24:38,127 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_sta_drain [2022-07-20 01:24:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-20 01:24:38,127 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-20 01:24:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-20 01:24:38,127 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-20 01:24:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_8 [2022-07-20 01:24:38,127 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_8 [2022-07-20 01:24:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_op_ps_wakeup [2022-07-20 01:24:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_op_ps_wakeup [2022-07-20 01:24:38,128 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 01:24:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 01:24:38,128 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_get_channel [2022-07-20 01:24:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_get_channel [2022-07-20 01:24:38,128 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_init_global_settings [2022-07-20 01:24:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_init_global_settings [2022-07-20 01:24:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_reg_in_urbs [2022-07-20 01:24:38,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_reg_in_urbs [2022-07-20 01:24:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-07-20 01:24:38,129 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-07-20 01:24:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-20 01:24:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_rts_threshold [2022-07-20 01:24:38,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_rts_threshold [2022-07-20 01:24:38,130 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-07-20 01:24:38,130 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-07-20 01:24:38,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 01:24:38,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 01:24:38,130 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_eeprom_base [2022-07-20 01:24:38,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_eeprom_base [2022-07-20 01:24:38,130 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_connect_svc [2022-07-20 01:24:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_connect_svc [2022-07-20 01:24:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_gpio_get [2022-07-20 01:24:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_gpio_get [2022-07-20 01:24:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_remove [2022-07-20 01:24:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_remove [2022-07-20 01:24:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_send_rate_cmd [2022-07-20 01:24:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_send_rate_cmd [2022-07-20 01:24:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-20 01:24:38,132 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-20 01:24:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-07-20 01:24:38,132 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-07-20 01:24:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ani_work [2022-07-20 01:24:38,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ani_work [2022-07-20 01:24:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure ffz [2022-07-20 01:24:38,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ffz [2022-07-20 01:24:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_download_fw [2022-07-20 01:24:38,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_download_fw [2022-07-20 01:24:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht [2022-07-20 01:24:38,133 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht [2022-07-20 01:24:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure htc_send [2022-07-20 01:24:38,134 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_send [2022-07-20 01:24:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_reset_tsf [2022-07-20 01:24:38,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_reset_tsf [2022-07-20 01:24:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_bssid [2022-07-20 01:24:38,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_bssid [2022-07-20 01:24:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-07-20 01:24:38,134 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-07-20 01:24:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beaconq_config [2022-07-20 01:24:38,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beaconq_config [2022-07-20 01:24:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 01:24:38,135 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 01:24:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-07-20 01:24:38,135 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-07-20 01:24:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_stats [2022-07-20 01:24:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_stats [2022-07-20 01:24:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-20 01:24:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-20 01:24:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-20 01:24:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-20 01:24:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_tsf [2022-07-20 01:24:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_tsf [2022-07-20 01:24:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 01:24:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 01:24:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht40 [2022-07-20 01:24:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht40 [2022-07-20 01:24:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_process [2022-07-20 01:24:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_process [2022-07-20 01:24:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_rc_update [2022-07-20 01:24:38,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_rc_update [2022-07-20 01:24:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_7 [2022-07-20 01:24:38,138 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_7 [2022-07-20 01:24:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_regwrite_multi [2022-07-20 01:24:38,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_regwrite_multi [2022-07-20 01:24:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_sta [2022-07-20 01:24:38,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_sta [2022-07-20 01:24:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_drain [2022-07-20 01:24:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_drain [2022-07-20 01:24:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2022-07-20 01:24:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2022-07-20 01:24:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_get_packet [2022-07-20 01:24:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_get_packet [2022-07-20 01:24:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 01:24:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 01:24:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_aggr_oper [2022-07-20 01:24:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_aggr_oper [2022-07-20 01:24:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure wmi_cmd_to_name [2022-07-20 01:24:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure wmi_cmd_to_name [2022-07-20 01:24:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_stop_ani [2022-07-20 01:24:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_stop_ani [2022-07-20 01:24:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_qos_ctl [2022-07-20 01:24:38,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_qos_ctl [2022-07-20 01:24:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ps_restore [2022-07-20 01:24:38,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ps_restore [2022-07-20 01:24:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 01:24:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_rfkill_poll_state [2022-07-20 01:24:38,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_rfkill_poll_state [2022-07-20 01:24:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_ps_work [2022-07-20 01:24:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_ps_work [2022-07-20 01:24:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-20 01:24:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-20 01:24:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-20 01:24:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-20 01:24:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2022-07-20 01:24:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2022-07-20 01:24:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_config [2022-07-20 01:24:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_config [2022-07-20 01:24:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-20 01:24:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_urbs [2022-07-20 01:24:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_urbs [2022-07-20 01:24:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-20 01:24:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-20 01:24:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-20 01:24:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_bitrate_mask [2022-07-20 01:24:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_bitrate_mask [2022-07-20 01:24:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 01:24:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 01:24:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-07-20 01:24:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-07-20 01:24:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-20 01:24:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-20 01:24:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-20 01:24:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-20 01:24:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-20 01:24:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-20 01:24:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2022-07-20 01:24:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2022-07-20 01:24:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-20 01:24:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-20 01:24:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_set_gpio [2022-07-20 01:24:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_set_gpio [2022-07-20 01:24:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_calcrxfilter [2022-07-20 01:24:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_calcrxfilter [2022-07-20 01:24:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-07-20 01:24:38,147 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-07-20 01:24:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure htc_start [2022-07-20 01:24:38,147 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_start [2022-07-20 01:24:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_station [2022-07-20 01:24:38,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_station [2022-07-20 01:24:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-07-20 01:24:38,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-07-20 01:24:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure htc_issue_send [2022-07-20 01:24:38,148 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_issue_send [2022-07-20 01:24:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_vif_reconfig [2022-07-20 01:24:38,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_vif_reconfig [2022-07-20 01:24:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 01:24:38,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 01:24:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-20 01:24:38,149 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-20 01:24:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2022-07-20 01:24:38,149 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2022-07-20 01:24:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_ap [2022-07-20 01:24:38,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_ap [2022-07-20 01:24:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-20 01:24:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-20 01:24:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-07-20 01:24:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-07-20 01:24:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_mac_bssid_mask [2022-07-20 01:24:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_mac_bssid_mask [2022-07-20 01:24:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_configure_filter [2022-07-20 01:24:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_configure_filter [2022-07-20 01:24:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-20 01:24:38,151 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-20 01:24:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-20 01:24:38,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-20 01:24:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_conf_tx [2022-07-20 01:24:38,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_conf_tx [2022-07-20 01:24:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-07-20 01:24:38,152 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-07-20 01:24:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-07-20 01:24:38,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-07-20 01:24:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-20 01:24:38,152 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-20 01:24:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-20 01:24:38,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-20 01:24:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config [2022-07-20 01:24:38,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config [2022-07-20 01:24:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-07-20 01:24:38,153 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-07-20 01:24:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sw_scan_start [2022-07-20 01:24:38,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sw_scan_start [2022-07-20 01:24:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 01:24:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 01:24:38,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 01:24:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-20 01:24:38,154 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-20 01:24:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_reset_tsf [2022-07-20 01:24:38,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_reset_tsf [2022-07-20 01:24:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_drainq [2022-07-20 01:24:38,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_drainq [2022-07-20 01:24:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_get_slot [2022-07-20 01:24:38,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_get_slot [2022-07-20 01:24:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-07-20 01:24:38,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-07-20 01:24:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-20 01:24:38,155 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-20 01:24:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_resume [2022-07-20 01:24:38,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_resume [2022-07-20 01:24:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-20 01:24:38,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-20 01:24:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-20 01:24:38,156 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-20 01:24:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_send [2022-07-20 01:24:38,156 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_send [2022-07-20 01:24:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure ath_usb_read_cachesize [2022-07-20 01:24:38,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_usb_read_cachesize [2022-07-20 01:24:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_update_cap_target [2022-07-20 01:24:38,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_update_cap_target [2022-07-20 01:24:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2022-07-20 01:24:38,157 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2022-07-20 01:24:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2022-07-20 01:24:38,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2022-07-20 01:24:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2022-07-20 01:24:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2022-07-20 01:24:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_setup_rate [2022-07-20 01:24:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_setup_rate [2022-07-20 01:24:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 01:24:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_btcoex_enable [2022-07-20 01:24:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_btcoex_enable [2022-07-20 01:24:38,159 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_stop [2022-07-20 01:24:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_stop [2022-07-20 01:24:38,159 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_opmode [2022-07-20 01:24:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_opmode [2022-07-20 01:24:38,159 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-07-20 01:24:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-07-20 01:24:38,159 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_update_txpow [2022-07-20 01:24:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_update_txpow [2022-07-20 01:24:38,160 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-20 01:24:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-20 01:24:38,160 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-20 01:24:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-20 01:24:38,160 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2022-07-20 01:24:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2022-07-20 01:24:38,160 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-07-20 01:24:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-07-20 01:24:38,161 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_curmode [2022-07-20 01:24:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_curmode [2022-07-20 01:24:38,161 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-20 01:24:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-20 01:24:38,161 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_op_ps_restore [2022-07-20 01:24:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_op_ps_restore [2022-07-20 01:24:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-20 01:24:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-20 01:24:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_key [2022-07-20 01:24:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_key [2022-07-20 01:24:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2022-07-20 01:24:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2022-07-20 01:24:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 01:24:38,163 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 01:24:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2022-07-20 01:24:38,163 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2022-07-20 01:24:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_fatal_work [2022-07-20 01:24:38,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_fatal_work [2022-07-20 01:24:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_add_station [2022-07-20 01:24:38,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_add_station [2022-07-20 01:24:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-20 01:24:38,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-20 01:24:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-07-20 01:24:38,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-07-20 01:24:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-20 01:24:38,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-20 01:24:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-20 01:24:38,164 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-20 01:24:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_rx_urbs [2022-07-20 01:24:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_rx_urbs [2022-07-20 01:24:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-20 01:24:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-20 01:24:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-20 01:24:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-20 01:24:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_check_wake_queues [2022-07-20 01:24:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_check_wake_queues [2022-07-20 01:24:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_tx_urbs [2022-07-20 01:24:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_tx_urbs [2022-07-20 01:24:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_coverage_class [2022-07-20 01:24:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_coverage_class [2022-07-20 01:24:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-20 01:24:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-20 01:24:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-20 01:24:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-20 01:24:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-07-20 01:24:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-07-20 01:24:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-20 01:24:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-20 01:24:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure ath_usb_eeprom_read [2022-07-20 01:24:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_usb_eeprom_read [2022-07-20 01:24:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-20 01:24:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_configure_leds [2022-07-20 01:24:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_configure_leds [2022-07-20 01:24:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_monitor_interface [2022-07-20 01:24:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_monitor_interface [2022-07-20 01:24:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_stop [2022-07-20 01:24:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_stop [2022-07-20 01:24:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_channel_switch_beacon [2022-07-20 01:24:38,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_channel_switch_beacon [2022-07-20 01:24:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_antenna [2022-07-20 01:24:38,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_antenna [2022-07-20 01:24:39,776 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 01:24:39,781 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 01:24:40,427 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 01:24:53,123 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 01:24:53,162 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 01:24:53,163 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-20 01:24:53,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:24:53 BoogieIcfgContainer [2022-07-20 01:24:53,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 01:24:53,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 01:24:53,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 01:24:53,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 01:24:53,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:24:27" (1/3) ... [2022-07-20 01:24:53,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@433e08ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:24:53, skipping insertion in model container [2022-07-20 01:24:53,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:24:36" (2/3) ... [2022-07-20 01:24:53,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@433e08ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:24:53, skipping insertion in model container [2022-07-20 01:24:53,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:24:53" (3/3) ... [2022-07-20 01:24:53,182 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2022-07-20 01:24:53,193 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 01:24:53,193 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 01:24:53,323 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 01:24:53,331 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@56a1402b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2d051850 [2022-07-20 01:24:53,331 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 01:24:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 4906 states, 3302 states have (on average 1.358267716535433) internal successors, (4485), 3430 states have internal predecessors, (4485), 1348 states have call successors, (1348), 255 states have call predecessors, (1348), 254 states have return successors, (1329), 1292 states have call predecessors, (1329), 1329 states have call successors, (1329) [2022-07-20 01:24:53,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-20 01:24:53,368 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:24:53,369 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:24:53,370 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:24:53,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:24:53,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1630910695, now seen corresponding path program 1 times [2022-07-20 01:24:53,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:24:53,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694168877] [2022-07-20 01:24:53,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:24:53,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:24:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:24:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:24:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:24:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:24:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:24:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:24:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-20 01:24:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:24:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-20 01:24:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-20 01:24:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-20 01:24:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:24:54,731 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-07-20 01:24:54,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:24:54,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694168877] [2022-07-20 01:24:54,733 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694168877] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:24:54,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:24:54,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 01:24:54,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737602496] [2022-07-20 01:24:54,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:24:54,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 01:24:54,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:24:54,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 01:24:54,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 01:24:54,776 INFO L87 Difference]: Start difference. First operand has 4906 states, 3302 states have (on average 1.358267716535433) internal successors, (4485), 3430 states have internal predecessors, (4485), 1348 states have call successors, (1348), 255 states have call predecessors, (1348), 254 states have return successors, (1329), 1292 states have call predecessors, (1329), 1329 states have call successors, (1329) Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 01:25:05,987 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:25:08,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:25:08,293 INFO L93 Difference]: Finished difference Result 10508 states and 16022 transitions. [2022-07-20 01:25:08,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 01:25:08,295 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 94 [2022-07-20 01:25:08,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:25:08,353 INFO L225 Difference]: With dead ends: 10508 [2022-07-20 01:25:08,353 INFO L226 Difference]: Without dead ends: 5575 [2022-07-20 01:25:08,389 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:25:08,393 INFO L413 NwaCegarLoop]: 6480 mSDtfsCounter, 3371 mSDsluCounter, 5720 mSDsCounter, 0 mSdLazyCounter, 4243 mSolverCounterSat, 3647 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3484 SdHoareTripleChecker+Valid, 12200 SdHoareTripleChecker+Invalid, 7891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3647 IncrementalHoareTripleChecker+Valid, 4243 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-07-20 01:25:08,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3484 Valid, 12200 Invalid, 7891 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3647 Valid, 4243 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2022-07-20 01:25:08,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5575 states. [2022-07-20 01:25:08,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5575 to 4874. [2022-07-20 01:25:08,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4874 states, 3291 states have (on average 1.3348526283804314) internal successors, (4393), 3398 states have internal predecessors, (4393), 1329 states have call successors, (1329), 254 states have call predecessors, (1329), 253 states have return successors, (1328), 1291 states have call predecessors, (1328), 1328 states have call successors, (1328) [2022-07-20 01:25:08,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 4874 states and 7050 transitions. [2022-07-20 01:25:08,744 INFO L78 Accepts]: Start accepts. Automaton has 4874 states and 7050 transitions. Word has length 94 [2022-07-20 01:25:08,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:25:08,744 INFO L495 AbstractCegarLoop]: Abstraction has 4874 states and 7050 transitions. [2022-07-20 01:25:08,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 01:25:08,745 INFO L276 IsEmpty]: Start isEmpty. Operand 4874 states and 7050 transitions. [2022-07-20 01:25:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-20 01:25:08,753 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:25:08,754 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:25:08,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-20 01:25:08,757 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:25:08,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:25:08,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1522208227, now seen corresponding path program 1 times [2022-07-20 01:25:08,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:25:08,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624558607] [2022-07-20 01:25:08,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:25:08,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:25:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:25:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:25:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:25:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:25:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-20 01:25:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-20 01:25:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-20 01:25:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-20 01:25:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:09,615 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-07-20 01:25:09,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:25:09,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624558607] [2022-07-20 01:25:09,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624558607] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:25:09,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:25:09,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:25:09,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792487462] [2022-07-20 01:25:09,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:25:09,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:25:09,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:25:09,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:25:09,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:25:09,619 INFO L87 Difference]: Start difference. First operand 4874 states and 7050 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 01:25:25,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:25:29,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:25:29,067 INFO L93 Difference]: Finished difference Result 15886 states and 23625 transitions. [2022-07-20 01:25:29,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:25:29,069 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 94 [2022-07-20 01:25:29,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:25:29,264 INFO L225 Difference]: With dead ends: 15886 [2022-07-20 01:25:29,264 INFO L226 Difference]: Without dead ends: 11029 [2022-07-20 01:25:29,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:25:29,289 INFO L413 NwaCegarLoop]: 7700 mSDtfsCounter, 16444 mSDsluCounter, 8462 mSDsCounter, 0 mSdLazyCounter, 6638 mSolverCounterSat, 11946 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17290 SdHoareTripleChecker+Valid, 16162 SdHoareTripleChecker+Invalid, 18585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11946 IncrementalHoareTripleChecker+Valid, 6638 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2022-07-20 01:25:29,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17290 Valid, 16162 Invalid, 18585 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11946 Valid, 6638 Invalid, 1 Unknown, 0 Unchecked, 18.6s Time] [2022-07-20 01:25:29,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11029 states. [2022-07-20 01:25:29,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11029 to 9640. [2022-07-20 01:25:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9640 states, 6503 states have (on average 1.3356912194371828) internal successors, (8686), 6717 states have internal predecessors, (8686), 2634 states have call successors, (2634), 503 states have call predecessors, (2634), 502 states have return successors, (2633), 2558 states have call predecessors, (2633), 2633 states have call successors, (2633) [2022-07-20 01:25:29,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9640 states to 9640 states and 13953 transitions. [2022-07-20 01:25:29,758 INFO L78 Accepts]: Start accepts. Automaton has 9640 states and 13953 transitions. Word has length 94 [2022-07-20 01:25:29,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:25:29,760 INFO L495 AbstractCegarLoop]: Abstraction has 9640 states and 13953 transitions. [2022-07-20 01:25:29,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 01:25:29,761 INFO L276 IsEmpty]: Start isEmpty. Operand 9640 states and 13953 transitions. [2022-07-20 01:25:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-07-20 01:25:29,765 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:25:29,766 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:25:29,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-20 01:25:29,766 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:25:29,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:25:29,767 INFO L85 PathProgramCache]: Analyzing trace with hash -482476128, now seen corresponding path program 1 times [2022-07-20 01:25:29,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:25:29,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358312365] [2022-07-20 01:25:29,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:25:29,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:25:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:25:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:25:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:25:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:25:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-20 01:25:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 01:25:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:25:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-07-20 01:25:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-07-20 01:25:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:30,441 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-07-20 01:25:30,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:25:30,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358312365] [2022-07-20 01:25:30,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358312365] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:25:30,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:25:30,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:25:30,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992081390] [2022-07-20 01:25:30,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:25:30,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:25:30,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:25:30,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:25:30,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:25:30,444 INFO L87 Difference]: Start difference. First operand 9640 states and 13953 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 01:25:46,788 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:25:51,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:25:51,598 INFO L93 Difference]: Finished difference Result 30601 states and 45485 transitions. [2022-07-20 01:25:51,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:25:51,599 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 113 [2022-07-20 01:25:51,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:25:51,726 INFO L225 Difference]: With dead ends: 30601 [2022-07-20 01:25:51,726 INFO L226 Difference]: Without dead ends: 20978 [2022-07-20 01:25:51,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:25:51,775 INFO L413 NwaCegarLoop]: 7929 mSDtfsCounter, 12619 mSDsluCounter, 11457 mSDsCounter, 0 mSdLazyCounter, 9136 mSolverCounterSat, 8021 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13404 SdHoareTripleChecker+Valid, 19386 SdHoareTripleChecker+Invalid, 17158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8021 IncrementalHoareTripleChecker+Valid, 9136 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2022-07-20 01:25:51,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13404 Valid, 19386 Invalid, 17158 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8021 Valid, 9136 Invalid, 1 Unknown, 0 Unchecked, 20.2s Time] [2022-07-20 01:25:51,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20978 states. [2022-07-20 01:25:52,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20978 to 18274. [2022-07-20 01:25:52,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18274 states, 12328 states have (on average 1.3367131732641142) internal successors, (16479), 12736 states have internal predecessors, (16479), 4970 states have call successors, (4970), 976 states have call predecessors, (4970), 975 states have return successors, (4969), 4820 states have call predecessors, (4969), 4969 states have call successors, (4969) [2022-07-20 01:25:52,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18274 states to 18274 states and 26418 transitions. [2022-07-20 01:25:52,617 INFO L78 Accepts]: Start accepts. Automaton has 18274 states and 26418 transitions. Word has length 113 [2022-07-20 01:25:52,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:25:52,618 INFO L495 AbstractCegarLoop]: Abstraction has 18274 states and 26418 transitions. [2022-07-20 01:25:52,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 01:25:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 18274 states and 26418 transitions. [2022-07-20 01:25:52,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-07-20 01:25:52,628 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:25:52,628 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:25:52,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-20 01:25:52,628 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:25:52,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:25:52,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1775388549, now seen corresponding path program 1 times [2022-07-20 01:25:52,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:25:52,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561544549] [2022-07-20 01:25:52,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:25:52,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:25:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:25:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:25:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:25:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:25:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-20 01:25:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-20 01:25:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:25:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-20 01:25:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:25:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 01:25:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 01:25:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:25:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:25:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:25:53,522 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-07-20 01:25:53,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:25:53,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561544549] [2022-07-20 01:25:53,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561544549] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:25:53,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:25:53,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:25:53,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826824278] [2022-07-20 01:25:53,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:25:53,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:25:53,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:25:53,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:25:53,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:25:53,525 INFO L87 Difference]: Start difference. First operand 18274 states and 26418 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-20 01:26:16,305 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:26:20,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:26:20,557 INFO L93 Difference]: Finished difference Result 60007 states and 89178 transitions. [2022-07-20 01:26:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:26:20,558 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 145 [2022-07-20 01:26:20,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:26:20,793 INFO L225 Difference]: With dead ends: 60007 [2022-07-20 01:26:20,793 INFO L226 Difference]: Without dead ends: 41750 [2022-07-20 01:26:20,884 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:26:20,885 INFO L413 NwaCegarLoop]: 7725 mSDtfsCounter, 12835 mSDsluCounter, 14412 mSDsCounter, 0 mSdLazyCounter, 11613 mSolverCounterSat, 8169 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13689 SdHoareTripleChecker+Valid, 22137 SdHoareTripleChecker+Invalid, 19783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8169 IncrementalHoareTripleChecker+Valid, 11613 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.5s IncrementalHoareTripleChecker+Time [2022-07-20 01:26:20,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13689 Valid, 22137 Invalid, 19783 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8169 Valid, 11613 Invalid, 1 Unknown, 0 Unchecked, 25.5s Time] [2022-07-20 01:26:20,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41750 states. [2022-07-20 01:26:22,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41750 to 36346. [2022-07-20 01:26:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36346 states, 24512 states have (on average 1.3366922323759791) internal successors, (32765), 25328 states have internal predecessors, (32765), 9884 states have call successors, (9884), 1950 states have call predecessors, (9884), 1949 states have return successors, (9883), 9584 states have call predecessors, (9883), 9883 states have call successors, (9883) [2022-07-20 01:26:23,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36346 states to 36346 states and 52532 transitions. [2022-07-20 01:26:23,134 INFO L78 Accepts]: Start accepts. Automaton has 36346 states and 52532 transitions. Word has length 145 [2022-07-20 01:26:23,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:26:23,135 INFO L495 AbstractCegarLoop]: Abstraction has 36346 states and 52532 transitions. [2022-07-20 01:26:23,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-20 01:26:23,136 INFO L276 IsEmpty]: Start isEmpty. Operand 36346 states and 52532 transitions. [2022-07-20 01:26:23,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-07-20 01:26:23,142 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:26:23,142 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:26:23,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-20 01:26:23,142 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:26:23,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:26:23,143 INFO L85 PathProgramCache]: Analyzing trace with hash 2060439820, now seen corresponding path program 1 times [2022-07-20 01:26:23,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:26:23,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571196504] [2022-07-20 01:26:23,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:26:23,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:26:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:26:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:26:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-20 01:26:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:23,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 01:26:23,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-20 01:26:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:23,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 01:26:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-20 01:26:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-20 01:26:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-20 01:26:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-07-20 01:26:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:24,243 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2022-07-20 01:26:24,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:26:24,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571196504] [2022-07-20 01:26:24,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571196504] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:26:24,243 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:26:24,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:26:24,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846600919] [2022-07-20 01:26:24,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:26:24,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:26:24,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:26:24,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:26:24,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:26:24,246 INFO L87 Difference]: Start difference. First operand 36346 states and 52532 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-20 01:26:42,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:26:46,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:26:46,087 INFO L93 Difference]: Finished difference Result 119463 states and 177443 transitions. [2022-07-20 01:26:46,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:26:46,088 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 172 [2022-07-20 01:26:46,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:26:46,654 INFO L225 Difference]: With dead ends: 119463 [2022-07-20 01:26:46,655 INFO L226 Difference]: Without dead ends: 83134 [2022-07-20 01:26:46,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:26:46,818 INFO L413 NwaCegarLoop]: 7781 mSDtfsCounter, 12814 mSDsluCounter, 11616 mSDsCounter, 0 mSdLazyCounter, 9164 mSolverCounterSat, 8136 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13675 SdHoareTripleChecker+Valid, 19397 SdHoareTripleChecker+Invalid, 17301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8136 IncrementalHoareTripleChecker+Valid, 9164 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2022-07-20 01:26:46,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13675 Valid, 19397 Invalid, 17301 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8136 Valid, 9164 Invalid, 1 Unknown, 0 Unchecked, 19.4s Time] [2022-07-20 01:26:46,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83134 states. [2022-07-20 01:26:49,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83134 to 72336. [2022-07-20 01:26:50,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72336 states, 48783 states have (on average 1.3365311686448147) internal successors, (65200), 50415 states have internal predecessors, (65200), 19655 states have call successors, (19655), 3898 states have call predecessors, (19655), 3897 states have return successors, (19654), 19055 states have call predecessors, (19654), 19654 states have call successors, (19654) [2022-07-20 01:26:50,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72336 states to 72336 states and 104509 transitions. [2022-07-20 01:26:50,664 INFO L78 Accepts]: Start accepts. Automaton has 72336 states and 104509 transitions. Word has length 172 [2022-07-20 01:26:50,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:26:50,666 INFO L495 AbstractCegarLoop]: Abstraction has 72336 states and 104509 transitions. [2022-07-20 01:26:50,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-20 01:26:50,666 INFO L276 IsEmpty]: Start isEmpty. Operand 72336 states and 104509 transitions. [2022-07-20 01:26:50,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-07-20 01:26:50,672 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:26:50,672 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:26:50,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-20 01:26:50,672 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:26:50,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:26:50,673 INFO L85 PathProgramCache]: Analyzing trace with hash 640087001, now seen corresponding path program 1 times [2022-07-20 01:26:50,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:26:50,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126172811] [2022-07-20 01:26:50,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:26:50,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:26:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:26:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:26:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-20 01:26:51,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-20 01:26:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-20 01:26:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:26:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-20 01:26:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-20 01:26:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-20 01:26:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-20 01:26:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-20 01:26:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:26:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-20 01:26:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-20 01:26:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:26:51,784 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-07-20 01:26:51,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:26:51,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126172811] [2022-07-20 01:26:51,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126172811] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:26:51,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:26:51,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:26:51,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352105000] [2022-07-20 01:26:51,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:26:51,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:26:51,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:26:51,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:26:51,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:26:51,787 INFO L87 Difference]: Start difference. First operand 72336 states and 104509 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 01:26:55,825 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:27:11,218 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:27:15,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:27:15,806 INFO L93 Difference]: Finished difference Result 237419 states and 352482 transitions. [2022-07-20 01:27:15,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:27:15,809 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 169 [2022-07-20 01:27:15,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:27:16,819 INFO L225 Difference]: With dead ends: 237419 [2022-07-20 01:27:16,819 INFO L226 Difference]: Without dead ends: 165100 [2022-07-20 01:27:17,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:27:17,301 INFO L413 NwaCegarLoop]: 7855 mSDtfsCounter, 16365 mSDsluCounter, 8552 mSDsCounter, 0 mSdLazyCounter, 6697 mSolverCounterSat, 11797 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17216 SdHoareTripleChecker+Valid, 16407 SdHoareTripleChecker+Invalid, 18495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11797 IncrementalHoareTripleChecker+Valid, 6697 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.7s IncrementalHoareTripleChecker+Time [2022-07-20 01:27:17,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17216 Valid, 16407 Invalid, 18495 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11797 Valid, 6697 Invalid, 1 Unknown, 0 Unchecked, 18.7s Time] [2022-07-20 01:27:17,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165100 states. [2022-07-20 01:27:22,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165100 to 143512. [2022-07-20 01:27:22,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143512 states, 96823 states have (on average 1.3371203123224853) internal successors, (129464), 100079 states have internal predecessors, (129464), 38895 states have call successors, (38895), 7794 states have call predecessors, (38895), 7793 states have return successors, (38894), 37703 states have call predecessors, (38894), 38894 states have call successors, (38894) [2022-07-20 01:27:24,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143512 states to 143512 states and 207253 transitions. [2022-07-20 01:27:24,194 INFO L78 Accepts]: Start accepts. Automaton has 143512 states and 207253 transitions. Word has length 169 [2022-07-20 01:27:24,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:27:24,195 INFO L495 AbstractCegarLoop]: Abstraction has 143512 states and 207253 transitions. [2022-07-20 01:27:24,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 01:27:24,195 INFO L276 IsEmpty]: Start isEmpty. Operand 143512 states and 207253 transitions. [2022-07-20 01:27:24,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-20 01:27:24,202 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:27:24,202 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:27:24,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-20 01:27:24,203 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:27:24,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:27:24,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1377551999, now seen corresponding path program 1 times [2022-07-20 01:27:24,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:27:24,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715566168] [2022-07-20 01:27:24,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:27:24,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:27:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:27:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:27:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:27:24,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:27:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-20 01:27:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-20 01:27:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:27:24,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-20 01:27:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:24,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:27:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:25,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 01:27:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:25,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:25,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-20 01:27:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:25,229 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-20 01:27:25,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:27:25,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715566168] [2022-07-20 01:27:25,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715566168] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:27:25,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:27:25,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:27:25,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700669746] [2022-07-20 01:27:25,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:27:25,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:27:25,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:27:25,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:27:25,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:27:25,232 INFO L87 Difference]: Start difference. First operand 143512 states and 207253 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-20 01:27:41,819 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:27:45,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:27:45,373 INFO L93 Difference]: Finished difference Result 308592 states and 455208 transitions. [2022-07-20 01:27:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 01:27:45,376 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 150 [2022-07-20 01:27:45,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:27:46,685 INFO L225 Difference]: With dead ends: 308592 [2022-07-20 01:27:46,685 INFO L226 Difference]: Without dead ends: 165081 [2022-07-20 01:27:47,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-20 01:27:47,246 INFO L413 NwaCegarLoop]: 6453 mSDtfsCounter, 3736 mSDsluCounter, 10508 mSDsCounter, 0 mSdLazyCounter, 6664 mSolverCounterSat, 3810 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3849 SdHoareTripleChecker+Valid, 16961 SdHoareTripleChecker+Invalid, 10475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3810 IncrementalHoareTripleChecker+Valid, 6664 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2022-07-20 01:27:47,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3849 Valid, 16961 Invalid, 10475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3810 Valid, 6664 Invalid, 1 Unknown, 0 Unchecked, 14.0s Time] [2022-07-20 01:27:47,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165081 states. [2022-07-20 01:27:52,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165081 to 143441. [2022-07-20 01:27:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143441 states, 96752 states have (on average 1.3371196461055068) internal successors, (129369), 100016 states have internal predecessors, (129369), 38895 states have call successors, (38895), 7794 states have call predecessors, (38895), 7793 states have return successors, (38894), 37695 states have call predecessors, (38894), 38894 states have call successors, (38894) [2022-07-20 01:27:53,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143441 states to 143441 states and 207158 transitions. [2022-07-20 01:27:53,574 INFO L78 Accepts]: Start accepts. Automaton has 143441 states and 207158 transitions. Word has length 150 [2022-07-20 01:27:53,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:27:53,575 INFO L495 AbstractCegarLoop]: Abstraction has 143441 states and 207158 transitions. [2022-07-20 01:27:53,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-20 01:27:53,575 INFO L276 IsEmpty]: Start isEmpty. Operand 143441 states and 207158 transitions. [2022-07-20 01:27:53,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-07-20 01:27:53,580 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:27:53,581 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:27:53,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-20 01:27:53,581 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:27:53,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:27:53,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1805840432, now seen corresponding path program 1 times [2022-07-20 01:27:53,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:27:53,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785307393] [2022-07-20 01:27:53,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:27:53,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:27:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:27:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:27:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:27:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:27:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-20 01:27:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 01:27:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:27:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-20 01:27:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:27:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-20 01:27:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-20 01:27:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-20 01:27:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-20 01:27:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:27:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:27:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-20 01:27:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-20 01:27:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:27:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-07-20 01:27:54,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:27:54,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785307393] [2022-07-20 01:27:54,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785307393] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:27:54,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:27:54,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:27:54,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638885815] [2022-07-20 01:27:54,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:27:54,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:27:54,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:27:54,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:27:54,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:27:54,856 INFO L87 Difference]: Start difference. First operand 143441 states and 207158 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16)