./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:56:46,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:56:46,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:56:46,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:56:46,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:56:46,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:56:46,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:56:46,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:56:46,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:56:46,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:56:46,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:56:46,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:56:46,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:56:46,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:56:46,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:56:46,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:56:46,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:56:46,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:56:46,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:56:46,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:56:46,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:56:46,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:56:46,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:56:46,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:56:46,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:56:46,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:56:46,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:56:46,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:56:46,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:56:46,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:56:46,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:56:46,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:56:46,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:56:46,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:56:46,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:56:46,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:56:46,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:56:46,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:56:46,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:56:46,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:56:46,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:56:46,977 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:56:47,026 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:56:47,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:56:47,030 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:56:47,031 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:56:47,032 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:56:47,032 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:56:47,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:56:47,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:56:47,033 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:56:47,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:56:47,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:56:47,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:56:47,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:56:47,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:56:47,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:56:47,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:56:47,036 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:56:47,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:56:47,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:56:47,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:56:47,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:56:47,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:56:47,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:56:47,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:56:47,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:56:47,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:56:47,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:56:47,040 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:56:47,041 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:56:47,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:56:47,041 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85ab99bd194c563e8993e1a617b0a36d91cedb1dd34f0d1e3c569d20c3fe1cac [2022-11-02 20:56:47,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:56:47,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:56:47,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:56:47,425 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:56:47,426 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:56:47,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/../../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 [2022-11-02 20:56:47,507 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/data/1060be74a/230a5aff948c43b1b69b7827f28e84ce/FLAGee4b9133c [2022-11-02 20:56:48,980 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:56:48,982 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/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 [2022-11-02 20:56:49,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/data/1060be74a/230a5aff948c43b1b69b7827f28e84ce/FLAGee4b9133c [2022-11-02 20:56:49,457 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/data/1060be74a/230a5aff948c43b1b69b7827f28e84ce [2022-11-02 20:56:49,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:56:49,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:56:49,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:56:49,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:56:49,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:56:49,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:56:49" (1/1) ... [2022-11-02 20:56:49,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b20d5b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:56:49, skipping insertion in model container [2022-11-02 20:56:49,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:56:49" (1/1) ... [2022-11-02 20:56:49,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:56:49,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:56:59,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/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] [2022-11-02 20:56:59,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:56:59,663 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:57:00,741 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/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] [2022-11-02 20:57:00,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:57:01,354 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:57:01,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01 WrapperNode [2022-11-02 20:57:01,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:57:01,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:57:01,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:57:01,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:57:01,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:01,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:02,112 INFO L138 Inliner]: procedures = 861, calls = 7350, calls flagged for inlining = 377, calls inlined = 281, statements flattened = 14078 [2022-11-02 20:57:02,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:57:02,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:57:02,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:57:02,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:57:02,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:02,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:02,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:02,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:02,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:02,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:03,024 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:03,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:03,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:57:03,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:57:03,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:57:03,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:57:03,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (1/1) ... [2022-11-02 20:57:03,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:57:03,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:57:03,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:57:03,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0df4f5-917c-428a-9dfc-a0c46633496e/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:57:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_start [2022-11-02 20:57:03,532 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_start [2022-11-02 20:57:03,532 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_setpower [2022-11-02 20:57:03,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_setpower [2022-11-02 20:57:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-02 20:57:03,533 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-02 20:57:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sw_scan_complete [2022-11-02 20:57:03,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sw_scan_complete [2022-11-02 20:57:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_sset_count [2022-11-02 20:57:03,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_sset_count [2022-11-02 20:57:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-11-02 20:57:03,535 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-11-02 20:57:03,535 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_reset [2022-11-02 20:57:03,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_reset [2022-11-02 20:57:03,535 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_host_rx_init [2022-11-02 20:57:03,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_host_rx_init [2022-11-02 20:57:03,536 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_cleanup_queue [2022-11-02 20:57:03,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_cleanup_queue [2022-11-02 20:57:03,536 INFO L130 BoogieDeclarations]: Found specification of procedure htc_stop [2022-11-02 20:57:03,537 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_stop [2022-11-02 20:57:03,537 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_bss_info_changed [2022-11-02 20:57:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_bss_info_changed [2022-11-02 20:57:03,538 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ps_wakeup [2022-11-02 20:57:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ps_wakeup [2022-11-02 20:57:03,538 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_tsf [2022-11-02 20:57:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_tsf [2022-11-02 20:57:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 20:57:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 20:57:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_rc_update_work [2022-11-02 20:57:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_rc_update_work [2022-11-02 20:57:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_strings [2022-11-02 20:57:03,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_strings [2022-11-02 20:57:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_hw_free [2022-11-02 20:57:03,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_hw_free [2022-11-02 20:57:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_wait_for_target [2022-11-02 20:57:03,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_wait_for_target [2022-11-02 20:57:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_rxena [2022-11-02 20:57:03,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_rxena [2022-11-02 20:57:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_tx_cleanup [2022-11-02 20:57:03,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_tx_cleanup [2022-11-02 20:57:03,543 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_stats [2022-11-02 20:57:03,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_stats [2022-11-02 20:57:03,543 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:57:03,543 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:57:03,544 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_txcompletion_cb [2022-11-02 20:57:03,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_txcompletion_cb [2022-11-02 20:57:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_disable [2022-11-02 20:57:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_disable [2022-11-02 20:57:03,559 INFO L130 BoogieDeclarations]: Found specification of procedure htc_connect_service [2022-11-02 20:57:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_connect_service [2022-11-02 20:57:03,560 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_wmi_event_drain [2022-11-02 20:57:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_wmi_event_drain [2022-11-02 20:57:03,560 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_init_htc_services [2022-11-02 20:57:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_init_htc_services [2022-11-02 20:57:03,561 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2022-11-02 20:57:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2022-11-02 20:57:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_led_work [2022-11-02 20:57:03,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_led_work [2022-11-02 20:57:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_adhoc [2022-11-02 20:57:03,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_adhoc [2022-11-02 20:57:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_common [2022-11-02 20:57:03,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_common [2022-11-02 20:57:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 20:57:03,565 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 20:57:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_setrxfilter [2022-11-02 20:57:03,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_setrxfilter [2022-11-02 20:57:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-02 20:57:03,567 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-02 20:57:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write_file_debug [2022-11-02 20:57:03,567 INFO L138 BoogieDeclarations]: Found implementation of procedure write_file_debug [2022-11-02 20:57:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_reset [2022-11-02 20:57:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_reset [2022-11-02 20:57:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_init [2022-11-02 20:57:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_init [2022-11-02 20:57:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_deinit_priv [2022-11-02 20:57:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_deinit_priv [2022-11-02 20:57:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:57:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure ath_btcoex_period_work [2022-11-02 20:57:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_btcoex_period_work [2022-11-02 20:57:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_8 [2022-11-02 20:57:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_8 [2022-11-02 20:57:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-02 20:57:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-02 20:57:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-11-02 20:57:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-11-02 20:57:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_skb_queue_complete [2022-11-02 20:57:03,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_skb_queue_complete [2022-11-02 20:57:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure __ath9k_htc_remove_monitor_interface [2022-11-02 20:57:03,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __ath9k_htc_remove_monitor_interface [2022-11-02 20:57:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_rx_cleanup [2022-11-02 20:57:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_rx_cleanup [2022-11-02 20:57:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_clear_slot [2022-11-02 20:57:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_clear_slot [2022-11-02 20:57:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_get_txq_props [2022-11-02 20:57:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_get_txq_props [2022-11-02 20:57:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_disconnect [2022-11-02 20:57:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_disconnect [2022-11-02 20:57:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_set_txq_props [2022-11-02 20:57:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_set_txq_props [2022-11-02 20:57:03,577 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-02 20:57:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-02 20:57:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_alloc_urbs [2022-11-02 20:57:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_alloc_urbs [2022-11-02 20:57:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:57:03,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:57:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-11-02 20:57:03,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-11-02 20:57:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:57:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure ath_btcoex_duty_cycle_work [2022-11-02 20:57:03,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_btcoex_duty_cycle_work [2022-11-02 20:57:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_8 [2022-11-02 20:57:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_8 [2022-11-02 20:57:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:57:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-11-02 20:57:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-11-02 20:57:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:57:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:57:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_get_hw_crypto_keytype [2022-11-02 20:57:03,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_get_hw_crypto_keytype [2022-11-02 20:57:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dev_deinit [2022-11-02 20:57:03,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dev_deinit [2022-11-02 20:57:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-02 20:57:03,592 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-02 20:57:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_resettxqueue [2022-11-02 20:57:03,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_resettxqueue [2022-11-02 20:57:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 20:57:03,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 20:57:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-02 20:57:03,593 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-02 20:57:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-11-02 20:57:03,593 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-11-02 20:57:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:57:03,593 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:57:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_rx_msg [2022-11-02 20:57:03,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_rx_msg [2022-11-02 20:57:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_start_ani [2022-11-02 20:57:03,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_start_ani [2022-11-02 20:57:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_ops [2022-11-02 20:57:03,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_ops [2022-11-02 20:57:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 20:57:03,595 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 20:57:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:57:03,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:57:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure __hif_usb_tx [2022-11-02 20:57:03,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __hif_usb_tx [2022-11-02 20:57:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure HTC_SKB_CB [2022-11-02 20:57:03,596 INFO L138 BoogieDeclarations]: Found implementation of procedure HTC_SKB_CB [2022-11-02 20:57:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_start [2022-11-02 20:57:03,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_start [2022-11-02 20:57:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure get_htc_epid_queue [2022-11-02 20:57:03,596 INFO L138 BoogieDeclarations]: Found implementation of procedure get_htc_epid_queue [2022-11-02 20:57:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:57:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx [2022-11-02 20:57:03,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx [2022-11-02 20:57:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-11-02 20:57:03,597 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-11-02 20:57:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2022-11-02 20:57:03,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2022-11-02 20:57:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-02 20:57:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-02 20:57:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_interface [2022-11-02 20:57:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_interface [2022-11-02 20:57:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_deinit [2022-11-02 20:57:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_deinit [2022-11-02 20:57:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_wmi_cmd [2022-11-02 20:57:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_wmi_cmd [2022-11-02 20:57:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2022-11-02 20:57:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2022-11-02 20:57:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:57:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:57:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-11-02 20:57:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-11-02 20:57:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:57:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:57:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-11-02 20:57:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-11-02 20:57:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-02 20:57:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-02 20:57:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_get_btcoex_scheme [2022-11-02 20:57:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_get_btcoex_scheme [2022-11-02 20:57:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:57:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:57:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_iterate_active_interfaces_atomic [2022-11-02 20:57:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_iterate_active_interfaces_atomic [2022-11-02 20:57:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-02 20:57:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-02 20:57:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_deinit_wmi [2022-11-02 20:57:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_deinit_wmi [2022-11-02 20:57:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_setpower [2022-11-02 20:57:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_setpower [2022-11-02 20:57:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_8 [2022-11-02 20:57:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_8 [2022-11-02 20:57:03,604 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_btcoex_bt_stomp [2022-11-02 20:57:03,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_btcoex_bt_stomp [2022-11-02 20:57:03,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:57:03,604 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:57:03,604 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:57:03,604 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_find_sta [2022-11-02 20:57:03,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_find_sta [2022-11-02 20:57:03,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:57:03,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-02 20:57:03,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-02 20:57:03,605 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2022-11-02 20:57:03,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2022-11-02 20:57:03,606 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ampdu_action [2022-11-02 20:57:03,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ampdu_action [2022-11-02 20:57:03,606 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_7 [2022-11-02 20:57:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_7 [2022-11-02 20:57:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_add [2022-11-02 20:57:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_add [2022-11-02 20:57:03,627 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 20:57:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 20:57:03,627 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-02 20:57:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-02 20:57:03,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-02 20:57:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-02 20:57:03,628 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_add_interface [2022-11-02 20:57:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_add_interface [2022-11-02 20:57:03,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-02 20:57:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-02 20:57:03,629 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 20:57:03,629 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 20:57:03,629 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_sta_drain [2022-11-02 20:57:03,629 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_sta_drain [2022-11-02 20:57:03,629 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-02 20:57:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-02 20:57:03,630 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-02 20:57:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-02 20:57:03,630 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_8 [2022-11-02 20:57:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_8 [2022-11-02 20:57:03,630 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_op_ps_wakeup [2022-11-02 20:57:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_op_ps_wakeup [2022-11-02 20:57:03,631 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 20:57:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 20:57:03,631 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_get_channel [2022-11-02 20:57:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_get_channel [2022-11-02 20:57:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_init_global_settings [2022-11-02 20:57:03,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_init_global_settings [2022-11-02 20:57:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_reg_in_urbs [2022-11-02 20:57:03,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_reg_in_urbs [2022-11-02 20:57:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-02 20:57:03,632 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-02 20:57:03,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:57:03,633 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_rts_threshold [2022-11-02 20:57:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_rts_threshold [2022-11-02 20:57:03,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-11-02 20:57:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-11-02 20:57:03,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:57:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:57:03,634 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_eeprom_base [2022-11-02 20:57:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_eeprom_base [2022-11-02 20:57:03,634 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_connect_svc [2022-11-02 20:57:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_connect_svc [2022-11-02 20:57:03,634 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_gpio_get [2022-11-02 20:57:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_gpio_get [2022-11-02 20:57:03,635 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_remove [2022-11-02 20:57:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_remove [2022-11-02 20:57:03,635 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_send_rate_cmd [2022-11-02 20:57:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_send_rate_cmd [2022-11-02 20:57:03,635 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 20:57:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 20:57:03,636 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-11-02 20:57:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-11-02 20:57:03,636 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ani_work [2022-11-02 20:57:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ani_work [2022-11-02 20:57:03,636 INFO L130 BoogieDeclarations]: Found specification of procedure ffz [2022-11-02 20:57:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ffz [2022-11-02 20:57:03,637 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_download_fw [2022-11-02 20:57:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_download_fw [2022-11-02 20:57:03,637 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht [2022-11-02 20:57:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht [2022-11-02 20:57:03,637 INFO L130 BoogieDeclarations]: Found specification of procedure htc_send [2022-11-02 20:57:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_send [2022-11-02 20:57:03,638 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_reset_tsf [2022-11-02 20:57:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_reset_tsf [2022-11-02 20:57:03,638 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_bssid [2022-11-02 20:57:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_bssid [2022-11-02 20:57:03,638 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-11-02 20:57:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-11-02 20:57:03,638 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beaconq_config [2022-11-02 20:57:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beaconq_config [2022-11-02 20:57:03,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:57:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:57:03,639 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-11-02 20:57:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-11-02 20:57:03,639 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_stats [2022-11-02 20:57:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_stats [2022-11-02 20:57:03,640 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-02 20:57:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-02 20:57:03,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-02 20:57:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-02 20:57:03,640 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_tsf [2022-11-02 20:57:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_tsf [2022-11-02 20:57:03,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:57:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:57:03,641 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht40 [2022-11-02 20:57:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht40 [2022-11-02 20:57:03,641 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_process [2022-11-02 20:57:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_process [2022-11-02 20:57:03,642 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_rc_update [2022-11-02 20:57:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_rc_update [2022-11-02 20:57:03,658 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_7 [2022-11-02 20:57:03,658 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_7 [2022-11-02 20:57:03,659 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_regwrite_multi [2022-11-02 20:57:03,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_regwrite_multi [2022-11-02 20:57:03,659 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_sta [2022-11-02 20:57:03,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_sta [2022-11-02 20:57:03,659 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_drain [2022-11-02 20:57:03,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_drain [2022-11-02 20:57:03,660 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2022-11-02 20:57:03,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2022-11-02 20:57:03,660 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_get_packet [2022-11-02 20:57:03,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_get_packet [2022-11-02 20:57:03,660 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:57:03,660 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:57:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_aggr_oper [2022-11-02 20:57:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_aggr_oper [2022-11-02 20:57:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure wmi_cmd_to_name [2022-11-02 20:57:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure wmi_cmd_to_name [2022-11-02 20:57:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_stop_ani [2022-11-02 20:57:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_stop_ani [2022-11-02 20:57:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_qos_ctl [2022-11-02 20:57:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_qos_ctl [2022-11-02 20:57:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ps_restore [2022-11-02 20:57:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ps_restore [2022-11-02 20:57:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:57:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_rfkill_poll_state [2022-11-02 20:57:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_rfkill_poll_state [2022-11-02 20:57:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_ps_work [2022-11-02 20:57:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_ps_work [2022-11-02 20:57:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-02 20:57:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-02 20:57:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:57:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:57:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2022-11-02 20:57:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2022-11-02 20:57:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_config [2022-11-02 20:57:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_config [2022-11-02 20:57:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:57:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_urbs [2022-11-02 20:57:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_urbs [2022-11-02 20:57:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:57:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:57:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:57:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_bitrate_mask [2022-11-02 20:57:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_bitrate_mask [2022-11-02 20:57:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:57:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:57:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-11-02 20:57:03,667 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-11-02 20:57:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-02 20:57:03,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-02 20:57:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-02 20:57:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-02 20:57:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:57:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:57:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2022-11-02 20:57:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2022-11-02 20:57:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:57:03,669 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:57:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_set_gpio [2022-11-02 20:57:03,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_set_gpio [2022-11-02 20:57:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_calcrxfilter [2022-11-02 20:57:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_calcrxfilter [2022-11-02 20:57:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-02 20:57:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-02 20:57:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure htc_start [2022-11-02 20:57:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_start [2022-11-02 20:57:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_station [2022-11-02 20:57:03,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_station [2022-11-02 20:57:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-11-02 20:57:03,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-11-02 20:57:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure htc_issue_send [2022-11-02 20:57:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_issue_send [2022-11-02 20:57:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_vif_reconfig [2022-11-02 20:57:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_vif_reconfig [2022-11-02 20:57:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:57:03,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:57:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-02 20:57:03,674 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-02 20:57:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2022-11-02 20:57:03,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2022-11-02 20:57:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_ap [2022-11-02 20:57:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_ap [2022-11-02 20:57:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 20:57:03,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 20:57:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-11-02 20:57:03,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-11-02 20:57:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_mac_bssid_mask [2022-11-02 20:57:03,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_mac_bssid_mask [2022-11-02 20:57:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_configure_filter [2022-11-02 20:57:03,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_configure_filter [2022-11-02 20:57:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-02 20:57:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-02 20:57:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-02 20:57:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-02 20:57:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_conf_tx [2022-11-02 20:57:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_conf_tx [2022-11-02 20:57:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-11-02 20:57:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-11-02 20:57:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-11-02 20:57:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-11-02 20:57:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-02 20:57:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-02 20:57:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-02 20:57:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-02 20:57:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config [2022-11-02 20:57:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config [2022-11-02 20:57:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-02 20:57:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-02 20:57:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sw_scan_start [2022-11-02 20:57:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sw_scan_start [2022-11-02 20:57:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:57:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:57:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:57:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-02 20:57:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-02 20:57:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_reset_tsf [2022-11-02 20:57:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_reset_tsf [2022-11-02 20:57:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_drainq [2022-11-02 20:57:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_drainq [2022-11-02 20:57:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_get_slot [2022-11-02 20:57:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_get_slot [2022-11-02 20:57:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-11-02 20:57:03,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-11-02 20:57:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 20:57:03,693 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 20:57:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_resume [2022-11-02 20:57:03,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_resume [2022-11-02 20:57:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:57:03,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:57:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-02 20:57:03,694 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-02 20:57:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_send [2022-11-02 20:57:03,695 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_send [2022-11-02 20:57:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure ath_usb_read_cachesize [2022-11-02 20:57:03,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_usb_read_cachesize [2022-11-02 20:57:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_update_cap_target [2022-11-02 20:57:03,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_update_cap_target [2022-11-02 20:57:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2022-11-02 20:57:03,696 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2022-11-02 20:57:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2022-11-02 20:57:03,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2022-11-02 20:57:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2022-11-02 20:57:03,697 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2022-11-02 20:57:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_setup_rate [2022-11-02 20:57:03,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_setup_rate [2022-11-02 20:57:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:57:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_btcoex_enable [2022-11-02 20:57:03,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_btcoex_enable [2022-11-02 20:57:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_stop [2022-11-02 20:57:03,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_stop [2022-11-02 20:57:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_opmode [2022-11-02 20:57:03,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_opmode [2022-11-02 20:57:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-02 20:57:03,699 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-02 20:57:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_update_txpow [2022-11-02 20:57:03,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_update_txpow [2022-11-02 20:57:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-02 20:57:03,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-02 20:57:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:57:03,700 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:57:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2022-11-02 20:57:03,701 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2022-11-02 20:57:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-02 20:57:03,701 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-02 20:57:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_curmode [2022-11-02 20:57:03,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_curmode [2022-11-02 20:57:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-02 20:57:03,702 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-02 20:57:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_op_ps_restore [2022-11-02 20:57:03,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_op_ps_restore [2022-11-02 20:57:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-02 20:57:03,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-02 20:57:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_key [2022-11-02 20:57:03,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_key [2022-11-02 20:57:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2022-11-02 20:57:03,714 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2022-11-02 20:57:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:57:03,715 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:57:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2022-11-02 20:57:03,715 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2022-11-02 20:57:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_fatal_work [2022-11-02 20:57:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_fatal_work [2022-11-02 20:57:03,716 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_add_station [2022-11-02 20:57:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_add_station [2022-11-02 20:57:03,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:57:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:57:03,717 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-11-02 20:57:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-11-02 20:57:03,717 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-02 20:57:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-02 20:57:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:57:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:57:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_rx_urbs [2022-11-02 20:57:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_rx_urbs [2022-11-02 20:57:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-02 20:57:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-02 20:57:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-11-02 20:57:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-11-02 20:57:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_check_wake_queues [2022-11-02 20:57:03,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_check_wake_queues [2022-11-02 20:57:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_tx_urbs [2022-11-02 20:57:03,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_tx_urbs [2022-11-02 20:57:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_coverage_class [2022-11-02 20:57:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_coverage_class [2022-11-02 20:57:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-02 20:57:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-02 20:57:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 20:57:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 20:57:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-11-02 20:57:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-11-02 20:57:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-02 20:57:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-02 20:57:03,729 INFO L130 BoogieDeclarations]: Found specification of procedure ath_usb_eeprom_read [2022-11-02 20:57:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_usb_eeprom_read [2022-11-02 20:57:03,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:57:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_configure_leds [2022-11-02 20:57:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_configure_leds [2022-11-02 20:57:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_monitor_interface [2022-11-02 20:57:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_monitor_interface [2022-11-02 20:57:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_stop [2022-11-02 20:57:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_stop [2022-11-02 20:57:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_channel_switch_beacon [2022-11-02 20:57:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_channel_switch_beacon [2022-11-02 20:57:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_antenna [2022-11-02 20:57:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_antenna [2022-11-02 20:57:06,041 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:57:06,051 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:57:07,184 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:57:27,287 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:57:27,322 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:57:27,322 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:57:27,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:57:27 BoogieIcfgContainer [2022-11-02 20:57:27,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:57:27,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:57:27,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:57:27,344 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:57:27,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:56:49" (1/3) ... [2022-11-02 20:57:27,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af3df4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:57:27, skipping insertion in model container [2022-11-02 20:57:27,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:57:01" (2/3) ... [2022-11-02 20:57:27,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af3df4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:57:27, skipping insertion in model container [2022-11-02 20:57:27,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:57:27" (3/3) ... [2022-11-02 20:57:27,347 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2022-11-02 20:57:27,369 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:57:27,370 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:57:27,525 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:57:27,533 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c81c150, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:57:27,533 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:57:27,551 INFO L276 IsEmpty]: Start isEmpty. Operand has 4818 states, 3214 states have (on average 1.3419415059116366) internal successors, (4313), 3342 states have internal predecessors, (4313), 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) [2022-11-02 20:57:27,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-02 20:57:27,593 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:57:27,594 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] [2022-11-02 20:57:27,595 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:57:27,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:57:27,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1111514246, now seen corresponding path program 1 times [2022-11-02 20:57:27,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:57:27,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459666136] [2022-11-02 20:57:27,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:57:27,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:57:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:28,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:57:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:57:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:57:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:57:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-02 20:57:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:57:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 20:57:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 20:57:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:29,451 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-02 20:57:29,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:57:29,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459666136] [2022-11-02 20:57:29,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459666136] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:57:29,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:57:29,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:57:29,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896556046] [2022-11-02 20:57:29,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:57:29,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:57:29,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:57:29,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:57:29,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:57:29,519 INFO L87 Difference]: Start difference. First operand has 4818 states, 3214 states have (on average 1.3419415059116366) internal successors, (4313), 3342 states have internal predecessors, (4313), 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) [2022-11-02 20:57:40,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:46,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:55,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:59,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:57:59,700 INFO L93 Difference]: Finished difference Result 10332 states and 15670 transitions. [2022-11-02 20:57:59,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:57:59,703 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 [2022-11-02 20:57:59,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:57:59,773 INFO L225 Difference]: With dead ends: 10332 [2022-11-02 20:57:59,774 INFO L226 Difference]: Without dead ends: 5487 [2022-11-02 20:57:59,821 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:57:59,825 INFO L413 NwaCegarLoop]: 6385 mSDtfsCounter, 3231 mSDsluCounter, 8098 mSDsCounter, 0 mSdLazyCounter, 5830 mSolverCounterSat, 3630 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3344 SdHoareTripleChecker+Valid, 14483 SdHoareTripleChecker+Invalid, 9462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3630 IncrementalHoareTripleChecker+Valid, 5830 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:57:59,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3344 Valid, 14483 Invalid, 9462 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3630 Valid, 5830 Invalid, 2 Unknown, 0 Unchecked, 28.8s Time] [2022-11-02 20:57:59,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5487 states. [2022-11-02 20:58:00,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5487 to 4786. [2022-11-02 20:58:00,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4786 states, 3203 states have (on average 1.3356228535747736) internal successors, (4278), 3310 states have internal predecessors, (4278), 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) [2022-11-02 20:58:00,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4786 states to 4786 states and 6935 transitions. [2022-11-02 20:58:00,333 INFO L78 Accepts]: Start accepts. Automaton has 4786 states and 6935 transitions. Word has length 94 [2022-11-02 20:58:00,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:58:00,334 INFO L495 AbstractCegarLoop]: Abstraction has 4786 states and 6935 transitions. [2022-11-02 20:58:00,334 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) [2022-11-02 20:58:00,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4786 states and 6935 transitions. [2022-11-02 20:58:00,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-02 20:58:00,343 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:58:00,344 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] [2022-11-02 20:58:00,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:58:00,344 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:58:00,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:58:00,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1220216714, now seen corresponding path program 1 times [2022-11-02 20:58:00,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:58:00,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051004385] [2022-11-02 20:58:00,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:58:00,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:58:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:58:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:58:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:58:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:58:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-02 20:58:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:58:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 20:58:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 20:58:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:01,822 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-02 20:58:01,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:58:01,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051004385] [2022-11-02 20:58:01,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051004385] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:58:01,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:58:01,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:58:01,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632368475] [2022-11-02 20:58:01,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:58:01,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:58:01,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:58:01,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:58:01,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:58:01,826 INFO L87 Difference]: Start difference. First operand 4786 states and 6935 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) [2022-11-02 20:58:10,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:11,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:38,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:47,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:58:47,818 INFO L93 Difference]: Finished difference Result 15622 states and 23280 transitions. [2022-11-02 20:58:47,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:58:47,819 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 [2022-11-02 20:58:47,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:58:47,902 INFO L225 Difference]: With dead ends: 15622 [2022-11-02 20:58:47,902 INFO L226 Difference]: Without dead ends: 10853 [2022-11-02 20:58:47,931 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:58:47,932 INFO L413 NwaCegarLoop]: 7570 mSDtfsCounter, 12394 mSDsluCounter, 14134 mSDsCounter, 0 mSdLazyCounter, 11485 mSolverCounterSat, 8133 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13240 SdHoareTripleChecker+Valid, 21704 SdHoareTripleChecker+Invalid, 19619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8133 IncrementalHoareTripleChecker+Valid, 11485 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:58:47,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13240 Valid, 21704 Invalid, 19619 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8133 Valid, 11485 Invalid, 1 Unknown, 0 Unchecked, 44.6s Time] [2022-11-02 20:58:47,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10853 states. [2022-11-02 20:58:48,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10853 to 9464. [2022-11-02 20:58:48,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9464 states, 6327 states have (on average 1.336494389125968) internal successors, (8456), 6541 states have internal predecessors, (8456), 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) [2022-11-02 20:58:48,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9464 states to 9464 states and 13723 transitions. [2022-11-02 20:58:48,611 INFO L78 Accepts]: Start accepts. Automaton has 9464 states and 13723 transitions. Word has length 94 [2022-11-02 20:58:48,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:58:48,613 INFO L495 AbstractCegarLoop]: Abstraction has 9464 states and 13723 transitions. [2022-11-02 20:58:48,614 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) [2022-11-02 20:58:48,614 INFO L276 IsEmpty]: Start isEmpty. Operand 9464 states and 13723 transitions. [2022-11-02 20:58:48,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-02 20:58:48,623 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:58:48,623 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] [2022-11-02 20:58:48,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:58:48,624 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:58:48,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:58:48,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1609619623, now seen corresponding path program 1 times [2022-11-02 20:58:48,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:58:48,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722595265] [2022-11-02 20:58:48,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:58:48,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:58:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:58:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:58:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:58:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:58:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-02 20:58:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:58:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:58:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-02 20:58:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-02 20:58:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:49,797 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-02 20:58:49,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:58:49,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722595265] [2022-11-02 20:58:49,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722595265] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:58:49,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:58:49,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:58:49,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632632410] [2022-11-02 20:58:49,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:58:49,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:58:49,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:58:49,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:58:49,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:58:49,803 INFO L87 Difference]: Start difference. First operand 9464 states and 13723 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) [2022-11-02 20:58:59,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:03,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:15,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:20,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:20,693 INFO L93 Difference]: Finished difference Result 30073 states and 44795 transitions. [2022-11-02 20:59:20,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:59:20,695 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 [2022-11-02 20:59:20,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:20,829 INFO L225 Difference]: With dead ends: 30073 [2022-11-02 20:59:20,829 INFO L226 Difference]: Without dead ends: 20626 [2022-11-02 20:59:20,880 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:59:20,881 INFO L413 NwaCegarLoop]: 7824 mSDtfsCounter, 14846 mSDsluCounter, 8456 mSDsCounter, 0 mSdLazyCounter, 6615 mSolverCounterSat, 11135 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15619 SdHoareTripleChecker+Valid, 16280 SdHoareTripleChecker+Invalid, 17751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11135 IncrementalHoareTripleChecker+Valid, 6615 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:20,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15619 Valid, 16280 Invalid, 17751 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11135 Valid, 6615 Invalid, 1 Unknown, 0 Unchecked, 29.5s Time] [2022-11-02 20:59:20,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20626 states. [2022-11-02 20:59:21,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20626 to 17922. [2022-11-02 20:59:21,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17922 states, 11976 states have (on average 1.3375918503674016) internal successors, (16019), 12384 states have internal predecessors, (16019), 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) [2022-11-02 20:59:22,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17922 states to 17922 states and 25958 transitions. [2022-11-02 20:59:22,006 INFO L78 Accepts]: Start accepts. Automaton has 17922 states and 25958 transitions. Word has length 113 [2022-11-02 20:59:22,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:22,008 INFO L495 AbstractCegarLoop]: Abstraction has 17922 states and 25958 transitions. [2022-11-02 20:59:22,009 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) [2022-11-02 20:59:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 17922 states and 25958 transitions. [2022-11-02 20:59:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-02 20:59:22,020 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:22,020 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] [2022-11-02 20:59:22,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:59:22,021 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:22,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:22,021 INFO L85 PathProgramCache]: Analyzing trace with hash 842278642, now seen corresponding path program 1 times [2022-11-02 20:59:22,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:22,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839534888] [2022-11-02 20:59:22,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:22,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:59:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:59:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-02 20:59:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-02 20:59:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:22,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-02 20:59:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:59:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 20:59:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 20:59:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:23,212 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-02 20:59:23,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:23,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839534888] [2022-11-02 20:59:23,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839534888] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:23,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:23,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:59:23,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541722316] [2022-11-02 20:59:23,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:23,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:59:23,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:23,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:59:23,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:59:23,216 INFO L87 Difference]: Start difference. First operand 17922 states and 25958 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) [2022-11-02 20:59:28,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:48,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:54,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:54,064 INFO L93 Difference]: Finished difference Result 58951 states and 87798 transitions. [2022-11-02 20:59:54,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:59:54,065 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 [2022-11-02 20:59:54,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:54,289 INFO L225 Difference]: With dead ends: 58951 [2022-11-02 20:59:54,289 INFO L226 Difference]: Without dead ends: 41046 [2022-11-02 20:59:54,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:59:54,371 INFO L413 NwaCegarLoop]: 7607 mSDtfsCounter, 15978 mSDsluCounter, 8342 mSDsCounter, 0 mSdLazyCounter, 6622 mSolverCounterSat, 11949 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16843 SdHoareTripleChecker+Valid, 15949 SdHoareTripleChecker+Invalid, 18572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11949 IncrementalHoareTripleChecker+Valid, 6622 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:54,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16843 Valid, 15949 Invalid, 18572 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11949 Valid, 6622 Invalid, 1 Unknown, 0 Unchecked, 28.6s Time] [2022-11-02 20:59:54,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41046 states. [2022-11-02 20:59:56,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41046 to 35642. [2022-11-02 20:59:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35642 states, 23808 states have (on average 1.3375756048387097) internal successors, (31845), 24624 states have internal predecessors, (31845), 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) [2022-11-02 20:59:56,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35642 states to 35642 states and 51612 transitions. [2022-11-02 20:59:56,862 INFO L78 Accepts]: Start accepts. Automaton has 35642 states and 51612 transitions. Word has length 145 [2022-11-02 20:59:56,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:56,863 INFO L495 AbstractCegarLoop]: Abstraction has 35642 states and 51612 transitions. [2022-11-02 20:59:56,863 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) [2022-11-02 20:59:56,864 INFO L276 IsEmpty]: Start isEmpty. Operand 35642 states and 51612 transitions. [2022-11-02 20:59:56,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-11-02 20:59:56,870 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:56,870 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] [2022-11-02 20:59:56,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:59:56,870 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:56,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:56,871 INFO L85 PathProgramCache]: Analyzing trace with hash 50630455, now seen corresponding path program 1 times [2022-11-02 20:59:56,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:56,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194162390] [2022-11-02 20:59:56,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:56,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:57,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:59:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:59:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-02 20:59:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:59:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:59:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-02 20:59:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-02 20:59:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:58,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 20:59:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-02 20:59:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-02 20:59:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:58,253 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2022-11-02 20:59:58,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:58,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194162390] [2022-11-02 20:59:58,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194162390] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:58,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:58,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:59:58,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25283323] [2022-11-02 20:59:58,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:58,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:59:58,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:58,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:59:58,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:59:58,256 INFO L87 Difference]: Start difference. First operand 35642 states and 51612 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) [2022-11-02 21:00:07,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []