./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro --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 122a5b8aee7ffa57666a2e715c82a40e311ca1508198b017217f9a7278ea61c3 --- 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-8393723 [2022-11-18 20:58:52,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:58:52,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:58:52,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:58:52,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:58:52,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:58:52,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:58:52,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:58:52,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:58:52,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:58:52,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:58:52,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:58:52,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:58:52,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:58:52,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:58:52,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:58:52,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:58:52,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:58:52,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:58:52,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:58:52,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:58:52,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:58:52,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:58:52,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:58:52,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:58:52,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:58:52,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:58:52,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:58:52,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:58:52,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:58:52,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:58:52,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:58:52,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:58:52,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:58:52,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:58:52,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:58:52,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:58:52,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:58:52,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:58:52,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:58:52,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:58:52,745 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 20:58:52,791 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:58:52,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:58:52,792 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:58:52,792 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:58:52,793 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:58:52,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:58:52,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:58:52,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:58:52,795 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:58:52,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:58:52,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:58:52,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:58:52,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:58:52,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:58:52,798 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:58:52,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:58:52,799 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:58:52,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:58:52,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:58:52,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:58:52,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:58:52,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:58:52,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:58:52,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:58:52,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:58:52,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:58:52,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:58:52,801 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:58:52,802 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:58:52,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:58:52,804 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_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 122a5b8aee7ffa57666a2e715c82a40e311ca1508198b017217f9a7278ea61c3 [2022-11-18 20:58:53,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:58:53,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:58:53,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:58:53,154 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:58:53,155 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:58:53,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i [2022-11-18 20:58:53,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/data/dda937ee7/5f9b3596834746c0b5f68dc553f55b6a/FLAGc45bb5dd5 [2022-11-18 20:58:54,434 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:58:54,435 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i [2022-11-18 20:58:54,520 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/data/dda937ee7/5f9b3596834746c0b5f68dc553f55b6a/FLAGc45bb5dd5 [2022-11-18 20:58:54,611 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/data/dda937ee7/5f9b3596834746c0b5f68dc553f55b6a [2022-11-18 20:58:54,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:58:54,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:58:54,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:58:54,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:58:54,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:58:54,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:58:54" (1/1) ... [2022-11-18 20:58:54,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@367866b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:54, skipping insertion in model container [2022-11-18 20:58:54,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:58:54" (1/1) ... [2022-11-18 20:58:54,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:58:54,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:59:02,725 WARN L234 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_dbaab35c-dade-4836-ac79-b958443f4cdc/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i[692349,692362] [2022-11-18 20:59:03,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:59:03,120 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:59:04,083 WARN L234 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_dbaab35c-dade-4836-ac79-b958443f4cdc/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i[692349,692362] [2022-11-18 20:59:04,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:59:04,649 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:59:04,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04 WrapperNode [2022-11-18 20:59:04,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:59:04,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:59:04,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:59:04,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:59:04,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:04,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:05,470 INFO L138 Inliner]: procedures = 760, calls = 11093, calls flagged for inlining = 280, calls inlined = 248, statements flattened = 17512 [2022-11-18 20:59:05,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:59:05,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:59:05,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:59:05,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:59:05,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:05,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:05,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:05,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:05,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:05,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:06,182 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:06,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:06,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:59:06,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:59:06,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:59:06,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:59:06,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (1/1) ... [2022-11-18 20:59:06,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:59:06,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:59:06,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:59:06,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaab35c-dade-4836-ac79-b958443f4cdc/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:59:06,410 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mac_event_disconnected [2022-11-18 20:59:06,411 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mac_event_disconnected [2022-11-18 20:59:06,411 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-18 20:59:06,411 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-18 20:59:06,411 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-18 20:59:06,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 20:59:06,411 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 20:59:06,412 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_access [2022-11-18 20:59:06,412 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_access [2022-11-18 20:59:06,412 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2022-11-18 20:59:06,412 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2022-11-18 20:59:06,412 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-18 20:59:06,413 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-18 20:59:06,413 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-18 20:59:06,413 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-18 20:59:06,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 20:59:06,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 20:59:06,414 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_channel [2022-11-18 20:59:06,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_channel [2022-11-18 20:59:06,414 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mesh [2022-11-18 20:59:06,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mesh [2022-11-18 20:59:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-18 20:59:06,415 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-18 20:59:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-18 20:59:06,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-18 20:59:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2022-11-18 20:59:06,415 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2022-11-18 20:59:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_scan [2022-11-18 20:59:06,416 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_scan [2022-11-18 20:59:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2022-11-18 20:59:06,416 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2022-11-18 20:59:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-18 20:59:06,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-18 20:59:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_lbs_private [2022-11-18 20:59:06,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_lbs_private [2022-11-18 20:59:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ps_confirm_sleep [2022-11-18 20:59:06,417 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ps_confirm_sleep [2022-11-18 20:59:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2022-11-18 20:59:06,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2022-11-18 20:59:06,418 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_free [2022-11-18 20:59:06,419 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_free [2022-11-18 20:59:06,419 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 20:59:06,419 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 20:59:06,419 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_host_sleep_cfg [2022-11-18 20:59:06,420 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_host_sleep_cfg [2022-11-18 20:59:06,420 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-11-18 20:59:06,420 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-11-18 20:59:06,420 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-18 20:59:06,420 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 20:59:06,421 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 20:59:06,421 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-18 20:59:06,421 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-18 20:59:06,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 20:59:06,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 20:59:06,422 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 20:59:06,423 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 20:59:06,423 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-11-18 20:59:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_key_material [2022-11-18 20:59:06,425 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_key_material [2022-11-18 20:59:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd_async [2022-11-18 20:59:06,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd_async [2022-11-18 20:59:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_wep_keys [2022-11-18 20:59:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_wep_keys [2022-11-18 20:59:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-18 20:59:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-18 20:59:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:59:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_auth_to_authtype [2022-11-18 20:59:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_auth_to_authtype [2022-11-18 20:59:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-18 20:59:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-18 20:59:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-18 20:59:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-18 20:59:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-18 20:59:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-18 20:59:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 20:59:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 20:59:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_eth_stop [2022-11-18 20:59:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_eth_stop [2022-11-18 20:59:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-11-18 20:59:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2022-11-18 20:59:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_free_adapter [2022-11-18 20:59:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_free_adapter [2022-11-18 20:59:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-18 20:59:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-18 20:59:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_iface_active [2022-11-18 20:59:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_iface_active [2022-11-18 20:59:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure _internal_start_scan [2022-11-18 20:59:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure _internal_start_scan [2022-11-18 20:59:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_ps_mode [2022-11-18 20:59:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_ps_mode [2022-11-18 20:59:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-18 20:59:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-18 20:59:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure add_ie_rates [2022-11-18 20:59:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure add_ie_rates [2022-11-18 20:59:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 20:59:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_mesh [2022-11-18 20:59:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_mesh [2022-11-18 20:59:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ethtool_get_eeprom_len [2022-11-18 20:59:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ethtool_get_eeprom_len [2022-11-18 20:59:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-18 20:59:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-18 20:59:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cmd_async [2022-11-18 20:59:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cmd_async [2022-11-18 20:59:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_activated [2022-11-18 20:59:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_activated [2022-11-18 20:59:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 20:59:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_complete_command [2022-11-18 20:59:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_complete_command [2022-11-18 20:59:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2022-11-18 20:59:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2022-11-18 20:59:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-11-18 20:59:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-11-18 20:59:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:59:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 20:59:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 20:59:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mcast_worker [2022-11-18 20:59:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mcast_worker [2022-11-18 20:59:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-18 20:59:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-18 20:59:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-18 20:59:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-18 20:59:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-18 20:59:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-18 20:59:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2022-11-18 20:59:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2022-11-18 20:59:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_disconnect [2022-11-18 20:59:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_disconnect [2022-11-18 20:59:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-18 20:59:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-18 20:59:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-18 20:59:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-18 20:59:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:59:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-11-18 20:59:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-11-18 20:59:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-18 20:59:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-18 20:59:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:59:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_stop [2022-11-18 20:59:06,534 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_stop [2022-11-18 20:59:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_dev_open [2022-11-18 20:59:06,537 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_dev_open [2022-11-18 20:59:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_wep_keys [2022-11-18 20:59:06,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_wep_keys [2022-11-18 20:59:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 20:59:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_complete_command [2022-11-18 20:59:06,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_complete_command [2022-11-18 20:59:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 20:59:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2022-11-18 20:59:06,539 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2022-11-18 20:59:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:59:06,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:59:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-18 20:59:06,541 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-18 20:59:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 20:59:06,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 20:59:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-18 20:59:06,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-18 20:59:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_snmp_mib [2022-11-18 20:59:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_snmp_mib [2022-11-18 20:59:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_update_mcast [2022-11-18 20:59:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_update_mcast [2022-11-18 20:59:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_11d_domain_info [2022-11-18 20:59:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_11d_domain_info [2022-11-18 20:59:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-18 20:59:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-18 20:59:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 20:59:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 20:59:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_rates [2022-11-18 20:59:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_rates [2022-11-18 20:59:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-18 20:59:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-18 20:59:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-18 20:59:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-18 20:59:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_iface_type [2022-11-18 20:59:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_iface_type [2022-11-18 20:59:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mac_control [2022-11-18 20:59:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mac_control [2022-11-18 20:59:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-18 20:59:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-18 20:59:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:59:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:59:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_resume [2022-11-18 20:59:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_resume [2022-11-18 20:59:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_add_key [2022-11-18 20:59:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_add_key [2022-11-18 20:59:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-18 20:59:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-18 20:59:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_dev_open [2022-11-18 20:59:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_dev_open [2022-11-18 20:59:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_set_mesh_channel [2022-11-18 20:59:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_set_mesh_channel [2022-11-18 20:59:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_leave_ibss [2022-11-18 20:59:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_leave_ibss [2022-11-18 20:59:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 20:59:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 20:59:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2022-11-18 20:59:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2022-11-18 20:59:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 20:59:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 20:59:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_scan_worker [2022-11-18 20:59:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_scan_worker [2022-11-18 20:59:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-18 20:59:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-18 20:59:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_get_channel [2022-11-18 20:59:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_get_channel [2022-11-18 20:59:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-18 20:59:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-18 20:59:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-18 20:59:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-18 20:59:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_suspend [2022-11-18 20:59:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_suspend [2022-11-18 20:59:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-18 20:59:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-18 20:59:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-18 20:59:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-18 20:59:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-18 20:59:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-18 20:59:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_multicast_list [2022-11-18 20:59:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_multicast_list [2022-11-18 20:59:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-18 20:59:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-18 20:59:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_set_monitor_channel [2022-11-18 20:59:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_set_monitor_channel [2022-11-18 20:59:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2022-11-18 20:59:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2022-11-18 20:59:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 20:59:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 20:59:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_bss [2022-11-18 20:59:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_bss [2022-11-18 20:59:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 20:59:06,560 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 20:59:06,560 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_thread [2022-11-18 20:59:06,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_thread [2022-11-18 20:59:06,560 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_scan_done [2022-11-18 20:59:06,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_scan_done [2022-11-18 20:59:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-18 20:59:06,561 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-18 20:59:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure eth_broadcast_addr [2022-11-18 20:59:06,561 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_broadcast_addr [2022-11-18 20:59:06,562 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-18 20:59:06,562 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-18 20:59:06,562 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-18 20:59:06,562 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-18 20:59:06,562 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-18 20:59:06,563 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-18 20:59:06,564 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-18 20:59:06,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-18 20:59:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2022-11-18 20:59:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2022-11-18 20:59:06,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-11-18 20:59:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-11-18 20:59:06,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:59:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_5 [2022-11-18 20:59:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_5 [2022-11-18 20:59:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 20:59:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 20:59:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_deep_sleep [2022-11-18 20:59:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_deep_sleep [2022-11-18 20:59:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_change_intf [2022-11-18 20:59:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_change_intf [2022-11-18 20:59:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex [2022-11-18 20:59:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex [2022-11-18 20:59:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-18 20:59:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-18 20:59:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 20:59:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2022-11-18 20:59:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2022-11-18 20:59:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_setup_firmware [2022-11-18 20:59:06,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_setup_firmware [2022-11-18 20:59:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_del_key [2022-11-18 20:59:06,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_del_key [2022-11-18 20:59:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2022-11-18 20:59:06,583 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2022-11-18 20:59:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 20:59:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-18 20:59:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-18 20:59:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config [2022-11-18 20:59:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config [2022-11-18 20:59:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 20:59:06,585 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 20:59:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-18 20:59:06,586 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-18 20:59:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-18 20:59:06,586 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-18 20:59:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-18 20:59:06,586 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-18 20:59:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_monitor_mode [2022-11-18 20:59:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_monitor_mode [2022-11-18 20:59:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_join_ibss [2022-11-18 20:59:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_join_ibss [2022-11-18 20:59:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___1 [2022-11-18 20:59:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___1 [2022-11-18 20:59:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2022-11-18 20:59:06,588 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2022-11-18 20:59:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-18 20:59:06,588 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-18 20:59:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-11-18 20:59:06,588 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-11-18 20:59:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_bss_get_ie [2022-11-18 20:59:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_bss_get_ie [2022-11-18 20:59:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-18 20:59:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-18 20:59:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd [2022-11-18 20:59:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd [2022-11-18 20:59:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_command_queue_empty [2022-11-18 20:59:06,590 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_command_queue_empty [2022-11-18 20:59:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2022-11-18 20:59:06,590 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2022-11-18 20:59:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_set_default_key [2022-11-18 20:59:06,590 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_set_default_key [2022-11-18 20:59:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_enable_rsn [2022-11-18 20:59:06,591 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_enable_rsn [2022-11-18 20:59:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_process_event [2022-11-18 20:59:06,591 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_process_event [2022-11-18 20:59:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-18 20:59:06,591 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-18 20:59:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2022-11-18 20:59:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2022-11-18 20:59:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_send_mic_failureevent [2022-11-18 20:59:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_send_mic_failureevent [2022-11-18 20:59:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-11-18 20:59:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-11-18 20:59:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-18 20:59:06,593 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-18 20:59:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_join_post [2022-11-18 20:59:06,593 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_join_post [2022-11-18 20:59:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 20:59:06,593 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 20:59:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2022-11-18 20:59:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-18 20:59:06,594 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-18 20:59:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:59:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_stop_iface [2022-11-18 20:59:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_stop_iface [2022-11-18 20:59:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-18 20:59:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-18 20:59:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 20:59:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 20:59:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_radio [2022-11-18 20:59:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_radio [2022-11-18 20:59:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_debugfs_write [2022-11-18 20:59:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_debugfs_write [2022-11-18 20:59:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mcast_addrs [2022-11-18 20:59:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mcast_addrs [2022-11-18 20:59:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_iface [2022-11-18 20:59:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_iface [2022-11-18 20:59:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-18 20:59:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-18 20:59:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mac_address [2022-11-18 20:59:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mac_address [2022-11-18 20:59:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-18 20:59:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-18 20:59:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-18 20:59:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-18 20:59:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure mesh_get_default_parameters [2022-11-18 20:59:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure mesh_get_default_parameters [2022-11-18 20:59:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___3 [2022-11-18 20:59:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___3 [2022-11-18 20:59:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___0 [2022-11-18 20:59:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___0 [2022-11-18 20:59:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-18 20:59:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-18 20:59:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_ssid_tlv [2022-11-18 20:59:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_ssid_tlv [2022-11-18 20:59:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2022-11-18 20:59:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2022-11-18 20:59:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_17 [2022-11-18 20:59:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_17 [2022-11-18 20:59:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_hard_start_xmit [2022-11-18 20:59:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_hard_start_xmit [2022-11-18 20:59:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_mesh_config_send [2022-11-18 20:59:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_mesh_config_send [2022-11-18 20:59:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config_send [2022-11-18 20:59:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config_send [2022-11-18 20:59:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_disconnected [2022-11-18 20:59:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_disconnected [2022-11-18 20:59:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-18 20:59:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-18 20:59:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cleanup_and_insert_cmd [2022-11-18 20:59:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cleanup_and_insert_cmd [2022-11-18 20:59:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-18 20:59:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-18 20:59:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_host_sleep [2022-11-18 20:59:06,608 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_host_sleep [2022-11-18 20:59:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:59:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_get_station [2022-11-18 20:59:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_get_station [2022-11-18 20:59:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-18 20:59:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-18 20:59:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_lbs_private [2022-11-18 20:59:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_lbs_private [2022-11-18 20:59:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-18 20:59:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-18 20:59:08,444 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:59:08,451 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:59:08,968 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 21:07:48,440 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 21:07:48,476 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 21:07:48,476 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 21:07:48,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:48 BoogieIcfgContainer [2022-11-18 21:07:48,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 21:07:48,487 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 21:07:48,488 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 21:07:48,493 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 21:07:48,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:58:54" (1/3) ... [2022-11-18 21:07:48,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d3b7ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:07:48, skipping insertion in model container [2022-11-18 21:07:48,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:04" (2/3) ... [2022-11-18 21:07:48,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d3b7ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:07:48, skipping insertion in model container [2022-11-18 21:07:48,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:48" (3/3) ... [2022-11-18 21:07:48,496 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i [2022-11-18 21:07:48,515 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 21:07:48,515 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 21:07:48,686 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 21:07:48,696 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;@108e72c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 21:07:48,697 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 21:07:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand has 4853 states, 3466 states have (on average 1.3765147143681478) internal successors, (4771), 3570 states have internal predecessors, (4771), 1200 states have call successors, (1200), 186 states have call predecessors, (1200), 185 states have return successors, (1179), 1158 states have call predecessors, (1179), 1179 states have call successors, (1179) [2022-11-18 21:07:48,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-18 21:07:48,739 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:07:48,739 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-18 21:07:48,740 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:07:48,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:07:48,746 INFO L85 PathProgramCache]: Analyzing trace with hash 982864026, now seen corresponding path program 1 times [2022-11-18 21:07:48,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:07:48,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411101332] [2022-11-18 21:07:48,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:07:48,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:07:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:50,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:07:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:50,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:07:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:50,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:07:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:50,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:07:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:50,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:07:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:50,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:07:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:51,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 21:07:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:51,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:07:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:51,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:07:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:07:51,103 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-18 21:07:51,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:07:51,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411101332] [2022-11-18 21:07:51,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411101332] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:07:51,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:07:51,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 21:07:51,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972825221] [2022-11-18 21:07:51,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:07:51,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 21:07:51,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:07:51,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 21:07:51,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 21:07:51,164 INFO L87 Difference]: Start difference. First operand has 4853 states, 3466 states have (on average 1.3765147143681478) internal successors, (4771), 3570 states have internal predecessors, (4771), 1200 states have call successors, (1200), 186 states have call predecessors, (1200), 185 states have return successors, (1179), 1158 states have call predecessors, (1179), 1179 states have call successors, (1179) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-18 21:07:53,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:03,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:05,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:10,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:15,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:16,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:08:16,235 INFO L93 Difference]: Finished difference Result 10342 states and 15600 transitions. [2022-11-18 21:08:16,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 21:08:16,238 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 75 [2022-11-18 21:08:16,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:08:16,316 INFO L225 Difference]: With dead ends: 10342 [2022-11-18 21:08:16,317 INFO L226 Difference]: Without dead ends: 5460 [2022-11-18 21:08:16,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:08:16,367 INFO L413 NwaCegarLoop]: 5723 mSDtfsCounter, 4972 mSDsluCounter, 3284 mSDsCounter, 0 mSdLazyCounter, 3533 mSolverCounterSat, 4885 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5078 SdHoareTripleChecker+Valid, 9007 SdHoareTripleChecker+Invalid, 8423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4885 IncrementalHoareTripleChecker+Valid, 3533 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:08:16,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5078 Valid, 9007 Invalid, 8423 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4885 Valid, 3533 Invalid, 5 Unknown, 0 Unchecked, 24.1s Time] [2022-11-18 21:08:16,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5460 states. [2022-11-18 21:08:16,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5460 to 4819. [2022-11-18 21:08:16,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4819 states, 3455 states have (on average 1.3690303907380608) internal successors, (4730), 3536 states have internal predecessors, (4730), 1179 states have call successors, (1179), 185 states have call predecessors, (1179), 184 states have return successors, (1173), 1152 states have call predecessors, (1173), 1173 states have call successors, (1173) [2022-11-18 21:08:16,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 4819 states and 7082 transitions. [2022-11-18 21:08:16,888 INFO L78 Accepts]: Start accepts. Automaton has 4819 states and 7082 transitions. Word has length 75 [2022-11-18 21:08:16,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:08:16,888 INFO L495 AbstractCegarLoop]: Abstraction has 4819 states and 7082 transitions. [2022-11-18 21:08:16,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-18 21:08:16,889 INFO L276 IsEmpty]: Start isEmpty. Operand 4819 states and 7082 transitions. [2022-11-18 21:08:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-18 21:08:16,894 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:08:16,895 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-18 21:08:16,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 21:08:16,896 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:08:16,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:08:16,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1427334122, now seen corresponding path program 1 times [2022-11-18 21:08:16,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:08:16,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121855341] [2022-11-18 21:08:16,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:08:16,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:08:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:18,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:08:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:18,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:18,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:18,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:08:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:18,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:18,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 21:08:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:08:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,091 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-18 21:08:19,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:08:19,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121855341] [2022-11-18 21:08:19,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121855341] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:08:19,092 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:08:19,092 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:08:19,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964886501] [2022-11-18 21:08:19,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:08:19,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:08:19,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:08:19,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:08:19,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:08:19,095 INFO L87 Difference]: Start difference. First operand 4819 states and 7082 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-18 21:08:20,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:22,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:33,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:36,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:40,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:46,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:52,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:56,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:03,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:07,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:08,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:09:08,095 INFO L93 Difference]: Finished difference Result 15611 states and 23358 transitions. [2022-11-18 21:09:08,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 21:09:08,096 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 75 [2022-11-18 21:09:08,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:09:08,188 INFO L225 Difference]: With dead ends: 15611 [2022-11-18 21:09:08,188 INFO L226 Difference]: Without dead ends: 10806 [2022-11-18 21:09:08,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-18 21:09:08,222 INFO L413 NwaCegarLoop]: 6621 mSDtfsCounter, 16238 mSDsluCounter, 8507 mSDsCounter, 0 mSdLazyCounter, 7315 mSolverCounterSat, 10377 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17031 SdHoareTripleChecker+Valid, 15128 SdHoareTripleChecker+Invalid, 17700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 10377 IncrementalHoareTripleChecker+Valid, 7315 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.8s IncrementalHoareTripleChecker+Time [2022-11-18 21:09:08,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17031 Valid, 15128 Invalid, 17700 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [10377 Valid, 7315 Invalid, 8 Unknown, 0 Unchecked, 47.8s Time] [2022-11-18 21:09:08,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10806 states. [2022-11-18 21:09:08,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10806 to 9520. [2022-11-18 21:09:08,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9520 states, 6835 states have (on average 1.37117776152158) internal successors, (9372), 6992 states have internal predecessors, (9372), 2316 states have call successors, (2316), 369 states have call predecessors, (2316), 368 states have return successors, (2310), 2268 states have call predecessors, (2310), 2310 states have call successors, (2310) [2022-11-18 21:09:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9520 states to 9520 states and 13998 transitions. [2022-11-18 21:09:08,948 INFO L78 Accepts]: Start accepts. Automaton has 9520 states and 13998 transitions. Word has length 75 [2022-11-18 21:09:08,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:09:08,949 INFO L495 AbstractCegarLoop]: Abstraction has 9520 states and 13998 transitions. [2022-11-18 21:09:08,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-18 21:09:08,950 INFO L276 IsEmpty]: Start isEmpty. Operand 9520 states and 13998 transitions. [2022-11-18 21:09:08,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-18 21:09:08,957 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:09:08,957 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:09:08,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 21:09:08,958 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:09:08,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:09:08,958 INFO L85 PathProgramCache]: Analyzing trace with hash 266827286, now seen corresponding path program 1 times [2022-11-18 21:09:08,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:09:08,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623619442] [2022-11-18 21:09:08,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:09:08,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:09:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:09:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:09:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:09:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:09:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:09:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:09:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 21:09:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:09:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:09:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-18 21:09:11,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:09:11,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623619442] [2022-11-18 21:09:11,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623619442] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:09:11,362 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:09:11,362 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 21:09:11,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308698264] [2022-11-18 21:09:11,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:09:11,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 21:09:11,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:09:11,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 21:09:11,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:09:11,364 INFO L87 Difference]: Start difference. First operand 9520 states and 13998 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-18 21:09:13,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:15,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:26,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:28,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:30,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:32,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:35,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:37,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:40,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:42,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:48,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:50,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:59,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:01,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:05,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:07,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:09,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:10:09,919 INFO L93 Difference]: Finished difference Result 20308 states and 30268 transitions. [2022-11-18 21:10:09,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 21:10:09,920 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 80 [2022-11-18 21:10:09,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:10:10,021 INFO L225 Difference]: With dead ends: 20308 [2022-11-18 21:10:10,021 INFO L226 Difference]: Without dead ends: 10802 [2022-11-18 21:10:10,079 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-11-18 21:10:10,082 INFO L413 NwaCegarLoop]: 7095 mSDtfsCounter, 11125 mSDsluCounter, 13266 mSDsCounter, 0 mSdLazyCounter, 8934 mSolverCounterSat, 4647 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11810 SdHoareTripleChecker+Valid, 20361 SdHoareTripleChecker+Invalid, 13596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4647 IncrementalHoareTripleChecker+Valid, 8934 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.5s IncrementalHoareTripleChecker+Time [2022-11-18 21:10:10,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11810 Valid, 20361 Invalid, 13596 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4647 Valid, 8934 Invalid, 15 Unknown, 0 Unchecked, 57.5s Time] [2022-11-18 21:10:10,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10802 states. [2022-11-18 21:10:10,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10802 to 9520. [2022-11-18 21:10:10,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9520 states, 6835 states have (on average 1.3708851499634236) internal successors, (9370), 6992 states have internal predecessors, (9370), 2316 states have call successors, (2316), 369 states have call predecessors, (2316), 368 states have return successors, (2310), 2268 states have call predecessors, (2310), 2310 states have call successors, (2310) [2022-11-18 21:10:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9520 states to 9520 states and 13996 transitions. [2022-11-18 21:10:10,825 INFO L78 Accepts]: Start accepts. Automaton has 9520 states and 13996 transitions. Word has length 80 [2022-11-18 21:10:10,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:10:10,827 INFO L495 AbstractCegarLoop]: Abstraction has 9520 states and 13996 transitions. [2022-11-18 21:10:10,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-18 21:10:10,827 INFO L276 IsEmpty]: Start isEmpty. Operand 9520 states and 13996 transitions. [2022-11-18 21:10:10,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-18 21:10:10,852 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:10:10,852 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:10:10,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 21:10:10,853 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:10:10,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:10:10,853 INFO L85 PathProgramCache]: Analyzing trace with hash 645576191, now seen corresponding path program 1 times [2022-11-18 21:10:10,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:10:10,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597830821] [2022-11-18 21:10:10,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:10:10,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:10:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:10:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:10:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:10:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:10:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:10:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:10:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 21:10:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:10:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-18 21:10:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 21:10:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-18 21:10:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 21:10:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 21:10:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 21:10:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-18 21:10:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-18 21:10:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-11-18 21:10:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:12,904 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-18 21:10:12,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:10:12,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597830821] [2022-11-18 21:10:12,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597830821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:10:12,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:10:12,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:10:12,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967372688] [2022-11-18 21:10:12,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:10:12,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:10:12,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:10:12,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:10:12,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:10:12,908 INFO L87 Difference]: Start difference. First operand 9520 states and 13996 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 21:10:15,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:17,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:27,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:38,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:40,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:48,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:50,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:58,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:00,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:11,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:15,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:17,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:20,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:22,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:24,549 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 [] [2022-11-18 21:11:25,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:11:25,348 INFO L93 Difference]: Finished difference Result 30772 states and 46171 transitions. [2022-11-18 21:11:25,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 21:11:25,348 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 167 [2022-11-18 21:11:25,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:11:25,708 INFO L225 Difference]: With dead ends: 30772 [2022-11-18 21:11:25,708 INFO L226 Difference]: Without dead ends: 21266 [2022-11-18 21:11:25,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-18 21:11:25,746 INFO L413 NwaCegarLoop]: 6691 mSDtfsCounter, 12616 mSDsluCounter, 14297 mSDsCounter, 0 mSdLazyCounter, 12322 mSolverCounterSat, 7021 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13380 SdHoareTripleChecker+Valid, 20988 SdHoareTripleChecker+Invalid, 19355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7021 IncrementalHoareTripleChecker+Valid, 12322 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 70.9s IncrementalHoareTripleChecker+Time [2022-11-18 21:11:25,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13380 Valid, 20988 Invalid, 19355 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7021 Valid, 12322 Invalid, 12 Unknown, 0 Unchecked, 70.9s Time] [2022-11-18 21:11:25,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21266 states. [2022-11-18 21:11:27,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21266 to 19273. [2022-11-18 21:11:27,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19273 states, 13831 states have (on average 1.3686645940279083) internal successors, (18930), 14165 states have internal predecessors, (18930), 4657 states have call successors, (4657), 727 states have call predecessors, (4657), 784 states have return successors, (4929), 4616 states have call predecessors, (4929), 4651 states have call successors, (4929) [2022-11-18 21:11:27,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19273 states to 19273 states and 28516 transitions. [2022-11-18 21:11:27,398 INFO L78 Accepts]: Start accepts. Automaton has 19273 states and 28516 transitions. Word has length 167 [2022-11-18 21:11:27,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:11:27,401 INFO L495 AbstractCegarLoop]: Abstraction has 19273 states and 28516 transitions. [2022-11-18 21:11:27,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 21:11:27,401 INFO L276 IsEmpty]: Start isEmpty. Operand 19273 states and 28516 transitions. [2022-11-18 21:11:27,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-11-18 21:11:27,422 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:11:27,422 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:11:27,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 21:11:27,423 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:11:27,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:11:27,423 INFO L85 PathProgramCache]: Analyzing trace with hash -296215763, now seen corresponding path program 1 times [2022-11-18 21:11:27,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:11:27,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570923497] [2022-11-18 21:11:27,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:11:27,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:11:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:28,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:11:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:28,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:28,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:11:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:28,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:11:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:28,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:28,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:11:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:28,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 21:11:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:28,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:28,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-18 21:11:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:11:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-18 21:11:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:11:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 21:11:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-18 21:11:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-18 21:11:29,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 21:11:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-18 21:11:29,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-18 21:11:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-18 21:11:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-18 21:11:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-11-18 21:11:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-18 21:11:29,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:11:29,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570923497] [2022-11-18 21:11:29,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570923497] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:11:29,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:11:29,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:11:29,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728930704] [2022-11-18 21:11:29,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:11:29,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:11:29,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:11:29,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:11:29,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:11:29,216 INFO L87 Difference]: Start difference. First operand 19273 states and 28516 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 21:11:31,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:37,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:43,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:45,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:53,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:53,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:11:53,832 INFO L93 Difference]: Finished difference Result 40142 states and 59992 transitions. [2022-11-18 21:11:53,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 21:11:53,832 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 204 [2022-11-18 21:11:53,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:11:53,971 INFO L225 Difference]: With dead ends: 40142 [2022-11-18 21:11:53,972 INFO L226 Difference]: Without dead ends: 20883 [2022-11-18 21:11:54,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-18 21:11:54,070 INFO L413 NwaCegarLoop]: 5600 mSDtfsCounter, 11382 mSDsluCounter, 3258 mSDsCounter, 0 mSdLazyCounter, 3623 mSolverCounterSat, 5671 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12045 SdHoareTripleChecker+Valid, 8858 SdHoareTripleChecker+Invalid, 9298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5671 IncrementalHoareTripleChecker+Valid, 3623 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2022-11-18 21:11:54,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12045 Valid, 8858 Invalid, 9298 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5671 Valid, 3623 Invalid, 4 Unknown, 0 Unchecked, 23.4s Time] [2022-11-18 21:11:54,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20883 states. [2022-11-18 21:11:55,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20883 to 18875. [2022-11-18 21:11:56,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18875 states, 13537 states have (on average 1.366033833197902) internal successors, (18492), 13867 states have internal predecessors, (18492), 4547 states have call successors, (4547), 735 states have call predecessors, (4547), 790 states have return successors, (4799), 4508 states have call predecessors, (4799), 4541 states have call successors, (4799) [2022-11-18 21:11:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18875 states to 18875 states and 27838 transitions. [2022-11-18 21:11:56,142 INFO L78 Accepts]: Start accepts. Automaton has 18875 states and 27838 transitions. Word has length 204 [2022-11-18 21:11:56,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:11:56,143 INFO L495 AbstractCegarLoop]: Abstraction has 18875 states and 27838 transitions. [2022-11-18 21:11:56,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 21:11:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 18875 states and 27838 transitions. [2022-11-18 21:11:56,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-11-18 21:11:56,179 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:11:56,180 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:11:56,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 21:11:56,180 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:11:56,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:11:56,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1397440643, now seen corresponding path program 1 times [2022-11-18 21:11:56,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:11:56,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355592614] [2022-11-18 21:11:56,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:11:56,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:11:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:57,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:11:57,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:11:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:11:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:11:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 21:11:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 21:11:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:11:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:11:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:11:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-18 21:11:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-18 21:11:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:11:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 21:11:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 21:11:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-18 21:11:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:11:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:11:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 21:11:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-18 21:11:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-18 21:11:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-18 21:11:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-18 21:11:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-11-18 21:11:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 21:11:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-11-18 21:11:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-18 21:11:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-11-18 21:11:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-11-18 21:11:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-18 21:11:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:11:58,794 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-18 21:11:58,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:11:58,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355592614] [2022-11-18 21:11:58,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355592614] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:11:58,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:11:58,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-18 21:11:58,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787755452] [2022-11-18 21:11:58,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:11:58,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-18 21:11:58,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:11:58,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-18 21:11:58,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-11-18 21:11:58,797 INFO L87 Difference]: Start difference. First operand 18875 states and 27838 transitions. Second operand has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (36), 8 states have call predecessors, (36), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-18 21:12:01,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:03,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:05,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:06,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:19,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:21,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:22,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:38,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:40,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:42,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:44,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:01,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:02,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:04,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:05,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:07,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:09,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:11,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:13,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []