./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fe8c8383e77668fbc525c665ed4808e26fcf56c95e01d7d854f2bccf527db7a4 --- 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-4e7fbc6 [2022-11-23 15:58:57,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:58:57,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:58:57,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:58:57,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:58:57,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:58:57,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:58:57,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:58:57,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:58:57,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:58:57,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:58:57,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:58:57,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:58:57,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:58:57,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:58:57,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:58:57,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:58:57,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:58:57,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:58:57,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:58:57,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:58:57,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:58:57,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:58:57,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:58:57,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:58:57,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:58:57,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:58:57,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:58:57,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:58:57,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:58:57,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:58:57,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:58:57,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:58:57,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:58:57,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:58:57,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:58:57,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:58:57,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:58:57,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:58:57,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:58:57,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:58:57,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:58:57,178 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:58:57,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:58:57,179 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:58:57,180 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:58:57,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:58:57,181 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:58:57,181 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:58:57,181 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:58:57,182 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:58:57,182 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:58:57,182 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:58:57,182 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:58:57,183 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:58:57,183 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:58:57,183 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:58:57,184 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:58:57,184 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:58:57,184 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:58:57,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:58:57,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:58:57,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:58:57,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:58:57,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:58:57,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:58:57,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:58:57,187 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:58:57,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:58:57,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:58:57,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:58:57,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:58:57,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:58:57,189 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:58:57,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:58:57,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:58:57,190 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:58:57,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:58:57,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:58:57,191 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:58:57,191 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe8c8383e77668fbc525c665ed4808e26fcf56c95e01d7d854f2bccf527db7a4 [2022-11-23 15:58:57,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:58:57,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:58:57,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:58:57,464 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:58:57,465 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:58:57,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i [2022-11-23 15:59:00,630 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:59:01,628 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:59:01,629 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i [2022-11-23 15:59:01,721 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/data/845d19358/095a9f36eb16496ebac7f9d04af19bdd/FLAG9994ca99b [2022-11-23 15:59:01,743 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/data/845d19358/095a9f36eb16496ebac7f9d04af19bdd [2022-11-23 15:59:01,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:59:01,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:59:01,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:59:01,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:59:01,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:59:01,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:01" (1/1) ... [2022-11-23 15:59:01,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@436c3e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01, skipping insertion in model container [2022-11-23 15:59:01,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:01" (1/1) ... [2022-11-23 15:59:01,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:59:02,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:59:09,304 WARN L237 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[985614,985627] [2022-11-23 15:59:09,308 WARN L237 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[985761,985774] [2022-11-23 15:59:09,309 WARN L237 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[985900,985913] [2022-11-23 15:59:09,310 WARN L237 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[986058,986071] [2022-11-23 15:59:09,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:59:09,529 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:59:10,705 WARN L237 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[985614,985627] [2022-11-23 15:59:10,705 WARN L237 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[985761,985774] [2022-11-23 15:59:10,706 WARN L237 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[985900,985913] [2022-11-23 15:59:10,706 WARN L237 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_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[986058,986071] [2022-11-23 15:59:10,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:59:11,056 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:59:11,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11 WrapperNode [2022-11-23 15:59:11,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:59:11,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:59:11,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:59:11,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:59:11,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:11,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:12,205 INFO L138 Inliner]: procedures = 508, calls = 13903, calls flagged for inlining = 293, calls inlined = 280, statements flattened = 26346 [2022-11-23 15:59:12,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:59:12,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:59:12,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:59:12,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:59:12,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:12,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:12,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:12,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:13,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:13,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:13,940 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:14,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:14,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:59:14,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:59:14,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:59:14,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:59:14,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (1/1) ... [2022-11-23 15:59:14,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:59:14,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:59:14,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:59:14,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac80cb30-0a61-4ad1-bf4a-4d634c5b7ed8/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:59:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_rf_reg [2022-11-23 15:59:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_rf_reg [2022-11-23 15:59:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_enable_interrupt [2022-11-23 15:59:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_enable_interrupt [2022-11-23 15:59:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_query_bb_reg [2022-11-23 15:59:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_query_bb_reg [2022-11-23 15:59:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 15:59:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 15:59:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-11-23 15:59:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-11-23 15:59:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_deinit_sw_vars [2022-11-23 15:59:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_deinit_sw_vars [2022-11-23 15:59:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_pathb_fill_iqk_matrix [2022-11-23 15:59:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_pathb_fill_iqk_matrix [2022-11-23 15:59:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-11-23 15:59:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-11-23 15:59:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-23 15:59:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-23 15:59:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_is_fw_downloaded [2022-11-23 15:59:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_is_fw_downloaded [2022-11-23 15:59:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 15:59:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 15:59:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-11-23 15:59:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-11-23 15:59:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_tx_polling [2022-11-23 15:59:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_tx_polling [2022-11-23 15:59:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_led_control [2022-11-23 15:59:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_led_control [2022-11-23 15:59:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 15:59:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 15:59:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 15:59:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 15:59:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 15:59:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 15:59:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92ce_init_led [2022-11-23 15:59:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92ce_init_led [2022-11-23 15:59:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_dm_watchdog [2022-11-23 15:59:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_dm_watchdog [2022-11-23 15:59:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:59:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_llt_write [2022-11-23 15:59:14,314 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_llt_write [2022-11-23 15:59:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_stop_tx_beacon [2022-11-23 15:59:14,314 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_stop_tx_beacon [2022-11-23 15:59:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_firmware_selfreset [2022-11-23 15:59:14,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_firmware_selfreset [2022-11-23 15:59:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_query_rxpwrpercentage [2022-11-23 15:59:14,315 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_query_rxpwrpercentage [2022-11-23 15:59:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_dm_write_dig [2022-11-23 15:59:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_dm_write_dig [2022-11-23 15:59:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_bw_mode [2022-11-23 15:59:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_bw_mode [2022-11-23 15:59:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-11-23 15:59:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-11-23 15:59:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_bb_reg [2022-11-23 15:59:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_bb_reg [2022-11-23 15:59:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_lc_calibrate [2022-11-23 15:59:14,317 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_lc_calibrate [2022-11-23 15:59:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 15:59:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 15:59:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 15:59:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-11-23 15:59:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-11-23 15:59:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_simularity_compare [2022-11-23 15:59:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_simularity_compare [2022-11-23 15:59:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_pimode_switch [2022-11-23 15:59:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_pimode_switch [2022-11-23 15:59:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 15:59:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 15:59:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_powerdown_anotherphy [2022-11-23 15:59:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_powerdown_anotherphy [2022-11-23 15:59:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 15:59:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_update_bbrf_configuration [2022-11-23 15:59:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_update_bbrf_configuration [2022-11-23 15:59:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 15:59:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 15:59:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_mac_setting_calibration [2022-11-23 15:59:14,322 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_mac_setting_calibration [2022-11-23 15:59:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:59:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 15:59:14,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 15:59:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 15:59:14,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 15:59:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_get_hw_reg [2022-11-23 15:59:14,324 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_get_hw_reg [2022-11-23 15:59:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-23 15:59:14,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-23 15:59:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-11-23 15:59:14,325 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-11-23 15:59:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-11-23 15:59:14,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-11-23 15:59:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-23 15:59:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-23 15:59:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_suspend [2022-11-23 15:59:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_suspend [2022-11-23 15:59:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~TO~VOID [2022-11-23 15:59:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~TO~VOID [2022-11-23 15:59:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_enable_hw_security_config [2022-11-23 15:59:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_enable_hw_security_config [2022-11-23 15:59:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_config_rf_with_headerfile [2022-11-23 15:59:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_config_rf_with_headerfile [2022-11-23 15:59:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_check_bssid [2022-11-23 15:59:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_check_bssid [2022-11-23 15:59:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_set_media_status [2022-11-23 15:59:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_set_media_status [2022-11-23 15:59:14,329 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_fill_h2c_cmd [2022-11-23 15:59:14,333 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_fill_h2c_cmd [2022-11-23 15:59:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-23 15:59:14,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-23 15:59:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92de_module_exit_6_2 [2022-11-23 15:59:14,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92de_module_exit_6_2 [2022-11-23 15:59:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:59:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-23 15:59:14,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-23 15:59:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-23 15:59:14,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-23 15:59:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-23 15:59:14,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-23 15:59:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-23 15:59:14,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-23 15:59:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_beacon_related_registers [2022-11-23 15:59:14,343 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_beacon_related_registers [2022-11-23 15:59:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:59:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 15:59:14,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 15:59:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 15:59:14,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 15:59:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:59:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 15:59:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:59:14,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:59:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:59:14,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:59:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_lc_calibrate [2022-11-23 15:59:14,344 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_lc_calibrate [2022-11-23 15:59:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_iq_calibrate [2022-11-23 15:59:14,345 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_iq_calibrate [2022-11-23 15:59:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_disable_interrupt [2022-11-23 15:59:14,345 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_disable_interrupt [2022-11-23 15:59:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_acquire_cckandrw_pagea_ctl [2022-11-23 15:59:14,345 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_acquire_cckandrw_pagea_ctl [2022-11-23 15:59:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_get_desc [2022-11-23 15:59:14,346 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_get_desc [2022-11-23 15:59:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_fw_page_write [2022-11-23 15:59:14,346 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_fw_page_write [2022-11-23 15:59:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-11-23 15:59:14,346 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-11-23 15:59:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:59:14,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:59:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_txpower_level [2022-11-23 15:59:14,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_txpower_level [2022-11-23 15:59:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_tx_fill_cmddesc [2022-11-23 15:59:14,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_tx_fill_cmddesc [2022-11-23 15:59:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 15:59:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 15:59:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 15:59:14,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 15:59:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_sw_led_on [2022-11-23 15:59:14,348 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_sw_led_on [2022-11-23 15:59:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_reset_iqk_result [2022-11-23 15:59:14,349 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_reset_iqk_result [2022-11-23 15:59:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-11-23 15:59:14,349 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-11-23 15:59:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-23 15:59:14,349 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-23 15:59:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_resume_tx_beacon [2022-11-23 15:59:14,349 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_resume_tx_beacon [2022-11-23 15:59:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-23 15:59:14,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-23 15:59:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-23 15:59:14,350 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-23 15:59:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_check_fw_read_last_h2c [2022-11-23 15:59:14,350 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_check_fw_read_last_h2c [2022-11-23 15:59:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_init_sw_vars [2022-11-23 15:59:14,351 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_init_sw_vars [2022-11-23 15:59:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-11-23 15:59:14,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-11-23 15:59:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-11-23 15:59:14,351 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-11-23 15:59:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-11-23 15:59:14,351 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-11-23 15:59:14,352 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-23 15:59:14,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-23 15:59:14,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 15:59:14,352 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 15:59:14,352 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-11-23 15:59:14,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-11-23 15:59:14,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-23 15:59:14,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-23 15:59:14,353 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_set_sw_chnl_cmdarray [2022-11-23 15:59:14,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_set_sw_chnl_cmdarray [2022-11-23 15:59:14,353 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_enable_rf_env [2022-11-23 15:59:14,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_enable_rf_env [2022-11-23 15:59:14,353 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_save_mac_registers [2022-11-23 15:59:14,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_save_mac_registers [2022-11-23 15:59:14,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:59:14,354 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_restore_rf_env [2022-11-23 15:59:14,354 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_restore_rf_env [2022-11-23 15:59:14,354 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_iq_calibrate [2022-11-23 15:59:14,354 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_iq_calibrate [2022-11-23 15:59:14,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-11-23 15:59:14,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-11-23 15:59:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:59:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_resume [2022-11-23 15:59:14,355 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_resume [2022-11-23 15:59:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_get_rightchnlplace_for_iqk [2022-11-23 15:59:14,355 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_get_rightchnlplace_for_iqk [2022-11-23 15:59:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-23 15:59:14,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-23 15:59:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 15:59:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_read_eeprom_info [2022-11-23 15:59:14,356 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_read_eeprom_info [2022-11-23 15:59:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 15:59:14,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 15:59:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-23 15:59:14,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-23 15:59:14,357 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_rf_serial_read [2022-11-23 15:59:14,357 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_rf_serial_read [2022-11-23 15:59:14,357 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-23 15:59:14,357 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-23 15:59:14,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 15:59:14,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 15:59:14,357 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___5 [2022-11-23 15:59:14,358 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___5 [2022-11-23 15:59:14,358 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_sw_led_off [2022-11-23 15:59:14,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_sw_led_off [2022-11-23 15:59:14,358 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_rfreg [2022-11-23 15:59:14,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_rfreg [2022-11-23 15:59:14,358 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-23 15:59:14,359 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-23 15:59:14,359 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_poweroff_adapter [2022-11-23 15:59:14,359 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_poweroff_adapter [2022-11-23 15:59:14,360 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-11-23 15:59:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-11-23 15:59:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-23 15:59:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-23 15:59:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_path_adda_on [2022-11-23 15:59:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_path_adda_on [2022-11-23 15:59:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_scan_operation_backup [2022-11-23 15:59:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_scan_operation_backup [2022-11-23 15:59:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_calculate_bit_shift [2022-11-23 15:59:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_calculate_bit_shift [2022-11-23 15:59:14,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-23 15:59:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-23 15:59:14,367 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_update_channel_access_setting [2022-11-23 15:59:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_update_channel_access_setting [2022-11-23 15:59:14,367 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_reload_mac_registers [2022-11-23 15:59:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_reload_mac_registers [2022-11-23 15:59:14,368 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_save_adda_registers [2022-11-23 15:59:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_save_adda_registers [2022-11-23 15:59:14,368 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_switch_wirelessband [2022-11-23 15:59:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_switch_wirelessband [2022-11-23 15:59:14,368 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_hw_init [2022-11-23 15:59:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_hw_init [2022-11-23 15:59:14,368 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_calc_curvindex [2022-11-23 15:59:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_calc_curvindex [2022-11-23 15:59:14,369 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_beacon_interval [2022-11-23 15:59:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_beacon_interval [2022-11-23 15:59:14,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:59:14,369 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_hw_reg [2022-11-23 15:59:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_hw_reg [2022-11-23 15:59:14,369 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_set_bcn_ctrl_reg [2022-11-23 15:59:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_set_bcn_ctrl_reg [2022-11-23 15:59:14,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 15:59:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 15:59:14,370 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-11-23 15:59:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-11-23 15:59:14,370 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_qos [2022-11-23 15:59:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_qos [2022-11-23 15:59:14,370 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_linked_set_reg [2022-11-23 15:59:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_linked_set_reg [2022-11-23 15:59:14,371 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_release_cckandrw_pagea_ctl [2022-11-23 15:59:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_release_cckandrw_pagea_ctl [2022-11-23 15:59:14,371 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_dm_init_edca_turbo [2022-11-23 15:59:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_dm_init_edca_turbo [2022-11-23 15:59:14,371 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_read_dword_dbi [2022-11-23 15:59:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_read_dword_dbi [2022-11-23 15:59:14,372 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-11-23 15:59:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-11-23 15:59:14,372 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_update_interrupt_mask [2022-11-23 15:59:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_update_interrupt_mask [2022-11-23 15:59:14,372 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-23 15:59:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-23 15:59:14,372 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_enable_fw_download [2022-11-23 15:59:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_enable_fw_download [2022-11-23 15:59:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_init_sw_leds [2022-11-23 15:59:14,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_init_sw_leds [2022-11-23 15:59:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_query_rf_reg [2022-11-23 15:59:14,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_query_rf_reg [2022-11-23 15:59:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-23 15:59:14,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-23 15:59:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-11-23 15:59:14,374 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-11-23 15:59:14,374 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_reload_adda_registers [2022-11-23 15:59:14,374 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_reload_adda_registers [2022-11-23 15:59:14,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 15:59:14,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 15:59:14,374 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_card_disable [2022-11-23 15:59:14,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_card_disable [2022-11-23 15:59:14,375 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_config_bb_with_headerfile [2022-11-23 15:59:14,375 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_config_bb_with_headerfile [2022-11-23 15:59:14,375 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-11-23 15:59:14,375 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-11-23 15:59:14,375 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_signal_scale_mapping [2022-11-23 15:59:14,375 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_signal_scale_mapping [2022-11-23 15:59:14,375 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_enable_anotherphy [2022-11-23 15:59:14,376 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_enable_anotherphy [2022-11-23 15:59:14,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:59:14,376 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-11-23 15:59:14,376 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-11-23 15:59:14,376 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_write_dword_dbi [2022-11-23 15:59:14,376 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_write_dword_dbi [2022-11-23 15:59:14,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-23 15:59:14,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-23 15:59:14,377 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_patha_fill_iqk_matrix [2022-11-23 15:59:14,377 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_patha_fill_iqk_matrix [2022-11-23 15:59:14,377 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-23 15:59:14,377 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-23 15:59:16,800 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:59:16,809 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:59:27,143 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 16:00:59,313 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-23 16:01:00,478 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 16:01:12,127 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 16:01:12,128 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-23 16:01:12,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:01:12 BoogieIcfgContainer [2022-11-23 16:01:12,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 16:01:12,142 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 16:01:12,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 16:01:12,145 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 16:01:12,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:59:01" (1/3) ... [2022-11-23 16:01:12,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc921f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:01:12, skipping insertion in model container [2022-11-23 16:01:12,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:11" (2/3) ... [2022-11-23 16:01:12,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc921f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:01:12, skipping insertion in model container [2022-11-23 16:01:12,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:01:12" (3/3) ... [2022-11-23 16:01:12,149 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i [2022-11-23 16:01:12,169 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 16:01:12,170 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-23 16:01:12,375 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 16:01:12,387 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=FINITE_AUTOMATA, 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;@2a2b0eab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 16:01:12,387 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-23 16:01:12,412 INFO L276 IsEmpty]: Start isEmpty. Operand has 6846 states, 4146 states have (on average 1.360106126386879) internal successors, (5639), 4343 states have internal predecessors, (5639), 2560 states have call successors, (2560), 150 states have call predecessors, (2560), 149 states have return successors, (2551), 2460 states have call predecessors, (2551), 2551 states have call successors, (2551) [2022-11-23 16:01:12,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-11-23 16:01:12,459 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:01:12,460 INFO L195 NwaCegarLoop]: trace histogram [27, 26, 26, 26, 26, 26, 26, 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] [2022-11-23 16:01:12,461 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:01:12,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:01:12,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1421965401, now seen corresponding path program 1 times [2022-11-23 16:01:12,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:01:12,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297638082] [2022-11-23 16:01:12,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:01:12,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:01:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:01:15,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2655 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2655 trivial. 0 not checked. [2022-11-23 16:01:15,693 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:01:15,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297638082] [2022-11-23 16:01:15,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297638082] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:01:15,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:01:15,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 16:01:15,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381360110] [2022-11-23 16:01:15,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:01:15,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 16:01:15,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:01:15,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 16:01:15,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:01:15,760 INFO L87 Difference]: Start difference. First operand has 6846 states, 4146 states have (on average 1.360106126386879) internal successors, (5639), 4343 states have internal predecessors, (5639), 2560 states have call successors, (2560), 150 states have call predecessors, (2560), 149 states have return successors, (2551), 2460 states have call predecessors, (2551), 2551 states have call successors, (2551) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-23 16:01:19,017 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 [] [2022-11-23 16:01:22,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:01:28,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:01:32,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:01:36,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:01:38,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:01:43,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:01:43,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:01:43,455 INFO L93 Difference]: Finished difference Result 11665 states and 17979 transitions. [2022-11-23 16:01:43,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 16:01:43,458 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 284 [2022-11-23 16:01:43,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:01:43,515 INFO L225 Difference]: With dead ends: 11665 [2022-11-23 16:01:43,516 INFO L226 Difference]: Without dead ends: 6625 [2022-11-23 16:01:43,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:01:43,546 INFO L413 NwaCegarLoop]: 6794 mSDtfsCounter, 5610 mSDsluCounter, 5531 mSDsCounter, 0 mSdLazyCounter, 1242 mSolverCounterSat, 11 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5618 SdHoareTripleChecker+Valid, 12325 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1242 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.0s IncrementalHoareTripleChecker+Time [2022-11-23 16:01:43,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5618 Valid, 12325 Invalid, 1260 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 1242 Invalid, 7 Unknown, 0 Unchecked, 27.0s Time] [2022-11-23 16:01:43,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6625 states. [2022-11-23 16:01:44,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6625 to 6617. [2022-11-23 16:01:44,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6617 states, 4267 states have (on average 1.3695805015233184) internal successors, (5844), 4402 states have internal predecessors, (5844), 2134 states have call successors, (2134), 215 states have call predecessors, (2134), 214 states have return successors, (2137), 2061 states have call predecessors, (2137), 2131 states have call successors, (2137) [2022-11-23 16:01:44,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6617 states to 6617 states and 10115 transitions. [2022-11-23 16:01:44,593 INFO L78 Accepts]: Start accepts. Automaton has 6617 states and 10115 transitions. Word has length 284 [2022-11-23 16:01:44,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:01:44,594 INFO L495 AbstractCegarLoop]: Abstraction has 6617 states and 10115 transitions. [2022-11-23 16:01:44,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-23 16:01:44,596 INFO L276 IsEmpty]: Start isEmpty. Operand 6617 states and 10115 transitions. [2022-11-23 16:01:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-11-23 16:01:44,604 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:01:44,605 INFO L195 NwaCegarLoop]: trace histogram [27, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:01:44,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 16:01:44,606 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:01:44,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:01:44,606 INFO L85 PathProgramCache]: Analyzing trace with hash -144405485, now seen corresponding path program 1 times [2022-11-23 16:01:44,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:01:44,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366021225] [2022-11-23 16:01:44,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:01:44,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:01:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:01:46,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2022-11-23 16:01:46,397 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:01:46,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366021225] [2022-11-23 16:01:46,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366021225] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:01:46,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:01:46,398 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 16:01:46,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8873528] [2022-11-23 16:01:46,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:01:46,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 16:01:46,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:01:46,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 16:01:46,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:01:46,402 INFO L87 Difference]: Start difference. First operand 6617 states and 10115 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-23 16:01:49,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:01:52,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:01:58,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:03,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:05,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:08,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:10,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:14,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:15,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:02:15,079 INFO L93 Difference]: Finished difference Result 16253 states and 24846 transitions. [2022-11-23 16:02:15,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 16:02:15,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 291 [2022-11-23 16:02:15,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:02:15,153 INFO L225 Difference]: With dead ends: 16253 [2022-11-23 16:02:15,153 INFO L226 Difference]: Without dead ends: 9689 [2022-11-23 16:02:15,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:02:15,190 INFO L413 NwaCegarLoop]: 5870 mSDtfsCounter, 4737 mSDsluCounter, 4780 mSDsCounter, 0 mSdLazyCounter, 1136 mSolverCounterSat, 16 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4743 SdHoareTripleChecker+Valid, 10650 SdHoareTripleChecker+Invalid, 1158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 1136 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.1s IncrementalHoareTripleChecker+Time [2022-11-23 16:02:15,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4743 Valid, 10650 Invalid, 1158 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [16 Valid, 1136 Invalid, 6 Unknown, 0 Unchecked, 28.1s Time] [2022-11-23 16:02:15,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9689 states. [2022-11-23 16:02:16,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9689 to 9675. [2022-11-23 16:02:16,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9675 states, 6240 states have (on average 1.3671474358974358) internal successors, (8531), 6446 states have internal predecessors, (8531), 3115 states have call successors, (3115), 320 states have call predecessors, (3115), 318 states have return successors, (3122), 3001 states have call predecessors, (3122), 3112 states have call successors, (3122) [2022-11-23 16:02:16,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9675 states to 9675 states and 14768 transitions. [2022-11-23 16:02:16,234 INFO L78 Accepts]: Start accepts. Automaton has 9675 states and 14768 transitions. Word has length 291 [2022-11-23 16:02:16,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:02:16,236 INFO L495 AbstractCegarLoop]: Abstraction has 9675 states and 14768 transitions. [2022-11-23 16:02:16,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-23 16:02:16,236 INFO L276 IsEmpty]: Start isEmpty. Operand 9675 states and 14768 transitions. [2022-11-23 16:02:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2022-11-23 16:02:16,246 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:02:16,247 INFO L195 NwaCegarLoop]: trace histogram [27, 26, 26, 26, 26, 26, 26, 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] [2022-11-23 16:02:16,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 16:02:16,247 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:02:16,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:02:16,257 INFO L85 PathProgramCache]: Analyzing trace with hash 960534840, now seen corresponding path program 1 times [2022-11-23 16:02:16,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:02:16,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404458645] [2022-11-23 16:02:16,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:02:16,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:02:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:02:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2655 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2655 trivial. 0 not checked. [2022-11-23 16:02:17,760 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:02:17,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404458645] [2022-11-23 16:02:17,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404458645] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:02:17,761 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:02:17,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 16:02:17,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185896657] [2022-11-23 16:02:17,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:02:17,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 16:02:17,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:02:17,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 16:02:17,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:02:17,763 INFO L87 Difference]: Start difference. First operand 9675 states and 14768 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-23 16:02:20,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:23,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:25,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-23 16:02:26,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-23 16:02:30,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:33,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:37,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:39,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:41,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:44,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:46,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:02:47,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:02:47,262 INFO L93 Difference]: Finished difference Result 25610 states and 39115 transitions. [2022-11-23 16:02:47,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 16:02:47,263 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 310 [2022-11-23 16:02:47,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:02:47,372 INFO L225 Difference]: With dead ends: 25610 [2022-11-23 16:02:47,372 INFO L226 Difference]: Without dead ends: 15988 [2022-11-23 16:02:47,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:02:47,421 INFO L413 NwaCegarLoop]: 6071 mSDtfsCounter, 5014 mSDsluCounter, 4791 mSDsCounter, 0 mSdLazyCounter, 1145 mSolverCounterSat, 12 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5020 SdHoareTripleChecker+Valid, 10862 SdHoareTripleChecker+Invalid, 1164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1145 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2022-11-23 16:02:47,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5020 Valid, 10862 Invalid, 1164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 1145 Invalid, 7 Unknown, 0 Unchecked, 28.9s Time] [2022-11-23 16:02:47,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15988 states. [2022-11-23 16:02:48,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15988 to 15971. [2022-11-23 16:02:49,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15971 states, 10305 states have (on average 1.3665211062590976) internal successors, (14082), 10656 states have internal predecessors, (14082), 5140 states have call successors, (5140), 527 states have call predecessors, (5140), 524 states have return successors, (5159), 4943 states have call predecessors, (5159), 5137 states have call successors, (5159) [2022-11-23 16:02:49,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15971 states to 15971 states and 24381 transitions. [2022-11-23 16:02:49,103 INFO L78 Accepts]: Start accepts. Automaton has 15971 states and 24381 transitions. Word has length 310 [2022-11-23 16:02:49,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:02:49,104 INFO L495 AbstractCegarLoop]: Abstraction has 15971 states and 24381 transitions. [2022-11-23 16:02:49,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-23 16:02:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 15971 states and 24381 transitions. [2022-11-23 16:02:49,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2022-11-23 16:02:49,122 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:02:49,122 INFO L195 NwaCegarLoop]: trace histogram [30, 26, 26, 26, 26, 26, 26, 5, 5, 3, 3, 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] [2022-11-23 16:02:49,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 16:02:49,123 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:02:49,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:02:49,126 INFO L85 PathProgramCache]: Analyzing trace with hash 911076170, now seen corresponding path program 1 times [2022-11-23 16:02:49,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:02:49,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750226540] [2022-11-23 16:02:49,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:02:49,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:02:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:02:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2866 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2866 trivial. 0 not checked. [2022-11-23 16:02:52,023 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:02:52,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750226540] [2022-11-23 16:02:52,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750226540] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:02:52,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:02:52,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 16:02:52,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548636505] [2022-11-23 16:02:52,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:02:52,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 16:02:52,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:02:52,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 16:02:52,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 16:02:52,026 INFO L87 Difference]: Start difference. First operand 15971 states and 24381 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-11-23 16:02:54,968 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 [] [2022-11-23 16:02:58,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:03:04,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-23 16:03:06,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:03:08,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:03:13,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:03:17,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:03:20,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:03:24,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:03:26,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:03:27,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:03:27,143 INFO L93 Difference]: Finished difference Result 28418 states and 43376 transitions. [2022-11-23 16:03:27,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 16:03:27,144 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 349 [2022-11-23 16:03:27,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:03:27,320 INFO L225 Difference]: With dead ends: 28418 [2022-11-23 16:03:27,321 INFO L226 Difference]: Without dead ends: 28379 [2022-11-23 16:03:27,343 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 16:03:27,344 INFO L413 NwaCegarLoop]: 5994 mSDtfsCounter, 4819 mSDsluCounter, 10729 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4827 SdHoareTripleChecker+Valid, 16723 SdHoareTripleChecker+Invalid, 1718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1709 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.3s IncrementalHoareTripleChecker+Time [2022-11-23 16:03:27,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4827 Valid, 16723 Invalid, 1718 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1709 Invalid, 9 Unknown, 0 Unchecked, 34.3s Time] [2022-11-23 16:03:27,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28379 states. [2022-11-23 16:03:30,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28379 to 28367. [2022-11-23 16:03:30,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28367 states, 18297 states have (on average 1.3665628245067498) internal successors, (25004), 18922 states have internal predecessors, (25004), 9121 states have call successors, (9121), 950 states have call predecessors, (9121), 947 states have return successors, (9168), 8770 states have call predecessors, (9168), 9118 states have call successors, (9168) [2022-11-23 16:03:30,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28367 states to 28367 states and 43293 transitions. [2022-11-23 16:03:30,439 INFO L78 Accepts]: Start accepts. Automaton has 28367 states and 43293 transitions. Word has length 349 [2022-11-23 16:03:30,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:03:30,441 INFO L495 AbstractCegarLoop]: Abstraction has 28367 states and 43293 transitions. [2022-11-23 16:03:30,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-11-23 16:03:30,441 INFO L276 IsEmpty]: Start isEmpty. Operand 28367 states and 43293 transitions. [2022-11-23 16:03:30,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-11-23 16:03:30,462 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:03:30,462 INFO L195 NwaCegarLoop]: trace histogram [28, 26, 26, 26, 26, 26, 26, 4, 4, 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] [2022-11-23 16:03:30,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 16:03:30,463 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:03:30,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:03:30,463 INFO L85 PathProgramCache]: Analyzing trace with hash 947932269, now seen corresponding path program 1 times [2022-11-23 16:03:30,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:03:30,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936363256] [2022-11-23 16:03:30,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:03:30,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms