./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS --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 8df8cdcecbcd9cfe2534aee2fc0e32dbabfe9446269b8be84c25324fea03bd5e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 05:39:27,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 05:39:27,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 05:39:27,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 05:39:27,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 05:39:27,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 05:39:27,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 05:39:27,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 05:39:27,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 05:39:27,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 05:39:27,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 05:39:27,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 05:39:27,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 05:39:27,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 05:39:27,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 05:39:27,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 05:39:27,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 05:39:27,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 05:39:27,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 05:39:27,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 05:39:27,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 05:39:27,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 05:39:27,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 05:39:27,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 05:39:27,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 05:39:27,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 05:39:27,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 05:39:27,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 05:39:27,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 05:39:27,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 05:39:27,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 05:39:27,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 05:39:27,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 05:39:27,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 05:39:27,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 05:39:27,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 05:39:27,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 05:39:27,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 05:39:27,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 05:39:27,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 05:39:27,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 05:39:27,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 05:39:27,197 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 05:39:27,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 05:39:27,198 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 05:39:27,198 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 05:39:27,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 05:39:27,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 05:39:27,199 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 05:39:27,200 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 05:39:27,200 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 05:39:27,200 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 05:39:27,201 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 05:39:27,201 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 05:39:27,201 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 05:39:27,201 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 05:39:27,202 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 05:39:27,202 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 05:39:27,202 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 05:39:27,203 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 05:39:27,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 05:39:27,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 05:39:27,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 05:39:27,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 05:39:27,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 05:39:27,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 05:39:27,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 05:39:27,206 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 05:39:27,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 05:39:27,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 05:39:27,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 05:39:27,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 05:39:27,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 05:39:27,208 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 05:39:27,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 05:39:27,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 05:39:27,208 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 05:39:27,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 05:39:27,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 05:39:27,209 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 05:39:27,210 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_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8df8cdcecbcd9cfe2534aee2fc0e32dbabfe9446269b8be84c25324fea03bd5e [2022-11-19 05:39:27,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 05:39:27,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 05:39:27,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 05:39:27,614 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 05:39:27,615 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 05:39:27,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-19 05:39:27,708 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/data/5ab113966/a55bebed6a4d484eb595a8c57c14770c/FLAG179f748ac [2022-11-19 05:39:29,181 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 05:39:29,182 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-19 05:39:29,311 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/data/5ab113966/a55bebed6a4d484eb595a8c57c14770c/FLAG179f748ac [2022-11-19 05:39:29,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/data/5ab113966/a55bebed6a4d484eb595a8c57c14770c [2022-11-19 05:39:29,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 05:39:29,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 05:39:29,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 05:39:29,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 05:39:29,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 05:39:29,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:39:29" (1/1) ... [2022-11-19 05:39:29,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc094ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:29, skipping insertion in model container [2022-11-19 05:39:29,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:39:29" (1/1) ... [2022-11-19 05:39:29,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 05:39:29,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 05:39:40,449 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828687,828700] [2022-11-19 05:39:40,456 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828834,828847] [2022-11-19 05:39:40,457 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828973,828986] [2022-11-19 05:39:40,458 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[829131,829144] [2022-11-19 05:39:40,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 05:39:40,591 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 05:39:41,869 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828687,828700] [2022-11-19 05:39:41,870 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828834,828847] [2022-11-19 05:39:41,871 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828973,828986] [2022-11-19 05:39:41,871 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[829131,829144] [2022-11-19 05:39:41,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 05:39:42,312 INFO L208 MainTranslator]: Completed translation [2022-11-19 05:39:42,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42 WrapperNode [2022-11-19 05:39:42,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 05:39:42,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 05:39:42,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 05:39:42,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 05:39:42,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:42,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:43,312 INFO L138 Inliner]: procedures = 728, calls = 7639, calls flagged for inlining = 375, calls inlined = 372, statements flattened = 20226 [2022-11-19 05:39:43,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 05:39:43,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 05:39:43,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 05:39:43,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 05:39:43,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:43,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:43,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:43,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:44,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:44,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:44,366 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:44,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:44,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 05:39:44,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 05:39:44,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 05:39:44,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 05:39:44,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (1/1) ... [2022-11-19 05:39:44,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 05:39:44,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 05:39:44,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 05:39:44,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 05:39:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2022-11-19 05:39:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2022-11-19 05:39:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2022-11-19 05:39:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2022-11-19 05:39:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2022-11-19 05:39:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2022-11-19 05:39:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-19 05:39:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-19 05:39:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2022-11-19 05:39:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2022-11-19 05:39:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-19 05:39:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-19 05:39:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2022-11-19 05:39:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2022-11-19 05:39:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2022-11-19 05:39:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2022-11-19 05:39:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 05:39:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 05:39:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-19 05:39:44,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-19 05:39:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-19 05:39:44,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-19 05:39:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2022-11-19 05:39:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2022-11-19 05:39:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2022-11-19 05:39:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2022-11-19 05:39:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-19 05:39:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-19 05:39:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-19 05:39:44,666 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-19 05:39:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2022-11-19 05:39:44,666 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2022-11-19 05:39:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 05:39:44,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 05:39:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2022-11-19 05:39:44,667 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2022-11-19 05:39:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2022-11-19 05:39:44,667 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2022-11-19 05:39:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-19 05:39:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-19 05:39:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2022-11-19 05:39:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2022-11-19 05:39:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-19 05:39:44,669 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-19 05:39:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2022-11-19 05:39:44,669 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2022-11-19 05:39:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2022-11-19 05:39:44,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2022-11-19 05:39:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2022-11-19 05:39:44,670 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2022-11-19 05:39:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-19 05:39:44,670 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-19 05:39:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 05:39:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 05:39:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-19 05:39:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-19 05:39:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-19 05:39:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-19 05:39:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-19 05:39:44,672 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-19 05:39:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-19 05:39:44,672 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-19 05:39:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2022-11-19 05:39:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2022-11-19 05:39:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2022-11-19 05:39:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2022-11-19 05:39:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2022-11-19 05:39:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2022-11-19 05:39:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-19 05:39:44,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-19 05:39:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2022-11-19 05:39:44,674 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2022-11-19 05:39:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2022-11-19 05:39:44,675 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2022-11-19 05:39:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 05:39:44,675 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 05:39:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2022-11-19 05:39:44,675 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2022-11-19 05:39:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2022-11-19 05:39:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2022-11-19 05:39:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2022-11-19 05:39:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2022-11-19 05:39:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2022-11-19 05:39:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2022-11-19 05:39:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2022-11-19 05:39:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2022-11-19 05:39:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2022-11-19 05:39:44,678 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2022-11-19 05:39:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2022-11-19 05:39:44,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2022-11-19 05:39:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2022-11-19 05:39:44,678 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2022-11-19 05:39:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-19 05:39:44,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-19 05:39:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 05:39:44,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 05:39:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2022-11-19 05:39:44,679 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2022-11-19 05:39:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-19 05:39:44,680 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-19 05:39:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-19 05:39:44,680 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-19 05:39:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-19 05:39:44,681 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-19 05:39:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 05:39:44,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 05:39:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-19 05:39:44,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-19 05:39:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2022-11-19 05:39:44,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2022-11-19 05:39:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 05:39:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-19 05:39:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-19 05:39:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2022-11-19 05:39:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2022-11-19 05:39:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2022-11-19 05:39:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2022-11-19 05:39:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-19 05:39:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-19 05:39:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-19 05:39:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-19 05:39:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 05:39:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 05:39:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2022-11-19 05:39:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2022-11-19 05:39:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2022-11-19 05:39:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2022-11-19 05:39:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-19 05:39:44,686 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-19 05:39:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-19 05:39:44,686 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-19 05:39:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-19 05:39:44,686 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-19 05:39:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 05:39:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-19 05:39:44,687 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-19 05:39:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2022-11-19 05:39:44,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2022-11-19 05:39:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2022-11-19 05:39:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2022-11-19 05:39:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2022-11-19 05:39:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2022-11-19 05:39:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 05:39:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 05:39:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-19 05:39:44,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-19 05:39:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-19 05:39:44,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-19 05:39:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2022-11-19 05:39:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2022-11-19 05:39:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2022-11-19 05:39:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2022-11-19 05:39:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 05:39:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2022-11-19 05:39:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2022-11-19 05:39:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 05:39:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 05:39:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2022-11-19 05:39:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2022-11-19 05:39:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 05:39:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 05:39:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 05:39:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-19 05:39:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-19 05:39:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 05:39:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 05:39:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-19 05:39:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-19 05:39:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2022-11-19 05:39:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2022-11-19 05:39:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2022-11-19 05:39:44,694 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2022-11-19 05:39:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-19 05:39:44,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-19 05:39:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2022-11-19 05:39:44,694 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2022-11-19 05:39:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 05:39:44,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 05:39:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2022-11-19 05:39:44,695 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2022-11-19 05:39:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-19 05:39:44,695 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-19 05:39:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-19 05:39:44,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-19 05:39:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2022-11-19 05:39:44,696 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2022-11-19 05:39:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2022-11-19 05:39:44,697 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2022-11-19 05:39:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-19 05:39:44,697 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-19 05:39:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2022-11-19 05:39:44,697 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2022-11-19 05:39:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2022-11-19 05:39:44,698 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2022-11-19 05:39:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2022-11-19 05:39:44,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2022-11-19 05:39:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-19 05:39:44,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-19 05:39:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-19 05:39:44,699 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-19 05:39:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2022-11-19 05:39:44,699 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2022-11-19 05:39:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2022-11-19 05:39:44,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2022-11-19 05:39:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2022-11-19 05:39:44,700 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2022-11-19 05:39:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-19 05:39:44,700 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-19 05:39:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2022-11-19 05:39:44,701 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2022-11-19 05:39:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2022-11-19 05:39:44,701 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2022-11-19 05:39:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2022-11-19 05:39:44,702 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2022-11-19 05:39:44,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 05:39:44,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-19 05:39:44,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-19 05:39:44,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-19 05:39:44,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-19 05:39:44,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-19 05:39:44,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-19 05:39:44,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-19 05:39:44,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-19 05:39:44,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 05:39:44,704 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2022-11-19 05:39:44,704 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2022-11-19 05:39:44,704 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-19 05:39:44,704 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-19 05:39:44,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 05:39:44,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 05:39:44,705 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2022-11-19 05:39:44,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2022-11-19 05:39:44,705 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 05:39:44,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 05:39:44,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 05:39:44,706 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 05:39:44,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 05:39:44,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 05:39:44,706 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-19 05:39:44,706 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-19 05:39:44,707 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-19 05:39:44,707 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-19 05:39:44,707 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2022-11-19 05:39:44,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2022-11-19 05:39:44,707 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2022-11-19 05:39:44,707 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2022-11-19 05:39:44,708 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2022-11-19 05:39:44,708 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2022-11-19 05:39:44,708 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-19 05:39:44,708 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-19 05:39:44,708 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 05:39:44,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 05:39:44,709 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-19 05:39:44,709 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-19 05:39:44,709 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2022-11-19 05:39:44,709 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2022-11-19 05:39:44,710 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2022-11-19 05:39:44,710 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2022-11-19 05:39:44,710 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2022-11-19 05:39:44,710 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2022-11-19 05:39:44,710 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2022-11-19 05:39:44,711 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2022-11-19 05:39:44,711 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2022-11-19 05:39:44,711 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2022-11-19 05:39:44,711 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2022-11-19 05:39:44,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2022-11-19 05:39:44,711 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2022-11-19 05:39:44,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2022-11-19 05:39:44,712 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-19 05:39:44,712 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-19 05:39:44,712 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-19 05:39:44,712 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-19 05:39:44,713 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2022-11-19 05:39:44,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2022-11-19 05:39:44,713 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2022-11-19 05:39:44,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2022-11-19 05:39:44,713 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-19 05:39:44,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-19 05:39:44,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-19 05:39:44,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-19 05:39:44,714 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2022-11-19 05:39:44,714 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2022-11-19 05:39:44,714 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-19 05:39:44,715 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-19 05:39:44,715 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-19 05:39:44,715 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-19 05:39:44,715 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2022-11-19 05:39:44,715 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2022-11-19 05:39:44,715 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2022-11-19 05:39:44,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2022-11-19 05:39:44,716 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2022-11-19 05:39:44,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2022-11-19 05:39:44,716 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2022-11-19 05:39:44,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2022-11-19 05:39:44,716 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-19 05:39:44,717 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-19 05:39:44,717 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-19 05:39:44,717 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-19 05:39:44,717 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2022-11-19 05:39:44,717 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2022-11-19 05:39:44,718 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2022-11-19 05:39:44,718 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2022-11-19 05:39:44,718 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2022-11-19 05:39:44,718 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2022-11-19 05:39:44,718 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2022-11-19 05:39:44,719 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2022-11-19 05:39:44,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 05:39:44,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 05:39:44,719 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-19 05:39:44,719 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-19 05:39:44,719 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2022-11-19 05:39:44,720 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2022-11-19 05:39:44,720 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2022-11-19 05:39:44,720 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2022-11-19 05:39:44,720 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2022-11-19 05:39:44,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2022-11-19 05:39:44,721 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 05:39:44,721 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 05:39:44,721 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2022-11-19 05:39:44,721 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2022-11-19 05:39:44,721 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2022-11-19 05:39:44,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2022-11-19 05:39:44,722 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2022-11-19 05:39:44,722 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2022-11-19 05:39:44,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 05:39:44,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 05:39:44,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 05:39:44,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 05:39:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-19 05:39:44,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-19 05:39:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2022-11-19 05:39:44,723 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2022-11-19 05:39:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-19 05:39:44,724 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-19 05:39:44,724 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2022-11-19 05:39:44,724 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2022-11-19 05:39:44,724 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-19 05:39:44,724 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-19 05:39:44,724 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-19 05:39:44,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-19 05:39:44,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-19 05:39:44,725 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-19 05:39:44,725 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2022-11-19 05:39:44,725 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2022-11-19 05:39:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-19 05:39:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_30 [2022-11-19 05:39:44,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_30 [2022-11-19 05:39:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2022-11-19 05:39:44,726 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2022-11-19 05:39:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-19 05:39:44,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-19 05:39:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2022-11-19 05:39:44,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2022-11-19 05:39:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-19 05:39:44,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-19 05:39:44,728 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-19 05:39:44,728 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-19 05:39:44,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-11-19 05:39:44,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-11-19 05:39:44,728 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2022-11-19 05:39:44,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2022-11-19 05:39:44,729 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2022-11-19 05:39:44,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2022-11-19 05:39:44,729 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2022-11-19 05:39:44,729 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2022-11-19 05:39:44,729 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-19 05:39:44,730 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-19 05:39:44,730 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-19 05:39:44,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-19 05:39:44,730 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-19 05:39:44,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-19 05:39:44,731 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-19 05:39:44,731 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-19 05:39:44,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 05:39:44,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 05:39:44,731 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-19 05:39:44,732 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-19 05:39:44,732 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2022-11-19 05:39:44,732 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2022-11-19 05:39:44,732 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2022-11-19 05:39:44,732 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2022-11-19 05:39:44,733 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2022-11-19 05:39:44,733 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2022-11-19 05:39:44,733 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-19 05:39:44,733 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-19 05:39:44,733 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2022-11-19 05:39:44,733 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2022-11-19 05:39:44,734 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-19 05:39:44,734 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-19 05:39:44,734 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-19 05:39:44,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-19 05:39:44,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 05:39:44,734 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2022-11-19 05:39:44,735 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2022-11-19 05:39:44,735 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 05:39:44,735 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 05:39:44,735 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2022-11-19 05:39:44,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2022-11-19 05:39:44,736 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-19 05:39:44,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-19 05:39:44,736 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-19 05:39:44,736 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-19 05:39:44,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-19 05:39:44,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-19 05:39:44,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 05:39:44,737 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2022-11-19 05:39:44,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2022-11-19 05:39:44,737 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2022-11-19 05:39:44,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2022-11-19 05:39:44,738 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2022-11-19 05:39:44,738 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2022-11-19 05:39:44,738 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2022-11-19 05:39:44,738 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2022-11-19 05:39:44,738 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2022-11-19 05:39:44,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2022-11-19 05:39:44,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 05:39:44,739 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-19 05:39:44,739 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-19 05:39:44,739 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2022-11-19 05:39:44,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2022-11-19 05:39:44,740 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2022-11-19 05:39:44,740 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2022-11-19 05:39:44,740 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2022-11-19 05:39:44,740 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2022-11-19 05:39:44,740 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 05:39:44,741 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 05:39:44,741 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-19 05:39:44,741 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-19 05:39:44,741 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-19 05:39:44,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-19 05:39:44,741 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-19 05:39:44,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-19 05:39:44,742 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-19 05:39:44,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-19 05:39:44,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-19 05:39:44,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-19 05:39:44,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 05:39:44,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 05:39:44,743 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2022-11-19 05:39:44,743 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2022-11-19 05:39:44,743 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2022-11-19 05:39:44,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2022-11-19 05:39:44,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-19 05:39:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-19 05:39:44,744 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2022-11-19 05:39:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2022-11-19 05:39:44,744 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2022-11-19 05:39:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2022-11-19 05:39:44,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 05:39:44,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 05:39:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2022-11-19 05:39:44,745 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2022-11-19 05:39:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2022-11-19 05:39:44,745 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2022-11-19 05:39:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2022-11-19 05:39:44,746 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2022-11-19 05:39:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2022-11-19 05:39:44,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2022-11-19 05:39:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 05:39:44,746 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 05:39:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2022-11-19 05:39:44,747 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2022-11-19 05:39:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-19 05:39:44,747 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-19 05:39:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2022-11-19 05:39:44,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2022-11-19 05:39:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2022-11-19 05:39:44,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2022-11-19 05:39:44,748 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-19 05:39:44,748 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-19 05:39:44,748 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-19 05:39:44,748 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-19 05:39:44,748 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-19 05:39:44,749 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-19 05:39:44,749 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-19 05:39:44,749 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-19 05:39:44,749 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2022-11-19 05:39:44,749 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2022-11-19 05:39:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2022-11-19 05:39:44,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2022-11-19 05:39:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-19 05:39:44,750 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-19 05:39:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2022-11-19 05:39:44,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2022-11-19 05:39:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-19 05:39:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-19 05:39:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-19 05:39:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-19 05:39:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2022-11-19 05:39:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2022-11-19 05:39:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 05:39:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 05:39:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2022-11-19 05:39:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2022-11-19 05:39:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 05:39:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2022-11-19 05:39:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2022-11-19 05:39:44,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2022-11-19 05:39:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2022-11-19 05:39:44,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 05:39:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 05:39:44,753 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2022-11-19 05:39:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2022-11-19 05:39:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2022-11-19 05:39:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2022-11-19 05:39:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-19 05:39:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-19 05:39:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 05:39:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 05:39:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_32 [2022-11-19 05:39:44,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_32 [2022-11-19 05:39:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-19 05:39:44,755 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-19 05:39:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-19 05:39:44,755 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-19 05:39:44,756 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-19 05:39:44,756 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-19 05:39:44,756 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2022-11-19 05:39:44,756 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2022-11-19 05:39:44,756 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-19 05:39:44,756 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-19 05:39:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2022-11-19 05:39:44,757 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2022-11-19 05:39:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2022-11-19 05:39:44,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2022-11-19 05:39:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2022-11-19 05:39:44,757 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2022-11-19 05:39:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-19 05:39:44,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-19 05:39:44,758 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2022-11-19 05:39:44,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2022-11-19 05:39:44,758 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2022-11-19 05:39:44,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2022-11-19 05:39:44,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2022-11-19 05:39:44,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2022-11-19 05:39:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-11-19 05:39:44,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-11-19 05:39:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2022-11-19 05:39:44,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2022-11-19 05:39:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-19 05:39:44,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-19 05:39:44,760 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2022-11-19 05:39:44,760 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2022-11-19 05:39:44,760 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-19 05:39:44,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-19 05:39:44,760 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2022-11-19 05:39:44,760 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2022-11-19 05:39:44,761 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2022-11-19 05:39:44,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2022-11-19 05:39:44,761 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-19 05:39:44,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-19 05:39:44,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 05:39:44,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 05:39:44,762 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2022-11-19 05:39:44,762 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2022-11-19 05:39:44,762 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-19 05:39:44,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-19 05:39:44,762 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2022-11-19 05:39:44,762 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2022-11-19 05:39:44,762 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2022-11-19 05:39:44,763 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2022-11-19 05:39:44,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-19 05:39:44,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-19 05:39:44,763 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-19 05:39:44,763 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-19 05:39:44,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 05:39:44,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 05:39:44,764 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-19 05:39:44,764 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-19 05:39:44,764 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2022-11-19 05:39:44,764 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2022-11-19 05:39:44,764 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2022-11-19 05:39:44,764 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2022-11-19 05:39:44,765 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2022-11-19 05:39:44,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2022-11-19 05:39:44,765 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2022-11-19 05:39:44,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2022-11-19 05:39:44,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 05:39:44,765 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2022-11-19 05:39:44,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2022-11-19 05:39:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-19 05:39:44,766 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-19 05:39:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-19 05:39:44,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-19 05:39:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-19 05:39:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-19 05:39:44,767 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-19 05:39:47,392 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 05:39:47,403 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 05:39:54,528 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 05:48:24,304 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-19 05:48:24,722 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 05:48:36,293 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 05:48:36,294 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-19 05:48:36,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:48:36 BoogieIcfgContainer [2022-11-19 05:48:36,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 05:48:36,310 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 05:48:36,310 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 05:48:36,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 05:48:36,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:39:29" (1/3) ... [2022-11-19 05:48:36,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eca29d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:48:36, skipping insertion in model container [2022-11-19 05:48:36,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:39:42" (2/3) ... [2022-11-19 05:48:36,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eca29d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:48:36, skipping insertion in model container [2022-11-19 05:48:36,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:48:36" (3/3) ... [2022-11-19 05:48:36,317 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-19 05:48:36,341 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 05:48:36,341 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-19 05:48:36,505 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 05:48:36,516 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;@3bc9cb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 05:48:36,517 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-19 05:48:36,536 INFO L276 IsEmpty]: Start isEmpty. Operand has 4657 states, 2978 states have (on average 1.3495634654130289) internal successors, (4019), 3056 states have internal predecessors, (4019), 1396 states have call successors, (1396), 284 states have call predecessors, (1396), 283 states have return successors, (1387), 1367 states have call predecessors, (1387), 1387 states have call successors, (1387) [2022-11-19 05:48:36,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-19 05:48:36,571 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 05:48:36,572 INFO L195 NwaCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 05:48:36,572 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 05:48:36,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 05:48:36,578 INFO L85 PathProgramCache]: Analyzing trace with hash 955135927, now seen corresponding path program 1 times [2022-11-19 05:48:36,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 05:48:36,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797324745] [2022-11-19 05:48:36,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 05:48:36,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 05:48:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 05:48:38,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2022-11-19 05:48:38,784 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 05:48:38,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797324745] [2022-11-19 05:48:38,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797324745] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 05:48:38,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 05:48:38,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 05:48:38,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378537239] [2022-11-19 05:48:38,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 05:48:38,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 05:48:38,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 05:48:38,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 05:48:38,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 05:48:38,857 INFO L87 Difference]: Start difference. First operand has 4657 states, 2978 states have (on average 1.3495634654130289) internal successors, (4019), 3056 states have internal predecessors, (4019), 1396 states have call successors, (1396), 284 states have call predecessors, (1396), 283 states have return successors, (1387), 1367 states have call predecessors, (1387), 1387 states have call successors, (1387) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-19 05:48:41,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:48:45,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:48:47,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:48:51,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:48:56,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:48:58,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:01,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:06,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 05:49:12,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:13,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:15,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:17,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:23,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:24,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:27,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:27,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 05:49:27,894 INFO L93 Difference]: Finished difference Result 13310 states and 19694 transitions. [2022-11-19 05:49:27,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 05:49:27,898 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 210 [2022-11-19 05:49:27,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 05:49:27,987 INFO L225 Difference]: With dead ends: 13310 [2022-11-19 05:49:27,987 INFO L226 Difference]: Without dead ends: 8677 [2022-11-19 05:49:28,022 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 [2022-11-19 05:49:28,025 INFO L413 NwaCegarLoop]: 7946 mSDtfsCounter, 5930 mSDsluCounter, 5864 mSDsCounter, 0 mSdLazyCounter, 1827 mSolverCounterSat, 11 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5935 SdHoareTripleChecker+Valid, 13810 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1827 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.2s IncrementalHoareTripleChecker+Time [2022-11-19 05:49:28,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5935 Valid, 13810 Invalid, 1848 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 1827 Invalid, 10 Unknown, 0 Unchecked, 48.2s Time] [2022-11-19 05:49:28,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8677 states. [2022-11-19 05:49:28,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8677 to 8673. [2022-11-19 05:49:28,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8673 states, 5561 states have (on average 1.3474195288617155) internal successors, (7493), 5698 states have internal predecessors, (7493), 2566 states have call successors, (2566), 545 states have call predecessors, (2566), 544 states have return successors, (2568), 2522 states have call predecessors, (2568), 2563 states have call successors, (2568) [2022-11-19 05:49:28,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8673 states to 8673 states and 12627 transitions. [2022-11-19 05:49:28,621 INFO L78 Accepts]: Start accepts. Automaton has 8673 states and 12627 transitions. Word has length 210 [2022-11-19 05:49:28,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 05:49:28,622 INFO L495 AbstractCegarLoop]: Abstraction has 8673 states and 12627 transitions. [2022-11-19 05:49:28,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-19 05:49:28,623 INFO L276 IsEmpty]: Start isEmpty. Operand 8673 states and 12627 transitions. [2022-11-19 05:49:28,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-11-19 05:49:28,635 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 05:49:28,636 INFO L195 NwaCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 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] [2022-11-19 05:49:28,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 05:49:28,636 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 05:49:28,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 05:49:28,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1747355375, now seen corresponding path program 1 times [2022-11-19 05:49:28,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 05:49:28,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455487710] [2022-11-19 05:49:28,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 05:49:28,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 05:49:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 05:49:30,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1408 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1408 trivial. 0 not checked. [2022-11-19 05:49:30,368 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 05:49:30,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455487710] [2022-11-19 05:49:30,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455487710] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 05:49:30,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 05:49:30,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 05:49:30,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202308877] [2022-11-19 05:49:30,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 05:49:30,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 05:49:30,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 05:49:30,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 05:49:30,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 05:49:30,371 INFO L87 Difference]: Start difference. First operand 8673 states and 12627 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-19 05:49:32,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:41,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:44,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:48,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:51,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:49:59,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 05:50:00,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:03,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:05,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:09,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:11,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:13,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:19,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:22,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:23,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:25,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:28,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:30,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:30,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 05:50:30,830 INFO L93 Difference]: Finished difference Result 25171 states and 36622 transitions. [2022-11-19 05:50:30,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 05:50:30,832 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 237 [2022-11-19 05:50:30,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 05:50:30,969 INFO L225 Difference]: With dead ends: 25171 [2022-11-19 05:50:30,970 INFO L226 Difference]: Without dead ends: 16537 [2022-11-19 05:50:31,030 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 [2022-11-19 05:50:31,031 INFO L413 NwaCegarLoop]: 8058 mSDtfsCounter, 5719 mSDsluCounter, 5860 mSDsCounter, 0 mSdLazyCounter, 1911 mSolverCounterSat, 19 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5723 SdHoareTripleChecker+Valid, 13918 SdHoareTripleChecker+Invalid, 1944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1911 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.5s IncrementalHoareTripleChecker+Time [2022-11-19 05:50:31,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5723 Valid, 13918 Invalid, 1944 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 1911 Invalid, 14 Unknown, 0 Unchecked, 59.5s Time] [2022-11-19 05:50:31,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16537 states. [2022-11-19 05:50:32,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16537 to 16526. [2022-11-19 05:50:32,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16526 states, 10619 states have (on average 1.3473961766644693) internal successors, (14308), 10887 states have internal predecessors, (14308), 4846 states have call successors, (4846), 1061 states have call predecessors, (4846), 1059 states have return successors, (4857), 4753 states have call predecessors, (4857), 4843 states have call successors, (4857) [2022-11-19 05:50:32,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16526 states to 16526 states and 24011 transitions. [2022-11-19 05:50:32,576 INFO L78 Accepts]: Start accepts. Automaton has 16526 states and 24011 transitions. Word has length 237 [2022-11-19 05:50:32,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 05:50:32,579 INFO L495 AbstractCegarLoop]: Abstraction has 16526 states and 24011 transitions. [2022-11-19 05:50:32,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-19 05:50:32,581 INFO L276 IsEmpty]: Start isEmpty. Operand 16526 states and 24011 transitions. [2022-11-19 05:50:32,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-19 05:50:32,595 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 05:50:32,596 INFO L195 NwaCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 05:50:32,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 05:50:32,597 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 05:50:32,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 05:50:32,609 INFO L85 PathProgramCache]: Analyzing trace with hash -321487302, now seen corresponding path program 1 times [2022-11-19 05:50:32,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 05:50:32,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216293324] [2022-11-19 05:50:32,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 05:50:32,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 05:50:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 05:50:34,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 05:50:34,507 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 05:50:34,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216293324] [2022-11-19 05:50:34,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216293324] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 05:50:34,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 05:50:34,508 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 05:50:34,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455423291] [2022-11-19 05:50:34,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 05:50:34,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 05:50:34,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 05:50:34,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 05:50:34,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 05:50:34,510 INFO L87 Difference]: Start difference. First operand 16526 states and 24011 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 05:50:36,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:47,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:50,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:53,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:56,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:50:57,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:02,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 05:51:04,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:06,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:09,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:11,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:13,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:16,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:22,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:24,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:28,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:28,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 05:51:28,773 INFO L93 Difference]: Finished difference Result 26895 states and 39318 transitions. [2022-11-19 05:51:28,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 05:51:28,774 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 262 [2022-11-19 05:51:28,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 05:51:28,911 INFO L225 Difference]: With dead ends: 26895 [2022-11-19 05:51:28,911 INFO L226 Difference]: Without dead ends: 18288 [2022-11-19 05:51:28,963 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 [2022-11-19 05:51:28,965 INFO L413 NwaCegarLoop]: 7130 mSDtfsCounter, 884 mSDsluCounter, 6173 mSDsCounter, 0 mSdLazyCounter, 1872 mSolverCounterSat, 5 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1178 SdHoareTripleChecker+Valid, 13303 SdHoareTripleChecker+Invalid, 1889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1872 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.5s IncrementalHoareTripleChecker+Time [2022-11-19 05:51:28,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1178 Valid, 13303 Invalid, 1889 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 1872 Invalid, 12 Unknown, 0 Unchecked, 53.5s Time] [2022-11-19 05:51:28,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18288 states. [2022-11-19 05:51:29,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18288 to 16548. [2022-11-19 05:51:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16548 states, 10641 states have (on average 1.3479936096231557) internal successors, (14344), 10909 states have internal predecessors, (14344), 4846 states have call successors, (4846), 1061 states have call predecessors, (4846), 1059 states have return successors, (4857), 4753 states have call predecessors, (4857), 4843 states have call successors, (4857) [2022-11-19 05:51:30,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16548 states to 16548 states and 24047 transitions. [2022-11-19 05:51:30,135 INFO L78 Accepts]: Start accepts. Automaton has 16548 states and 24047 transitions. Word has length 262 [2022-11-19 05:51:30,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 05:51:30,140 INFO L495 AbstractCegarLoop]: Abstraction has 16548 states and 24047 transitions. [2022-11-19 05:51:30,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 05:51:30,141 INFO L276 IsEmpty]: Start isEmpty. Operand 16548 states and 24047 transitions. [2022-11-19 05:51:30,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-19 05:51:30,153 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 05:51:30,153 INFO L195 NwaCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 05:51:30,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 05:51:30,154 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 05:51:30,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 05:51:30,155 INFO L85 PathProgramCache]: Analyzing trace with hash 546803916, now seen corresponding path program 1 times [2022-11-19 05:51:30,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 05:51:30,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801778969] [2022-11-19 05:51:30,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 05:51:30,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 05:51:30,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 05:51:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 05:51:31,534 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 05:51:31,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801778969] [2022-11-19 05:51:31,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801778969] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 05:51:31,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 05:51:31,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 05:51:31,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884924773] [2022-11-19 05:51:31,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 05:51:31,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 05:51:31,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 05:51:31,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 05:51:31,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 05:51:31,536 INFO L87 Difference]: Start difference. First operand 16548 states and 24047 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 05:51:33,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:43,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:46,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:50,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:52,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:54,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:51:59,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 05:52:02,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:04,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:09,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:11,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:13,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:16,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:17,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:20,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:21,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:25,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:26,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:27,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 05:52:27,070 INFO L93 Difference]: Finished difference Result 26923 states and 39358 transitions. [2022-11-19 05:52:27,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 05:52:27,072 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 263 [2022-11-19 05:52:27,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 05:52:27,198 INFO L225 Difference]: With dead ends: 26923 [2022-11-19 05:52:27,198 INFO L226 Difference]: Without dead ends: 18294 [2022-11-19 05:52:27,408 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 [2022-11-19 05:52:27,411 INFO L413 NwaCegarLoop]: 7073 mSDtfsCounter, 872 mSDsluCounter, 6151 mSDsCounter, 0 mSdLazyCounter, 1863 mSolverCounterSat, 7 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1166 SdHoareTripleChecker+Valid, 13224 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1863 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.9s IncrementalHoareTripleChecker+Time [2022-11-19 05:52:27,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1166 Valid, 13224 Invalid, 1881 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1863 Invalid, 11 Unknown, 0 Unchecked, 54.9s Time] [2022-11-19 05:52:27,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18294 states. [2022-11-19 05:52:28,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18294 to 16548. [2022-11-19 05:52:28,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16548 states, 10641 states have (on average 1.3474297528427779) internal successors, (14338), 10909 states have internal predecessors, (14338), 4846 states have call successors, (4846), 1061 states have call predecessors, (4846), 1059 states have return successors, (4857), 4753 states have call predecessors, (4857), 4843 states have call successors, (4857) [2022-11-19 05:52:28,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16548 states to 16548 states and 24041 transitions. [2022-11-19 05:52:28,631 INFO L78 Accepts]: Start accepts. Automaton has 16548 states and 24041 transitions. Word has length 263 [2022-11-19 05:52:28,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 05:52:28,632 INFO L495 AbstractCegarLoop]: Abstraction has 16548 states and 24041 transitions. [2022-11-19 05:52:28,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 05:52:28,633 INFO L276 IsEmpty]: Start isEmpty. Operand 16548 states and 24041 transitions. [2022-11-19 05:52:28,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-19 05:52:28,646 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 05:52:28,647 INFO L195 NwaCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 05:52:28,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 05:52:28,647 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 05:52:28,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 05:52:28,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1813012767, now seen corresponding path program 1 times [2022-11-19 05:52:28,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 05:52:28,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929662133] [2022-11-19 05:52:28,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 05:52:28,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 05:52:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 05:52:30,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 05:52:30,266 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 05:52:30,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929662133] [2022-11-19 05:52:30,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929662133] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 05:52:30,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 05:52:30,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 05:52:30,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936757719] [2022-11-19 05:52:30,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 05:52:30,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 05:52:30,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 05:52:30,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 05:52:30,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 05:52:30,269 INFO L87 Difference]: Start difference. First operand 16548 states and 24041 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 05:52:32,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:42,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:44,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:47,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:50,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:52,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:52:56,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 05:52:58,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:00,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:02,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:04,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:06,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:08,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:09,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:11,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:14,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:17,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:20,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 05:53:20,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 05:53:20,695 INFO L93 Difference]: Finished difference Result 25179 states and 36573 transitions. [2022-11-19 05:53:20,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 05:53:20,697 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 264 [2022-11-19 05:53:20,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 05:53:20,803 INFO L225 Difference]: With dead ends: 25179 [2022-11-19 05:53:20,804 INFO L226 Difference]: Without dead ends: 16550 [2022-11-19 05:53:20,972 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 [2022-11-19 05:53:20,973 INFO L413 NwaCegarLoop]: 5906 mSDtfsCounter, 0 mSDsluCounter, 5894 mSDsCounter, 0 mSdLazyCounter, 1687 mSolverCounterSat, 0 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11800 SdHoareTripleChecker+Invalid, 1700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1687 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.9s IncrementalHoareTripleChecker+Time [2022-11-19 05:53:20,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11800 Invalid, 1700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1687 Invalid, 13 Unknown, 0 Unchecked, 49.9s Time] [2022-11-19 05:53:20,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16550 states. [2022-11-19 05:53:21,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16550 to 16550. [2022-11-19 05:53:21,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16550 states, 10643 states have (on average 1.3473644649065113) internal successors, (14340), 10911 states have internal predecessors, (14340), 4846 states have call successors, (4846), 1061 states have call predecessors, (4846), 1059 states have return successors, (4857), 4753 states have call predecessors, (4857), 4843 states have call successors, (4857) [2022-11-19 05:53:22,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16550 states to 16550 states and 24043 transitions. [2022-11-19 05:53:22,059 INFO L78 Accepts]: Start accepts. Automaton has 16550 states and 24043 transitions. Word has length 264 [2022-11-19 05:53:22,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 05:53:22,059 INFO L495 AbstractCegarLoop]: Abstraction has 16550 states and 24043 transitions. [2022-11-19 05:53:22,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 05:53:22,060 INFO L276 IsEmpty]: Start isEmpty. Operand 16550 states and 24043 transitions. [2022-11-19 05:53:22,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-11-19 05:53:22,073 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 05:53:22,074 INFO L195 NwaCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 05:53:22,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 05:53:22,075 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 05:53:22,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 05:53:22,075 INFO L85 PathProgramCache]: Analyzing trace with hash 778152802, now seen corresponding path program 1 times [2022-11-19 05:53:22,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 05:53:22,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71589560] [2022-11-19 05:53:22,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 05:53:22,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 05:53:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 05:53:24,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 05:53:24,013 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 05:53:24,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71589560] [2022-11-19 05:53:24,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71589560] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 05:53:24,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951141944] [2022-11-19 05:53:24,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 05:53:24,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 05:53:24,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 05:53:24,022 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 05:53:24,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b10a3e1-2ab9-4e55-926b-7e95ac8e9c1e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 05:53:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 05:53:28,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 7531 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 05:53:28,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 05:53:28,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 135 proven. 1 refuted. 0 times theorem prover too weak. 1415 trivial. 0 not checked. [2022-11-19 05:53:28,452 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 05:53:28,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 05:53:28,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [951141944] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 05:53:28,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [970859912] [2022-11-19 05:53:28,864 INFO L159 IcfgInterpreter]: Started Sifa with 98 locations of interest [2022-11-19 05:53:28,864 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 05:53:28,868 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 05:53:28,873 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 05:53:28,874 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs