./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 20e2365fe4e97f82b3f1406dca4ee4f968c013ab5be2e42d683f3fd62568c64a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:34:41,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:34:41,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:34:41,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:34:41,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:34:41,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:34:41,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:34:41,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:34:41,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:34:41,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:34:41,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:34:41,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:34:41,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:34:41,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:34:41,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:34:41,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:34:41,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:34:41,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:34:41,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:34:41,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:34:41,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:34:41,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:34:41,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:34:41,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:34:41,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:34:41,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:34:41,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:34:41,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:34:41,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:34:41,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:34:41,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:34:41,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:34:41,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:34:41,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:34:41,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:34:41,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:34:41,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:34:41,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:34:41,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:34:41,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:34:41,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:34:41,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 20:34:41,201 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:34:41,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:34:41,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:34:41,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:34:41,210 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:34:41,210 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:34:41,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:34:41,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:34:41,212 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:34:41,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:34:41,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:34:41,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:34:41,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:34:41,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:34:41,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:34:41,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:34:41,216 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:34:41,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:34:41,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:34:41,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:34:41,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:34:41,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:34:41,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:34:41,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:34:41,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:34:41,219 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:34:41,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:34:41,220 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:34:41,220 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:34:41,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:34:41,221 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_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20e2365fe4e97f82b3f1406dca4ee4f968c013ab5be2e42d683f3fd62568c64a [2022-11-18 20:34:41,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:34:41,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:34:41,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:34:41,697 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:34:41,698 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:34:41,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i [2022-11-18 20:34:41,811 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/data/158880ad1/f4eb3a30c3b544a59b66f5bde2deeab4/FLAG811a60dce [2022-11-18 20:34:43,048 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:34:43,048 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i [2022-11-18 20:34:43,154 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/data/158880ad1/f4eb3a30c3b544a59b66f5bde2deeab4/FLAG811a60dce [2022-11-18 20:34:43,280 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/data/158880ad1/f4eb3a30c3b544a59b66f5bde2deeab4 [2022-11-18 20:34:43,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:34:43,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:34:43,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:34:43,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:34:43,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:34:43,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:43" (1/1) ... [2022-11-18 20:34:43,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3604da1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:43, skipping insertion in model container [2022-11-18 20:34:43,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:43" (1/1) ... [2022-11-18 20:34:43,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:34:43,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:34:49,065 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_d95c6291-7a25-41a4-80ce-c20c59892348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489169,489182] [2022-11-18 20:34:49,072 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_d95c6291-7a25-41a4-80ce-c20c59892348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489316,489329] [2022-11-18 20:34:49,074 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_d95c6291-7a25-41a4-80ce-c20c59892348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489455,489468] [2022-11-18 20:34:49,074 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_d95c6291-7a25-41a4-80ce-c20c59892348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489613,489626] [2022-11-18 20:34:49,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:34:49,230 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:34:49,972 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_d95c6291-7a25-41a4-80ce-c20c59892348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489169,489182] [2022-11-18 20:34:49,974 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_d95c6291-7a25-41a4-80ce-c20c59892348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489316,489329] [2022-11-18 20:34:49,974 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_d95c6291-7a25-41a4-80ce-c20c59892348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489455,489468] [2022-11-18 20:34:49,975 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_d95c6291-7a25-41a4-80ce-c20c59892348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489613,489626] [2022-11-18 20:34:49,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:34:50,419 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:34:50,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50 WrapperNode [2022-11-18 20:34:50,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:34:50,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:34:50,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:34:50,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:34:50,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:50,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,019 INFO L138 Inliner]: procedures = 637, calls = 3885, calls flagged for inlining = 370, calls inlined = 346, statements flattened = 9989 [2022-11-18 20:34:51,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:34:51,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:34:51,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:34:51,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:34:51,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,530 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:34:51,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:34:51,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:34:51,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:34:51,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (1/1) ... [2022-11-18 20:34:51,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:34:51,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:34:51,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:34:51,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95c6291-7a25-41a4-80ce-c20c59892348/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:34:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure skge_get_regs_len [2022-11-18 20:34:51,756 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_get_regs_len [2022-11-18 20:34:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-18 20:34:51,757 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-18 20:34:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-18 20:34:51,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-18 20:34:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 20:34:51,757 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 20:34:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-18 20:34:51,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-18 20:34:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-18 20:34:51,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-18 20:34:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 20:34:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 20:34:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure xm_outhash [2022-11-18 20:34:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_outhash [2022-11-18 20:34:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-18 20:34:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-18 20:34:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-18 20:34:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-18 20:34:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure xm_phy_read [2022-11-18 20:34:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_phy_read [2022-11-18 20:34:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-18 20:34:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-18 20:34:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 20:34:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 20:34:51,762 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-11-18 20:34:51,762 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-11-18 20:34:51,762 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-18 20:34:51,762 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-18 20:34:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure skge_led [2022-11-18 20:34:51,763 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_led [2022-11-18 20:34:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure skge_usecs2clk [2022-11-18 20:34:51,764 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_usecs2clk [2022-11-18 20:34:51,764 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2022-11-18 20:34:51,764 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2022-11-18 20:34:51,764 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-18 20:34:51,765 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-18 20:34:51,765 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-18 20:34:51,766 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-18 20:34:51,766 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 20:34:51,766 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 20:34:51,766 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-11-18 20:34:51,767 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-11-18 20:34:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-18 20:34:51,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-18 20:34:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock [2022-11-18 20:34:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock [2022-11-18 20:34:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure xm_write32 [2022-11-18 20:34:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_write32 [2022-11-18 20:34:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 20:34:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 20:34:51,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 20:34:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 20:34:51,771 INFO L130 BoogieDeclarations]: Found specification of procedure skge_write8 [2022-11-18 20:34:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_write8 [2022-11-18 20:34:51,772 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 20:34:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 20:34:51,772 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-18 20:34:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-18 20:34:51,773 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-18 20:34:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-18 20:34:51,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 20:34:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 20:34:51,774 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 20:34:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 20:34:51,776 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-18 20:34:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-18 20:34:51,776 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_link_up [2022-11-18 20:34:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_link_up [2022-11-18 20:34:51,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:34:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-18 20:34:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-18 20:34:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure skge_tx_timeout [2022-11-18 20:34:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_tx_timeout [2022-11-18 20:34:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-11-18 20:34:51,778 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-11-18 20:34:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-18 20:34:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-18 20:34:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2022-11-18 20:34:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2022-11-18 20:34:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_reset [2022-11-18 20:34:51,780 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_reset [2022-11-18 20:34:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-18 20:34:51,781 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-18 20:34:51,781 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 20:34:51,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 20:34:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-18 20:34:51,782 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-18 20:34:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-18 20:34:51,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-18 20:34:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 20:34:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure skge_ramset [2022-11-18 20:34:51,784 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_ramset [2022-11-18 20:34:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 20:34:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 20:34:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-18 20:34:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-18 20:34:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 20:34:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 20:34:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 20:34:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 20:34:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 20:34:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure skge_set_multicast [2022-11-18 20:34:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_set_multicast [2022-11-18 20:34:51,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:34:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure bcom_check_link [2022-11-18 20:34:51,788 INFO L138 BoogieDeclarations]: Found implementation of procedure bcom_check_link [2022-11-18 20:34:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-18 20:34:51,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-18 20:34:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure skge_remove [2022-11-18 20:34:51,789 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_remove [2022-11-18 20:34:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 20:34:51,794 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 20:34:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure skge_suspend [2022-11-18 20:34:51,796 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_suspend [2022-11-18 20:34:51,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-18 20:34:51,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-18 20:34:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure skge_write16 [2022-11-18 20:34:51,800 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_write16 [2022-11-18 20:34:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-18 20:34:51,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-18 20:34:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 20:34:51,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 20:34:51,807 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-18 20:34:51,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-18 20:34:51,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-18 20:34:51,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-18 20:34:51,808 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-11-18 20:34:51,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-11-18 20:34:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-18 20:34:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-18 20:34:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 20:34:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 20:34:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure xm_write16 [2022-11-18 20:34:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_write16 [2022-11-18 20:34:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure skge_mac_parity [2022-11-18 20:34:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_mac_parity [2022-11-18 20:34:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-18 20:34:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-18 20:34:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:34:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-18 20:34:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-18 20:34:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-18 20:34:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-18 20:34:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-11-18 20:34:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-11-18 20:34:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-18 20:34:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-18 20:34:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-18 20:34:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-18 20:34:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-11-18 20:34:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-11-18 20:34:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-18 20:34:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-18 20:34:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure skge_link_down [2022-11-18 20:34:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_link_down [2022-11-18 20:34:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure skge_rx_setup [2022-11-18 20:34:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_rx_setup [2022-11-18 20:34:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure skge_write32 [2022-11-18 20:34:51,815 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_write32 [2022-11-18 20:34:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure skge_read8 [2022-11-18 20:34:51,815 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_read8 [2022-11-18 20:34:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:34:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure skge_tx_clean [2022-11-18 20:34:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_tx_clean [2022-11-18 20:34:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-18 20:34:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-18 20:34:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 20:34:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 20:34:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 20:34:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 20:34:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 20:34:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-18 20:34:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-18 20:34:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 20:34:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:34:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:34:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-18 20:34:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-18 20:34:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure skge_up [2022-11-18 20:34:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_up [2022-11-18 20:34:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 20:34:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 20:34:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure skge_reset [2022-11-18 20:34:51,820 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_reset [2022-11-18 20:34:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure skge_vpd_read [2022-11-18 20:34:51,820 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_vpd_read [2022-11-18 20:34:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-18 20:34:51,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-18 20:34:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure wol_supported [2022-11-18 20:34:51,821 INFO L138 BoogieDeclarations]: Found implementation of procedure wol_supported [2022-11-18 20:34:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-18 20:34:51,821 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-18 20:34:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 20:34:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 20:34:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_init [2022-11-18 20:34:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_init [2022-11-18 20:34:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-18 20:34:51,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-18 20:34:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure xm_phy_write [2022-11-18 20:34:51,823 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_phy_write [2022-11-18 20:34:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-18 20:34:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-18 20:34:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-18 20:34:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-18 20:34:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure skge_resume [2022-11-18 20:34:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_resume [2022-11-18 20:34:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_get_stats [2022-11-18 20:34:51,825 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_get_stats [2022-11-18 20:34:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-18 20:34:51,825 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-18 20:34:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure skge_supported_modes [2022-11-18 20:34:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_supported_modes [2022-11-18 20:34:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:34:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:34:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-18 20:34:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-18 20:34:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-18 20:34:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-18 20:34:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2022-11-18 20:34:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2022-11-18 20:34:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 20:34:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 20:34:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 20:34:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 20:34:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 20:34:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 20:34:51,829 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-18 20:34:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-18 20:34:51,829 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_get_stats [2022-11-18 20:34:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_get_stats [2022-11-18 20:34:51,829 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-11-18 20:34:51,830 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-11-18 20:34:51,830 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-18 20:34:51,830 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-18 20:34:51,830 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_add_filter [2022-11-18 20:34:51,830 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_add_filter [2022-11-18 20:34:51,831 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-18 20:34:51,832 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-18 20:34:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_add_filter [2022-11-18 20:34:51,837 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_add_filter [2022-11-18 20:34:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-18 20:34:51,837 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-18 20:34:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-18 20:34:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-18 20:34:51,838 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-18 20:34:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure skge_get_pauseparam [2022-11-18 20:34:51,838 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_get_pauseparam [2022-11-18 20:34:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-18 20:34:51,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-18 20:34:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure skge_down [2022-11-18 20:34:51,842 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_down [2022-11-18 20:34:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2022-11-18 20:34:51,842 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2022-11-18 20:34:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_skge_cleanup_module_20_2 [2022-11-18 20:34:51,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_skge_cleanup_module_20_2 [2022-11-18 20:34:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure xm_read32 [2022-11-18 20:34:51,843 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_read32 [2022-11-18 20:34:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-18 20:34:51,843 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-18 20:34:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2022-11-18 20:34:51,843 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2022-11-18 20:34:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 20:34:51,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 20:34:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure xm_read16 [2022-11-18 20:34:51,844 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_read16 [2022-11-18 20:34:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-18 20:34:51,844 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-18 20:34:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-18 20:34:51,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-18 20:34:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-18 20:34:51,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-18 20:34:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-18 20:34:51,845 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-18 20:34:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-18 20:34:51,845 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-18 20:34:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_link_up [2022-11-18 20:34:51,846 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_link_up [2022-11-18 20:34:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:34:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-18 20:34:51,846 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-18 20:34:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-11-18 20:34:51,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-11-18 20:34:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 20:34:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure skge_tx_unmap [2022-11-18 20:34:51,847 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_tx_unmap [2022-11-18 20:34:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure skge_ring_alloc [2022-11-18 20:34:51,847 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_ring_alloc [2022-11-18 20:34:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2022-11-18 20:34:51,847 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2022-11-18 20:34:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure hwkhz [2022-11-18 20:34:51,847 INFO L138 BoogieDeclarations]: Found implementation of procedure hwkhz [2022-11-18 20:34:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 20:34:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure skge_mac_intr [2022-11-18 20:34:51,848 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_mac_intr [2022-11-18 20:34:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-18 20:34:51,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-18 20:34:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-18 20:34:51,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-18 20:34:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-18 20:34:51,849 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-18 20:34:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-18 20:34:51,849 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-18 20:34:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_reset [2022-11-18 20:34:51,849 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_reset [2022-11-18 20:34:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2022-11-18 20:34:51,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2022-11-18 20:34:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure __xm_phy_read [2022-11-18 20:34:51,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __xm_phy_read [2022-11-18 20:34:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure xm_outaddr [2022-11-18 20:34:51,850 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_outaddr [2022-11-18 20:34:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-18 20:34:51,850 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-18 20:34:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-18 20:34:51,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-18 20:34:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure skge_devinit [2022-11-18 20:34:51,851 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_devinit [2022-11-18 20:34:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 20:34:51,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 20:34:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-18 20:34:51,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-18 20:34:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2022-11-18 20:34:51,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2022-11-18 20:34:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 20:34:51,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 20:34:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure skge_link_up [2022-11-18 20:34:51,852 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_link_up [2022-11-18 20:34:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure skge_nway_reset [2022-11-18 20:34:51,852 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_nway_reset [2022-11-18 20:34:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-18 20:34:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-18 20:34:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_mac_init [2022-11-18 20:34:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_mac_init [2022-11-18 20:34:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2022-11-18 20:34:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2022-11-18 20:34:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure skge_avail [2022-11-18 20:34:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_avail [2022-11-18 20:34:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure skge_read32 [2022-11-18 20:34:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_read32 [2022-11-18 20:34:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-18 20:34:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-18 20:34:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-18 20:34:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-18 20:34:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure is_genesis [2022-11-18 20:34:51,855 INFO L138 BoogieDeclarations]: Found implementation of procedure is_genesis [2022-11-18 20:34:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-18 20:34:51,855 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-18 20:34:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock [2022-11-18 20:34:51,855 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock [2022-11-18 20:34:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 20:34:51,855 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 20:34:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:34:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure skge_shutdown [2022-11-18 20:34:51,856 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_shutdown [2022-11-18 20:34:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-18 20:34:51,856 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-18 20:34:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 20:34:51,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 20:34:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure skge_wol_init [2022-11-18 20:34:51,857 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_wol_init [2022-11-18 20:34:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-18 20:34:51,857 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-18 20:34:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure skge_rx_clean [2022-11-18 20:34:51,857 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_rx_clean [2022-11-18 20:34:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure skge_netpoll [2022-11-18 20:34:51,858 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_netpoll [2022-11-18 20:34:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure skge_intr [2022-11-18 20:34:51,858 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_intr [2022-11-18 20:34:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-18 20:34:51,858 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-18 20:34:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure skge_get_eeprom_len [2022-11-18 20:34:51,858 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_get_eeprom_len [2022-11-18 20:34:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 20:34:51,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 20:34:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 20:34:51,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 20:34:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2022-11-18 20:34:51,859 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2022-11-18 20:34:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-18 20:34:51,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-18 20:34:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_speed [2022-11-18 20:34:51,860 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_speed [2022-11-18 20:34:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 20:34:51,860 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 20:34:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure skge_read16 [2022-11-18 20:34:51,860 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_read16 [2022-11-18 20:34:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:34:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2022-11-18 20:34:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2022-11-18 20:34:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure xm_link_down [2022-11-18 20:34:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_link_down [2022-11-18 20:34:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-18 20:34:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-18 20:34:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-18 20:34:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-18 20:34:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure skge_show_addr [2022-11-18 20:34:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_show_addr [2022-11-18 20:34:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure skge_qset [2022-11-18 20:34:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_qset [2022-11-18 20:34:53,580 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:34:53,606 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:34:53,694 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 20:46:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-18 20:46:02,029 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:46:02,072 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:46:02,072 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-18 20:46:02,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:46:02 BoogieIcfgContainer [2022-11-18 20:46:02,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:46:02,081 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:46:02,081 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:46:02,085 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:46:02,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:34:43" (1/3) ... [2022-11-18 20:46:02,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70681718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:46:02, skipping insertion in model container [2022-11-18 20:46:02,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:50" (2/3) ... [2022-11-18 20:46:02,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70681718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:46:02, skipping insertion in model container [2022-11-18 20:46:02,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:46:02" (3/3) ... [2022-11-18 20:46:02,088 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i [2022-11-18 20:46:02,106 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:46:02,106 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-18 20:46:02,245 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:46:02,252 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@65dae72e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:46:02,253 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-18 20:46:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand has 4149 states, 2780 states have (on average 1.3172661870503597) internal successors, (3662), 2862 states have internal predecessors, (3662), 1177 states have call successors, (1177), 191 states have call predecessors, (1177), 190 states have return successors, (1167), 1143 states have call predecessors, (1167), 1167 states have call successors, (1167) [2022-11-18 20:46:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-11-18 20:46:02,319 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:46:02,320 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:46:02,321 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:46:02,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:46:02,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1003689178, now seen corresponding path program 1 times [2022-11-18 20:46:02,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:46:02,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644511754] [2022-11-18 20:46:02,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:46:02,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:46:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:46:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:46:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:46:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:46:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:46:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:46:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:46:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:46:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:46:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:46:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:46:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:46:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:46:05,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:46:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:46:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:46:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:46:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:46:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:46:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 20:46:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 20:46:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 20:46:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 20:46:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 20:46:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 20:46:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 20:46:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 20:46:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-18 20:46:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-18 20:46:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-18 20:46:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-18 20:46:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-11-18 20:46:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:05,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2022-11-18 20:46:05,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:46:05,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644511754] [2022-11-18 20:46:05,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644511754] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:46:05,986 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:46:05,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:46:05,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544905608] [2022-11-18 20:46:05,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:46:05,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:46:05,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:46:06,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:46:06,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:46:06,046 INFO L87 Difference]: Start difference. First operand has 4149 states, 2780 states have (on average 1.3172661870503597) internal successors, (3662), 2862 states have internal predecessors, (3662), 1177 states have call successors, (1177), 191 states have call predecessors, (1177), 190 states have return successors, (1167), 1143 states have call predecessors, (1167), 1167 states have call successors, (1167) Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-18 20:46:08,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:46:10,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:46:35,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:46:49,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:46:49,024 INFO L93 Difference]: Finished difference Result 12570 states and 18582 transitions. [2022-11-18 20:46:49,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:46:49,026 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 359 [2022-11-18 20:46:49,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:46:49,119 INFO L225 Difference]: With dead ends: 12570 [2022-11-18 20:46:49,119 INFO L226 Difference]: Without dead ends: 8471 [2022-11-18 20:46:49,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:46:49,164 INFO L413 NwaCegarLoop]: 5041 mSDtfsCounter, 7731 mSDsluCounter, 5895 mSDsCounter, 0 mSdLazyCounter, 5985 mSolverCounterSat, 3385 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8803 SdHoareTripleChecker+Valid, 10936 SdHoareTripleChecker+Invalid, 9373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3385 IncrementalHoareTripleChecker+Valid, 5985 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.8s IncrementalHoareTripleChecker+Time [2022-11-18 20:46:49,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8803 Valid, 10936 Invalid, 9373 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3385 Valid, 5985 Invalid, 3 Unknown, 0 Unchecked, 41.8s Time] [2022-11-18 20:46:49,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8471 states. [2022-11-18 20:46:49,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8471 to 7991. [2022-11-18 20:46:49,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7991 states, 5338 states have (on average 1.2939303109778943) internal successors, (6907), 5501 states have internal predecessors, (6907), 2274 states have call successors, (2274), 378 states have call predecessors, (2274), 377 states have return successors, (2271), 2223 states have call predecessors, (2271), 2271 states have call successors, (2271) [2022-11-18 20:46:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7991 states to 7991 states and 11452 transitions. [2022-11-18 20:46:49,770 INFO L78 Accepts]: Start accepts. Automaton has 7991 states and 11452 transitions. Word has length 359 [2022-11-18 20:46:49,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:46:49,772 INFO L495 AbstractCegarLoop]: Abstraction has 7991 states and 11452 transitions. [2022-11-18 20:46:49,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-18 20:46:49,772 INFO L276 IsEmpty]: Start isEmpty. Operand 7991 states and 11452 transitions. [2022-11-18 20:46:49,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2022-11-18 20:46:49,787 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:46:49,787 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:46:49,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:46:49,788 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:46:49,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:46:49,789 INFO L85 PathProgramCache]: Analyzing trace with hash -334350546, now seen corresponding path program 1 times [2022-11-18 20:46:49,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:46:49,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247852783] [2022-11-18 20:46:49,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:46:49,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:46:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:46:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:46:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:46:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:46:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:46:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:46:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:46:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:46:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:46:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:46:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:46:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:46:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:46:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:46:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:46:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:46:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:51,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:46:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:46:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:46:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 20:46:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 20:46:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 20:46:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 20:46:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 20:46:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 20:46:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 20:46:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 20:46:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-18 20:46:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-18 20:46:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-18 20:46:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:46:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-18 20:46:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-11-18 20:46:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-11-18 20:46:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:46:52,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2022-11-18 20:46:52,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:46:52,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247852783] [2022-11-18 20:46:52,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247852783] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:46:52,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:46:52,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:46:52,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174141499] [2022-11-18 20:46:52,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:46:52,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:46:52,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:46:52,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:46:52,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:46:52,342 INFO L87 Difference]: Start difference. First operand 7991 states and 11452 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-18 20:46:54,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:46:56,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:47:21,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:47:26,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:47:34,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:47:34,026 INFO L93 Difference]: Finished difference Result 20017 states and 28920 transitions. [2022-11-18 20:47:34,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:47:34,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 379 [2022-11-18 20:47:34,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:47:34,120 INFO L225 Difference]: With dead ends: 20017 [2022-11-18 20:47:34,121 INFO L226 Difference]: Without dead ends: 12091 [2022-11-18 20:47:34,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:47:34,166 INFO L413 NwaCegarLoop]: 5002 mSDtfsCounter, 7312 mSDsluCounter, 5921 mSDsCounter, 0 mSdLazyCounter, 5918 mSolverCounterSat, 3273 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8319 SdHoareTripleChecker+Valid, 10923 SdHoareTripleChecker+Invalid, 9195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3273 IncrementalHoareTripleChecker+Valid, 5918 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.7s IncrementalHoareTripleChecker+Time [2022-11-18 20:47:34,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8319 Valid, 10923 Invalid, 9195 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3273 Valid, 5918 Invalid, 4 Unknown, 0 Unchecked, 40.7s Time] [2022-11-18 20:47:34,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12091 states. [2022-11-18 20:47:34,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12091 to 11397. [2022-11-18 20:47:34,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11397 states, 7624 states have (on average 1.2948583420776496) internal successors, (9872), 7857 states have internal predecessors, (9872), 3224 states have call successors, (3224), 549 states have call predecessors, (3224), 547 states have return successors, (3221), 3146 states have call predecessors, (3221), 3221 states have call successors, (3221) [2022-11-18 20:47:34,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11397 states to 11397 states and 16317 transitions. [2022-11-18 20:47:34,856 INFO L78 Accepts]: Start accepts. Automaton has 11397 states and 16317 transitions. Word has length 379 [2022-11-18 20:47:34,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:47:34,862 INFO L495 AbstractCegarLoop]: Abstraction has 11397 states and 16317 transitions. [2022-11-18 20:47:34,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-18 20:47:34,863 INFO L276 IsEmpty]: Start isEmpty. Operand 11397 states and 16317 transitions. [2022-11-18 20:47:34,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2022-11-18 20:47:34,875 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:47:34,875 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 30, 30, 30, 30, 30, 30, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:47:34,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:47:34,876 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:47:34,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:34,877 INFO L85 PathProgramCache]: Analyzing trace with hash -604982505, now seen corresponding path program 1 times [2022-11-18 20:47:34,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:34,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996054149] [2022-11-18 20:47:34,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:34,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:47:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:47:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:47:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:47:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:47:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:47:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:47:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:47:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:47:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:47:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:47:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:47:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:47:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:47:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:47:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:47:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:47:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:47:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:47:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 20:47:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 20:47:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 20:47:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 20:47:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 20:47:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 20:47:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 20:47:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 20:47:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-18 20:47:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-18 20:47:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-18 20:47:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:36,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-18 20:47:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:37,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-11-18 20:47:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:37,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:47:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:37,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:47:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:37,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 20:47:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:37,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-11-18 20:47:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:37,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4009 trivial. 0 not checked. [2022-11-18 20:47:37,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:37,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996054149] [2022-11-18 20:47:37,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996054149] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:37,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:37,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:47:37,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242178304] [2022-11-18 20:47:37,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:37,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:47:37,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:37,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:47:37,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:47:37,075 INFO L87 Difference]: Start difference. First operand 11397 states and 16317 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-18 20:47:39,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:47:41,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:48:05,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:48:08,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:48:14,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:48:23,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:48:23,599 INFO L93 Difference]: Finished difference Result 31418 states and 45329 transitions. [2022-11-18 20:48:23,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:48:23,600 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 392 [2022-11-18 20:48:23,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:48:23,762 INFO L225 Difference]: With dead ends: 31418 [2022-11-18 20:48:23,762 INFO L226 Difference]: Without dead ends: 20086 [2022-11-18 20:48:23,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:48:23,832 INFO L413 NwaCegarLoop]: 5033 mSDtfsCounter, 7667 mSDsluCounter, 5915 mSDsCounter, 0 mSdLazyCounter, 5981 mSolverCounterSat, 3391 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8738 SdHoareTripleChecker+Valid, 10948 SdHoareTripleChecker+Invalid, 9377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3391 IncrementalHoareTripleChecker+Valid, 5981 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.3s IncrementalHoareTripleChecker+Time [2022-11-18 20:48:23,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8738 Valid, 10948 Invalid, 9377 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3391 Valid, 5981 Invalid, 5 Unknown, 0 Unchecked, 45.3s Time] [2022-11-18 20:48:23,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20086 states. [2022-11-18 20:48:25,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20086 to 18919. [2022-11-18 20:48:25,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18919 states, 12656 states have (on average 1.2934576485461442) internal successors, (16370), 13053 states have internal predecessors, (16370), 5346 states have call successors, (5346), 918 states have call predecessors, (5346), 915 states have return successors, (5345), 5209 states have call predecessors, (5345), 5343 states have call successors, (5345) [2022-11-18 20:48:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18919 states to 18919 states and 27061 transitions. [2022-11-18 20:48:25,183 INFO L78 Accepts]: Start accepts. Automaton has 18919 states and 27061 transitions. Word has length 392 [2022-11-18 20:48:25,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:48:25,184 INFO L495 AbstractCegarLoop]: Abstraction has 18919 states and 27061 transitions. [2022-11-18 20:48:25,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-18 20:48:25,184 INFO L276 IsEmpty]: Start isEmpty. Operand 18919 states and 27061 transitions. [2022-11-18 20:48:25,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2022-11-18 20:48:25,205 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:48:25,206 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 31, 31, 31, 31, 31, 31, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:48:25,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:48:25,206 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:48:25,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:48:25,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1413544324, now seen corresponding path program 1 times [2022-11-18 20:48:25,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:48:25,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836700223] [2022-11-18 20:48:25,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:48:25,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:48:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:48:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:48:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:48:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:48:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:48:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:48:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:48:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:48:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:48:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:48:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:48:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:48:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:26,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:48:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:48:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:48:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:48:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:48:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:48:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:48:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 20:48:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 20:48:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 20:48:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 20:48:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 20:48:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 20:48:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 20:48:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 20:48:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-18 20:48:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-18 20:48:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-18 20:48:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-18 20:48:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-11-18 20:48:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-11-18 20:48:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-11-18 20:48:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-11-18 20:48:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-18 20:48:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:48:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-18 20:48:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-18 20:48:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-18 20:48:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:48:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4611 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4599 trivial. 0 not checked. [2022-11-18 20:48:27,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:48:27,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836700223] [2022-11-18 20:48:27,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836700223] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:48:27,519 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:48:27,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:48:27,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374081060] [2022-11-18 20:48:27,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:48:27,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:48:27,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:48:27,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:48:27,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:48:27,522 INFO L87 Difference]: Start difference. First operand 18919 states and 27061 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-11-18 20:48:29,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:48:31,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:49:01,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []