./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ed05c854ea2052ceef0a8616d174bb96c75960b07bf25a2959b9efa433484633 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 21:00:47,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:00:47,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:00:47,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:00:47,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:00:47,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:00:47,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:00:47,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:00:47,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:00:47,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:00:47,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:00:47,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:00:47,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:00:47,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:00:47,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:00:47,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:00:47,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:00:47,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:00:47,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:00:47,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:00:47,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:00:47,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:00:47,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:00:47,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:00:47,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:00:47,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:00:47,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:00:47,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:00:47,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:00:47,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:00:47,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:00:47,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:00:47,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:00:47,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:00:47,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:00:47,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:00:47,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:00:47,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:00:47,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:00:47,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:00:47,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:00:47,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 21:00:47,205 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:00:47,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:00:47,206 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:00:47,206 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:00:47,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:00:47,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:00:47,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:00:47,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:00:47,209 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:00:47,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:00:47,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:00:47,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:00:47,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:00:47,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:00:47,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:00:47,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:00:47,210 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:00:47,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:00:47,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:00:47,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:00:47,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:00:47,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:00:47,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:00:47,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:00:47,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:00:47,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:00:47,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:00:47,213 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:00:47,213 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:00:47,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:00:47,214 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_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed05c854ea2052ceef0a8616d174bb96c75960b07bf25a2959b9efa433484633 [2022-11-02 21:00:47,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:00:47,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:00:47,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:00:47,532 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:00:47,532 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:00:47,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-11-02 21:00:47,612 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/data/15c0e92dd/1eb752066ed64869b79074cc046315c4/FLAGa04612e65 [2022-11-02 21:00:48,644 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:00:48,645 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-11-02 21:00:48,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/data/15c0e92dd/1eb752066ed64869b79074cc046315c4/FLAGa04612e65 [2022-11-02 21:00:48,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/data/15c0e92dd/1eb752066ed64869b79074cc046315c4 [2022-11-02 21:00:48,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:00:48,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:00:48,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:00:48,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:00:48,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:00:48,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:00:48" (1/1) ... [2022-11-02 21:00:48,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e359fe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:48, skipping insertion in model container [2022-11-02 21:00:48,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:00:48" (1/1) ... [2022-11-02 21:00:48,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:00:49,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:00:55,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[593537,593550] [2022-11-02 21:00:55,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:00:55,668 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:00:56,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[593537,593550] [2022-11-02 21:00:56,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:00:56,890 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:00:56,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56 WrapperNode [2022-11-02 21:00:56,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:00:56,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:00:56,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:00:56,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:00:56,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:57,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:57,510 INFO L138 Inliner]: procedures = 713, calls = 7535, calls flagged for inlining = 297, calls inlined = 287, statements flattened = 15386 [2022-11-02 21:00:57,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:00:57,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:00:57,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:00:57,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:00:57,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:57,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:57,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:57,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:58,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:58,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:58,202 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:58,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:58,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:00:58,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:00:58,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:00:58,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:00:58,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (1/1) ... [2022-11-02 21:00:58,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:00:58,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:00:58,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:00:58,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41b53946-14a2-4119-a463-4bf7a9288efb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:00:58,543 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 21:00:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 21:00:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-02 21:00:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-02 21:00:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-02 21:00:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 21:00:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 21:00:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-02 21:00:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-02 21:00:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-11-02 21:00:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-11-02 21:00:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-02 21:00:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-02 21:00:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-02 21:00:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-02 21:00:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-11-02 21:00:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-11-02 21:00:58,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 21:00:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 21:00:58,546 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-11-02 21:00:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-11-02 21:00:58,546 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-11-02 21:00:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-11-02 21:00:58,546 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-11-02 21:00:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-11-02 21:00:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-11-02 21:00:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-11-02 21:00:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-02 21:00:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-02 21:00:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-11-02 21:00:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-11-02 21:00:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_port_cfg_work [2022-11-02 21:00:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_port_cfg_work [2022-11-02 21:00:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-11-02 21:00:58,548 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-11-02 21:00:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-02 21:00:58,548 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-02 21:00:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-11-02 21:00:58,548 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-11-02 21:00:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-02 21:00:58,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-02 21:00:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-02 21:00:58,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-02 21:00:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-02 21:00:58,549 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-02 21:00:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-02 21:00:58,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-02 21:00:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 21:00:58,549 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 21:00:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-11-02 21:00:58,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-11-02 21:00:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_kill_vid [2022-11-02 21:00:58,550 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_kill_vid [2022-11-02 21:00:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 21:00:58,550 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 21:00:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-11-02 21:00:58,550 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-11-02 21:00:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-11-02 21:00:58,551 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-11-02 21:00:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-11-02 21:00:58,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-11-02 21:00:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-11-02 21:00:58,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-11-02 21:00:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-11-02 21:00:58,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-11-02 21:00:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-11-02 21:00:58,552 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-11-02 21:00:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 21:00:58,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 21:00:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-11-02 21:00:58,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-11-02 21:00:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 21:00:58,552 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 21:00:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-02 21:00:58,553 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-02 21:00:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-11-02 21:00:58,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-11-02 21:00:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 21:00:58,553 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 21:00:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-11-02 21:00:58,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-11-02 21:00:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-11-02 21:00:58,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-11-02 21:00:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-02 21:00:58,554 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-02 21:00:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-02 21:00:58,554 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-02 21:00:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:00:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-02 21:00:58,554 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-02 21:00:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-11-02 21:00:58,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-11-02 21:00:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-11-02 21:00:58,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-11-02 21:00:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-11-02 21:00:58,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-11-02 21:00:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-11-02 21:00:58,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-11-02 21:00:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-11-02 21:00:58,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-11-02 21:00:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-11-02 21:00:58,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-11-02 21:00:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-02 21:00:58,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-02 21:00:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-11-02 21:00:58,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-11-02 21:00:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-11-02 21:00:58,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-11-02 21:00:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-11-02 21:00:58,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-11-02 21:00:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 21:00:58,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 21:00:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-11-02 21:00:58,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-11-02 21:00:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 21:00:58,558 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 21:00:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-11-02 21:00:58,558 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-11-02 21:00:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-02 21:00:58,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-02 21:00:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 21:00:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-11-02 21:00:58,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-11-02 21:00:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-02 21:00:58,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-02 21:00:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 21:00:58,560 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 21:00:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 21:00:58,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 21:00:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-11-02 21:00:58,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-11-02 21:00:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_idc_work [2022-11-02 21:00:58,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_idc_work [2022-11-02 21:00:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-11-02 21:00:58,561 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-11-02 21:00:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-11-02 21:00:58,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-11-02 21:00:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 21:00:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-11-02 21:00:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-11-02 21:00:58,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2022-11-02 21:00:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2022-11-02 21:00:58,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 21:00:58,562 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-02 21:00:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-02 21:00:58,562 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-02 21:00:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-02 21:00:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-11-02 21:00:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-11-02 21:00:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2022-11-02 21:00:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2022-11-02 21:00:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 21:00:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 21:00:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-02 21:00:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-02 21:00:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-11-02 21:00:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-11-02 21:00:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-11-02 21:00:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-11-02 21:00:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-11-02 21:00:58,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-11-02 21:00:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-02 21:00:58,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-02 21:00:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-02 21:00:58,565 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-02 21:00:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-11-02 21:00:58,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-11-02 21:00:58,566 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-11-02 21:00:58,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-11-02 21:00:58,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-02 21:00:58,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-02 21:00:58,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 21:00:58,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 21:00:58,567 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-11-02 21:00:58,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-11-02 21:00:58,567 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-11-02 21:00:58,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-11-02 21:00:58,567 INFO L130 BoogieDeclarations]: Found specification of procedure ql_asic_reset_work [2022-11-02 21:00:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_asic_reset_work [2022-11-02 21:00:58,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 21:00:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 21:00:58,568 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-11-02 21:00:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-11-02 21:00:58,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 21:00:58,568 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-11-02 21:00:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-11-02 21:00:58,569 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-11-02 21:00:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-11-02 21:00:58,569 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-11-02 21:00:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-11-02 21:00:58,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:00:58,570 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-02 21:00:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-02 21:00:58,570 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_get_stats [2022-11-02 21:00:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_get_stats [2022-11-02 21:00:58,570 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 21:00:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 21:00:58,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:00:58,571 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 21:00:58,571 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-11-02 21:00:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-11-02 21:00:58,571 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-02 21:00:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-02 21:00:58,571 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-11-02 21:00:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-11-02 21:00:58,572 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 21:00:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 21:00:58,572 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_slot_reset [2022-11-02 21:00:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_slot_reset [2022-11-02 21:00:58,572 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___0 [2022-11-02 21:00:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___0 [2022-11-02 21:00:58,573 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 21:00:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 21:00:58,573 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-11-02 21:00:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-11-02 21:00:58,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 21:00:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 21:00:58,573 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-11-02 21:00:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-11-02 21:00:58,574 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-11-02 21:00:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-11-02 21:00:58,574 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 21:00:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 21:00:58,574 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-11-02 21:00:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-11-02 21:00:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-02 21:00:58,575 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-02 21:00:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-11-02 21:00:58,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-11-02 21:00:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-02 21:00:58,575 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-02 21:00:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-02 21:00:58,576 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-02 21:00:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-11-02 21:00:58,576 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-11-02 21:00:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-11-02 21:00:58,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-11-02 21:00:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-02 21:00:58,576 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-02 21:00:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-11-02 21:00:58,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-11-02 21:00:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-02 21:00:58,577 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-02 21:00:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 21:00:58,577 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 21:00:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-11-02 21:00:58,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-11-02 21:00:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_core_to_log [2022-11-02 21:00:58,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_core_to_log [2022-11-02 21:00:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_mac_address [2022-11-02 21:00:58,578 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_mac_address [2022-11-02 21:00:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:00:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:00:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-11-02 21:00:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-11-02 21:00:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-02 21:00:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-02 21:00:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-11-02 21:00:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-11-02 21:00:58,580 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-11-02 21:00:58,580 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-11-02 21:00:58,580 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 21:00:58,580 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 21:00:58,580 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-11-02 21:00:58,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-11-02 21:00:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 21:00:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 21:00:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 21:00:58,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 21:00:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-11-02 21:00:58,581 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-11-02 21:00:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-02 21:00:58,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-02 21:00:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 21:00:58,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 21:00:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-11-02 21:00:58,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-11-02 21:00:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-02 21:00:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-02 21:00:58,583 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-02 21:00:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-02 21:00:58,583 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-02 21:00:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-02 21:00:58,583 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-11-02 21:00:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-11-02 21:00:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_idc_ack [2022-11-02 21:00:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_idc_ack [2022-11-02 21:00:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-02 21:00:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-11-02 21:00:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-11-02 21:00:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-02 21:00:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-02 21:00:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-02 21:00:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-02 21:00:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-11-02 21:00:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-11-02 21:00:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-11-02 21:00:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-11-02 21:00:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-11-02 21:00:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-11-02 21:00:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-11-02 21:00:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-11-02 21:00:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-11-02 21:00:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-11-02 21:00:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-11-02 21:00:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-11-02 21:00:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 21:00:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 21:00:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 21:00:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 21:00:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-02 21:00:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-02 21:00:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-02 21:00:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-02 21:00:58,588 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-02 21:00:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-02 21:00:58,588 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-11-02 21:00:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-11-02 21:00:58,588 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 21:00:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 21:00:58,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 21:00:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 21:00:58,589 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-11-02 21:00:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-11-02 21:00:58,589 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-11-02 21:00:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-11-02 21:00:58,589 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 21:00:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 21:00:58,590 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-11-02 21:00:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-11-02 21:00:58,590 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-02 21:00:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-02 21:00:58,590 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-02 21:00:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-02 21:00:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-11-02 21:00:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-11-02 21:00:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-11-02 21:00:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-11-02 21:00:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-02 21:00:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-02 21:00:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-11-02 21:00:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-11-02 21:00:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-02 21:00:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-02 21:00:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-02 21:00:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-02 21:00:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_features [2022-11-02 21:00:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_features [2022-11-02 21:00:58,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:00:58,593 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 21:00:58,593 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 21:00:58,593 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-11-02 21:00:58,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-11-02 21:00:58,593 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-02 21:00:58,593 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-02 21:00:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-11-02 21:00:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-11-02 21:00:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-02 21:00:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-02 21:00:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_error_detected [2022-11-02 21:00:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_error_detected [2022-11-02 21:00:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-11-02 21:00:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-11-02 21:00:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_6 [2022-11-02 21:00:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_6 [2022-11-02 21:00:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:00:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-02 21:00:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-02 21:00:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-11-02 21:00:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-11-02 21:00:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-11-02 21:00:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-11-02 21:00:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-02 21:00:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-02 21:00:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-02 21:00:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-02 21:00:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 21:00:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_6 [2022-11-02 21:00:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_6 [2022-11-02 21:00:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-11-02 21:00:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-11-02 21:00:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-11-02 21:00:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-11-02 21:00:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-02 21:00:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-02 21:00:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-11-02 21:00:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-11-02 21:00:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-02 21:00:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-02 21:00:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 21:00:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 21:00:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-11-02 21:00:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-11-02 21:00:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-11-02 21:00:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-11-02 21:00:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-02 21:00:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-02 21:00:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-02 21:00:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-02 21:00:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-11-02 21:00:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-11-02 21:00:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-02 21:00:58,601 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-02 21:00:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-02 21:00:58,601 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-02 21:00:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-02 21:00:58,601 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-02 21:00:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-11-02 21:00:58,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-11-02 21:00:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-02 21:00:58,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-02 21:00:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-11-02 21:00:58,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-11-02 21:00:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-02 21:00:58,602 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-02 21:00:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 21:00:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 21:00:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-02 21:00:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-02 21:00:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-11-02 21:00:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-11-02 21:00:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 21:00:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 21:00:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-11-02 21:00:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-11-02 21:00:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_add_vid [2022-11-02 21:00:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_add_vid [2022-11-02 21:00:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 21:00:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-11-02 21:00:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-11-02 21:00:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-11-02 21:00:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-11-02 21:00:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 21:00:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 21:00:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_change_mtu [2022-11-02 21:00:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_change_mtu [2022-11-02 21:00:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_fix_features [2022-11-02 21:00:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_fix_features [2022-11-02 21:00:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-11-02 21:00:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-11-02 21:00:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 21:00:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 21:00:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-02 21:00:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-02 21:00:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-11-02 21:00:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-11-02 21:00:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-11-02 21:00:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-11-02 21:00:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 21:00:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 21:00:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-11-02 21:00:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-11-02 21:00:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-11-02 21:00:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-11-02 21:00:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-02 21:00:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-02 21:00:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-02 21:00:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-02 21:00:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-11-02 21:00:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-11-02 21:00:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-02 21:00:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-02 21:00:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-11-02 21:00:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-11-02 21:00:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-11-02 21:00:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-11-02 21:00:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-02 21:00:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-02 21:00:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 21:00:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 21:00:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_work [2022-11-02 21:00:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_work [2022-11-02 21:00:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-11-02 21:00:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-11-02 21:00:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2022-11-02 21:00:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2022-11-02 21:00:58,611 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_6 [2022-11-02 21:00:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_6 [2022-11-02 21:00:58,611 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-11-02 21:00:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-11-02 21:00:58,611 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-11-02 21:00:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-11-02 21:00:58,611 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-11-02 21:00:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-11-02 21:00:58,612 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 21:00:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 21:00:58,612 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-11-02 21:00:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-11-02 21:00:58,612 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-02 21:00:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-02 21:00:58,613 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-11-02 21:00:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-11-02 21:00:58,613 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-11-02 21:00:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-11-02 21:00:58,613 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-11-02 21:00:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-11-02 21:00:58,613 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-11-02 21:00:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-11-02 21:00:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-02 21:00:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-02 21:00:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 21:00:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 21:00:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-02 21:00:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-02 21:00:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_reset_work [2022-11-02 21:00:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_reset_work [2022-11-02 21:00:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:00:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-11-02 21:00:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-11-02 21:00:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-11-02 21:00:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-11-02 21:00:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-11-02 21:00:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-11-02 21:00:58,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-11-02 21:00:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-11-02 21:00:58,616 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-11-02 21:00:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-11-02 21:00:58,616 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-11-02 21:00:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-11-02 21:01:00,151 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:01:00,157 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:01:00,228 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 21:01:23,872 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:01:23,902 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:01:23,903 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 21:01:23,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:01:23 BoogieIcfgContainer [2022-11-02 21:01:23,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:01:23,911 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:01:23,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:01:23,915 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:01:23,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:00:48" (1/3) ... [2022-11-02 21:01:23,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26315f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:01:23, skipping insertion in model container [2022-11-02 21:01:23,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:56" (2/3) ... [2022-11-02 21:01:23,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26315f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:01:23, skipping insertion in model container [2022-11-02 21:01:23,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:01:23" (3/3) ... [2022-11-02 21:01:23,918 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-11-02 21:01:23,936 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:01:23,936 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 21:01:24,066 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:01:24,072 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;@39657077, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:01:24,072 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 21:01:24,090 INFO L276 IsEmpty]: Start isEmpty. Operand has 5302 states, 3758 states have (on average 1.3831825439063332) internal successors, (5198), 3849 states have internal predecessors, (5198), 1293 states have call successors, (1293), 250 states have call predecessors, (1293), 249 states have return successors, (1277), 1263 states have call predecessors, (1277), 1277 states have call successors, (1277) [2022-11-02 21:01:24,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-02 21:01:24,115 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:01:24,116 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:01:24,116 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:01:24,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:01:24,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1049556584, now seen corresponding path program 1 times [2022-11-02 21:01:24,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:01:24,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608860505] [2022-11-02 21:01:24,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:01:24,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:01:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:01:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:01:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:01:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-02 21:01:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:01:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 21:01:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-02 21:01:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:25,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:01:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-02 21:01:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-02 21:01:26,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 21:01:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-02 21:01:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-11-02 21:01:26,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:01:26,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608860505] [2022-11-02 21:01:26,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608860505] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:01:26,171 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:01:26,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:01:26,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797634616] [2022-11-02 21:01:26,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:01:26,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:01:26,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:01:26,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:01:26,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:01:26,228 INFO L87 Difference]: Start difference. First operand has 5302 states, 3758 states have (on average 1.3831825439063332) internal successors, (5198), 3849 states have internal predecessors, (5198), 1293 states have call successors, (1293), 250 states have call predecessors, (1293), 249 states have return successors, (1277), 1263 states have call predecessors, (1277), 1277 states have call successors, (1277) Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 21:01:36,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:39,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:41,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:43,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:44,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:47,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:53,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:56,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:01:56,149 INFO L93 Difference]: Finished difference Result 11565 states and 17480 transitions. [2022-11-02 21:01:56,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:01:56,152 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 177 [2022-11-02 21:01:56,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:01:56,225 INFO L225 Difference]: With dead ends: 11565 [2022-11-02 21:01:56,225 INFO L226 Difference]: Without dead ends: 6235 [2022-11-02 21:01:56,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:01:56,264 INFO L413 NwaCegarLoop]: 7195 mSDtfsCounter, 6261 mSDsluCounter, 3469 mSDsCounter, 0 mSdLazyCounter, 2953 mSolverCounterSat, 5898 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6338 SdHoareTripleChecker+Valid, 10664 SdHoareTripleChecker+Invalid, 8856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5898 IncrementalHoareTripleChecker+Valid, 2953 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:01:56,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6338 Valid, 10664 Invalid, 8856 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5898 Valid, 2953 Invalid, 5 Unknown, 0 Unchecked, 29.0s Time] [2022-11-02 21:01:56,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6235 states. [2022-11-02 21:01:56,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6235 to 5270. [2022-11-02 21:01:56,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5270 states, 3744 states have (on average 1.3774038461538463) internal successors, (5157), 3817 states have internal predecessors, (5157), 1277 states have call successors, (1277), 249 states have call predecessors, (1277), 248 states have return successors, (1271), 1257 states have call predecessors, (1271), 1271 states have call successors, (1271) [2022-11-02 21:01:56,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5270 states to 5270 states and 7705 transitions. [2022-11-02 21:01:56,651 INFO L78 Accepts]: Start accepts. Automaton has 5270 states and 7705 transitions. Word has length 177 [2022-11-02 21:01:56,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:01:56,652 INFO L495 AbstractCegarLoop]: Abstraction has 5270 states and 7705 transitions. [2022-11-02 21:01:56,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 21:01:56,652 INFO L276 IsEmpty]: Start isEmpty. Operand 5270 states and 7705 transitions. [2022-11-02 21:01:56,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-02 21:01:56,659 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:01:56,659 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:01:56,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 21:01:56,660 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:01:56,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:01:56,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1213581650, now seen corresponding path program 1 times [2022-11-02 21:01:56,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:01:56,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443229646] [2022-11-02 21:01:56,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:01:56,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:01:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:01:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:01:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:01:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-02 21:01:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:01:58,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 21:01:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-02 21:01:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:01:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-02 21:01:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-02 21:01:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 21:01:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-02 21:01:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:58,825 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-11-02 21:01:58,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:01:58,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443229646] [2022-11-02 21:01:58,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443229646] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:01:58,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:01:58,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:01:58,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025818524] [2022-11-02 21:01:58,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:01:58,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:01:58,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:01:58,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:01:58,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:01:58,830 INFO L87 Difference]: Start difference. First operand 5270 states and 7705 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 21:02:13,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:15,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:17,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:19,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:22,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:24,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:26,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:28,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:30,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:37,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:40,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:42,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:44,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:46,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:51,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:02:51,022 INFO L93 Difference]: Finished difference Result 6643 states and 10025 transitions. [2022-11-02 21:02:51,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 21:02:51,022 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 177 [2022-11-02 21:02:51,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:02:51,068 INFO L225 Difference]: With dead ends: 6643 [2022-11-02 21:02:51,069 INFO L226 Difference]: Without dead ends: 6639 [2022-11-02 21:02:51,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:02:51,076 INFO L413 NwaCegarLoop]: 7278 mSDtfsCounter, 11252 mSDsluCounter, 7005 mSDsCounter, 0 mSdLazyCounter, 5460 mSolverCounterSat, 5274 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11893 SdHoareTripleChecker+Valid, 14283 SdHoareTripleChecker+Invalid, 10745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5274 IncrementalHoareTripleChecker+Valid, 5460 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.5s IncrementalHoareTripleChecker+Time [2022-11-02 21:02:51,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11893 Valid, 14283 Invalid, 10745 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5274 Valid, 5460 Invalid, 11 Unknown, 0 Unchecked, 51.5s Time] [2022-11-02 21:02:51,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6639 states. [2022-11-02 21:02:51,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6639 to 5593. [2022-11-02 21:02:51,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5593 states, 3966 states have (on average 1.3774583963691376) internal successors, (5463), 4040 states have internal predecessors, (5463), 1347 states have call successors, (1347), 280 states have call predecessors, (1347), 279 states have return successors, (1343), 1327 states have call predecessors, (1343), 1343 states have call successors, (1343) [2022-11-02 21:02:51,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5593 states to 5593 states and 8153 transitions. [2022-11-02 21:02:51,405 INFO L78 Accepts]: Start accepts. Automaton has 5593 states and 8153 transitions. Word has length 177 [2022-11-02 21:02:51,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:02:51,408 INFO L495 AbstractCegarLoop]: Abstraction has 5593 states and 8153 transitions. [2022-11-02 21:02:51,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 21:02:51,409 INFO L276 IsEmpty]: Start isEmpty. Operand 5593 states and 8153 transitions. [2022-11-02 21:02:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-02 21:02:51,422 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:02:51,422 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:02:51,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 21:02:51,423 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:02:51,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:02:51,423 INFO L85 PathProgramCache]: Analyzing trace with hash 765934647, now seen corresponding path program 1 times [2022-11-02 21:02:51,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:02:51,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473190513] [2022-11-02 21:02:51,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:02:51,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:02:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:02:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:02:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:02:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-02 21:02:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:02:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 21:02:52,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-02 21:02:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:02:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-02 21:02:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-02 21:02:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 21:02:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-02 21:02:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,772 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-11-02 21:02:52,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:02:52,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473190513] [2022-11-02 21:02:52,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473190513] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:02:52,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:02:52,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:02:52,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373087542] [2022-11-02 21:02:52,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:02:52,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:02:52,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:02:52,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:02:52,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:02:52,777 INFO L87 Difference]: Start difference. First operand 5593 states and 8153 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-02 21:03:05,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:07,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:10,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:23,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:25,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:29,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:31,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:37,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:40,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:42,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:46,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:46,789 INFO L93 Difference]: Finished difference Result 18755 states and 28032 transitions. [2022-11-02 21:03:46,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 21:03:46,791 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 178 [2022-11-02 21:03:46,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:46,887 INFO L225 Difference]: With dead ends: 18755 [2022-11-02 21:03:46,888 INFO L226 Difference]: Without dead ends: 13195 [2022-11-02 21:03:46,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:03:46,924 INFO L413 NwaCegarLoop]: 8122 mSDtfsCounter, 19498 mSDsluCounter, 8895 mSDsCounter, 0 mSdLazyCounter, 7445 mSolverCounterSat, 12814 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20301 SdHoareTripleChecker+Valid, 17017 SdHoareTripleChecker+Invalid, 20268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12814 IncrementalHoareTripleChecker+Valid, 7445 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:46,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20301 Valid, 17017 Invalid, 20268 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12814 Valid, 7445 Invalid, 9 Unknown, 0 Unchecked, 52.8s Time] [2022-11-02 21:03:46,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13195 states. [2022-11-02 21:03:47,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13195 to 11108. [2022-11-02 21:03:47,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11108 states, 7881 states have (on average 1.3788859281817027) internal successors, (10867), 8025 states have internal predecessors, (10867), 2669 states have call successors, (2669), 558 states have call predecessors, (2669), 557 states have return successors, (2667), 2634 states have call predecessors, (2667), 2665 states have call successors, (2667) [2022-11-02 21:03:47,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11108 states to 11108 states and 16203 transitions. [2022-11-02 21:03:47,727 INFO L78 Accepts]: Start accepts. Automaton has 11108 states and 16203 transitions. Word has length 178 [2022-11-02 21:03:47,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:47,728 INFO L495 AbstractCegarLoop]: Abstraction has 11108 states and 16203 transitions. [2022-11-02 21:03:47,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-02 21:03:47,729 INFO L276 IsEmpty]: Start isEmpty. Operand 11108 states and 16203 transitions. [2022-11-02 21:03:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-02 21:03:47,735 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:47,735 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:47,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 21:03:47,735 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:47,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:47,738 INFO L85 PathProgramCache]: Analyzing trace with hash 460993356, now seen corresponding path program 1 times [2022-11-02 21:03:47,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:47,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183460057] [2022-11-02 21:03:47,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:47,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:03:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:03:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:03:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:03:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:03:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:03:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-02 21:03:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:03:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 21:03:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-02 21:03:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:03:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-02 21:03:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-02 21:03:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 21:03:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-02 21:03:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-02 21:03:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:03:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:03:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:49,008 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2022-11-02 21:03:49,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:49,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183460057] [2022-11-02 21:03:49,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183460057] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:49,009 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:49,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:03:49,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822096238] [2022-11-02 21:03:49,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:49,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:03:49,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:49,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:03:49,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:03:49,011 INFO L87 Difference]: Start difference. First operand 11108 states and 16203 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-02 21:04:02,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:04:04,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:04:07,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:04:09,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:04:13,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:04:15,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:04:18,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:04:26,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:04:29,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:04:33,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:04:33,834 INFO L93 Difference]: Finished difference Result 13217 states and 19952 transitions. [2022-11-02 21:04:33,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:04:33,835 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 197 [2022-11-02 21:04:33,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:04:33,931 INFO L225 Difference]: With dead ends: 13217 [2022-11-02 21:04:33,932 INFO L226 Difference]: Without dead ends: 13214 [2022-11-02 21:04:33,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:04:33,944 INFO L413 NwaCegarLoop]: 7123 mSDtfsCounter, 11173 mSDsluCounter, 6420 mSDsCounter, 0 mSdLazyCounter, 4845 mSolverCounterSat, 5040 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11905 SdHoareTripleChecker+Valid, 13543 SdHoareTripleChecker+Invalid, 9893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5040 IncrementalHoareTripleChecker+Valid, 4845 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:04:33,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11905 Valid, 13543 Invalid, 9893 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5040 Valid, 4845 Invalid, 8 Unknown, 0 Unchecked, 43.8s Time] [2022-11-02 21:04:33,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13214 states.