./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-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS --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 20a6de28a995e8bec501f9dc0dae1900e799afc4f65a76b4a34e69e1daf6b51e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 03:57:00,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 03:57:00,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 03:57:00,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 03:57:00,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 03:57:00,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 03:57:00,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 03:57:00,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 03:57:00,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 03:57:00,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 03:57:00,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 03:57:00,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 03:57:00,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 03:57:00,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 03:57:00,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 03:57:00,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 03:57:00,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 03:57:00,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 03:57:00,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 03:57:00,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 03:57:00,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 03:57:00,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 03:57:00,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 03:57:00,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 03:57:00,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 03:57:00,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 03:57:00,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 03:57:00,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 03:57:00,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 03:57:00,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 03:57:00,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 03:57:00,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 03:57:00,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 03:57:00,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 03:57:00,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 03:57:00,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 03:57:00,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 03:57:00,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 03:57:00,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 03:57:00,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 03:57:00,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 03:57:00,865 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-23 03:57:00,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 03:57:00,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 03:57:00,909 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 03:57:00,912 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 03:57:00,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 03:57:00,913 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 03:57:00,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 03:57:00,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 03:57:00,914 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 03:57:00,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 03:57:00,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 03:57:00,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 03:57:00,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 03:57:00,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 03:57:00,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 03:57:00,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 03:57:00,916 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 03:57:00,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 03:57:00,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 03:57:00,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 03:57:00,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 03:57:00,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:57:00,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 03:57:00,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 03:57:00,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 03:57:00,918 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 03:57:00,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 03:57:00,918 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 03:57:00,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 03:57:00,918 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 03:57:00,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 03:57:00,919 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20a6de28a995e8bec501f9dc0dae1900e799afc4f65a76b4a34e69e1daf6b51e [2022-11-23 03:57:01,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 03:57:01,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 03:57:01,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 03:57:01,272 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 03:57:01,273 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 03:57:01,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-23 03:57:04,599 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 03:57:05,562 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 03:57:05,563 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-23 03:57:05,647 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/data/bed94f924/ee23352ed20c4334b899b578b57fa713/FLAGb2957acb8 [2022-11-23 03:57:05,667 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/data/bed94f924/ee23352ed20c4334b899b578b57fa713 [2022-11-23 03:57:05,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 03:57:05,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 03:57:05,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 03:57:05,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 03:57:05,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 03:57:05,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:05" (1/1) ... [2022-11-23 03:57:05,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45cb1e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05, skipping insertion in model container [2022-11-23 03:57:05,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:05" (1/1) ... [2022-11-23 03:57:05,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 03:57:05,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 03:57:14,356 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[841290,841303] [2022-11-23 03:57:14,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:57:14,608 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 03:57:15,733 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[841290,841303] [2022-11-23 03:57:15,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:57:16,429 INFO L208 MainTranslator]: Completed translation [2022-11-23 03:57:16,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16 WrapperNode [2022-11-23 03:57:16,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 03:57:16,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 03:57:16,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 03:57:16,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 03:57:16,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:16,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:17,809 INFO L138 Inliner]: procedures = 715, calls = 14317, calls flagged for inlining = 321, calls inlined = 272, statements flattened = 25801 [2022-11-23 03:57:17,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 03:57:17,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 03:57:17,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 03:57:17,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 03:57:17,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:17,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:17,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:17,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:18,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:18,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:18,863 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:18,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:19,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 03:57:19,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 03:57:19,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 03:57:19,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 03:57:19,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2022-11-23 03:57:19,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:57:19,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:57:19,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 03:57:19,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7080a64e-d09b-4534-ab87-9e0659cacd1b/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 03:57:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-23 03:57:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-23 03:57:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2022-11-23 03:57:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2022-11-23 03:57:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-23 03:57:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-23 03:57:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2022-11-23 03:57:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2022-11-23 03:57:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2022-11-23 03:57:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2022-11-23 03:57:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-23 03:57:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-23 03:57:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 03:57:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 03:57:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_slot_reset [2022-11-23 03:57:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_slot_reset [2022-11-23 03:57:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2022-11-23 03:57:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2022-11-23 03:57:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-23 03:57:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-23 03:57:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-23 03:57:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-23 03:57:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-23 03:57:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-23 03:57:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2022-11-23 03:57:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2022-11-23 03:57:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-23 03:57:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-23 03:57:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 03:57:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 03:57:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2022-11-23 03:57:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2022-11-23 03:57:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2022-11-23 03:57:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2022-11-23 03:57:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2022-11-23 03:57:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2022-11-23 03:57:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-23 03:57:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-23 03:57:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-23 03:57:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-23 03:57:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-23 03:57:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-23 03:57:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2022-11-23 03:57:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2022-11-23 03:57:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-11-23 03:57:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-11-23 03:57:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-23 03:57:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-23 03:57:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2022-11-23 03:57:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2022-11-23 03:57:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 03:57:19,426 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 03:57:19,426 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-23 03:57:19,426 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-23 03:57:19,426 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2022-11-23 03:57:19,426 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2022-11-23 03:57:19,427 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2022-11-23 03:57:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2022-11-23 03:57:19,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-23 03:57:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-23 03:57:19,428 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2022-11-23 03:57:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2022-11-23 03:57:19,428 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2022-11-23 03:57:19,429 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2022-11-23 03:57:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-11-23 03:57:19,429 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-11-23 03:57:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2022-11-23 03:57:19,430 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2022-11-23 03:57:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_fix_features [2022-11-23 03:57:19,430 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_fix_features [2022-11-23 03:57:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2022-11-23 03:57:19,431 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2022-11-23 03:57:19,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 03:57:19,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 03:57:19,432 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-23 03:57:19,432 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-23 03:57:19,432 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-23 03:57:19,432 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-23 03:57:19,433 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-23 03:57:19,433 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-23 03:57:19,433 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 03:57:19,434 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 03:57:19,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-23 03:57:19,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-23 03:57:19,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 03:57:19,434 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-23 03:57:19,456 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-23 03:57:19,456 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2022-11-23 03:57:19,456 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2022-11-23 03:57:19,456 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2022-11-23 03:57:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2022-11-23 03:57:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2022-11-23 03:57:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2022-11-23 03:57:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2022-11-23 03:57:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2022-11-23 03:57:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-23 03:57:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-23 03:57:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-23 03:57:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-23 03:57:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2022-11-23 03:57:19,458 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2022-11-23 03:57:19,458 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2022-11-23 03:57:19,458 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2022-11-23 03:57:19,458 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2022-11-23 03:57:19,458 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2022-11-23 03:57:19,458 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2022-11-23 03:57:19,458 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2022-11-23 03:57:19,458 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-23 03:57:19,458 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-23 03:57:19,458 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-23 03:57:19,459 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-23 03:57:19,459 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2022-11-23 03:57:19,459 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2022-11-23 03:57:19,459 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2022-11-23 03:57:19,459 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2022-11-23 03:57:19,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 03:57:19,459 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-23 03:57:19,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-23 03:57:19,459 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2022-11-23 03:57:19,459 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2022-11-23 03:57:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2022-11-23 03:57:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2022-11-23 03:57:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2022-11-23 03:57:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2022-11-23 03:57:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 03:57:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 03:57:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2022-11-23 03:57:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2022-11-23 03:57:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 03:57:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2022-11-23 03:57:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2022-11-23 03:57:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 03:57:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 03:57:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 03:57:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-23 03:57:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-23 03:57:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2022-11-23 03:57:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2022-11-23 03:57:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2022-11-23 03:57:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2022-11-23 03:57:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 03:57:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 03:57:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2022-11-23 03:57:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2022-11-23 03:57:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2022-11-23 03:57:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2022-11-23 03:57:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2022-11-23 03:57:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2022-11-23 03:57:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2022-11-23 03:57:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2022-11-23 03:57:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-23 03:57:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-23 03:57:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-23 03:57:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-23 03:57:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-23 03:57:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-23 03:57:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2022-11-23 03:57:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2022-11-23 03:57:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2022-11-23 03:57:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2022-11-23 03:57:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-23 03:57:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-23 03:57:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 03:57:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 03:57:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-11-23 03:57:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-11-23 03:57:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2022-11-23 03:57:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2022-11-23 03:57:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_stats [2022-11-23 03:57:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_stats [2022-11-23 03:57:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-23 03:57:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-23 03:57:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2022-11-23 03:57:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2022-11-23 03:57:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2022-11-23 03:57:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2022-11-23 03:57:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-23 03:57:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-23 03:57:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_frag_len [2022-11-23 03:57:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_frag_len [2022-11-23 03:57:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 03:57:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-23 03:57:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2022-11-23 03:57:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2022-11-23 03:57:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-23 03:57:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-23 03:57:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 03:57:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-23 03:57:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-23 03:57:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 03:57:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 03:57:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2022-11-23 03:57:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2022-11-23 03:57:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 03:57:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 03:57:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-23 03:57:19,467 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-23 03:57:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_change_mtu [2022-11-23 03:57:19,467 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_change_mtu [2022-11-23 03:57:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2022-11-23 03:57:19,467 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2022-11-23 03:57:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-23 03:57:19,467 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-23 03:57:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2022-11-23 03:57:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2022-11-23 03:57:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2022-11-23 03:57:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2022-11-23 03:57:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 03:57:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 03:57:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2022-11-23 03:57:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2022-11-23 03:57:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2022-11-23 03:57:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2022-11-23 03:57:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2022-11-23 03:57:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2022-11-23 03:57:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-23 03:57:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-23 03:57:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-23 03:57:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-23 03:57:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 03:57:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 03:57:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2022-11-23 03:57:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2022-11-23 03:57:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-23 03:57:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-23 03:57:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2022-11-23 03:57:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2022-11-23 03:57:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2022-11-23 03:57:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2022-11-23 03:57:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2022-11-23 03:57:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2022-11-23 03:57:19,471 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-23 03:57:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-23 03:57:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-11-23 03:57:19,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-11-23 03:57:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-23 03:57:19,495 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-23 03:57:19,495 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2022-11-23 03:57:19,495 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2022-11-23 03:57:19,495 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-23 03:57:19,495 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-23 03:57:19,496 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2022-11-23 03:57:19,496 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2022-11-23 03:57:19,496 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-23 03:57:19,496 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-23 03:57:19,496 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-23 03:57:19,496 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-23 03:57:19,496 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2022-11-23 03:57:19,496 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2022-11-23 03:57:19,497 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2022-11-23 03:57:19,497 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2022-11-23 03:57:19,497 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2022-11-23 03:57:19,497 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2022-11-23 03:57:19,497 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-23 03:57:19,497 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-23 03:57:19,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 03:57:19,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 03:57:19,497 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2022-11-23 03:57:19,497 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2022-11-23 03:57:19,498 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-23 03:57:19,498 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-23 03:57:19,498 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-11-23 03:57:19,498 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-11-23 03:57:19,498 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2022-11-23 03:57:19,498 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2022-11-23 03:57:19,498 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2022-11-23 03:57:19,498 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2022-11-23 03:57:19,498 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-23 03:57:19,499 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-23 03:57:19,499 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2022-11-23 03:57:19,499 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2022-11-23 03:57:19,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 03:57:19,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 03:57:19,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 03:57:19,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 03:57:19,499 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-23 03:57:19,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-23 03:57:19,499 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 03:57:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 03:57:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_phy_info_task [2022-11-23 03:57:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_phy_info_task [2022-11-23 03:57:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2022-11-23 03:57:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2022-11-23 03:57:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-23 03:57:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-23 03:57:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2022-11-23 03:57:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2022-11-23 03:57:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-23 03:57:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-23 03:57:19,501 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-23 03:57:19,501 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-23 03:57:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-23 03:57:19,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 03:57:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 03:57:19,501 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-23 03:57:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-23 03:57:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_alloc_frag [2022-11-23 03:57:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_alloc_frag [2022-11-23 03:57:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-23 03:57:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-23 03:57:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-23 03:57:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-23 03:57:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2022-11-23 03:57:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2022-11-23 03:57:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 03:57:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 03:57:19,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 03:57:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 03:57:19,503 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-23 03:57:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-23 03:57:19,503 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-23 03:57:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-23 03:57:19,503 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2022-11-23 03:57:19,504 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2022-11-23 03:57:19,504 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 03:57:19,504 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 03:57:19,504 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2022-11-23 03:57:19,504 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2022-11-23 03:57:19,504 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2022-11-23 03:57:19,504 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2022-11-23 03:57:19,504 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-23 03:57:19,504 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-23 03:57:19,505 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2022-11-23 03:57:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2022-11-23 03:57:19,505 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-23 03:57:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-23 03:57:19,505 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2022-11-23 03:57:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2022-11-23 03:57:19,505 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2022-11-23 03:57:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2022-11-23 03:57:19,505 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-23 03:57:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-23 03:57:19,506 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-23 03:57:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-23 03:57:19,506 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-23 03:57:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-23 03:57:19,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 03:57:19,506 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 03:57:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 03:57:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-23 03:57:19,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-23 03:57:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-23 03:57:19,519 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-23 03:57:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2022-11-23 03:57:19,520 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2022-11-23 03:57:19,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 03:57:19,520 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-23 03:57:19,520 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-23 03:57:19,520 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_task [2022-11-23 03:57:19,520 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_task [2022-11-23 03:57:19,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-23 03:57:19,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-23 03:57:19,520 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_features [2022-11-23 03:57:19,521 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_features [2022-11-23 03:57:19,521 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-23 03:57:19,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-23 03:57:19,521 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-23 03:57:19,521 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-23 03:57:19,521 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2022-11-23 03:57:19,521 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2022-11-23 03:57:19,521 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2022-11-23 03:57:19,521 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2022-11-23 03:57:19,522 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2022-11-23 03:57:19,522 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2022-11-23 03:57:19,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 03:57:19,522 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_6 [2022-11-23 03:57:19,522 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_6 [2022-11-23 03:57:19,522 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_watchdog [2022-11-23 03:57:19,522 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_watchdog [2022-11-23 03:57:19,522 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2022-11-23 03:57:19,522 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2022-11-23 03:57:19,523 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2022-11-23 03:57:19,523 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2022-11-23 03:57:19,523 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2022-11-23 03:57:19,523 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2022-11-23 03:57:19,523 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-23 03:57:19,523 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-23 03:57:19,523 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-23 03:57:19,523 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-23 03:57:19,523 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2022-11-23 03:57:19,524 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2022-11-23 03:57:19,524 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2022-11-23 03:57:19,524 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2022-11-23 03:57:19,524 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-23 03:57:19,524 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-23 03:57:19,524 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-23 03:57:19,524 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-23 03:57:19,524 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2022-11-23 03:57:19,524 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2022-11-23 03:57:19,524 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2022-11-23 03:57:19,525 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2022-11-23 03:57:19,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-23 03:57:19,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-23 03:57:19,525 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2022-11-23 03:57:19,525 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2022-11-23 03:57:19,525 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2022-11-23 03:57:19,525 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2022-11-23 03:57:19,525 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2022-11-23 03:57:19,525 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2022-11-23 03:57:19,525 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-11-23 03:57:19,526 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-11-23 03:57:19,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_45 [2022-11-23 03:57:19,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_45 [2022-11-23 03:57:19,526 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2022-11-23 03:57:19,526 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2022-11-23 03:57:19,526 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2022-11-23 03:57:19,526 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2022-11-23 03:57:19,526 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2022-11-23 03:57:19,526 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2022-11-23 03:57:19,526 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-23 03:57:19,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-23 03:57:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-23 03:57:19,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-23 03:57:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-23 03:57:19,527 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-23 03:57:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2022-11-23 03:57:19,527 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2022-11-23 03:57:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-23 03:57:19,527 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-23 03:57:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2022-11-23 03:57:19,527 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2022-11-23 03:57:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2022-11-23 03:57:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2022-11-23 03:57:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2022-11-23 03:57:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2022-11-23 03:57:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-23 03:57:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-23 03:57:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-23 03:57:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-23 03:57:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2022-11-23 03:57:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2022-11-23 03:57:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-23 03:57:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-23 03:57:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-23 03:57:19,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-23 03:57:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 03:57:19,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 03:57:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2022-11-23 03:57:19,529 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2022-11-23 03:57:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2022-11-23 03:57:19,529 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2022-11-23 03:57:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 03:57:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_82547_tx_fifo_stall_task [2022-11-23 03:57:19,529 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_82547_tx_fifo_stall_task [2022-11-23 03:57:19,530 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs___0 [2022-11-23 03:57:19,530 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs___0 [2022-11-23 03:57:19,530 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-11-23 03:57:19,530 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-11-23 03:57:19,530 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2022-11-23 03:57:19,530 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2022-11-23 03:57:19,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 03:57:19,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 03:57:19,530 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2022-11-23 03:57:19,530 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2022-11-23 03:57:19,531 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-11-23 03:57:19,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-11-23 03:57:19,531 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2022-11-23 03:57:19,531 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2022-11-23 03:57:19,531 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-23 03:57:19,531 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-23 03:57:19,531 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2022-11-23 03:57:19,531 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2022-11-23 03:57:19,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-23 03:57:19,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-23 03:57:19,532 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-23 03:57:19,532 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-23 03:57:19,532 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-23 03:57:19,532 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-23 03:57:19,532 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-23 03:57:19,532 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-23 03:57:19,532 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2022-11-23 03:57:19,532 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2022-11-23 03:57:19,533 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_error_detected [2022-11-23 03:57:19,533 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_error_detected [2022-11-23 03:57:19,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-23 03:57:19,533 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-23 03:57:19,533 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2022-11-23 03:57:19,533 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2022-11-23 03:57:19,533 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2022-11-23 03:57:19,533 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2022-11-23 03:57:19,533 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2022-11-23 03:57:19,534 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2022-11-23 03:57:19,534 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-23 03:57:19,534 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-23 03:57:19,534 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-23 03:57:19,534 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-23 03:57:19,534 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs___0 [2022-11-23 03:57:19,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs___0 [2022-11-23 03:57:19,534 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-11-23 03:57:19,534 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-11-23 03:57:19,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2022-11-23 03:57:19,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2022-11-23 03:57:19,535 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2022-11-23 03:57:19,535 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2022-11-23 03:57:19,535 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2022-11-23 03:57:19,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2022-11-23 03:57:19,535 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2022-11-23 03:57:19,535 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2022-11-23 03:57:19,535 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-23 03:57:19,535 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-23 03:57:19,536 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 03:57:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 03:57:19,536 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-23 03:57:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-23 03:57:19,536 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2022-11-23 03:57:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2022-11-23 03:57:19,536 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-23 03:57:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-23 03:57:19,536 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-23 03:57:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-23 03:57:19,536 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2022-11-23 03:57:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2022-11-23 03:57:19,537 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-23 03:57:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-23 03:57:19,537 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-23 03:57:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-23 03:57:19,537 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_ioctl [2022-11-23 03:57:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_ioctl [2022-11-23 03:57:19,537 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-23 03:57:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-23 03:57:19,537 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_mac [2022-11-23 03:57:19,538 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_mac [2022-11-23 03:57:19,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 03:57:19,538 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-23 03:57:19,538 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-23 03:57:19,538 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2022-11-23 03:57:19,538 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2022-11-23 03:57:19,538 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-23 03:57:19,538 INFO L130 BoogieDeclarations]: Found specification of procedure skb_free_frag [2022-11-23 03:57:19,538 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_free_frag [2022-11-23 03:57:22,153 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 03:57:22,159 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 03:57:23,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 03:58:29,826 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 03:58:29,890 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 03:58:29,890 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-23 03:58:29,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:58:29 BoogieIcfgContainer [2022-11-23 03:58:29,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 03:58:29,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 03:58:29,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 03:58:29,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 03:58:29,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:57:05" (1/3) ... [2022-11-23 03:58:29,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a26d20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:58:29, skipping insertion in model container [2022-11-23 03:58:29,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (2/3) ... [2022-11-23 03:58:29,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a26d20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:58:29, skipping insertion in model container [2022-11-23 03:58:29,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:58:29" (3/3) ... [2022-11-23 03:58:29,920 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-23 03:58:29,948 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 03:58:29,948 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 03:58:30,179 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 03:58:30,187 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;@5f01edae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 03:58:30,188 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 03:58:30,218 INFO L276 IsEmpty]: Start isEmpty. Operand has 8081 states, 5728 states have (on average 1.3729050279329609) internal successors, (7864), 5826 states have internal predecessors, (7864), 2099 states have call successors, (2099), 255 states have call predecessors, (2099), 254 states have return successors, (2089), 2083 states have call predecessors, (2089), 2089 states have call successors, (2089) [2022-11-23 03:58:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-23 03:58:30,253 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:58:30,254 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 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, 1, 1] [2022-11-23 03:58:30,255 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:58:30,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:58:30,262 INFO L85 PathProgramCache]: Analyzing trace with hash -918930292, now seen corresponding path program 1 times [2022-11-23 03:58:30,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:58:30,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881584473] [2022-11-23 03:58:30,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:58:30,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:58:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:58:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 03:58:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 03:58:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 03:58:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 03:58:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 03:58:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 03:58:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 03:58:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-23 03:58:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-23 03:58:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 03:58:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 03:58:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-23 03:58:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-23 03:58:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-23 03:58:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-23 03:58:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:32,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-23 03:58:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:33,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:33,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-23 03:58:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:33,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:33,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:33,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-23 03:58:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:33,073 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-23 03:58:33,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:58:33,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881584473] [2022-11-23 03:58:33,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881584473] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:58:33,075 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:58:33,075 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 03:58:33,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377738766] [2022-11-23 03:58:33,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:58:33,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:58:33,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:58:33,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:58:33,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:58:33,160 INFO L87 Difference]: Start difference. First operand has 8081 states, 5728 states have (on average 1.3729050279329609) internal successors, (7864), 5826 states have internal predecessors, (7864), 2099 states have call successors, (2099), 255 states have call predecessors, (2099), 254 states have return successors, (2089), 2083 states have call predecessors, (2089), 2089 states have call successors, (2089) Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 03:59:13,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:15,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:17,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:19,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:22,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:24,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:26,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:28,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:30,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:32,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:34,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:36,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:40,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:43,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:59:43,520 INFO L93 Difference]: Finished difference Result 17316 states and 26439 transitions. [2022-11-23 03:59:43,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 03:59:43,523 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 207 [2022-11-23 03:59:43,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:59:43,665 INFO L225 Difference]: With dead ends: 17316 [2022-11-23 03:59:43,666 INFO L226 Difference]: Without dead ends: 9205 [2022-11-23 03:59:43,750 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-23 03:59:43,754 INFO L413 NwaCegarLoop]: 10622 mSDtfsCounter, 6577 mSDsluCounter, 5693 mSDsCounter, 0 mSdLazyCounter, 6137 mSolverCounterSat, 8435 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6702 SdHoareTripleChecker+Valid, 16315 SdHoareTripleChecker+Invalid, 14585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8435 IncrementalHoareTripleChecker+Valid, 6137 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.8s IncrementalHoareTripleChecker+Time [2022-11-23 03:59:43,755 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6702 Valid, 16315 Invalid, 14585 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8435 Valid, 6137 Invalid, 13 Unknown, 0 Unchecked, 68.8s Time] [2022-11-23 03:59:43,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9205 states. [2022-11-23 03:59:44,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9205 to 8040. [2022-11-23 03:59:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8040 states, 5699 states have (on average 1.3684856992454817) internal successors, (7799), 5783 states have internal predecessors, (7799), 2087 states have call successors, (2087), 254 states have call predecessors, (2087), 253 states have return successors, (2085), 2079 states have call predecessors, (2085), 2085 states have call successors, (2085) [2022-11-23 03:59:44,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8040 states to 8040 states and 11971 transitions. [2022-11-23 03:59:44,693 INFO L78 Accepts]: Start accepts. Automaton has 8040 states and 11971 transitions. Word has length 207 [2022-11-23 03:59:44,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:59:44,694 INFO L495 AbstractCegarLoop]: Abstraction has 8040 states and 11971 transitions. [2022-11-23 03:59:44,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 03:59:44,696 INFO L276 IsEmpty]: Start isEmpty. Operand 8040 states and 11971 transitions. [2022-11-23 03:59:44,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-23 03:59:44,719 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:59:44,720 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 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, 1, 1] [2022-11-23 03:59:44,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 03:59:44,722 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:59:44,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:59:44,723 INFO L85 PathProgramCache]: Analyzing trace with hash -136181884, now seen corresponding path program 1 times [2022-11-23 03:59:44,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:59:44,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760495503] [2022-11-23 03:59:44,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:59:44,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:59:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:59:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 03:59:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 03:59:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 03:59:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 03:59:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 03:59:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 03:59:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 03:59:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-23 03:59:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-23 03:59:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 03:59:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 03:59:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-23 03:59:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-23 03:59:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-23 03:59:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-23 03:59:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-23 03:59:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-23 03:59:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:59:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-23 03:59:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:59:46,823 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-23 03:59:46,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:59:46,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760495503] [2022-11-23 03:59:46,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760495503] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:59:46,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:59:46,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 03:59:46,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807743082] [2022-11-23 03:59:46,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:59:46,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 03:59:46,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:59:46,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 03:59:46,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 03:59:46,828 INFO L87 Difference]: Start difference. First operand 8040 states and 11971 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 03:59:52,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:22,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:24,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:26,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:27,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:29,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:31,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:34,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:36,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:38,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:40,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:42,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:44,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:46,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:48,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:50,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:52,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:54,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:56,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:58,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:00,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:02,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:04,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:06,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:08,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:10,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:35,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:37,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:48,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:58,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:01:59,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:02:17,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:02:17,282 INFO L93 Difference]: Finished difference Result 25393 states and 38707 transitions. [2022-11-23 04:02:17,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-23 04:02:17,283 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 207 [2022-11-23 04:02:17,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:02:17,485 INFO L225 Difference]: With dead ends: 25393 [2022-11-23 04:02:17,485 INFO L226 Difference]: Without dead ends: 17388 [2022-11-23 04:02:17,551 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-23 04:02:17,554 INFO L413 NwaCegarLoop]: 12050 mSDtfsCounter, 17534 mSDsluCounter, 19930 mSDsCounter, 0 mSdLazyCounter, 17195 mSolverCounterSat, 11649 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 140.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18886 SdHoareTripleChecker+Valid, 31980 SdHoareTripleChecker+Invalid, 28868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 11649 IncrementalHoareTripleChecker+Valid, 17195 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 148.2s IncrementalHoareTripleChecker+Time [2022-11-23 04:02:17,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18886 Valid, 31980 Invalid, 28868 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [11649 Valid, 17195 Invalid, 24 Unknown, 0 Unchecked, 148.2s Time] [2022-11-23 04:02:17,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17388 states. [2022-11-23 04:02:19,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17388 to 15136. [2022-11-23 04:02:19,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15136 states, 10732 states have (on average 1.369269474468878) internal successors, (14695), 10888 states have internal predecessors, (14695), 3925 states have call successors, (3925), 480 states have call predecessors, (3925), 478 states have return successors, (3923), 3909 states have call predecessors, (3923), 3923 states have call successors, (3923) [2022-11-23 04:02:19,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15136 states to 15136 states and 22543 transitions. [2022-11-23 04:02:19,249 INFO L78 Accepts]: Start accepts. Automaton has 15136 states and 22543 transitions. Word has length 207 [2022-11-23 04:02:19,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:02:19,251 INFO L495 AbstractCegarLoop]: Abstraction has 15136 states and 22543 transitions. [2022-11-23 04:02:19,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 04:02:19,252 INFO L276 IsEmpty]: Start isEmpty. Operand 15136 states and 22543 transitions. [2022-11-23 04:02:19,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-11-23 04:02:19,264 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:02:19,264 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:02:19,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 04:02:19,265 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:02:19,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:02:19,266 INFO L85 PathProgramCache]: Analyzing trace with hash 926550315, now seen corresponding path program 1 times [2022-11-23 04:02:19,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:02:19,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418075673] [2022-11-23 04:02:19,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:02:19,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:02:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:20,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:02:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:20,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:20,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:02:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:20,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 04:02:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:02:21,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 04:02:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:02:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 04:02:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:02:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-23 04:02:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-23 04:02:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:02:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:02:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-23 04:02:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-23 04:02:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-23 04:02:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-23 04:02:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-23 04:02:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-23 04:02:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-23 04:02:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 04:02:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-23 04:02:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-23 04:02:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:02:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-23 04:02:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:02:21,825 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2022-11-23 04:02:21,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:02:21,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418075673] [2022-11-23 04:02:21,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418075673] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:02:21,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:02:21,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:02:21,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322475839] [2022-11-23 04:02:21,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:02:21,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:02:21,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:02:21,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:02:21,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:02:21,829 INFO L87 Difference]: Start difference. First operand 15136 states and 22543 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-23 04:02:25,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:02:27,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:03,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:05,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:08,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:10,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:12,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:14,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:16,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:18,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:20,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:22,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:24,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:26,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:28,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:30,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:32,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:34,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:35,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:37,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:39,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:42,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:44,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:46,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:48,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:50,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:52,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:03:56,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:04:30,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:04:32,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:04:57,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:04:57,377 INFO L93 Difference]: Finished difference Result 49590 states and 75625 transitions. [2022-11-23 04:04:57,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-23 04:04:57,378 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 242 [2022-11-23 04:04:57,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:04:57,664 INFO L225 Difference]: With dead ends: 49590 [2022-11-23 04:04:57,665 INFO L226 Difference]: Without dead ends: 34489 [2022-11-23 04:04:57,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-23 04:04:57,795 INFO L413 NwaCegarLoop]: 12363 mSDtfsCounter, 20455 mSDsluCounter, 19916 mSDsCounter, 0 mSdLazyCounter, 17550 mSolverCounterSat, 12596 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 144.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21945 SdHoareTripleChecker+Valid, 32279 SdHoareTripleChecker+Invalid, 30171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 12596 IncrementalHoareTripleChecker+Valid, 17550 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 152.8s IncrementalHoareTripleChecker+Time [2022-11-23 04:04:57,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21945 Valid, 32279 Invalid, 30171 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [12596 Valid, 17550 Invalid, 25 Unknown, 0 Unchecked, 152.8s Time] [2022-11-23 04:04:57,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34489 states. [2022-11-23 04:05:00,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34489 to 30017. [2022-11-23 04:05:00,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30017 states, 21306 states have (on average 1.369754998591946) internal successors, (29184), 21613 states have internal predecessors, (29184), 7760 states have call successors, (7760), 953 states have call predecessors, (7760), 950 states have return successors, (7758), 7730 states have call predecessors, (7758), 7758 states have call successors, (7758) [2022-11-23 04:05:01,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30017 states to 30017 states and 44702 transitions. [2022-11-23 04:05:01,121 INFO L78 Accepts]: Start accepts. Automaton has 30017 states and 44702 transitions. Word has length 242 [2022-11-23 04:05:01,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:05:01,124 INFO L495 AbstractCegarLoop]: Abstraction has 30017 states and 44702 transitions. [2022-11-23 04:05:01,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-23 04:05:01,124 INFO L276 IsEmpty]: Start isEmpty. Operand 30017 states and 44702 transitions. [2022-11-23 04:05:01,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-11-23 04:05:01,140 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:05:01,141 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:05:01,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 04:05:01,141 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:05:01,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:05:01,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1183211878, now seen corresponding path program 1 times [2022-11-23 04:05:01,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:05:01,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362318511] [2022-11-23 04:05:01,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:05:01,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:05:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:05:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:05:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 04:05:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:05:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 04:05:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:05:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 04:05:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:05:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-23 04:05:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-23 04:05:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:05:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:05:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-23 04:05:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-23 04:05:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-23 04:05:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-23 04:05:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-23 04:05:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-23 04:05:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-23 04:05:03,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-23 04:05:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-11-23 04:05:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-23 04:05:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-11-23 04:05:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-23 04:05:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-23 04:05:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-23 04:05:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-23 04:05:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2022-11-23 04:05:03,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:05:03,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362318511] [2022-11-23 04:05:03,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362318511] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:05:03,994 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:05:03,994 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:05:03,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961744193] [2022-11-23 04:05:03,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:05:03,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:05:03,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:05:03,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:05:03,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:05:03,996 INFO L87 Difference]: Start difference. First operand 30017 states and 44702 transitions. Second operand has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 04:05:09,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:05:11,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:05:13,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:05:14,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:05:18,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:12,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:14,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:16,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:18,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:21,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:23,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:25,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:27,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:29,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:31,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:33,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:35,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:36,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:38,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:40,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:42,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:44,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:46,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:48,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:50,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:51,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:53,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:55,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:57,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:59,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:07:01,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:07:04,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:07:06,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:07:42,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:07:44,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:08:16,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:08:18,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:08:29,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:08:29,267 INFO L93 Difference]: Finished difference Result 94655 states and 144282 transitions. [2022-11-23 04:08:29,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-23 04:08:29,269 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 271 [2022-11-23 04:08:29,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:08:30,089 INFO L225 Difference]: With dead ends: 94655 [2022-11-23 04:08:30,090 INFO L226 Difference]: Without dead ends: 64673 [2022-11-23 04:08:30,306 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-23 04:08:30,308 INFO L413 NwaCegarLoop]: 15608 mSDtfsCounter, 15013 mSDsluCounter, 30307 mSDsCounter, 0 mSdLazyCounter, 25692 mSolverCounterSat, 9592 mSolverCounterUnsat, 26 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 190.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16395 SdHoareTripleChecker+Valid, 45915 SdHoareTripleChecker+Invalid, 35310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 9592 IncrementalHoareTripleChecker+Valid, 25692 IncrementalHoareTripleChecker+Invalid, 26 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 200.6s IncrementalHoareTripleChecker+Time [2022-11-23 04:08:30,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16395 Valid, 45915 Invalid, 35310 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [9592 Valid, 25692 Invalid, 26 Unknown, 0 Unchecked, 200.6s Time] [2022-11-23 04:08:30,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64673 states. [2022-11-23 04:08:35,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64673 to 56091. [2022-11-23 04:08:35,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56091 states, 39572 states have (on average 1.3662185383604568) internal successors, (54064), 40141 states have internal predecessors, (54064), 14724 states have call successors, (14724), 1797 states have call predecessors, (14724), 1794 states have return successors, (14722), 14680 states have call predecessors, (14722), 14722 states have call successors, (14722) [2022-11-23 04:08:37,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56091 states to 56091 states and 83510 transitions. [2022-11-23 04:08:37,048 INFO L78 Accepts]: Start accepts. Automaton has 56091 states and 83510 transitions. Word has length 271 [2022-11-23 04:08:37,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:08:37,049 INFO L495 AbstractCegarLoop]: Abstraction has 56091 states and 83510 transitions. [2022-11-23 04:08:37,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 04:08:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 56091 states and 83510 transitions. [2022-11-23 04:08:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-11-23 04:08:37,085 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:08:37,085 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:08:37,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 04:08:37,086 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:08:37,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:08:37,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1245364708, now seen corresponding path program 1 times [2022-11-23 04:08:37,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:08:37,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973156271] [2022-11-23 04:08:37,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:08:37,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:08:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:38,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:08:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:08:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 04:08:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:08:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 04:08:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:08:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 04:08:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:08:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-23 04:08:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-23 04:08:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:08:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:08:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-23 04:08:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-23 04:08:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-23 04:08:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-23 04:08:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-23 04:08:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-23 04:08:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-23 04:08:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:08:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-11-23 04:08:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-23 04:08:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-23 04:08:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-23 04:08:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-23 04:08:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-23 04:08:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-23 04:08:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-23 04:08:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-23 04:08:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:39,891 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2022-11-23 04:08:39,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:08:39,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973156271] [2022-11-23 04:08:39,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973156271] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:08:39,892 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:08:39,892 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:08:39,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725679394] [2022-11-23 04:08:39,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:08:39,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:08:39,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:08:39,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:08:39,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:08:39,896 INFO L87 Difference]: Start difference. First operand 56091 states and 83510 transitions. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-23 04:08:44,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:08:46,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:30,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:32,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:33,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:35,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:37,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:39,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:41,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:43,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:45,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:47,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:49,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:51,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:53,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:55,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:10:05,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:10:16,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:10:21,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:10:21,575 INFO L93 Difference]: Finished difference Result 120721 states and 183079 transitions. [2022-11-23 04:10:21,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:10:21,576 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 309 [2022-11-23 04:10:21,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:10:22,344 INFO L225 Difference]: With dead ends: 120721 [2022-11-23 04:10:22,344 INFO L226 Difference]: Without dead ends: 64665 [2022-11-23 04:10:22,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:10:22,662 INFO L413 NwaCegarLoop]: 10476 mSDtfsCounter, 14919 mSDsluCounter, 10410 mSDsCounter, 0 mSdLazyCounter, 9753 mSolverCounterSat, 6779 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 92.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16305 SdHoareTripleChecker+Valid, 20886 SdHoareTripleChecker+Invalid, 16546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6779 IncrementalHoareTripleChecker+Valid, 9753 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 97.1s IncrementalHoareTripleChecker+Time [2022-11-23 04:10:22,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16305 Valid, 20886 Invalid, 16546 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6779 Valid, 9753 Invalid, 14 Unknown, 0 Unchecked, 97.1s Time] [2022-11-23 04:10:22,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64665 states. [2022-11-23 04:10:26,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64665 to 56073. [2022-11-23 04:10:26,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56073 states, 39554 states have (on average 1.3661829397785306) internal successors, (54038), 40125 states have internal predecessors, (54038), 14724 states have call successors, (14724), 1797 states have call predecessors, (14724), 1794 states have return successors, (14722), 14678 states have call predecessors, (14722), 14722 states have call successors, (14722) [2022-11-23 04:10:27,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56073 states to 56073 states and 83484 transitions. [2022-11-23 04:10:27,631 INFO L78 Accepts]: Start accepts. Automaton has 56073 states and 83484 transitions. Word has length 309 [2022-11-23 04:10:27,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:10:27,632 INFO L495 AbstractCegarLoop]: Abstraction has 56073 states and 83484 transitions. [2022-11-23 04:10:27,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-23 04:10:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 56073 states and 83484 transitions. [2022-11-23 04:10:27,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2022-11-23 04:10:27,677 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:10:27,678 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:10:27,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 04:10:27,678 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:10:27,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:10:27,679 INFO L85 PathProgramCache]: Analyzing trace with hash 218956610, now seen corresponding path program 1 times [2022-11-23 04:10:27,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:10:27,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374682409] [2022-11-23 04:10:27,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:10:27,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:10:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:10:29,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 04:10:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 04:10:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 04:10:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-23 04:10:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-23 04:10:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:10:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:10:29,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-23 04:10:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:29,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-23 04:10:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-23 04:10:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-23 04:10:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-23 04:10:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-23 04:10:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-11-23 04:10:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-23 04:10:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-23 04:10:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-23 04:10:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-23 04:10:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-11-23 04:10:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-11-23 04:10:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-23 04:10:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-23 04:10:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-23 04:10:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-23 04:10:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-11-23 04:10:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-11-23 04:10:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-11-23 04:10:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-11-23 04:10:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:31,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:31,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-11-23 04:10:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:31,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2289 trivial. 0 not checked. [2022-11-23 04:10:31,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:10:31,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374682409] [2022-11-23 04:10:31,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374682409] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:10:31,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:10:31,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:10:31,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728390636] [2022-11-23 04:10:31,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:10:31,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:10:31,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:10:31,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:10:31,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:10:31,046 INFO L87 Difference]: Start difference. First operand 56073 states and 83484 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33)