./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fab41d0436dc7cba585e9298d4ea8657433c856ddd8c84a196b85a427d283b0a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 19:34:41,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:34:41,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:34:41,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:34:41,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:34:41,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:34:41,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:34:41,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:34:41,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:34:41,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:34:41,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:34:41,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:34:41,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:34:41,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:34:41,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:34:41,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:34:41,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:34:41,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:34:41,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:34:41,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:34:41,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:34:41,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:34:41,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:34:41,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:34:41,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:34:41,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:34:41,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:34:41,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:34:41,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:34:41,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:34:41,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:34:41,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:34:41,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:34:41,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:34:41,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:34:41,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:34:41,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:34:41,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:34:41,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:34:41,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:34:41,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:34:41,445 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 19:34:41,496 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:34:41,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:34:41,497 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:34:41,498 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:34:41,499 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:34:41,499 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:34:41,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:34:41,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:34:41,501 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:34:41,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:34:41,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:34:41,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:34:41,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:34:41,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:34:41,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:34:41,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:34:41,505 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:34:41,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:34:41,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:34:41,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:34:41,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:34:41,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:34:41,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:34:41,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:34:41,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:34:41,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:34:41,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:34:41,509 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:34:41,510 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:34:41,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:34:41,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fab41d0436dc7cba585e9298d4ea8657433c856ddd8c84a196b85a427d283b0a [2022-11-18 19:34:41,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:34:41,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:34:41,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:34:41,951 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:34:41,952 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:34:41,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-18 19:34:42,055 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/data/fa446241f/9bb4dc9a3266465c86d61dd2aecf93e8/FLAGebe77c6e1 [2022-11-18 19:34:43,370 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:34:43,371 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-18 19:34:43,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/data/fa446241f/9bb4dc9a3266465c86d61dd2aecf93e8/FLAGebe77c6e1 [2022-11-18 19:34:43,962 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/data/fa446241f/9bb4dc9a3266465c86d61dd2aecf93e8 [2022-11-18 19:34:43,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:34:43,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:34:43,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:34:43,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:34:43,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:34:43,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:34:43" (1/1) ... [2022-11-18 19:34:43,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39ce81e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:43, skipping insertion in model container [2022-11-18 19:34:43,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:34:43" (1/1) ... [2022-11-18 19:34:43,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:34:44,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:34:53,445 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[833598,833611] [2022-11-18 19:34:53,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:34:53,906 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:34:55,281 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[833598,833611] [2022-11-18 19:34:55,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:34:55,824 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:34:55,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55 WrapperNode [2022-11-18 19:34:55,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:34:55,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:34:55,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:34:55,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:34:55,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:56,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:57,359 INFO L138 Inliner]: procedures = 740, calls = 14365, calls flagged for inlining = 319, calls inlined = 270, statements flattened = 26501 [2022-11-18 19:34:57,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:34:57,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:34:57,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:34:57,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:34:57,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:57,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:57,523 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:57,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:58,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:58,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:58,421 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:58,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:58,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:34:58,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:34:58,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:34:58,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:34:58,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (1/1) ... [2022-11-18 19:34:58,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:34:58,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:34:58,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:34:59,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b66ae0c2-72fe-40f8-bf5d-c6f344701977/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:34:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-18 19:34:59,115 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-18 19:34:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2022-11-18 19:34:59,115 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2022-11-18 19:34:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-18 19:34:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-18 19:34:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2022-11-18 19:34:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2022-11-18 19:34:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2022-11-18 19:34:59,117 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2022-11-18 19:34:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-18 19:34:59,117 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-18 19:34:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 19:34:59,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 19:34:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_slot_reset [2022-11-18 19:34:59,118 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_slot_reset [2022-11-18 19:34:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2022-11-18 19:34:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2022-11-18 19:34:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-18 19:34:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-18 19:34:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-18 19:34:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-18 19:34:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-18 19:34:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-18 19:34:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2022-11-18 19:34:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2022-11-18 19:34:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 19:34:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 19:34:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2022-11-18 19:34:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2022-11-18 19:34:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2022-11-18 19:34:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2022-11-18 19:34:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2022-11-18 19:34:59,138 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2022-11-18 19:34:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-18 19:34:59,138 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-18 19:34:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-18 19:34:59,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-18 19:34:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-18 19:34:59,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-18 19:34:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2022-11-18 19:34:59,140 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2022-11-18 19:34:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-11-18 19:34:59,140 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-11-18 19:34:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-18 19:34:59,141 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-18 19:34:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2022-11-18 19:34:59,142 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2022-11-18 19:34:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 19:34:59,142 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 19:34:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-18 19:34:59,143 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-18 19:34:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2022-11-18 19:34:59,143 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2022-11-18 19:34:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2022-11-18 19:34:59,144 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2022-11-18 19:34:59,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-18 19:34:59,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-18 19:34:59,146 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2022-11-18 19:34:59,146 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2022-11-18 19:34:59,146 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 19:34:59,147 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 19:34:59,147 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2022-11-18 19:34:59,147 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2022-11-18 19:34:59,147 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-11-18 19:34:59,147 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-11-18 19:34:59,148 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2022-11-18 19:34:59,148 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2022-11-18 19:34:59,149 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_fix_features [2022-11-18 19:34:59,149 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_fix_features [2022-11-18 19:34:59,149 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2022-11-18 19:34:59,152 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2022-11-18 19:34:59,152 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 19:34:59,153 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 19:34:59,153 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 19:34:59,153 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 19:34:59,153 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-18 19:34:59,153 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-18 19:34:59,153 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-18 19:34:59,154 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-18 19:34:59,154 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 19:34:59,154 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 19:34:59,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-18 19:34:59,154 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-18 19:34:59,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:34:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-18 19:34:59,171 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-18 19:34:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2022-11-18 19:34:59,171 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2022-11-18 19:34:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2022-11-18 19:34:59,173 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2022-11-18 19:34:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2022-11-18 19:34:59,173 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2022-11-18 19:34:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2022-11-18 19:34:59,174 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2022-11-18 19:34:59,174 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-18 19:34:59,175 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-18 19:34:59,175 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2022-11-18 19:34:59,175 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2022-11-18 19:34:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 19:34:59,176 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 19:34:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2022-11-18 19:34:59,177 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2022-11-18 19:34:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2022-11-18 19:34:59,177 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2022-11-18 19:34:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2022-11-18 19:34:59,178 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2022-11-18 19:34:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-18 19:34:59,178 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-18 19:34:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 19:34:59,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 19:34:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2022-11-18 19:34:59,179 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2022-11-18 19:34:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2022-11-18 19:34:59,180 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2022-11-18 19:34:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 19:34:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-18 19:34:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-18 19:34:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2022-11-18 19:34:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2022-11-18 19:34:59,186 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2022-11-18 19:34:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2022-11-18 19:34:59,186 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2022-11-18 19:34:59,187 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2022-11-18 19:34:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 19:34:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 19:34:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2022-11-18 19:34:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2022-11-18 19:34:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 19:34:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2022-11-18 19:34:59,195 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2022-11-18 19:34:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 19:34:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-18 19:34:59,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-18 19:34:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-18 19:34:59,196 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-18 19:34:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2022-11-18 19:34:59,196 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2022-11-18 19:34:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-18 19:34:59,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-18 19:34:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2022-11-18 19:34:59,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2022-11-18 19:34:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 19:34:59,197 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 19:34:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2022-11-18 19:34:59,198 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2022-11-18 19:34:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2022-11-18 19:34:59,198 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2022-11-18 19:34:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2022-11-18 19:34:59,198 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2022-11-18 19:34:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2022-11-18 19:34:59,212 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2022-11-18 19:34:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-18 19:34:59,213 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-18 19:34:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-18 19:34:59,213 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-18 19:34:59,227 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2022-11-18 19:34:59,227 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2022-11-18 19:34:59,227 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2022-11-18 19:34:59,227 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2022-11-18 19:34:59,228 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-18 19:34:59,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-18 19:34:59,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 19:34:59,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 19:34:59,228 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-11-18 19:34:59,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-11-18 19:34:59,229 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2022-11-18 19:34:59,229 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2022-11-18 19:34:59,229 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_stats [2022-11-18 19:34:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_stats [2022-11-18 19:34:59,230 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-18 19:34:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-18 19:34:59,230 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2022-11-18 19:34:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2022-11-18 19:34:59,231 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2022-11-18 19:34:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2022-11-18 19:34:59,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-18 19:34:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-18 19:34:59,231 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_frag_len [2022-11-18 19:34:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_frag_len [2022-11-18 19:34:59,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 19:34:59,232 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2022-11-18 19:34:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2022-11-18 19:34:59,232 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-18 19:34:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-18 19:34:59,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:34:59,233 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-18 19:34:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-18 19:34:59,234 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 19:34:59,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 19:34:59,234 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2022-11-18 19:34:59,234 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2022-11-18 19:34:59,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 19:34:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 19:34:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-18 19:34:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-18 19:34:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_change_mtu [2022-11-18 19:34:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_change_mtu [2022-11-18 19:34:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2022-11-18 19:34:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2022-11-18 19:34:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-18 19:34:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-18 19:34:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2022-11-18 19:34:59,237 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2022-11-18 19:34:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2022-11-18 19:34:59,237 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2022-11-18 19:34:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 19:34:59,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 19:34:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2022-11-18 19:34:59,238 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2022-11-18 19:34:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2022-11-18 19:34:59,238 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2022-11-18 19:34:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2022-11-18 19:34:59,239 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2022-11-18 19:34:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-18 19:34:59,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-18 19:34:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-18 19:34:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-18 19:34:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 19:34:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 19:34:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2022-11-18 19:34:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2022-11-18 19:34:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-18 19:34:59,241 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-18 19:34:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2022-11-18 19:34:59,241 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2022-11-18 19:34:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2022-11-18 19:34:59,242 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2022-11-18 19:34:59,242 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2022-11-18 19:34:59,242 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2022-11-18 19:34:59,242 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-18 19:34:59,243 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-18 19:34:59,243 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-11-18 19:34:59,243 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-11-18 19:34:59,243 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-18 19:34:59,243 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-18 19:34:59,258 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2022-11-18 19:34:59,259 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2022-11-18 19:34:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-18 19:34:59,259 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-18 19:34:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2022-11-18 19:34:59,260 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2022-11-18 19:34:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-18 19:34:59,260 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-18 19:34:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-18 19:34:59,261 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-18 19:34:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2022-11-18 19:34:59,261 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2022-11-18 19:34:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2022-11-18 19:34:59,261 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2022-11-18 19:34:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2022-11-18 19:34:59,262 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2022-11-18 19:34:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-18 19:34:59,262 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-18 19:34:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:34:59,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:34:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2022-11-18 19:34:59,263 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2022-11-18 19:34:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-18 19:34:59,264 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-18 19:34:59,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-11-18 19:34:59,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-11-18 19:34:59,264 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2022-11-18 19:34:59,265 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2022-11-18 19:34:59,265 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2022-11-18 19:34:59,265 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2022-11-18 19:34:59,265 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-18 19:34:59,265 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-18 19:34:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2022-11-18 19:34:59,266 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2022-11-18 19:34:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 19:34:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 19:34:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 19:34:59,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 19:34:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-18 19:34:59,267 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-18 19:34:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 19:34:59,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 19:34:59,268 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_phy_info_task [2022-11-18 19:34:59,268 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_phy_info_task [2022-11-18 19:34:59,268 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2022-11-18 19:34:59,268 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2022-11-18 19:34:59,269 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-18 19:34:59,269 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-18 19:34:59,269 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2022-11-18 19:34:59,269 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2022-11-18 19:34:59,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-18 19:34:59,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-18 19:34:59,270 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-18 19:34:59,270 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-18 19:34:59,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-18 19:34:59,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-18 19:34:59,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-18 19:34:59,271 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-18 19:34:59,271 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-18 19:34:59,271 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_alloc_frag [2022-11-18 19:34:59,271 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_alloc_frag [2022-11-18 19:34:59,272 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-18 19:34:59,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-18 19:34:59,272 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-18 19:34:59,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-18 19:34:59,272 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2022-11-18 19:34:59,273 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2022-11-18 19:34:59,273 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-18 19:34:59,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-18 19:34:59,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 19:34:59,273 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 19:34:59,274 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-18 19:34:59,274 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-18 19:34:59,274 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-18 19:34:59,274 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-18 19:34:59,274 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2022-11-18 19:34:59,275 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2022-11-18 19:34:59,275 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 19:34:59,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 19:34:59,275 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2022-11-18 19:34:59,275 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2022-11-18 19:34:59,276 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2022-11-18 19:34:59,276 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2022-11-18 19:34:59,276 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-18 19:34:59,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-18 19:34:59,276 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2022-11-18 19:34:59,277 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2022-11-18 19:34:59,277 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-18 19:34:59,277 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-18 19:34:59,277 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2022-11-18 19:34:59,277 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2022-11-18 19:34:59,278 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2022-11-18 19:34:59,286 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2022-11-18 19:34:59,287 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-18 19:34:59,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-18 19:34:59,287 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-18 19:34:59,287 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-18 19:34:59,287 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-18 19:34:59,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-18 19:34:59,288 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-18 19:34:59,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-18 19:34:59,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:34:59,288 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 19:34:59,288 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 19:34:59,289 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-18 19:34:59,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-18 19:34:59,289 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-18 19:34:59,289 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-18 19:34:59,289 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2022-11-18 19:34:59,289 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2022-11-18 19:34:59,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 19:34:59,290 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-18 19:34:59,290 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-18 19:34:59,290 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_task [2022-11-18 19:34:59,290 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_task [2022-11-18 19:34:59,290 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_features [2022-11-18 19:34:59,290 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_features [2022-11-18 19:34:59,291 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-18 19:34:59,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-18 19:34:59,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-18 19:34:59,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-18 19:34:59,291 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2022-11-18 19:34:59,291 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2022-11-18 19:34:59,292 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2022-11-18 19:34:59,292 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2022-11-18 19:34:59,292 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2022-11-18 19:34:59,292 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2022-11-18 19:34:59,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 19:34:59,292 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_6 [2022-11-18 19:34:59,293 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_6 [2022-11-18 19:34:59,293 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_watchdog [2022-11-18 19:34:59,293 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_watchdog [2022-11-18 19:34:59,293 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2022-11-18 19:34:59,293 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2022-11-18 19:34:59,293 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2022-11-18 19:34:59,294 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2022-11-18 19:34:59,294 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2022-11-18 19:34:59,294 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2022-11-18 19:34:59,294 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-18 19:34:59,294 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-18 19:34:59,294 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-18 19:34:59,307 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-18 19:34:59,307 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2022-11-18 19:34:59,307 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2022-11-18 19:34:59,307 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-18 19:34:59,307 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-18 19:34:59,308 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2022-11-18 19:34:59,308 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2022-11-18 19:34:59,308 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-18 19:34:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-18 19:34:59,309 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-18 19:34:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-18 19:34:59,309 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2022-11-18 19:34:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2022-11-18 19:34:59,309 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2022-11-18 19:34:59,310 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2022-11-18 19:34:59,310 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2022-11-18 19:34:59,310 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2022-11-18 19:34:59,310 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2022-11-18 19:34:59,310 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2022-11-18 19:34:59,310 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2022-11-18 19:34:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2022-11-18 19:34:59,311 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-11-18 19:34:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-11-18 19:34:59,311 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2022-11-18 19:34:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2022-11-18 19:34:59,311 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2022-11-18 19:34:59,312 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2022-11-18 19:34:59,312 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2022-11-18 19:34:59,312 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2022-11-18 19:34:59,312 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-18 19:34:59,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-18 19:34:59,312 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-18 19:34:59,313 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-18 19:34:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2022-11-18 19:34:59,313 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2022-11-18 19:34:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-18 19:34:59,313 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-18 19:34:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2022-11-18 19:34:59,313 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2022-11-18 19:34:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2022-11-18 19:34:59,314 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2022-11-18 19:34:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2022-11-18 19:34:59,314 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2022-11-18 19:34:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-18 19:34:59,314 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-18 19:34:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-18 19:34:59,315 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-18 19:34:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2022-11-18 19:34:59,315 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2022-11-18 19:34:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-18 19:34:59,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-18 19:34:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-18 19:34:59,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-18 19:34:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 19:34:59,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 19:34:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2022-11-18 19:34:59,316 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2022-11-18 19:34:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2022-11-18 19:34:59,317 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2022-11-18 19:34:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 19:34:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_82547_tx_fifo_stall_task [2022-11-18 19:34:59,317 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_82547_tx_fifo_stall_task [2022-11-18 19:34:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs___0 [2022-11-18 19:34:59,317 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs___0 [2022-11-18 19:34:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-11-18 19:34:59,318 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-11-18 19:34:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2022-11-18 19:34:59,318 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2022-11-18 19:34:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 19:34:59,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 19:34:59,319 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2022-11-18 19:34:59,334 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2022-11-18 19:34:59,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-11-18 19:34:59,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-11-18 19:34:59,335 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2022-11-18 19:34:59,336 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2022-11-18 19:34:59,336 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-18 19:34:59,336 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-18 19:34:59,336 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2022-11-18 19:34:59,336 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2022-11-18 19:34:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-18 19:34:59,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-18 19:34:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-18 19:34:59,337 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-18 19:34:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-18 19:34:59,338 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-18 19:34:59,338 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-18 19:34:59,338 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-18 19:34:59,338 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2022-11-18 19:34:59,338 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2022-11-18 19:34:59,339 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_error_detected [2022-11-18 19:34:59,339 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_error_detected [2022-11-18 19:34:59,339 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-18 19:34:59,339 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-18 19:34:59,339 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2022-11-18 19:34:59,340 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2022-11-18 19:34:59,340 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2022-11-18 19:34:59,340 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2022-11-18 19:34:59,340 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2022-11-18 19:34:59,340 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2022-11-18 19:34:59,341 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-18 19:34:59,341 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-18 19:34:59,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-18 19:34:59,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-18 19:34:59,341 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs___0 [2022-11-18 19:34:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs___0 [2022-11-18 19:34:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-11-18 19:34:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-11-18 19:34:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2022-11-18 19:34:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2022-11-18 19:34:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2022-11-18 19:34:59,343 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2022-11-18 19:34:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2022-11-18 19:34:59,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2022-11-18 19:34:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2022-11-18 19:34:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2022-11-18 19:34:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_19 [2022-11-18 19:34:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_19 [2022-11-18 19:34:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-18 19:34:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-18 19:34:59,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:34:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:34:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-18 19:34:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-18 19:34:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2022-11-18 19:34:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2022-11-18 19:34:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-18 19:34:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-18 19:34:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-18 19:34:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-18 19:34:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2022-11-18 19:34:59,361 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2022-11-18 19:34:59,361 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 19:34:59,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 19:34:59,361 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-18 19:34:59,361 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-18 19:34:59,362 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_ioctl [2022-11-18 19:34:59,362 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_ioctl [2022-11-18 19:34:59,362 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-18 19:34:59,362 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-18 19:34:59,363 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_mac [2022-11-18 19:34:59,363 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_mac [2022-11-18 19:34:59,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 19:34:59,363 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-18 19:34:59,363 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-18 19:34:59,364 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2022-11-18 19:34:59,364 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2022-11-18 19:34:59,364 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-18 19:34:59,364 INFO L130 BoogieDeclarations]: Found specification of procedure skb_free_frag [2022-11-18 19:34:59,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_free_frag [2022-11-18 19:35:02,108 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:35:02,122 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:35:03,875 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 19:36:10,546 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:36:10,593 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:36:10,593 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-18 19:36:10,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:36:10 BoogieIcfgContainer [2022-11-18 19:36:10,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:36:10,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:36:10,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:36:10,612 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:36:10,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:34:43" (1/3) ... [2022-11-18 19:36:10,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f485544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:36:10, skipping insertion in model container [2022-11-18 19:36:10,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:55" (2/3) ... [2022-11-18 19:36:10,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f485544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:36:10, skipping insertion in model container [2022-11-18 19:36:10,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:36:10" (3/3) ... [2022-11-18 19:36:10,617 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-18 19:36:10,641 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:36:10,641 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 19:36:10,885 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:36:10,891 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;@11b6cb6f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:36:10,891 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 19:36:10,918 INFO L276 IsEmpty]: Start isEmpty. Operand has 8498 states, 6148 states have (on average 1.4045217957059206) internal successors, (8635), 6247 states have internal predecessors, (8635), 2097 states have call successors, (2097), 254 states have call predecessors, (2097), 253 states have return successors, (2087), 2081 states have call predecessors, (2087), 2087 states have call successors, (2087) [2022-11-18 19:36:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-18 19:36:10,961 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:36:10,963 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] [2022-11-18 19:36:10,964 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:36:10,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:10,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1724157315, now seen corresponding path program 1 times [2022-11-18 19:36:10,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:36:10,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664590012] [2022-11-18 19:36:10,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:10,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:36:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:36:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:36:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:36:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:36:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:36:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:36:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:36:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:36:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:36:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 19:36:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 19:36:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 19:36:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 19:36:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:36:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 19:36:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 19:36:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 19:36:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 19:36:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:36:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:13,915 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-18 19:36:13,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:36:13,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664590012] [2022-11-18 19:36:13,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664590012] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:13,918 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:13,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:36:13,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697848355] [2022-11-18 19:36:13,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:13,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:36:13,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:36:13,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:36:13,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:36:13,992 INFO L87 Difference]: Start difference. First operand has 8498 states, 6148 states have (on average 1.4045217957059206) internal successors, (8635), 6247 states have internal predecessors, (8635), 2097 states have call successors, (2097), 254 states have call predecessors, (2097), 253 states have return successors, (2087), 2081 states have call predecessors, (2087), 2087 states have call successors, (2087) Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 19:36:21,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:36:23,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:36:24,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:36:50,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:36:52,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:14,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:16,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:18,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:20,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:23,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:25,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:27,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:29,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:31,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:33,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:36,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:38,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:40,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:42,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:44,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:46,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:48,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:50,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:52,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:54,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:56,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:58,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:00,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:02,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:04,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:12,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:38:12,350 INFO L93 Difference]: Finished difference Result 18307 states and 28729 transitions. [2022-11-18 19:38:12,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:38:12,355 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 201 [2022-11-18 19:38:12,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:38:12,506 INFO L225 Difference]: With dead ends: 18307 [2022-11-18 19:38:12,507 INFO L226 Difference]: Without dead ends: 9783 [2022-11-18 19:38:12,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:38:12,641 INFO L413 NwaCegarLoop]: 11074 mSDtfsCounter, 5966 mSDsluCounter, 10954 mSDsCounter, 0 mSdLazyCounter, 9949 mSolverCounterSat, 5808 mSolverCounterUnsat, 26 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 111.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6104 SdHoareTripleChecker+Valid, 22028 SdHoareTripleChecker+Invalid, 15783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5808 IncrementalHoareTripleChecker+Valid, 9949 IncrementalHoareTripleChecker+Invalid, 26 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 116.5s IncrementalHoareTripleChecker+Time [2022-11-18 19:38:12,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6104 Valid, 22028 Invalid, 15783 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5808 Valid, 9949 Invalid, 26 Unknown, 0 Unchecked, 116.5s Time] [2022-11-18 19:38:12,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9783 states. [2022-11-18 19:38:13,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9783 to 8461. [2022-11-18 19:38:13,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8461 states, 6123 states have (on average 1.3855952964233218) internal successors, (8484), 6208 states have internal predecessors, (8484), 2085 states have call successors, (2085), 253 states have call predecessors, (2085), 252 states have return successors, (2082), 2076 states have call predecessors, (2082), 2082 states have call successors, (2082) [2022-11-18 19:38:13,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8461 states to 8461 states and 12651 transitions. [2022-11-18 19:38:13,546 INFO L78 Accepts]: Start accepts. Automaton has 8461 states and 12651 transitions. Word has length 201 [2022-11-18 19:38:13,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:38:13,547 INFO L495 AbstractCegarLoop]: Abstraction has 8461 states and 12651 transitions. [2022-11-18 19:38:13,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 19:38:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 8461 states and 12651 transitions. [2022-11-18 19:38:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-18 19:38:13,562 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:38:13,562 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] [2022-11-18 19:38:13,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 19:38:13,563 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:38:13,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:38:13,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1468737675, now seen corresponding path program 1 times [2022-11-18 19:38:13,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:38:13,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384424759] [2022-11-18 19:38:13,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:38:13,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:38:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:15,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:38:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:15,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:15,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:38:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:15,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:38:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:15,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:15,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:38:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:15,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:38:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:38:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:38:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:38:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:38:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 19:38:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 19:38:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 19:38:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 19:38:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:38:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 19:38:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 19:38:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 19:38:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 19:38:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:38:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:16,558 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-18 19:38:16,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:38:16,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384424759] [2022-11-18 19:38:16,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384424759] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:38:16,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:38:16,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:38:16,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040334453] [2022-11-18 19:38:16,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:38:16,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:38:16,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:38:16,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:38:16,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:38:16,564 INFO L87 Difference]: Start difference. First operand 8461 states and 12651 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-18 19:38:25,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:26,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:39:00,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:39:02,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:39:04,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:39:07,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:39:14,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:00,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:02,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:04,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:06,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:08,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:10,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:13,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:14,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:16,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:18,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:20,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:22,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:24,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:27,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:29,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:31,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:33,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:35,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:37,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:39,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:41,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:43,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:45,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:48,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:50,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:51,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:53,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:56,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:58,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:00,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:02,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:04,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:06,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:08,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:10,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:12,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:28,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:30,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:31,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:33,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:35,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:37,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:40,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:42,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:44,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:46,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:48,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:51,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:53,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:55,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:57,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:59,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:01,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:03,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:05,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:07,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:09,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:11,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:13,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:15,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:17,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:19,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:21,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:23,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:25,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:27,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:32,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:34,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:35,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:44,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:42:44,728 INFO L93 Difference]: Finished difference Result 27916 states and 42723 transitions. [2022-11-18 19:42:44,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 19:42:44,729 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 201 [2022-11-18 19:42:44,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:42:44,939 INFO L225 Difference]: With dead ends: 27916 [2022-11-18 19:42:44,939 INFO L226 Difference]: Without dead ends: 19490 [2022-11-18 19:42:44,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-18 19:42:44,995 INFO L413 NwaCegarLoop]: 12804 mSDtfsCounter, 21364 mSDsluCounter, 26671 mSDsCounter, 0 mSdLazyCounter, 23255 mSolverCounterSat, 12385 mSolverCounterUnsat, 66 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 255.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22884 SdHoareTripleChecker+Valid, 39475 SdHoareTripleChecker+Invalid, 35706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 12385 IncrementalHoareTripleChecker+Valid, 23255 IncrementalHoareTripleChecker+Invalid, 66 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 265.6s IncrementalHoareTripleChecker+Time [2022-11-18 19:42:44,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22884 Valid, 39475 Invalid, 35706 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [12385 Valid, 23255 Invalid, 66 Unknown, 0 Unchecked, 265.6s Time] [2022-11-18 19:42:45,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19490 states. [2022-11-18 19:42:46,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19490 to 16846. [2022-11-18 19:42:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16846 states, 12197 states have (on average 1.3864064934000164) internal successors, (16910), 12365 states have internal predecessors, (16910), 4144 states have call successors, (4144), 505 states have call predecessors, (4144), 504 states have return successors, (4141), 4129 states have call predecessors, (4141), 4141 states have call successors, (4141) [2022-11-18 19:42:46,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16846 states to 16846 states and 25195 transitions. [2022-11-18 19:42:46,540 INFO L78 Accepts]: Start accepts. Automaton has 16846 states and 25195 transitions. Word has length 201 [2022-11-18 19:42:46,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:42:46,544 INFO L495 AbstractCegarLoop]: Abstraction has 16846 states and 25195 transitions. [2022-11-18 19:42:46,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-18 19:42:46,544 INFO L276 IsEmpty]: Start isEmpty. Operand 16846 states and 25195 transitions. [2022-11-18 19:42:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-11-18 19:42:46,554 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:42:46,554 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:42:46,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 19:42:46,555 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:42:46,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:42:46,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1936742664, now seen corresponding path program 1 times [2022-11-18 19:42:46,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:42:46,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137360029] [2022-11-18 19:42:46,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:42:46,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:42:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:42:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:42:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:42:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:42:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:42:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:42:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:42:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:42:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:42:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 19:42:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 19:42:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 19:42:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 19:42:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:42:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 19:42:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 19:42:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 19:42:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 19:42:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-18 19:42:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:48,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:42:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:48,988 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2022-11-18 19:42:48,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:42:48,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137360029] [2022-11-18 19:42:48,991 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137360029] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:42:48,991 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:42:48,991 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:42:48,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134632274] [2022-11-18 19:42:48,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:42:48,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:42:48,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:42:48,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:42:48,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:42:48,994 INFO L87 Difference]: Start difference. First operand 16846 states and 25195 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 19:42:57,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:58,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:31,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:33,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:04,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:06,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:08,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:10,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:12,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:14,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:16,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:18,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:21,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:23,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:25,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:27,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:29,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:31,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:33,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:35,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:36,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:38,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:40,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:43,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:44,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:46,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:48,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:50,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:52,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:54,427 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 [] [2022-11-18 19:45:03,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:45:03,392 INFO L93 Difference]: Finished difference Result 19492 states and 30119 transitions. [2022-11-18 19:45:03,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:45:03,393 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 222 [2022-11-18 19:45:03,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:45:03,542 INFO L225 Difference]: With dead ends: 19492 [2022-11-18 19:45:03,542 INFO L226 Difference]: Without dead ends: 19489 [2022-11-18 19:45:03,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-18 19:45:03,564 INFO L413 NwaCegarLoop]: 10976 mSDtfsCounter, 16526 mSDsluCounter, 16078 mSDsCounter, 0 mSdLazyCounter, 13571 mSolverCounterSat, 6878 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 127.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17917 SdHoareTripleChecker+Valid, 27054 SdHoareTripleChecker+Invalid, 20476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 6878 IncrementalHoareTripleChecker+Valid, 13571 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 132.8s IncrementalHoareTripleChecker+Time [2022-11-18 19:45:03,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17917 Valid, 27054 Invalid, 20476 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [6878 Valid, 13571 Invalid, 27 Unknown, 0 Unchecked, 132.8s Time] [2022-11-18 19:45:03,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19489 states. [2022-11-18 19:45:04,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19489 to 16845. [2022-11-18 19:45:05,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16845 states, 12197 states have (on average 1.386324506026072) internal successors, (16909), 12364 states have internal predecessors, (16909), 4143 states have call successors, (4143), 505 states have call predecessors, (4143), 504 states have return successors, (4141), 4129 states have call predecessors, (4141), 4141 states have call successors, (4141) [2022-11-18 19:45:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16845 states to 16845 states and 25193 transitions. [2022-11-18 19:45:05,148 INFO L78 Accepts]: Start accepts. Automaton has 16845 states and 25193 transitions. Word has length 222 [2022-11-18 19:45:05,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:45:05,150 INFO L495 AbstractCegarLoop]: Abstraction has 16845 states and 25193 transitions. [2022-11-18 19:45:05,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 19:45:05,150 INFO L276 IsEmpty]: Start isEmpty. Operand 16845 states and 25193 transitions. [2022-11-18 19:45:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-11-18 19:45:05,159 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:45:05,159 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:45:05,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 19:45:05,160 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:45:05,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:45:05,161 INFO L85 PathProgramCache]: Analyzing trace with hash -93854654, now seen corresponding path program 1 times [2022-11-18 19:45:05,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:45:05,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939465674] [2022-11-18 19:45:05,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:45:05,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:45:05,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:45:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:45:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:45:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:45:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:45:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:45:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:45:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:45:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:45:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 19:45:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 19:45:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 19:45:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:06,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 19:45:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:45:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 19:45:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 19:45:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 19:45:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 19:45:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-18 19:45:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:45:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2022-11-18 19:45:07,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:45:07,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939465674] [2022-11-18 19:45:07,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939465674] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:45:07,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:45:07,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:45:07,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823049467] [2022-11-18 19:45:07,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:45:07,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:45:07,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:45:07,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:45:07,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:45:07,272 INFO L87 Difference]: Start difference. First operand 16845 states and 25193 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 19:45:13,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:29,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:36,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:51,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:53,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:55,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:57,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:59,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:01,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:03,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:05,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:07,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:09,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:11,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:13,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:15,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:20,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:46:20,487 INFO L93 Difference]: Finished difference Result 19491 states and 30117 transitions. [2022-11-18 19:46:20,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:46:20,488 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 223 [2022-11-18 19:46:20,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:46:20,625 INFO L225 Difference]: With dead ends: 19491 [2022-11-18 19:46:20,625 INFO L226 Difference]: Without dead ends: 19488 [2022-11-18 19:46:20,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-18 19:46:20,640 INFO L413 NwaCegarLoop]: 11004 mSDtfsCounter, 19378 mSDsluCounter, 6210 mSDsCounter, 0 mSdLazyCounter, 6447 mSolverCounterSat, 9840 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20778 SdHoareTripleChecker+Valid, 17214 SdHoareTripleChecker+Invalid, 16301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9840 IncrementalHoareTripleChecker+Valid, 6447 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.6s IncrementalHoareTripleChecker+Time [2022-11-18 19:46:20,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20778 Valid, 17214 Invalid, 16301 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9840 Valid, 6447 Invalid, 14 Unknown, 0 Unchecked, 71.6s Time] [2022-11-18 19:46:20,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19488 states. [2022-11-18 19:46:22,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19488 to 16844. [2022-11-18 19:46:22,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16844 states, 12197 states have (on average 1.3862425186521277) internal successors, (16908), 12363 states have internal predecessors, (16908), 4142 states have call successors, (4142), 505 states have call predecessors, (4142), 504 states have return successors, (4141), 4129 states have call predecessors, (4141), 4141 states have call successors, (4141) [2022-11-18 19:46:22,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16844 states to 16844 states and 25191 transitions. [2022-11-18 19:46:22,180 INFO L78 Accepts]: Start accepts. Automaton has 16844 states and 25191 transitions. Word has length 223 [2022-11-18 19:46:22,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:46:22,181 INFO L495 AbstractCegarLoop]: Abstraction has 16844 states and 25191 transitions. [2022-11-18 19:46:22,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 19:46:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 16844 states and 25191 transitions. [2022-11-18 19:46:22,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-11-18 19:46:22,188 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:46:22,189 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:46:22,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 19:46:22,189 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:46:22,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:46:22,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1382142795, now seen corresponding path program 1 times [2022-11-18 19:46:22,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:46:22,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691743126] [2022-11-18 19:46:22,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:46:22,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:46:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:46:23,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:46:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:46:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:46:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:46:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:46:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:46:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:46:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:46:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 19:46:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 19:46:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 19:46:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 19:46:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:46:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 19:46:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 19:46:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:23,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 19:46:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:24,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:24,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 19:46:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:24,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:24,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-18 19:46:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:24,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:46:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:24,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:46:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:46:24,087 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2022-11-18 19:46:24,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:46:24,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691743126] [2022-11-18 19:46:24,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691743126] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:46:24,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:46:24,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:46:24,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209475580] [2022-11-18 19:46:24,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:46:24,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:46:24,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:46:24,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:46:24,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:46:24,090 INFO L87 Difference]: Start difference. First operand 16844 states and 25191 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 19:46:31,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:34,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:36,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:03,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:05,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:28,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:30,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:32,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:34,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:36,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:39,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:41,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:43,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:45,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:47,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:49,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:51,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:53,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:55,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:57,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:47:59,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:00,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:02,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:04,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:06,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:08,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:10,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:12,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:14,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:16,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:18,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:48:25,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:48:25,307 INFO L93 Difference]: Finished difference Result 19488 states and 30114 transitions. [2022-11-18 19:48:25,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:48:25,307 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 224 [2022-11-18 19:48:25,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:48:25,312 INFO L225 Difference]: With dead ends: 19488 [2022-11-18 19:48:25,313 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 19:48:25,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-18 19:48:25,415 INFO L413 NwaCegarLoop]: 11049 mSDtfsCounter, 16458 mSDsluCounter, 11392 mSDsCounter, 0 mSdLazyCounter, 10009 mSolverCounterSat, 6841 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 114.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17837 SdHoareTripleChecker+Valid, 22441 SdHoareTripleChecker+Invalid, 16877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6841 IncrementalHoareTripleChecker+Valid, 10009 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 119.4s IncrementalHoareTripleChecker+Time [2022-11-18 19:48:25,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17837 Valid, 22441 Invalid, 16877 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6841 Valid, 10009 Invalid, 27 Unknown, 0 Unchecked, 119.4s Time] [2022-11-18 19:48:25,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 19:48:25,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 19:48:25,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:48:25,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 19:48:25,420 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 224 [2022-11-18 19:48:25,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:48:25,421 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 19:48:25,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 19:48:25,421 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 19:48:25,422 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 19:48:25,424 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 19:48:25,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 19:48:25,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.