./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--broadcom--bnx2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 637c8df7181ab241b9f0175bf03e24d65a8b4c37f1a710a25ab16dc44ce41188 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 01:56:16,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 01:56:16,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 01:56:16,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 01:56:16,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 01:56:16,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 01:56:16,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 01:56:16,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 01:56:16,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 01:56:16,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 01:56:16,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 01:56:16,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 01:56:16,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 01:56:16,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 01:56:16,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 01:56:16,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 01:56:16,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 01:56:16,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 01:56:16,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 01:56:16,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 01:56:16,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 01:56:16,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 01:56:16,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 01:56:16,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 01:56:16,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 01:56:16,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 01:56:16,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 01:56:16,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 01:56:16,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 01:56:16,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 01:56:16,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 01:56:16,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 01:56:16,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 01:56:16,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 01:56:16,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 01:56:16,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 01:56:16,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 01:56:16,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 01:56:16,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 01:56:16,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 01:56:16,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 01:56:16,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-23 01:56:16,352 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 01:56:16,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 01:56:16,353 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 01:56:16,353 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 01:56:16,356 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 01:56:16,356 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 01:56:16,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 01:56:16,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 01:56:16,357 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 01:56:16,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 01:56:16,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 01:56:16,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 01:56:16,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 01:56:16,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 01:56:16,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 01:56:16,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 01:56:16,361 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 01:56:16,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 01:56:16,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 01:56:16,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 01:56:16,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 01:56:16,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:56:16,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 01:56:16,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 01:56:16,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 01:56:16,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 01:56:16,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 01:56:16,364 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 01:56:16,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 01:56:16,365 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 01:56:16,365 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 01:56:16,366 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 637c8df7181ab241b9f0175bf03e24d65a8b4c37f1a710a25ab16dc44ce41188 [2022-11-23 01:56:16,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 01:56:16,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 01:56:16,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 01:56:16,721 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 01:56:16,722 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 01:56:16,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i [2022-11-23 01:56:19,853 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 01:56:20,751 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 01:56:20,752 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i [2022-11-23 01:56:20,819 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/data/43b9f0f41/53faf9e4ebbe40e8bc7a0a5764ce6be7/FLAG101226555 [2022-11-23 01:56:20,837 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/data/43b9f0f41/53faf9e4ebbe40e8bc7a0a5764ce6be7 [2022-11-23 01:56:20,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 01:56:20,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 01:56:20,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 01:56:20,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 01:56:20,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 01:56:20,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:20" (1/1) ... [2022-11-23 01:56:20,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a3457f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:20, skipping insertion in model container [2022-11-23 01:56:20,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:20" (1/1) ... [2022-11-23 01:56:20,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 01:56:21,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 01:56:27,527 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i[576599,576612] [2022-11-23 01:56:27,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:56:27,945 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 01:56:28,613 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i[576599,576612] [2022-11-23 01:56:28,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:56:29,099 INFO L208 MainTranslator]: Completed translation [2022-11-23 01:56:29,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29 WrapperNode [2022-11-23 01:56:29,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 01:56:29,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 01:56:29,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 01:56:29,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 01:56:29,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:29,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:29,841 INFO L138 Inliner]: procedures = 646, calls = 8216, calls flagged for inlining = 300, calls inlined = 249, statements flattened = 14961 [2022-11-23 01:56:29,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 01:56:29,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 01:56:29,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 01:56:29,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 01:56:29,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:29,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:29,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:29,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:30,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:30,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:30,660 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:30,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:30,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 01:56:30,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 01:56:30,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 01:56:30,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 01:56:30,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2022-11-23 01:56:30,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:56:30,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:30,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 01:56:30,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a326f46-6270-41ec-ad06-785fae803aa6/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 01:56:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-23 01:56:31,058 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-23 01:56:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-23 01:56:31,059 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-23 01:56:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-23 01:56:31,059 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-23 01:56:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-23 01:56:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-23 01:56:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-23 01:56:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-23 01:56:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-23 01:56:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-23 01:56:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-23 01:56:31,061 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-23 01:56:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-23 01:56:31,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-23 01:56:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 01:56:31,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 01:56:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-23 01:56:31,062 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-23 01:56:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-23 01:56:31,062 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-23 01:56:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-23 01:56:31,063 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-23 01:56:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-23 01:56:31,063 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-23 01:56:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-23 01:56:31,063 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-23 01:56:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-23 01:56:31,064 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-23 01:56:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 01:56:31,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 01:56:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-23 01:56:31,064 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-23 01:56:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-23 01:56:31,065 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-23 01:56:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-23 01:56:31,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-23 01:56:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-23 01:56:31,066 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-23 01:56:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-23 01:56:31,066 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-23 01:56:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-23 01:56:31,066 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-23 01:56:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-23 01:56:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-23 01:56:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-23 01:56:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-23 01:56:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-23 01:56:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-23 01:56:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 01:56:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 01:56:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-23 01:56:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-23 01:56:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-23 01:56:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-23 01:56:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-23 01:56:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-23 01:56:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-23 01:56:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-23 01:56:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-23 01:56:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-23 01:56:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-23 01:56:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-23 01:56:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 01:56:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 01:56:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-23 01:56:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-23 01:56:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-23 01:56:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-23 01:56:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-23 01:56:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-23 01:56:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-23 01:56:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-23 01:56:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-23 01:56:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 01:56:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 01:56:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-23 01:56:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-23 01:56:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-23 01:56:31,074 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-23 01:56:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-23 01:56:31,074 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-23 01:56:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-23 01:56:31,074 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-23 01:56:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 01:56:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-23 01:56:31,075 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-23 01:56:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-23 01:56:31,075 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-23 01:56:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-23 01:56:31,076 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-23 01:56:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-23 01:56:31,076 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-23 01:56:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-23 01:56:31,076 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-23 01:56:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-23 01:56:31,077 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-23 01:56:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-23 01:56:31,077 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-23 01:56:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-23 01:56:31,078 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-23 01:56:31,078 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-23 01:56:31,078 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-23 01:56:31,078 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-23 01:56:31,078 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-23 01:56:31,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 01:56:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-23 01:56:31,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-23 01:56:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-23 01:56:31,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-23 01:56:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-23 01:56:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-23 01:56:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-23 01:56:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-23 01:56:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 01:56:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 01:56:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-23 01:56:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-23 01:56:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 01:56:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 01:56:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-23 01:56:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-23 01:56:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 01:56:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-23 01:56:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-23 01:56:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2022-11-23 01:56:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2022-11-23 01:56:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-23 01:56:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-23 01:56:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-23 01:56:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-23 01:56:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-23 01:56:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-23 01:56:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 01:56:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 01:56:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 01:56:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_error_detected [2022-11-23 01:56:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_error_detected [2022-11-23 01:56:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-23 01:56:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-23 01:56:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 01:56:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 01:56:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-23 01:56:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-23 01:56:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-23 01:56:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-23 01:56:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-23 01:56:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-23 01:56:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-23 01:56:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-23 01:56:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-23 01:56:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-23 01:56:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-23 01:56:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-23 01:56:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-23 01:56:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-23 01:56:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-23 01:56:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-23 01:56:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-23 01:56:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-23 01:56:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-23 01:56:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-23 01:56:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-23 01:56:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-23 01:56:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-23 01:56:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-23 01:56:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-23 01:56:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-23 01:56:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 01:56:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 01:56:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-23 01:56:31,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-23 01:56:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-23 01:56:31,098 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-23 01:56:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-23 01:56:31,098 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-23 01:56:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-23 01:56:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-23 01:56:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-23 01:56:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-23 01:56:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-23 01:56:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-23 01:56:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 01:56:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2022-11-23 01:56:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2022-11-23 01:56:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-23 01:56:31,100 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-23 01:56:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-23 01:56:31,100 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-23 01:56:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 01:56:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 01:56:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 01:56:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 01:56:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-23 01:56:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-23 01:56:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 01:56:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-23 01:56:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-23 01:56:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-11-23 01:56:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-11-23 01:56:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-23 01:56:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-23 01:56:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-23 01:56:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-23 01:56:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ioctl [2022-11-23 01:56:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ioctl [2022-11-23 01:56:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-23 01:56:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-23 01:56:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-23 01:56:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-23 01:56:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-23 01:56:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-23 01:56:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 01:56:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 01:56:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-23 01:56:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-23 01:56:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-23 01:56:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-23 01:56:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-23 01:56:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-23 01:56:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-23 01:56:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-23 01:56:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-23 01:56:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-23 01:56:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-23 01:56:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-23 01:56:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-23 01:56:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-23 01:56:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-23 01:56:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-23 01:56:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-23 01:56:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-23 01:56:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-23 01:56:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-23 01:56:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-23 01:56:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-23 01:56:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-23 01:56:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-23 01:56:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-23 01:56:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-23 01:56:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-23 01:56:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-23 01:56:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-23 01:56:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-23 01:56:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-23 01:56:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-23 01:56:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-23 01:56:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-23 01:56:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 01:56:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 01:56:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-23 01:56:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-23 01:56:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-23 01:56:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-23 01:56:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-23 01:56:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-23 01:56:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-23 01:56:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-23 01:56:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_task [2022-11-23 01:56:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_task [2022-11-23 01:56:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 01:56:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 01:56:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 01:56:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 01:56:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-23 01:56:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-23 01:56:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 01:56:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 01:56:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-23 01:56:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-23 01:56:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-23 01:56:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-23 01:56:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-23 01:56:31,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-23 01:56:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-23 01:56:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-23 01:56:31,117 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-23 01:56:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-23 01:56:31,117 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-23 01:56:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-23 01:56:31,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-23 01:56:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 01:56:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 01:56:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2022-11-23 01:56:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2022-11-23 01:56:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-23 01:56:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-23 01:56:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-23 01:56:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-23 01:56:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-23 01:56:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-23 01:56:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 01:56:31,119 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 01:56:31,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 01:56:31,119 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 01:56:31,119 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 01:56:31,119 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 01:56:31,119 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-23 01:56:31,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-23 01:56:31,119 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-23 01:56:31,119 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-23 01:56:31,119 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-23 01:56:31,119 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-23 01:56:31,120 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-23 01:56:31,120 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-23 01:56:31,120 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-23 01:56:31,120 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-23 01:56:31,120 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-23 01:56:31,120 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-23 01:56:31,120 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-23 01:56:31,120 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-23 01:56:31,120 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-23 01:56:31,120 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-23 01:56:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-23 01:56:31,121 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-23 01:56:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-23 01:56:31,121 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-23 01:56:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 01:56:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-23 01:56:31,121 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-23 01:56:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-23 01:56:31,121 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-23 01:56:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-23 01:56:31,122 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-23 01:56:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-23 01:56:31,122 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-23 01:56:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-23 01:56:31,122 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-23 01:56:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-23 01:56:31,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-23 01:56:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-23 01:56:31,122 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-23 01:56:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 01:56:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-23 01:56:31,123 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-23 01:56:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-23 01:56:31,123 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-23 01:56:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-23 01:56:31,123 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-23 01:56:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-23 01:56:31,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-23 01:56:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-23 01:56:31,123 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-23 01:56:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-23 01:56:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-23 01:56:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-11-23 01:56:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-11-23 01:56:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 01:56:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-23 01:56:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-23 01:56:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-23 01:56:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-23 01:56:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-23 01:56:31,125 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-23 01:56:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-23 01:56:31,125 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-23 01:56:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-23 01:56:31,125 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-23 01:56:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-23 01:56:31,125 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-23 01:56:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-23 01:56:31,125 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-23 01:56:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-23 01:56:31,126 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-23 01:56:31,126 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-23 01:56:31,126 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-23 01:56:31,126 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-23 01:56:31,126 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-23 01:56:31,126 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-23 01:56:31,126 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-23 01:56:31,126 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-23 01:56:31,126 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-23 01:56:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-23 01:56:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-23 01:56:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-23 01:56:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-23 01:56:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_stats64 [2022-11-23 01:56:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_stats64 [2022-11-23 01:56:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-23 01:56:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-23 01:56:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-23 01:56:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-23 01:56:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-23 01:56:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-23 01:56:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-23 01:56:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-23 01:56:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-23 01:56:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-23 01:56:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-23 01:56:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-23 01:56:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-23 01:56:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-23 01:56:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-23 01:56:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-23 01:56:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-23 01:56:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-23 01:56:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-23 01:56:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-23 01:56:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-23 01:56:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-23 01:56:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-23 01:56:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-23 01:56:31,133 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-23 01:56:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-23 01:56:31,133 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mtu [2022-11-23 01:56:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mtu [2022-11-23 01:56:31,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2022-11-23 01:56:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2022-11-23 01:56:31,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2022-11-23 01:56:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2022-11-23 01:56:31,133 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 01:56:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 01:56:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-23 01:56:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-23 01:56:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 01:56:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-23 01:56:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-23 01:56:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 01:56:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 01:56:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-23 01:56:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-23 01:56:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-23 01:56:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-23 01:56:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-23 01:56:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-23 01:56:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_slot_reset [2022-11-23 01:56:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_slot_reset [2022-11-23 01:56:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-23 01:56:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-23 01:56:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-23 01:56:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-23 01:56:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-23 01:56:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-23 01:56:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-23 01:56:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-23 01:56:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-23 01:56:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-23 01:56:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-23 01:56:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-23 01:56:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-23 01:56:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-23 01:56:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-23 01:56:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-23 01:56:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-23 01:56:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-23 01:56:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-23 01:56:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-23 01:56:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 01:56:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 01:56:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-23 01:56:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-23 01:56:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-23 01:56:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-23 01:56:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-23 01:56:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-23 01:56:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-23 01:56:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-23 01:56:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-23 01:56:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-23 01:56:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 01:56:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 01:56:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-23 01:56:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-23 01:56:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-23 01:56:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-23 01:56:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 01:56:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-23 01:56:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-23 01:56:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-23 01:56:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-23 01:56:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-23 01:56:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-23 01:56:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_features [2022-11-23 01:56:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_features [2022-11-23 01:56:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-23 01:56:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-23 01:56:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-23 01:56:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-23 01:56:32,785 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 01:56:32,790 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 01:56:33,392 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 01:59:17,329 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 01:59:17,375 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 01:59:17,375 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-23 01:59:17,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:17 BoogieIcfgContainer [2022-11-23 01:59:17,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 01:59:17,389 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 01:59:17,389 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 01:59:17,392 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 01:59:17,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:56:20" (1/3) ... [2022-11-23 01:59:17,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3934ed99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:59:17, skipping insertion in model container [2022-11-23 01:59:17,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (2/3) ... [2022-11-23 01:59:17,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3934ed99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:59:17, skipping insertion in model container [2022-11-23 01:59:17,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:17" (3/3) ... [2022-11-23 01:59:17,400 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i [2022-11-23 01:59:17,419 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 01:59:17,419 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 01:59:17,577 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 01:59:17,585 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;@5029e7e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 01:59:17,586 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 01:59:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 5382 states, 3730 states have (on average 1.349597855227882) internal successors, (5034), 3803 states have internal predecessors, (5034), 1421 states have call successors, (1421), 230 states have call predecessors, (1421), 229 states have return successors, (1413), 1410 states have call predecessors, (1413), 1413 states have call successors, (1413) [2022-11-23 01:59:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-11-23 01:59:17,651 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:59:17,653 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:59:17,653 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:59:17,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:59:17,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1229945626, now seen corresponding path program 1 times [2022-11-23 01:59:17,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:59:17,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103393451] [2022-11-23 01:59:17,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:59:17,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:59:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 01:59:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 01:59:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 01:59:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 01:59:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-23 01:59:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-23 01:59:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-23 01:59:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-23 01:59:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-23 01:59:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 01:59:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 01:59:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:19,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:19,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-23 01:59:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-23 01:59:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-23 01:59:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-23 01:59:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 01:59:20,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-23 01:59:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-23 01:59:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-11-23 01:59:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-23 01:59:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-23 01:59:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-23 01:59:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-23 01:59:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 01:59:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:59:20,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2022-11-23 01:59:20,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:59:20,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103393451] [2022-11-23 01:59:20,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103393451] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:59:20,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:59:20,554 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 01:59:20,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744184591] [2022-11-23 01:59:20,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:59:20,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 01:59:20,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:59:20,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 01:59:20,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 01:59:20,617 INFO L87 Difference]: Start difference. First operand has 5382 states, 3730 states have (on average 1.349597855227882) internal successors, (5034), 3803 states have internal predecessors, (5034), 1421 states have call successors, (1421), 230 states have call predecessors, (1421), 229 states have return successors, (1413), 1410 states have call predecessors, (1413), 1413 states have call successors, (1413) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (26), 5 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-23 01:59:26,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 01:59:28,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 01:59:31,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 01:59:35,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 01:59:51,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 01:59:54,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 01:59:57,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:00:06,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:00:07,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:00:07,367 INFO L93 Difference]: Finished difference Result 11348 states and 16870 transitions. [2022-11-23 02:00:07,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:00:07,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (26), 5 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 339 [2022-11-23 02:00:07,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:00:07,449 INFO L225 Difference]: With dead ends: 11348 [2022-11-23 02:00:07,449 INFO L226 Difference]: Without dead ends: 5949 [2022-11-23 02:00:07,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-23 02:00:07,499 INFO L413 NwaCegarLoop]: 5921 mSDtfsCounter, 5240 mSDsluCounter, 3107 mSDsCounter, 0 mSdLazyCounter, 4295 mSolverCounterSat, 5821 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5328 SdHoareTripleChecker+Valid, 9028 SdHoareTripleChecker+Invalid, 10123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5821 IncrementalHoareTripleChecker+Valid, 4295 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.7s IncrementalHoareTripleChecker+Time [2022-11-23 02:00:07,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5328 Valid, 9028 Invalid, 10123 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5821 Valid, 4295 Invalid, 7 Unknown, 0 Unchecked, 45.7s Time] [2022-11-23 02:00:07,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5949 states. [2022-11-23 02:00:07,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5949 to 5360. [2022-11-23 02:00:07,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5360 states, 3718 states have (on average 1.3450779989241528) internal successors, (5001), 3781 states have internal predecessors, (5001), 1413 states have call successors, (1413), 229 states have call predecessors, (1413), 228 states have return successors, (1407), 1404 states have call predecessors, (1407), 1407 states have call successors, (1407) [2022-11-23 02:00:07,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5360 states to 5360 states and 7821 transitions. [2022-11-23 02:00:07,978 INFO L78 Accepts]: Start accepts. Automaton has 5360 states and 7821 transitions. Word has length 339 [2022-11-23 02:00:07,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:00:07,980 INFO L495 AbstractCegarLoop]: Abstraction has 5360 states and 7821 transitions. [2022-11-23 02:00:07,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (26), 5 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-23 02:00:07,981 INFO L276 IsEmpty]: Start isEmpty. Operand 5360 states and 7821 transitions. [2022-11-23 02:00:07,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-11-23 02:00:07,995 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:00:07,995 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:00:07,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 02:00:07,996 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:00:07,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:00:07,997 INFO L85 PathProgramCache]: Analyzing trace with hash 662246152, now seen corresponding path program 1 times [2022-11-23 02:00:07,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:00:07,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279925806] [2022-11-23 02:00:07,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:00:07,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:00:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:00:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 02:00:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 02:00:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 02:00:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-23 02:00:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-23 02:00:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-23 02:00:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-23 02:00:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-23 02:00:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:00:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 02:00:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-23 02:00:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-23 02:00:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-23 02:00:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-23 02:00:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:00:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-23 02:00:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-23 02:00:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-11-23 02:00:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-23 02:00:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-23 02:00:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-23 02:00:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-23 02:00:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:09,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:00:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:00:10,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2022-11-23 02:00:10,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:00:10,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279925806] [2022-11-23 02:00:10,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279925806] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:00:10,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:00:10,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 02:00:10,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429191476] [2022-11-23 02:00:10,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:00:10,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 02:00:10,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:00:10,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 02:00:10,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 02:00:10,010 INFO L87 Difference]: Start difference. First operand 5360 states and 7821 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-11-23 02:00:18,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:00:20,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:00:23,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:00:25,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:00:27,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:00:31,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:05,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:07,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:09,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:12,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:14,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:16,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:22,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:23,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:25,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:32,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:34,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:01:36,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:19,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:21,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:24,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:26,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:28,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:30,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:36,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:48,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:50,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:53,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:57,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:02:59,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:03:01,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:03:02,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:03:02,788 INFO L93 Difference]: Finished difference Result 17017 states and 25104 transitions. [2022-11-23 02:03:02,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 02:03:02,789 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 339 [2022-11-23 02:03:02,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:03:02,881 INFO L225 Difference]: With dead ends: 17017 [2022-11-23 02:03:02,881 INFO L226 Difference]: Without dead ends: 11710 [2022-11-23 02:03:02,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-11-23 02:03:02,919 INFO L413 NwaCegarLoop]: 6884 mSDtfsCounter, 13214 mSDsluCounter, 13728 mSDsCounter, 0 mSdLazyCounter, 14899 mSolverCounterSat, 8437 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 164.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14137 SdHoareTripleChecker+Valid, 20612 SdHoareTripleChecker+Invalid, 23363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8437 IncrementalHoareTripleChecker+Valid, 14899 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 171.2s IncrementalHoareTripleChecker+Time [2022-11-23 02:03:02,920 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14137 Valid, 20612 Invalid, 23363 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8437 Valid, 14899 Invalid, 27 Unknown, 0 Unchecked, 171.2s Time] [2022-11-23 02:03:02,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11710 states. [2022-11-23 02:03:03,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11710 to 10534. [2022-11-23 02:03:03,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10534 states, 7322 states have (on average 1.3479923518164436) internal successors, (9870), 7444 states have internal predecessors, (9870), 2759 states have call successors, (2759), 453 states have call predecessors, (2759), 452 states have return successors, (2759), 2746 states have call predecessors, (2759), 2753 states have call successors, (2759) [2022-11-23 02:03:03,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10534 states to 10534 states and 15388 transitions. [2022-11-23 02:03:03,571 INFO L78 Accepts]: Start accepts. Automaton has 10534 states and 15388 transitions. Word has length 339 [2022-11-23 02:03:03,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:03:03,575 INFO L495 AbstractCegarLoop]: Abstraction has 10534 states and 15388 transitions. [2022-11-23 02:03:03,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-11-23 02:03:03,576 INFO L276 IsEmpty]: Start isEmpty. Operand 10534 states and 15388 transitions. [2022-11-23 02:03:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2022-11-23 02:03:03,589 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:03:03,590 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:03:03,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 02:03:03,590 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:03:03,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:03:03,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1072954336, now seen corresponding path program 1 times [2022-11-23 02:03:03,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:03:03,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802220903] [2022-11-23 02:03:03,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:03:03,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:03:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:03:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 02:03:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 02:03:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 02:03:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-23 02:03:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-23 02:03:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-23 02:03:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-23 02:03:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-23 02:03:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:05,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:03:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 02:03:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-23 02:03:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-23 02:03:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-23 02:03:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-23 02:03:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:03:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-23 02:03:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-23 02:03:06,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-11-23 02:03:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-23 02:03:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-23 02:03:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-23 02:03:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-23 02:03:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-23 02:03:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-11-23 02:03:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:03:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:03:06,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2022-11-23 02:03:06,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:03:06,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802220903] [2022-11-23 02:03:06,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802220903] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:03:06,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:03:06,584 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 02:03:06,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602762394] [2022-11-23 02:03:06,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:03:06,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 02:03:06,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:03:06,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 02:03:06,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 02:03:06,586 INFO L87 Difference]: Start difference. First operand 10534 states and 15388 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 02:03:14,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:03:16,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:03:19,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:03:21,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:20,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:22,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:24,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:26,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:28,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:34,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:39,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:40,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:43,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:04:45,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:05:21,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:05:21,556 INFO L93 Difference]: Finished difference Result 29171 states and 42843 transitions. [2022-11-23 02:05:21,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 02:05:21,557 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 361 [2022-11-23 02:05:21,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:05:21,680 INFO L225 Difference]: With dead ends: 29171 [2022-11-23 02:05:21,680 INFO L226 Difference]: Without dead ends: 18690 [2022-11-23 02:05:21,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-11-23 02:05:21,734 INFO L413 NwaCegarLoop]: 7435 mSDtfsCounter, 11762 mSDsluCounter, 12597 mSDsCounter, 0 mSdLazyCounter, 13625 mSolverCounterSat, 6285 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 127.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12614 SdHoareTripleChecker+Valid, 20032 SdHoareTripleChecker+Invalid, 19919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6285 IncrementalHoareTripleChecker+Valid, 13625 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 133.1s IncrementalHoareTripleChecker+Time [2022-11-23 02:05:21,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12614 Valid, 20032 Invalid, 19919 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6285 Valid, 13625 Invalid, 9 Unknown, 0 Unchecked, 133.1s Time] [2022-11-23 02:05:21,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18690 states. [2022-11-23 02:05:22,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18690 to 16920. [2022-11-23 02:05:22,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16920 states, 11796 states have (on average 1.3391827738216344) internal successors, (15797), 12002 states have internal predecessors, (15797), 4348 states have call successors, (4348), 771 states have call predecessors, (4348), 775 states have return successors, (4405), 4326 states have call predecessors, (4405), 4341 states have call successors, (4405) [2022-11-23 02:05:22,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16920 states to 16920 states and 24550 transitions. [2022-11-23 02:05:22,823 INFO L78 Accepts]: Start accepts. Automaton has 16920 states and 24550 transitions. Word has length 361 [2022-11-23 02:05:22,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:05:22,824 INFO L495 AbstractCegarLoop]: Abstraction has 16920 states and 24550 transitions. [2022-11-23 02:05:22,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 02:05:22,824 INFO L276 IsEmpty]: Start isEmpty. Operand 16920 states and 24550 transitions. [2022-11-23 02:05:22,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2022-11-23 02:05:22,835 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:05:22,836 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:05:22,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 02:05:22,836 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:05:22,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:05:22,837 INFO L85 PathProgramCache]: Analyzing trace with hash 1949588818, now seen corresponding path program 1 times [2022-11-23 02:05:22,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:05:22,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566116340] [2022-11-23 02:05:22,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:05:22,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:05:23,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:05:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 02:05:23,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 02:05:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 02:05:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-23 02:05:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-23 02:05:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-23 02:05:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:23,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-23 02:05:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-23 02:05:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:05:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 02:05:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-23 02:05:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-23 02:05:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-23 02:05:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-23 02:05:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-23 02:05:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-23 02:05:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-11-23 02:05:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-23 02:05:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-23 02:05:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-23 02:05:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-23 02:05:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-11-23 02:05:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:05:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:05:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:05:24,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1869 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1869 trivial. 0 not checked. [2022-11-23 02:05:24,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:05:24,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566116340] [2022-11-23 02:05:24,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566116340] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:05:24,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:05:24,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 02:05:24,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621499519] [2022-11-23 02:05:24,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:05:24,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 02:05:24,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:05:24,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 02:05:24,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 02:05:24,832 INFO L87 Difference]: Start difference. First operand 16920 states and 24550 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-23 02:05:31,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:05:33,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:05:35,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:06:01,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:06:03,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:06:15,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:06:16,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:06:16,500 INFO L93 Difference]: Finished difference Result 18779 states and 27533 transitions. [2022-11-23 02:06:16,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 02:06:16,500 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 360 [2022-11-23 02:06:16,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:06:16,608 INFO L225 Difference]: With dead ends: 18779 [2022-11-23 02:06:16,608 INFO L226 Difference]: Without dead ends: 18776 [2022-11-23 02:06:16,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-11-23 02:06:16,624 INFO L413 NwaCegarLoop]: 5870 mSDtfsCounter, 11983 mSDsluCounter, 3172 mSDsCounter, 0 mSdLazyCounter, 4566 mSolverCounterSat, 7006 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12817 SdHoareTripleChecker+Valid, 9042 SdHoareTripleChecker+Invalid, 11578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7006 IncrementalHoareTripleChecker+Valid, 4566 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.2s IncrementalHoareTripleChecker+Time [2022-11-23 02:06:16,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12817 Valid, 9042 Invalid, 11578 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7006 Valid, 4566 Invalid, 6 Unknown, 0 Unchecked, 50.2s Time] [2022-11-23 02:06:16,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18776 states. [2022-11-23 02:06:17,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18776 to 17017. [2022-11-23 02:06:17,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17017 states, 11850 states have (on average 1.3376371308016877) internal successors, (15851), 12055 states have internal predecessors, (15851), 4384 states have call successors, (4384), 778 states have call predecessors, (4384), 782 states have return successors, (4442), 4363 states have call predecessors, (4442), 4378 states have call successors, (4442) [2022-11-23 02:06:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17017 states to 17017 states and 24677 transitions. [2022-11-23 02:06:17,856 INFO L78 Accepts]: Start accepts. Automaton has 17017 states and 24677 transitions. Word has length 360 [2022-11-23 02:06:17,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:06:17,857 INFO L495 AbstractCegarLoop]: Abstraction has 17017 states and 24677 transitions. [2022-11-23 02:06:17,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-23 02:06:17,858 INFO L276 IsEmpty]: Start isEmpty. Operand 17017 states and 24677 transitions. [2022-11-23 02:06:17,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2022-11-23 02:06:17,867 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:06:17,868 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:06:17,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 02:06:17,868 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:06:17,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:06:17,869 INFO L85 PathProgramCache]: Analyzing trace with hash 305465297, now seen corresponding path program 1 times [2022-11-23 02:06:17,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:06:17,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788097777] [2022-11-23 02:06:17,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:06:17,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:06:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:06:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 02:06:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 02:06:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 02:06:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-23 02:06:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-23 02:06:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-23 02:06:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-23 02:06:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:18,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-23 02:06:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:06:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 02:06:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-23 02:06:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-23 02:06:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-23 02:06:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-23 02:06:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-23 02:06:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-23 02:06:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-11-23 02:06:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-23 02:06:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-23 02:06:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-23 02:06:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-23 02:06:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-11-23 02:06:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:06:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:06:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:06:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1869 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1869 trivial. 0 not checked. [2022-11-23 02:06:19,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:06:19,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788097777] [2022-11-23 02:06:19,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788097777] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:06:19,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:06:19,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 02:06:19,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272803440] [2022-11-23 02:06:19,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:06:19,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 02:06:19,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:06:19,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 02:06:19,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 02:06:19,561 INFO L87 Difference]: Start difference. First operand 17017 states and 24677 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-23 02:06:25,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:06:28,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:06:30,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:06:56,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:06:58,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:07:02,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:07:12,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:07:12,779 INFO L93 Difference]: Finished difference Result 18778 states and 27531 transitions. [2022-11-23 02:07:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 02:07:12,780 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 361 [2022-11-23 02:07:12,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:07:12,901 INFO L225 Difference]: With dead ends: 18778 [2022-11-23 02:07:12,901 INFO L226 Difference]: Without dead ends: 18775 [2022-11-23 02:07:12,919 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-11-23 02:07:12,920 INFO L413 NwaCegarLoop]: 5876 mSDtfsCounter, 11983 mSDsluCounter, 3175 mSDsCounter, 0 mSdLazyCounter, 4559 mSolverCounterSat, 6999 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12818 SdHoareTripleChecker+Valid, 9051 SdHoareTripleChecker+Invalid, 11564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6999 IncrementalHoareTripleChecker+Valid, 4559 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.7s IncrementalHoareTripleChecker+Time [2022-11-23 02:07:12,920 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12818 Valid, 9051 Invalid, 11564 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6999 Valid, 4559 Invalid, 6 Unknown, 0 Unchecked, 51.7s Time] [2022-11-23 02:07:12,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18775 states. [2022-11-23 02:07:14,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18775 to 17016. [2022-11-23 02:07:14,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17016 states, 11850 states have (on average 1.3375527426160339) internal successors, (15850), 12054 states have internal predecessors, (15850), 4383 states have call successors, (4383), 778 states have call predecessors, (4383), 782 states have return successors, (4442), 4363 states have call predecessors, (4442), 4378 states have call successors, (4442) [2022-11-23 02:07:14,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17016 states to 17016 states and 24675 transitions. [2022-11-23 02:07:14,220 INFO L78 Accepts]: Start accepts. Automaton has 17016 states and 24675 transitions. Word has length 361 [2022-11-23 02:07:14,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:07:14,221 INFO L495 AbstractCegarLoop]: Abstraction has 17016 states and 24675 transitions. [2022-11-23 02:07:14,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-23 02:07:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand 17016 states and 24675 transitions. [2022-11-23 02:07:14,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2022-11-23 02:07:14,230 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:07:14,231 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:07:14,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 02:07:14,231 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:07:14,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:07:14,232 INFO L85 PathProgramCache]: Analyzing trace with hash 877248565, now seen corresponding path program 1 times [2022-11-23 02:07:14,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:07:14,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251380733] [2022-11-23 02:07:14,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:07:14,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:07:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:07:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 02:07:15,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 02:07:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 02:07:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-23 02:07:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-23 02:07:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-23 02:07:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-23 02:07:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-23 02:07:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:07:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 02:07:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-23 02:07:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-23 02:07:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-23 02:07:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-23 02:07:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-23 02:07:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-23 02:07:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-11-23 02:07:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-23 02:07:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:15,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-23 02:07:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:16,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:16,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-23 02:07:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:16,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:16,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-23 02:07:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:16,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:16,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-11-23 02:07:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:16,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:07:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:16,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:07:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:07:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1869 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1869 trivial. 0 not checked. [2022-11-23 02:07:16,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:07:16,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251380733] [2022-11-23 02:07:16,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251380733] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:07:16,120 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:07:16,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 02:07:16,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680525945] [2022-11-23 02:07:16,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:07:16,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 02:07:16,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:07:16,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 02:07:16,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 02:07:16,123 INFO L87 Difference]: Start difference. First operand 17016 states and 24675 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-23 02:07:22,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:07:24,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:07:27,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:07:55,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:07:58,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:08:01,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:08:13,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:08:13,595 INFO L93 Difference]: Finished difference Result 18777 states and 27529 transitions. [2022-11-23 02:08:13,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 02:08:13,596 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 362 [2022-11-23 02:08:13,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:08:13,714 INFO L225 Difference]: With dead ends: 18777 [2022-11-23 02:08:13,714 INFO L226 Difference]: Without dead ends: 18766 [2022-11-23 02:08:13,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-11-23 02:08:13,728 INFO L413 NwaCegarLoop]: 5867 mSDtfsCounter, 11980 mSDsluCounter, 3176 mSDsCounter, 0 mSdLazyCounter, 4556 mSolverCounterSat, 7010 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12812 SdHoareTripleChecker+Valid, 9043 SdHoareTripleChecker+Invalid, 11572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7010 IncrementalHoareTripleChecker+Valid, 4556 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.6s IncrementalHoareTripleChecker+Time [2022-11-23 02:08:13,729 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12812 Valid, 9043 Invalid, 11572 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7010 Valid, 4556 Invalid, 6 Unknown, 0 Unchecked, 55.6s Time] [2022-11-23 02:08:13,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18766 states. [2022-11-23 02:08:14,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18766 to 17007. [2022-11-23 02:08:14,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17007 states, 11842 states have (on average 1.3375274446883971) internal successors, (15839), 12045 states have internal predecessors, (15839), 4382 states have call successors, (4382), 778 states have call predecessors, (4382), 782 states have return successors, (4442), 4363 states have call predecessors, (4442), 4378 states have call successors, (4442) [2022-11-23 02:08:15,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17007 states to 17007 states and 24663 transitions. [2022-11-23 02:08:15,006 INFO L78 Accepts]: Start accepts. Automaton has 17007 states and 24663 transitions. Word has length 362 [2022-11-23 02:08:15,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:08:15,012 INFO L495 AbstractCegarLoop]: Abstraction has 17007 states and 24663 transitions. [2022-11-23 02:08:15,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-23 02:08:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 17007 states and 24663 transitions. [2022-11-23 02:08:15,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-11-23 02:08:15,021 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:08:15,021 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:08:15,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 02:08:15,022 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:08:15,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:08:15,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1647417409, now seen corresponding path program 1 times [2022-11-23 02:08:15,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:08:15,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344061471] [2022-11-23 02:08:15,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:08:15,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:08:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:08:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-23 02:08:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-23 02:08:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-23 02:08:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-23 02:08:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-23 02:08:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-23 02:08:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-23 02:08:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-23 02:08:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:08:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 02:08:16,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-23 02:08:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-23 02:08:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-23 02:08:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-23 02:08:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 02:08:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-23 02:08:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:16,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-23 02:08:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-11-23 02:08:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-23 02:08:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-23 02:08:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-23 02:08:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-23 02:08:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-11-23 02:08:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-23 02:08:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:08:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-23 02:08:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-11-23 02:08:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-11-23 02:08:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:08:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2022-11-23 02:08:17,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:08:17,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344061471] [2022-11-23 02:08:17,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344061471] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:08:17,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:08:17,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-23 02:08:17,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596964956] [2022-11-23 02:08:17,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:08:17,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-23 02:08:17,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:08:17,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-23 02:08:17,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-23 02:08:17,280 INFO L87 Difference]: Start difference. First operand 17007 states and 24663 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (36), 7 states have call predecessors, (36), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-23 02:08:29,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:08:31,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:08:34,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:08:50,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:10:18,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:10:22,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:10:24,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []