./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--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa --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 0d04bb3d8469c4648c43b434c2b72e4dd6384b2369da633bd3e0ca211b280c4c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 23:45:50,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 23:45:50,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 23:45:50,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 23:45:50,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 23:45:50,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 23:45:50,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 23:45:50,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 23:45:50,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 23:45:50,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 23:45:50,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 23:45:50,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 23:45:50,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 23:45:50,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 23:45:50,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 23:45:50,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 23:45:50,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 23:45:50,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 23:45:50,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 23:45:50,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 23:45:50,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 23:45:50,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 23:45:50,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 23:45:50,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 23:45:50,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 23:45:50,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 23:45:50,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 23:45:50,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 23:45:50,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 23:45:50,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 23:45:50,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 23:45:50,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 23:45:50,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 23:45:50,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 23:45:50,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 23:45:50,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 23:45:50,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 23:45:50,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 23:45:50,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 23:45:50,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 23:45:50,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 23:45:50,346 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 23:45:50,368 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 23:45:50,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 23:45:50,368 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 23:45:50,369 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 23:45:50,369 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 23:45:50,369 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 23:45:50,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 23:45:50,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 23:45:50,370 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 23:45:50,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 23:45:50,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 23:45:50,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 23:45:50,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 23:45:50,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 23:45:50,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 23:45:50,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 23:45:50,372 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 23:45:50,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 23:45:50,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 23:45:50,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 23:45:50,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 23:45:50,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 23:45:50,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 23:45:50,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 23:45:50,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 23:45:50,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 23:45:50,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 23:45:50,374 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 23:45:50,374 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 23:45:50,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 23:45:50,375 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 23:45:50,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d04bb3d8469c4648c43b434c2b72e4dd6384b2369da633bd3e0ca211b280c4c [2021-12-06 23:45:50,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 23:45:50,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 23:45:50,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 23:45:50,635 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 23:45:50,635 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 23:45:50,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i [2021-12-06 23:45:50,693 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/data/62d189d88/214c4f483600491eaddac3e39209b8d6/FLAG55367e763 [2021-12-06 23:45:51,621 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 23:45:51,622 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i [2021-12-06 23:45:51,694 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/data/62d189d88/214c4f483600491eaddac3e39209b8d6/FLAG55367e763 [2021-12-06 23:45:51,976 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/data/62d189d88/214c4f483600491eaddac3e39209b8d6 [2021-12-06 23:45:51,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 23:45:51,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 23:45:51,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 23:45:51,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 23:45:51,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 23:45:51,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:45:51" (1/1) ... [2021-12-06 23:45:51,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68162e5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:45:51, skipping insertion in model container [2021-12-06 23:45:51,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:45:51" (1/1) ... [2021-12-06 23:45:51,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 23:45:52,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 23:45:59,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i[739519,739532] [2021-12-06 23:46:00,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:46:00,037 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 23:46:00,856 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i[739519,739532] [2021-12-06 23:46:00,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:46:01,303 INFO L208 MainTranslator]: Completed translation [2021-12-06 23:46:01,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01 WrapperNode [2021-12-06 23:46:01,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 23:46:01,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 23:46:01,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 23:46:01,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 23:46:01,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:01,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:01,914 INFO L137 Inliner]: procedures = 935, calls = 7370, calls flagged for inlining = 339, calls inlined = 314, statements flattened = 15308 [2021-12-06 23:46:01,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 23:46:01,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 23:46:01,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 23:46:01,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 23:46:01,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:01,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:02,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:02,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:02,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:02,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:02,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:02,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 23:46:02,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 23:46:02,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 23:46:02,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 23:46:02,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (1/1) ... [2021-12-06 23:46:02,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 23:46:02,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:46:02,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 23:46:02,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6290e74c-cf6b-42df-8584-cc3c2eaa8fe0/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 23:46:02,925 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_path_seq_stop [2021-12-06 23:46:02,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_path_seq_stop [2021-12-06 23:46:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_alloc_rx_skb [2021-12-06 23:46:02,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_alloc_rx_skb [2021-12-06 23:46:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_mcast_find [2021-12-06 23:46:02,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_mcast_find [2021-12-06 23:46:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dst_drop [2021-12-06 23:46:02,926 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dst_drop [2021-12-06 23:46:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cq [2021-12-06 23:46:02,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cq [2021-12-06 23:46:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-12-06 23:46:02,927 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-12-06 23:46:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure update_child_pkey [2021-12-06 23:46:02,927 INFO L138 BoogieDeclarations]: Found implementation of procedure update_child_pkey [2021-12-06 23:46:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure __path_find [2021-12-06 23:46:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __path_find [2021-12-06 23:46:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-06 23:46:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-06 23:46:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure format_gid [2021-12-06 23:46:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure format_gid [2021-12-06 23:46:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_get [2021-12-06 23:46:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_get [2021-12-06 23:46:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_pkey_attr [2021-12-06 23:46:02,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_pkey_attr [2021-12-06 23:46:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-06 23:46:02,929 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-06 23:46:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_post_receive [2021-12-06 23:46:02,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_post_receive [2021-12-06 23:46:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-06 23:46:02,930 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-06 23:46:02,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-06 23:46:02,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-06 23:46:02,930 INFO L130 BoogieDeclarations]: Found specification of procedure update_parent_pkey [2021-12-06 23:46:02,930 INFO L138 BoogieDeclarations]: Found implementation of procedure update_parent_pkey [2021-12-06 23:46:02,930 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u16 [2021-12-06 23:46:02,931 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u16 [2021-12-06 23:46:02,931 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-06 23:46:02,931 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-06 23:46:02,931 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 23:46:02,932 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 23:46:02,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_mode [2021-12-06 23:46:02,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_mode [2021-12-06 23:46:02,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_port [2021-12-06 23:46:02,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_port [2021-12-06 23:46:02,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_intf_alloc [2021-12-06 23:46:02,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_intf_alloc [2021-12-06 23:46:02,933 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-06 23:46:02,933 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-06 23:46:02,933 INFO L130 BoogieDeclarations]: Found specification of procedure rb_next [2021-12-06 23:46:02,933 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_next [2021-12-06 23:46:02,934 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-12-06 23:46:02,934 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-12-06 23:46:02,934 INFO L130 BoogieDeclarations]: Found specification of procedure restart_syscall [2021-12-06 23:46:02,934 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_syscall [2021-12-06 23:46:02,935 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-06 23:46:02,935 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_fill_info [2021-12-06 23:46:02,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_fill_info [2021-12-06 23:46:02,936 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-06 23:46:02,936 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-06 23:46:02,937 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 23:46:02,938 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 23:46:02,938 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-06 23:46:02,938 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 23:46:02,938 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 23:46:02,938 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cq [2021-12-06 23:46:02,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cq [2021-12-06 23:46:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-12-06 23:46:02,939 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-12-06 23:46:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_get_iflink [2021-12-06 23:46:02,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_get_iflink [2021-12-06 23:46:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-06 23:46:02,939 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-06 23:46:02,940 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-06 23:46:02,940 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-06 23:46:02,940 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2021-12-06 23:46:02,940 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2021-12-06 23:46:02,940 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 23:46:02,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 23:46:02,941 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_port [2021-12-06 23:46:02,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_port [2021-12-06 23:46:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_srq [2021-12-06 23:46:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_srq [2021-12-06 23:46:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock___0 [2021-12-06 23:46:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock___0 [2021-12-06 23:46:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock___2 [2021-12-06 23:46:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock___2 [2021-12-06 23:46:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_flush_normal [2021-12-06 23:46:02,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_flush_normal [2021-12-06 23:46:02,943 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-06 23:46:02,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-06 23:46:02,944 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_dtor [2021-12-06 23:46:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_dtor [2021-12-06 23:46:02,944 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_changelink [2021-12-06 23:46:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_changelink [2021-12-06 23:46:02,944 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_free [2021-12-06 23:46:02,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_free [2021-12-06 23:46:02,945 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-06 23:46:02,945 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-06 23:46:02,946 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_start_rx_drain [2021-12-06 23:46:02,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_start_rx_drain [2021-12-06 23:46:02,947 INFO L130 BoogieDeclarations]: Found specification of procedure path_rec_start [2021-12-06 23:46:02,947 INFO L138 BoogieDeclarations]: Found implementation of procedure path_rec_start [2021-12-06 23:46:02,947 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2021-12-06 23:46:02,947 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2021-12-06 23:46:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_11 [2021-12-06 23:46:02,948 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_11 [2021-12-06 23:46:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 23:46:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-06 23:46:02,948 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-06 23:46:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_alloc [2021-12-06 23:46:02,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_alloc [2021-12-06 23:46:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-06 23:46:02,949 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-06 23:46:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_mcast_list [2021-12-06 23:46:02,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_mcast_list [2021-12-06 23:46:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-06 23:46:02,950 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-06 23:46:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-06 23:46:02,951 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-06 23:46:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcg_seq_stop [2021-12-06 23:46:02,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcg_seq_stop [2021-12-06 23:46:02,954 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-06 23:46:02,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-06 23:46:02,955 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_get [2021-12-06 23:46:02,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_get [2021-12-06 23:46:02,955 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-06 23:46:02,955 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-06 23:46:02,955 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-06 23:46:02,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-06 23:46:02,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-06 23:46:02,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-06 23:46:02,961 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-06 23:46:02,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-06 23:46:02,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 23:46:02,962 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dev_stop [2021-12-06 23:46:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dev_stop [2021-12-06 23:46:02,962 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_qp [2021-12-06 23:46:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_qp [2021-12-06 23:46:02,962 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-06 23:46:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-06 23:46:02,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 23:46:02,962 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_rx_reap [2021-12-06 23:46:02,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_rx_reap [2021-12-06 23:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-06 23:46:02,963 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-06 23:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 23:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 23:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-06 23:46:02,963 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-06 23:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-06 23:46:02,964 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-06 23:46:02,964 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_flush_light [2021-12-06 23:46:02,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_flush_light [2021-12-06 23:46:02,964 INFO L130 BoogieDeclarations]: Found specification of procedure ib_mtu_enum_to_int [2021-12-06 23:46:02,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_mtu_enum_to_int [2021-12-06 23:46:02,964 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___0 [2021-12-06 23:46:02,964 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___0 [2021-12-06 23:46:02,964 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-06 23:46:02,965 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-06 23:46:02,965 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___2 [2021-12-06 23:46:02,965 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___2 [2021-12-06 23:46:02,965 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___1 [2021-12-06 23:46:02,965 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___1 [2021-12-06 23:46:02,965 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_skb_cb [2021-12-06 23:46:02,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_skb_cb [2021-12-06 23:46:02,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-06 23:46:02,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-06 23:46:02,966 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-06 23:46:02,966 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-06 23:46:02,966 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-12-06 23:46:02,966 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-12-06 23:46:02,966 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-06 23:46:02,966 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-06 23:46:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_change_mtu [2021-12-06 23:46:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_change_mtu [2021-12-06 23:46:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2021-12-06 23:46:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2021-12-06 23:46:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-12-06 23:46:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-12-06 23:46:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 23:46:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 23:46:02,968 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-06 23:46:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-06 23:46:02,968 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_page___0 [2021-12-06 23:46:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_page___0 [2021-12-06 23:46:02,968 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh___1 [2021-12-06 23:46:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh___1 [2021-12-06 23:46:02,969 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh___2 [2021-12-06 23:46:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh___2 [2021-12-06 23:46:02,969 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_has_srq [2021-12-06 23:46:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_has_srq [2021-12-06 23:46:02,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 23:46:02,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 23:46:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-06 23:46:02,971 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-06 23:46:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-06 23:46:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-06 23:46:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 23:46:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 23:46:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 23:46:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_post_receives [2021-12-06 23:46:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_post_receives [2021-12-06 23:46:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_free [2021-12-06 23:46:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_free [2021-12-06 23:46:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 23:46:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 23:46:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-06 23:46:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-06 23:46:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-06 23:46:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_skb_too_long [2021-12-06 23:46:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_skb_too_long [2021-12-06 23:46:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_mcast_schedule_join_thread [2021-12-06 23:46:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_mcast_schedule_join_thread [2021-12-06 23:46:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2021-12-06 23:46:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2021-12-06 23:46:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 23:46:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 23:46:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-06 23:46:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-06 23:46:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 23:46:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 23:46:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure show_umcast [2021-12-06 23:46:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure show_umcast [2021-12-06 23:46:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-06 23:46:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-06 23:46:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-06 23:46:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-06 23:46:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_free_rx_reap_list [2021-12-06 23:46:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_free_rx_reap_list [2021-12-06 23:46:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dst [2021-12-06 23:46:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dst [2021-12-06 23:46:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-06 23:46:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-06 23:46:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 23:46:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_operations_17 [2021-12-06 23:46:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_operations_17 [2021-12-06 23:46:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-06 23:46:02,978 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-06 23:46:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_handle_rx_wc [2021-12-06 23:46:02,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_handle_rx_wc [2021-12-06 23:46:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 23:46:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-06 23:46:02,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-06 23:46:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_post_receive_srq [2021-12-06 23:46:02,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_post_receive_srq [2021-12-06 23:46:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-12-06 23:46:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-12-06 23:46:02,983 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_map_single___0 [2021-12-06 23:46:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_map_single___0 [2021-12-06 23:46:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2021-12-06 23:46:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2021-12-06 23:46:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure nla_total_size [2021-12-06 23:46:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_total_size [2021-12-06 23:46:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_qp [2021-12-06 23:46:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_qp [2021-12-06 23:46:02,986 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_post_receive_nonsrq [2021-12-06 23:46:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_post_receive_nonsrq [2021-12-06 23:46:02,986 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-12-06 23:46:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-12-06 23:46:02,986 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-06 23:46:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-06 23:46:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-06 23:46:02,987 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-06 23:46:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_gid [2021-12-06 23:46:02,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_gid [2021-12-06 23:46:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-06 23:46:02,987 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-06 23:46:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_delete_debug_files [2021-12-06 23:46:02,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_delete_debug_files [2021-12-06 23:46:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 23:46:02,988 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 23:46:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_flush_heavy [2021-12-06 23:46:02,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_flush_heavy [2021-12-06 23:46:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2021-12-06 23:46:02,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2021-12-06 23:46:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-06 23:46:02,988 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-06 23:46:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_init [2021-12-06 23:46:02,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_init [2021-12-06 23:46:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dev_cleanup [2021-12-06 23:46:02,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dev_cleanup [2021-12-06 23:46:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_get_size [2021-12-06 23:46:02,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_get_size [2021-12-06 23:46:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure recvs_pending [2021-12-06 23:46:02,989 INFO L138 BoogieDeclarations]: Found implementation of procedure recvs_pending [2021-12-06 23:46:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_leave [2021-12-06 23:46:02,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_leave [2021-12-06 23:46:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_stale_task [2021-12-06 23:46:02,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_stale_task [2021-12-06 23:46:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-06 23:46:02,990 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-06 23:46:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-06 23:46:02,990 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-06 23:46:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_alloc_rx_skb [2021-12-06 23:46:02,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_alloc_rx_skb [2021-12-06 23:46:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure show_mode [2021-12-06 23:46:02,991 INFO L138 BoogieDeclarations]: Found implementation of procedure show_mode [2021-12-06 23:46:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2021-12-06 23:46:02,991 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2021-12-06 23:46:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 23:46:02,991 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 23:46:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure ib_req_notify_cq [2021-12-06 23:46:02,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_req_notify_cq [2021-12-06 23:46:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure path_free [2021-12-06 23:46:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure path_free [2021-12-06 23:46:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure ib_find_pkey [2021-12-06 23:46:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_find_pkey [2021-12-06 23:46:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work___3 [2021-12-06 23:46:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work___3 [2021-12-06 23:46:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-06 23:46:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-06 23:46:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 23:46:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-12-06 23:46:02,993 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-12-06 23:46:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure __path_add [2021-12-06 23:46:02,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __path_add [2021-12-06 23:46:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_mcast_add [2021-12-06 23:46:02,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_mcast_add [2021-12-06 23:46:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-06 23:46:02,993 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-06 23:46:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 23:46:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 23:46:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_join [2021-12-06 23:46:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_join [2021-12-06 23:46:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_down [2021-12-06 23:46:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_down [2021-12-06 23:46:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_tx_start [2021-12-06 23:46:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_tx_start [2021-12-06 23:46:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2021-12-06 23:46:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2021-12-06 23:46:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2021-12-06 23:46:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2021-12-06 23:46:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-06 23:46:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-06 23:46:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 23:46:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 23:46:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_handle_tx_wc [2021-12-06 23:46:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_handle_tx_wc [2021-12-06 23:46:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_11 [2021-12-06 23:46:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_11 [2021-12-06 23:46:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_one [2021-12-06 23:46:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_one [2021-12-06 23:46:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_mapping_error [2021-12-06 23:46:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_mapping_error [2021-12-06 23:46:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-12-06 23:46:02,997 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-12-06 23:46:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2021-12-06 23:46:02,997 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2021-12-06 23:46:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-06 23:46:02,997 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-06 23:46:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_add_mode_attr [2021-12-06 23:46:02,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_add_mode_attr [2021-12-06 23:46:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_umcast [2021-12-06 23:46:02,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_umcast [2021-12-06 23:46:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_srq_recv [2021-12-06 23:46:02,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_srq_recv [2021-12-06 23:46:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-06 23:46:02,998 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-06 23:46:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_send [2021-12-06 23:46:02,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_send [2021-12-06 23:46:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 23:46:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 23:46:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-06 23:46:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-06 23:46:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-06 23:46:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-06 23:46:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 23:46:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 23:46:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_single___0 [2021-12-06 23:46:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_single___0 [2021-12-06 23:46:03,000 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_poll [2021-12-06 23:46:03,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_poll [2021-12-06 23:46:03,000 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_vlan_add [2021-12-06 23:46:03,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_vlan_add [2021-12-06 23:46:03,000 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_setup [2021-12-06 23:46:03,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_setup [2021-12-06 23:46:03,000 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_free_rx_ring [2021-12-06 23:46:03,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_free_rx_ring [2021-12-06 23:46:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_addr_hash [2021-12-06 23:46:03,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_addr_hash [2021-12-06 23:46:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_tx_reap [2021-12-06 23:46:03,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_tx_reap [2021-12-06 23:46:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_pkey_dev_check_presence [2021-12-06 23:46:03,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_pkey_dev_check_presence [2021-12-06 23:46:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_11 [2021-12-06 23:46:03,001 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_11 [2021-12-06 23:46:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dev_init [2021-12-06 23:46:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dev_init [2021-12-06 23:46:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_recv [2021-12-06 23:46:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_recv [2021-12-06 23:46:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 23:46:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 23:46:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_carrier_on_task [2021-12-06 23:46:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_carrier_on_task [2021-12-06 23:46:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-06 23:46:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-06 23:46:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_transport_dev_init [2021-12-06 23:46:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_transport_dev_init [2021-12-06 23:46:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2021-12-06 23:46:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2021-12-06 23:46:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_single [2021-12-06 23:46:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_single [2021-12-06 23:46:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_fix_features [2021-12-06 23:46:03,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_fix_features [2021-12-06 23:46:03,004 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-06 23:46:03,004 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-06 23:46:03,004 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-06 23:46:03,004 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-06 23:46:03,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-06 23:46:03,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-06 23:46:03,004 INFO L130 BoogieDeclarations]: Found specification of procedure dev_change_flags [2021-12-06 23:46:03,004 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_change_flags [2021-12-06 23:46:03,005 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_iter_next [2021-12-06 23:46:03,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_iter_next [2021-12-06 23:46:03,005 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~~u64~0 [2021-12-06 23:46:03,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~~u64~0 [2021-12-06 23:46:03,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 23:46:03,005 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-06 23:46:03,005 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-06 23:46:03,005 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-06 23:46:03,006 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-06 23:46:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-12-06 23:46:03,006 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-12-06 23:46:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2021-12-06 23:46:03,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2021-12-06 23:46:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-06 23:46:03,006 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-06 23:46:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_trylock [2021-12-06 23:46:03,006 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_trylock [2021-12-06 23:46:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_15 [2021-12-06 23:46:03,007 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_15 [2021-12-06 23:46:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 23:46:03,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 23:46:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_alloc [2021-12-06 23:46:03,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_alloc [2021-12-06 23:46:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_15 [2021-12-06 23:46:03,007 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_15 [2021-12-06 23:46:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_enabled [2021-12-06 23:46:03,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_enabled [2021-12-06 23:46:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_stop_thread [2021-12-06 23:46:03,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_stop_thread [2021-12-06 23:46:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_map_single [2021-12-06 23:46:03,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_map_single [2021-12-06 23:46:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-12-06 23:46:03,008 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-12-06 23:46:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 23:46:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_reclaim [2021-12-06 23:46:03,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_reclaim [2021-12-06 23:46:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_sched [2021-12-06 23:46:03,009 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_sched [2021-12-06 23:46:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 23:46:03,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 23:46:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-06 23:46:03,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-06 23:46:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_reap_ah [2021-12-06 23:46:03,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_reap_ah [2021-12-06 23:46:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 23:46:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_open [2021-12-06 23:46:03,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_open [2021-12-06 23:46:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-12-06 23:46:03,010 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-12-06 23:46:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_umcast_attr [2021-12-06 23:46:03,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_umcast_attr [2021-12-06 23:46:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 23:46:03,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 23:46:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_put_ah [2021-12-06 23:46:03,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_put_ah [2021-12-06 23:46:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 23:46:03,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 23:46:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-06 23:46:03,011 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-06 23:46:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_21 [2021-12-06 23:46:03,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_21 [2021-12-06 23:46:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-06 23:46:03,012 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-06 23:46:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-06 23:46:03,012 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-06 23:46:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_timeout [2021-12-06 23:46:03,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_timeout [2021-12-06 23:46:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_set [2021-12-06 23:46:03,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_set [2021-12-06 23:46:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-06 23:46:03,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-06 23:46:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure show_pkey [2021-12-06 23:46:03,013 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pkey [2021-12-06 23:46:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-12-06 23:46:03,013 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-12-06 23:46:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-06 23:46:03,013 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-06 23:46:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-06 23:46:03,014 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-06 23:46:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_dev_flush [2021-12-06 23:46:03,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_dev_flush [2021-12-06 23:46:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_init_rx_wr [2021-12-06 23:46:03,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_init_rx_wr [2021-12-06 23:46:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_path_iter_next [2021-12-06 23:46:03,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_path_iter_next [2021-12-06 23:46:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-06 23:46:03,014 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-06 23:46:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_put [2021-12-06 23:46:03,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_put [2021-12-06 23:46:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 23:46:03,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 23:46:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-12-06 23:46:03,015 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-12-06 23:46:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_ib_dev_flush [2021-12-06 23:46:03,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_ib_dev_flush [2021-12-06 23:46:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure rb_first [2021-12-06 23:46:03,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_first [2021-12-06 23:46:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_create_tx [2021-12-06 23:46:03,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_create_tx [2021-12-06 23:46:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-12-06 23:46:03,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-12-06 23:46:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_qp_state_validate_work [2021-12-06 23:46:03,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_qp_state_validate_work [2021-12-06 23:46:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-06 23:46:03,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-06 23:46:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-06 23:46:03,017 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-06 23:46:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_flush_paths [2021-12-06 23:46:03,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_flush_paths [2021-12-06 23:46:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-06 23:46:03,017 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-06 23:46:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-06 23:46:03,017 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-06 23:46:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-06 23:46:03,018 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-06 23:46:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-06 23:46:03,018 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-06 23:46:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure path_rec_create [2021-12-06 23:46:03,018 INFO L138 BoogieDeclarations]: Found implementation of procedure path_rec_create [2021-12-06 23:46:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_unregister_child_dev [2021-12-06 23:46:03,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_unregister_child_dev [2021-12-06 23:46:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2021-12-06 23:46:03,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2021-12-06 23:46:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2021-12-06 23:46:03,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2021-12-06 23:46:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock___2 [2021-12-06 23:46:03,019 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock___2 [2021-12-06 23:46:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-06 23:46:03,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-06 23:46:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock___0 [2021-12-06 23:46:03,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock___0 [2021-12-06 23:46:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_dev_init [2021-12-06 23:46:03,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_dev_init [2021-12-06 23:46:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-12-06 23:46:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-06 23:46:03,020 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-06 23:46:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_admin_enabled [2021-12-06 23:46:03,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_admin_enabled [2021-12-06 23:46:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-12-06 23:46:03,021 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-12-06 23:46:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_transport_dev_cleanup [2021-12-06 23:46:03,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_transport_dev_cleanup [2021-12-06 23:46:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure rol32 [2021-12-06 23:46:03,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rol32 [2021-12-06 23:46:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 23:46:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 23:46:03,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 23:46:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_device [2021-12-06 23:46:03,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_device [2021-12-06 23:46:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure show_parent [2021-12-06 23:46:03,022 INFO L138 BoogieDeclarations]: Found implementation of procedure show_parent [2021-12-06 23:46:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_client [2021-12-06 23:46:03,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_client [2021-12-06 23:46:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send [2021-12-06 23:46:03,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send [2021-12-06 23:46:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_restart_task [2021-12-06 23:46:03,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_restart_task [2021-12-06 23:46:03,023 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-06 23:46:03,023 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-06 23:46:03,023 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-06 23:46:03,023 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-06 23:46:03,023 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-06 23:46:03,023 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-06 23:46:03,023 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2021-12-06 23:46:03,023 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2021-12-06 23:46:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_join_task [2021-12-06 23:46:03,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_join_task [2021-12-06 23:46:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_dev_features [2021-12-06 23:46:03,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_dev_features [2021-12-06 23:46:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_dev_cleanup [2021-12-06 23:46:03,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_dev_cleanup [2021-12-06 23:46:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-06 23:46:03,024 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-06 23:46:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-06 23:46:03,025 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-06 23:46:03,025 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2021-12-06 23:46:03,025 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2021-12-06 23:46:03,025 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 23:46:03,025 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 23:46:03,025 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_11 [2021-12-06 23:46:03,025 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_11 [2021-12-06 23:46:03,025 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-12-06 23:46:03,025 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-12-06 23:46:03,026 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-06 23:46:03,026 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-06 23:46:03,026 INFO L130 BoogieDeclarations]: Found specification of procedure ib_sa_unregister_client [2021-12-06 23:46:03,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_sa_unregister_client [2021-12-06 23:46:03,026 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_handle_rx_wc [2021-12-06 23:46:03,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_handle_rx_wc [2021-12-06 23:46:03,026 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_dma_unmap_tx [2021-12-06 23:46:03,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_dma_unmap_tx [2021-12-06 23:46:03,026 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_create_debug_files [2021-12-06 23:46:03,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_create_debug_files [2021-12-06 23:46:03,027 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-06 23:46:03,027 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-06 23:46:03,027 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-06 23:46:03,027 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-06 23:46:03,027 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_unregister_debugfs [2021-12-06 23:46:03,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_unregister_debugfs [2021-12-06 23:46:03,027 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ud_dma_unmap_rx [2021-12-06 23:46:03,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ud_dma_unmap_rx [2021-12-06 23:46:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dma_unmap_rx [2021-12-06 23:46:03,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dma_unmap_rx [2021-12-06 23:46:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_new_child_link [2021-12-06 23:46:03,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_new_child_link [2021-12-06 23:46:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_cleanup [2021-12-06 23:46:03,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_cleanup [2021-12-06 23:46:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-06 23:46:03,028 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-06 23:46:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_uninit [2021-12-06 23:46:03,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_uninit [2021-12-06 23:46:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 23:46:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_qp [2021-12-06 23:46:03,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_qp [2021-12-06 23:46:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_up [2021-12-06 23:46:03,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_up [2021-12-06 23:46:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-06 23:46:03,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-06 23:46:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_event_handler [2021-12-06 23:46:03,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_event_handler [2021-12-06 23:46:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure ib_poll_cq [2021-12-06 23:46:03,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_poll_cq [2021-12-06 23:46:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-06 23:46:03,030 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-06 23:46:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2021-12-06 23:46:03,030 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2021-12-06 23:46:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 23:46:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 23:46:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-06 23:46:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-06 23:46:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_flush_ah [2021-12-06 23:46:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_flush_ah [2021-12-06 23:46:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dereg_mr [2021-12-06 23:46:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dereg_mr [2021-12-06 23:46:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_skb_reap [2021-12-06 23:46:03,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_skb_reap [2021-12-06 23:46:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2021-12-06 23:46:03,032 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2021-12-06 23:46:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 23:46:03,032 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 23:46:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-06 23:46:03,032 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-06 23:46:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure poll_tx [2021-12-06 23:46:03,032 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_tx [2021-12-06 23:46:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2021-12-06 23:46:03,033 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2021-12-06 23:46:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-12-06 23:46:03,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-12-06 23:46:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_reap_neigh [2021-12-06 23:46:03,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_reap_neigh [2021-12-06 23:46:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~TO~~u64~0 [2021-12-06 23:46:03,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~TO~~u64~0 [2021-12-06 23:46:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-06 23:46:03,034 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-06 23:46:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_pkey [2021-12-06 23:46:03,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_pkey [2021-12-06 23:46:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-06 23:46:03,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-06 23:46:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-06 23:46:03,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-06 23:46:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_del_neighs_by_gid [2021-12-06 23:46:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_del_neighs_by_gid [2021-12-06 23:46:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-06 23:46:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-06 23:46:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-06 23:46:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-06 23:46:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_page [2021-12-06 23:46:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_page [2021-12-06 23:46:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-06 23:46:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-06 23:46:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-06 23:46:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-06 23:46:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-06 23:46:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-06 23:46:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_stop [2021-12-06 23:46:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_stop [2021-12-06 23:46:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-06 23:46:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-06 23:46:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_drain_cq [2021-12-06 23:46:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_drain_cq [2021-12-06 23:46:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-06 23:46:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-06 23:46:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 23:46:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_pd [2021-12-06 23:46:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_pd [2021-12-06 23:46:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_remove_one [2021-12-06 23:46:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_remove_one [2021-12-06 23:46:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-06 23:46:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-06 23:46:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh___1 [2021-12-06 23:46:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh___1 [2021-12-06 23:46:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh___2 [2021-12-06 23:46:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh___2 [2021-12-06 23:46:04,525 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 23:46:04,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 23:46:05,223 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 23:48:39,451 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 23:48:39,487 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 23:48:39,488 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 23:48:39,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:48:39 BoogieIcfgContainer [2021-12-06 23:48:39,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 23:48:39,495 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 23:48:39,495 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 23:48:39,499 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 23:48:39,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 11:45:51" (1/3) ... [2021-12-06 23:48:39,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c30af78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 11:48:39, skipping insertion in model container [2021-12-06 23:48:39,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:46:01" (2/3) ... [2021-12-06 23:48:39,500 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c30af78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 11:48:39, skipping insertion in model container [2021-12-06 23:48:39,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:48:39" (3/3) ... [2021-12-06 23:48:39,501 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i [2021-12-06 23:48:39,507 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 23:48:39,507 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 23:48:39,577 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 23:48:39,582 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 23:48:39,582 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 23:48:39,685 INFO L276 IsEmpty]: Start isEmpty. Operand has 5987 states, 3918 states have (on average 1.3190403266972945) internal successors, (5168), 4098 states have internal predecessors, (5168), 1726 states have call successors, (1726), 342 states have call predecessors, (1726), 341 states have return successors, (1701), 1655 states have call predecessors, (1701), 1701 states have call successors, (1701) [2021-12-06 23:48:39,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-12-06 23:48:39,721 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:48:39,722 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:48:39,722 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:48:39,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:48:39,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1860629231, now seen corresponding path program 1 times [2021-12-06 23:48:39,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:48:39,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071801598] [2021-12-06 23:48:39,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:48:39,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:48:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:48:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 23:48:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 23:48:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:40,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 23:48:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 23:48:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 23:48:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 23:48:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 23:48:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-06 23:48:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 23:48:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-06 23:48:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 23:48:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 23:48:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 23:48:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 23:48:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:41,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 23:48:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 23:48:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:48:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-06 23:48:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 23:48:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 23:48:42,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 23:48:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:42,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-06 23:48:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-06 23:48:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-06 23:48:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:48:42,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-12-06 23:48:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-12-06 23:48:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-06 23:48:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-06 23:48:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 23:48:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-12-06 23:48:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:48:42,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2021-12-06 23:48:42,687 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:48:42,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071801598] [2021-12-06 23:48:42,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071801598] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:48:42,688 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:48:42,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 23:48:42,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565070456] [2021-12-06 23:48:42,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:48:42,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 23:48:42,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:48:42,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 23:48:42,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-06 23:48:42,740 INFO L87 Difference]: Start difference. First operand has 5987 states, 3918 states have (on average 1.3190403266972945) internal successors, (5168), 4098 states have internal predecessors, (5168), 1726 states have call successors, (1726), 342 states have call predecessors, (1726), 341 states have return successors, (1701), 1655 states have call predecessors, (1701), 1701 states have call successors, (1701) Second operand has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 23:48:45,290 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:48:47,520 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:48:50,710 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:48:52,744 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:48:56,377 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:48:58,404 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:00,443 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:02,520 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:07,988 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:10,015 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:12,066 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:29,370 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:31,391 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:33,825 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:38,053 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:39,065 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:49,448 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:50,858 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:55,409 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:57,447 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:49:58,717 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:00,742 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:02,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:50:02,849 INFO L93 Difference]: Finished difference Result 13400 states and 20050 transitions. [2021-12-06 23:50:02,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 23:50:02,852 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 417 [2021-12-06 23:50:02,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:50:02,949 INFO L225 Difference]: With dead ends: 13400 [2021-12-06 23:50:02,949 INFO L226 Difference]: Without dead ends: 7370 [2021-12-06 23:50:03,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-12-06 23:50:03,006 INFO L933 BasicCegarLoop]: 8034 mSDtfsCounter, 7066 mSDsluCounter, 6752 mSDsCounter, 0 mSdLazyCounter, 6280 mSolverCounterSat, 7776 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7260 SdHoareTripleChecker+Valid, 14786 SdHoareTripleChecker+Invalid, 14073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7776 IncrementalHoareTripleChecker+Valid, 6280 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.8s IncrementalHoareTripleChecker+Time [2021-12-06 23:50:03,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7260 Valid, 14786 Invalid, 14073 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7776 Valid, 6280 Invalid, 17 Unknown, 0 Unchecked, 78.8s Time] [2021-12-06 23:50:03,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7370 states. [2021-12-06 23:50:03,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7370 to 5939. [2021-12-06 23:50:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5939 states, 3897 states have (on average 1.3094688221709008) internal successors, (5103), 4050 states have internal predecessors, (5103), 1701 states have call successors, (1701), 341 states have call predecessors, (1701), 340 states have return successors, (1698), 1652 states have call predecessors, (1698), 1698 states have call successors, (1698) [2021-12-06 23:50:03,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5939 states to 5939 states and 8502 transitions. [2021-12-06 23:50:03,528 INFO L78 Accepts]: Start accepts. Automaton has 5939 states and 8502 transitions. Word has length 417 [2021-12-06 23:50:03,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:50:03,529 INFO L470 AbstractCegarLoop]: Abstraction has 5939 states and 8502 transitions. [2021-12-06 23:50:03,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 23:50:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 5939 states and 8502 transitions. [2021-12-06 23:50:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-12-06 23:50:03,551 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:50:03,552 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:50:03,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 23:50:03,553 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:50:03,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:50:03,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1276909103, now seen corresponding path program 1 times [2021-12-06 23:50:03,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:50:03,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41248018] [2021-12-06 23:50:03,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:50:03,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:50:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:50:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 23:50:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 23:50:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 23:50:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 23:50:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 23:50:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 23:50:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 23:50:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-06 23:50:04,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 23:50:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-06 23:50:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 23:50:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 23:50:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 23:50:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 23:50:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:04,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 23:50:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 23:50:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:50:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-06 23:50:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 23:50:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 23:50:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 23:50:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-06 23:50:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-06 23:50:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-06 23:50:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:50:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-12-06 23:50:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-12-06 23:50:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-06 23:50:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-06 23:50:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 23:50:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-12-06 23:50:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:50:05,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2021-12-06 23:50:05,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:50:05,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41248018] [2021-12-06 23:50:05,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41248018] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:50:05,758 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:50:05,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:50:05,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919441510] [2021-12-06 23:50:05,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:50:05,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 23:50:05,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:50:05,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:50:05,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:50:05,762 INFO L87 Difference]: Start difference. First operand 5939 states and 8502 transitions. Second operand has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 23:50:08,878 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:11,093 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:13,325 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:16,880 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:18,915 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:20,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:26,087 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:28,328 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:35,901 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:37,984 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:40,038 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:50:42,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:03,882 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:05,913 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:07,933 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:11,659 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:16,751 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:18,785 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:20,821 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:38,178 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:39,715 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:41,747 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:48,865 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:50,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:52,935 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:55,307 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:51:57,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:52:49,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:52:49,658 INFO L93 Difference]: Finished difference Result 20241 states and 29932 transitions. [2021-12-06 23:52:49,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 23:52:49,659 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 417 [2021-12-06 23:52:49,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:52:49,771 INFO L225 Difference]: With dead ends: 20241 [2021-12-06 23:52:49,771 INFO L226 Difference]: Without dead ends: 14368 [2021-12-06 23:52:49,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2021-12-06 23:52:49,800 INFO L933 BasicCegarLoop]: 9085 mSDtfsCounter, 20950 mSDsluCounter, 16002 mSDsCounter, 0 mSdLazyCounter, 16217 mSolverCounterSat, 16986 mSolverCounterUnsat, 26 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 154.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22147 SdHoareTripleChecker+Valid, 25087 SdHoareTripleChecker+Invalid, 33229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 16986 IncrementalHoareTripleChecker+Valid, 16217 IncrementalHoareTripleChecker+Invalid, 26 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 161.7s IncrementalHoareTripleChecker+Time [2021-12-06 23:52:49,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22147 Valid, 25087 Invalid, 33229 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [16986 Valid, 16217 Invalid, 26 Unknown, 0 Unchecked, 161.7s Time] [2021-12-06 23:52:49,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14368 states. [2021-12-06 23:52:50,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14368 to 11526. [2021-12-06 23:52:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11526 states, 7571 states have (on average 1.312244089288073) internal successors, (9935), 7874 states have internal predecessors, (9935), 3277 states have call successors, (3277), 678 states have call predecessors, (3277), 677 states have return successors, (3286), 3180 states have call predecessors, (3286), 3274 states have call successors, (3286) [2021-12-06 23:52:50,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11526 states to 11526 states and 16498 transitions. [2021-12-06 23:52:50,460 INFO L78 Accepts]: Start accepts. Automaton has 11526 states and 16498 transitions. Word has length 417 [2021-12-06 23:52:50,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:52:50,462 INFO L470 AbstractCegarLoop]: Abstraction has 11526 states and 16498 transitions. [2021-12-06 23:52:50,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 23:52:50,463 INFO L276 IsEmpty]: Start isEmpty. Operand 11526 states and 16498 transitions. [2021-12-06 23:52:50,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-06 23:52:50,478 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:52:50,478 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:52:50,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 23:52:50,479 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:52:50,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:52:50,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1391450326, now seen corresponding path program 1 times [2021-12-06 23:52:50,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:52:50,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207087806] [2021-12-06 23:52:50,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:52:50,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:52:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:52:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 23:52:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 23:52:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 23:52:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 23:52:51,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 23:52:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 23:52:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 23:52:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-06 23:52:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 23:52:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-06 23:52:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 23:52:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 23:52:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 23:52:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 23:52:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 23:52:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 23:52:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:51,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:52:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-06 23:52:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 23:52:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 23:52:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 23:52:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-06 23:52:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-06 23:52:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-06 23:52:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:52:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-12-06 23:52:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-12-06 23:52:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-12-06 23:52:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:52:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2098 trivial. 0 not checked. [2021-12-06 23:52:52,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:52:52,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207087806] [2021-12-06 23:52:52,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207087806] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:52:52,538 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:52:52,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-06 23:52:52,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710990156] [2021-12-06 23:52:52,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:52:52,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 23:52:52,539 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:52:52,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 23:52:52,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-12-06 23:52:52,540 INFO L87 Difference]: Start difference. First operand 11526 states and 16498 transitions. Second operand has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2021-12-06 23:52:55,312 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:00,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:07,462 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:09,544 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:15,641 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:17,883 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:20,273 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:22,329 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:28,084 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:30,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:36,018 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:53:38,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:54:12,496 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:54:17,914 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:54:24,723 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:54:47,643 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:54:56,687 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:55:01,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:55:01,119 INFO L93 Difference]: Finished difference Result 33516 states and 51335 transitions. [2021-12-06 23:55:01,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 23:55:01,120 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 426 [2021-12-06 23:55:01,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:55:01,272 INFO L225 Difference]: With dead ends: 33516 [2021-12-06 23:55:01,272 INFO L226 Difference]: Without dead ends: 22056 [2021-12-06 23:55:01,337 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-12-06 23:55:01,338 INFO L933 BasicCegarLoop]: 10917 mSDtfsCounter, 12846 mSDsluCounter, 35861 mSDsCounter, 0 mSdLazyCounter, 16928 mSolverCounterSat, 9707 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 120.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14220 SdHoareTripleChecker+Valid, 46778 SdHoareTripleChecker+Invalid, 26651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 9707 IncrementalHoareTripleChecker+Valid, 16928 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 126.6s IncrementalHoareTripleChecker+Time [2021-12-06 23:55:01,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14220 Valid, 46778 Invalid, 26651 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [9707 Valid, 16928 Invalid, 16 Unknown, 0 Unchecked, 126.6s Time] [2021-12-06 23:55:01,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22056 states. [2021-12-06 23:55:02,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22056 to 11529. [2021-12-06 23:55:02,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11529 states, 7574 states have (on average 1.312120411935569) internal successors, (9938), 7877 states have internal predecessors, (9938), 3277 states have call successors, (3277), 678 states have call predecessors, (3277), 677 states have return successors, (3286), 3180 states have call predecessors, (3286), 3274 states have call successors, (3286) [2021-12-06 23:55:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11529 states to 11529 states and 16501 transitions. [2021-12-06 23:55:02,249 INFO L78 Accepts]: Start accepts. Automaton has 11529 states and 16501 transitions. Word has length 426 [2021-12-06 23:55:02,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:55:02,250 INFO L470 AbstractCegarLoop]: Abstraction has 11529 states and 16501 transitions. [2021-12-06 23:55:02,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2021-12-06 23:55:02,251 INFO L276 IsEmpty]: Start isEmpty. Operand 11529 states and 16501 transitions. [2021-12-06 23:55:02,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-06 23:55:02,264 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:55:02,264 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:55:02,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 23:55:02,265 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:55:02,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:55:02,265 INFO L85 PathProgramCache]: Analyzing trace with hash -690385748, now seen corresponding path program 1 times [2021-12-06 23:55:02,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:55:02,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999500671] [2021-12-06 23:55:02,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:55:02,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:55:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:02,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:55:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 23:55:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 23:55:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 23:55:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 23:55:03,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 23:55:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 23:55:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 23:55:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-06 23:55:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 23:55:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-06 23:55:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 23:55:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 23:55:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 23:55:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 23:55:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 23:55:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 23:55:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:55:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-06 23:55:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 23:55:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 23:55:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 23:55:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-06 23:55:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-06 23:55:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-06 23:55:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:55:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-12-06 23:55:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-12-06 23:55:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:03,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-12-06 23:55:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:55:04,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2098 trivial. 0 not checked. [2021-12-06 23:55:04,005 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:55:04,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999500671] [2021-12-06 23:55:04,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999500671] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:55:04,005 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:55:04,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:55:04,005 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068877863] [2021-12-06 23:55:04,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:55:04,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 23:55:04,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:55:04,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:55:04,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:55:04,007 INFO L87 Difference]: Start difference. First operand 11529 states and 16501 transitions. Second operand has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 23:55:06,706 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:55:09,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:55:13,624 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:55:15,874 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:55:21,788 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:55:23,874 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:55:40,438 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:55:43,941 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:55:48,109 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:56:02,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:56:09,195 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:56:11,414 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:56:46,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:56:46,246 INFO L93 Difference]: Finished difference Result 20511 states and 30715 transitions. [2021-12-06 23:56:46,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 23:56:46,247 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 426 [2021-12-06 23:56:46,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:56:46,352 INFO L225 Difference]: With dead ends: 20511 [2021-12-06 23:56:46,352 INFO L226 Difference]: Without dead ends: 20508 [2021-12-06 23:56:46,366 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-06 23:56:46,367 INFO L933 BasicCegarLoop]: 8445 mSDtfsCounter, 22348 mSDsluCounter, 10055 mSDsCounter, 0 mSdLazyCounter, 11967 mSolverCounterSat, 17856 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 94.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23792 SdHoareTripleChecker+Valid, 18500 SdHoareTripleChecker+Invalid, 29835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 17856 IncrementalHoareTripleChecker+Valid, 11967 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 100.2s IncrementalHoareTripleChecker+Time [2021-12-06 23:56:46,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23792 Valid, 18500 Invalid, 29835 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [17856 Valid, 11967 Invalid, 12 Unknown, 0 Unchecked, 100.2s Time] [2021-12-06 23:56:46,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20508 states. [2021-12-06 23:56:47,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20508 to 15239. [2021-12-06 23:56:47,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15239 states, 9948 states have (on average 1.3017691998391636) internal successors, (12950), 10350 states have internal predecessors, (12950), 4336 states have call successors, (4336), 957 states have call predecessors, (4336), 954 states have return successors, (4346), 4210 states have call predecessors, (4346), 4334 states have call successors, (4346) [2021-12-06 23:56:47,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15239 states to 15239 states and 21632 transitions. [2021-12-06 23:56:47,314 INFO L78 Accepts]: Start accepts. Automaton has 15239 states and 21632 transitions. Word has length 426 [2021-12-06 23:56:47,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:56:47,315 INFO L470 AbstractCegarLoop]: Abstraction has 15239 states and 21632 transitions. [2021-12-06 23:56:47,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 23:56:47,315 INFO L276 IsEmpty]: Start isEmpty. Operand 15239 states and 21632 transitions. [2021-12-06 23:56:47,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2021-12-06 23:56:47,329 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:56:47,329 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:56:47,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 23:56:47,329 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:56:47,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:56:47,330 INFO L85 PathProgramCache]: Analyzing trace with hash 70037561, now seen corresponding path program 1 times [2021-12-06 23:56:47,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:56:47,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027515389] [2021-12-06 23:56:47,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:56:47,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:56:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:47,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:56:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 23:56:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 23:56:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 23:56:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 23:56:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 23:56:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 23:56:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 23:56:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-06 23:56:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 23:56:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-06 23:56:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 23:56:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 23:56:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 23:56:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 23:56:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 23:56:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 23:56:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:56:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-06 23:56:48,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 23:56:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 23:56:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 23:56:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-06 23:56:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-06 23:56:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-06 23:56:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:56:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-12-06 23:56:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:48,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-12-06 23:56:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:49,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-12-06 23:56:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:56:49,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2098 trivial. 0 not checked. [2021-12-06 23:56:49,038 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:56:49,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027515389] [2021-12-06 23:56:49,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027515389] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:56:49,039 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:56:49,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:56:49,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903256596] [2021-12-06 23:56:49,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:56:49,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 23:56:49,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:56:49,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:56:49,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:56:49,041 INFO L87 Difference]: Start difference. First operand 15239 states and 21632 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 23:56:51,682 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:56:53,921 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:56:57,131 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:56:59,162 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:03,406 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:05,474 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:12,709 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:15,034 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:17,108 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:36,482 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:38,512 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:42,299 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:46,737 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:57:48,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:58:05,134 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:58:07,176 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:58:14,133 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:58:16,177 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:58:19,011 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:59:05,488 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:59:07,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:59:08,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:59:08,674 INFO L93 Difference]: Finished difference Result 20510 states and 30713 transitions. [2021-12-06 23:59:08,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 23:59:08,674 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 427 [2021-12-06 23:59:08,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:59:08,747 INFO L225 Difference]: With dead ends: 20510 [2021-12-06 23:59:08,747 INFO L226 Difference]: Without dead ends: 20507 [2021-12-06 23:59:08,754 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-06 23:59:08,755 INFO L933 BasicCegarLoop]: 8413 mSDtfsCounter, 21206 mSDsluCounter, 12377 mSDsCounter, 0 mSdLazyCounter, 14235 mSolverCounterSat, 17195 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22644 SdHoareTripleChecker+Valid, 20790 SdHoareTripleChecker+Invalid, 31449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 17195 IncrementalHoareTripleChecker+Valid, 14235 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 137.5s IncrementalHoareTripleChecker+Time [2021-12-06 23:59:08,755 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22644 Valid, 20790 Invalid, 31449 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [17195 Valid, 14235 Invalid, 19 Unknown, 0 Unchecked, 137.5s Time] [2021-12-06 23:59:08,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20507 states. [2021-12-06 23:59:09,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20507 to 15238. [2021-12-06 23:59:09,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15238 states, 9948 states have (on average 1.3016686771210293) internal successors, (12949), 10349 states have internal predecessors, (12949), 4335 states have call successors, (4335), 957 states have call predecessors, (4335), 954 states have return successors, (4346), 4210 states have call predecessors, (4346), 4334 states have call successors, (4346) [2021-12-06 23:59:09,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15238 states to 15238 states and 21630 transitions. [2021-12-06 23:59:09,499 INFO L78 Accepts]: Start accepts. Automaton has 15238 states and 21630 transitions. Word has length 427 [2021-12-06 23:59:09,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:59:09,500 INFO L470 AbstractCegarLoop]: Abstraction has 15238 states and 21630 transitions. [2021-12-06 23:59:09,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 23:59:09,500 INFO L276 IsEmpty]: Start isEmpty. Operand 15238 states and 21630 transitions. [2021-12-06 23:59:09,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-12-06 23:59:09,514 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:59:09,515 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:59:09,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 23:59:09,515 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:59:09,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:59:09,516 INFO L85 PathProgramCache]: Analyzing trace with hash -2126638769, now seen corresponding path program 1 times [2021-12-06 23:59:09,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:59:09,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554215508] [2021-12-06 23:59:09,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:59:09,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:59:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:59:10,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:59:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:59:10,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:59:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:59:10,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:59:10,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:59:10,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 23:59:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:59:10,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:59:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:59:10,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 23:59:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:59:10,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34