./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/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_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF --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 0.2.1-dev-53f42b1 [2021-11-20 06:52:37,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:52:37,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:52:37,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:52:37,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:52:37,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:52:37,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:52:37,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:52:37,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:52:37,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:52:37,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:52:37,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:52:37,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:52:37,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:52:37,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:52:37,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:52:37,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:52:37,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:52:37,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:52:37,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:52:37,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:52:37,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:52:37,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:52:37,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:52:37,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:52:37,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:52:37,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:52:37,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:52:37,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:52:37,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:52:37,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:52:37,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:52:37,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:52:37,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:52:37,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:52:37,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:52:37,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:52:37,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:52:37,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:52:37,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:52:37,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:52:37,651 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 06:52:37,710 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:52:37,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:52:37,716 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:52:37,716 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:52:37,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:52:37,730 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:52:37,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:52:37,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:52:37,731 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:52:37,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:52:37,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:52:37,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:52:37,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:52:37,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:52:37,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:52:37,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:52:37,735 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:52:37,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:52:37,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:52:37,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:52:37,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:52:37,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:52:37,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:52:37,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:52:37,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:52:37,738 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:52:37,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:52:37,738 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:52:37,739 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:52:37,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:52:37,742 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:52:37,742 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_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d04bb3d8469c4648c43b434c2b72e4dd6384b2369da633bd3e0ca211b280c4c [2021-11-20 06:52:38,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:52:38,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:52:38,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:52:38,123 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:52:38,124 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:52:38,126 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/../../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 [2021-11-20 06:52:38,215 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/data/854ac727f/ad443145612b4d17a2fc654746a2680b/FLAG6cb09283b [2021-11-20 06:52:39,538 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:52:39,540 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/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 [2021-11-20 06:52:39,677 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/data/854ac727f/ad443145612b4d17a2fc654746a2680b/FLAG6cb09283b [2021-11-20 06:52:40,128 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/data/854ac727f/ad443145612b4d17a2fc654746a2680b [2021-11-20 06:52:40,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:52:40,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:52:40,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:52:40,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:52:40,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:52:40,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:52:40" (1/1) ... [2021-11-20 06:52:40,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b74704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:40, skipping insertion in model container [2021-11-20 06:52:40,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:52:40" (1/1) ... [2021-11-20 06:52:40,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:52:40,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:52:51,089 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_4e908aa8-78b9-40bb-8f94-44f85408adcc/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] [2021-11-20 06:52:51,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:52:51,510 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:52:52,789 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_4e908aa8-78b9-40bb-8f94-44f85408adcc/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] [2021-11-20 06:52:52,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:52:53,396 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:52:53,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53 WrapperNode [2021-11-20 06:52:53,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:52:53,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:52:53,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:52:53,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:52:53,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:53,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:54,441 INFO L137 Inliner]: procedures = 935, calls = 7370, calls flagged for inlining = 339, calls inlined = 314, statements flattened = 15308 [2021-11-20 06:52:54,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:52:54,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:52:54,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:52:54,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:52:54,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:54,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:54,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:54,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:55,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:55,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:55,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:55,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:52:55,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:52:55,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:52:55,550 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:52:55,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (1/1) ... [2021-11-20 06:52:55,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:52:55,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:52:55,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:52:55,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e908aa8-78b9-40bb-8f94-44f85408adcc/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:52:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_path_seq_stop [2021-11-20 06:52:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_path_seq_stop [2021-11-20 06:52:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_alloc_rx_skb [2021-11-20 06:52:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_alloc_rx_skb [2021-11-20 06:52:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_mcast_find [2021-11-20 06:52:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_mcast_find [2021-11-20 06:52:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dst_drop [2021-11-20 06:52:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dst_drop [2021-11-20 06:52:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cq [2021-11-20 06:52:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cq [2021-11-20 06:52:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-20 06:52:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-20 06:52:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure update_child_pkey [2021-11-20 06:52:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure update_child_pkey [2021-11-20 06:52:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure __path_find [2021-11-20 06:52:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __path_find [2021-11-20 06:52:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-20 06:52:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-20 06:52:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure format_gid [2021-11-20 06:52:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure format_gid [2021-11-20 06:52:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_get [2021-11-20 06:52:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_get [2021-11-20 06:52:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_pkey_attr [2021-11-20 06:52:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_pkey_attr [2021-11-20 06:52:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-11-20 06:52:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-11-20 06:52:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_post_receive [2021-11-20 06:52:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_post_receive [2021-11-20 06:52:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-20 06:52:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-20 06:52:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:52:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:52:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure update_parent_pkey [2021-11-20 06:52:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure update_parent_pkey [2021-11-20 06:52:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u16 [2021-11-20 06:52:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u16 [2021-11-20 06:52:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-20 06:52:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-20 06:52:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-20 06:52:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-20 06:52:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_mode [2021-11-20 06:52:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_mode [2021-11-20 06:52:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_port [2021-11-20 06:52:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_port [2021-11-20 06:52:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_intf_alloc [2021-11-20 06:52:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_intf_alloc [2021-11-20 06:52:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-11-20 06:52:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-11-20 06:52:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure rb_next [2021-11-20 06:52:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_next [2021-11-20 06:52:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-11-20 06:52:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-11-20 06:52:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure restart_syscall [2021-11-20 06:52:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_syscall [2021-11-20 06:52:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-20 06:52:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_fill_info [2021-11-20 06:52:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_fill_info [2021-11-20 06:52:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-11-20 06:52:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-11-20 06:52:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-20 06:52:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-20 06:52:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-20 06:52:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-20 06:52:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-20 06:52:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cq [2021-11-20 06:52:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cq [2021-11-20 06:52:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-20 06:52:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-20 06:52:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_get_iflink [2021-11-20 06:52:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_get_iflink [2021-11-20 06:52:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-11-20 06:52:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-11-20 06:52:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-20 06:52:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-20 06:52:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2021-11-20 06:52:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2021-11-20 06:52:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-20 06:52:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-20 06:52:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_port [2021-11-20 06:52:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_port [2021-11-20 06:52:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_srq [2021-11-20 06:52:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_srq [2021-11-20 06:52:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock___0 [2021-11-20 06:52:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock___0 [2021-11-20 06:52:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock___2 [2021-11-20 06:52:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock___2 [2021-11-20 06:52:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_flush_normal [2021-11-20 06:52:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_flush_normal [2021-11-20 06:52:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-20 06:52:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-20 06:52:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_dtor [2021-11-20 06:52:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_dtor [2021-11-20 06:52:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_changelink [2021-11-20 06:52:55,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_changelink [2021-11-20 06:52:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_free [2021-11-20 06:52:55,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_free [2021-11-20 06:52:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-20 06:52:55,678 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-20 06:52:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_start_rx_drain [2021-11-20 06:52:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_start_rx_drain [2021-11-20 06:52:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure path_rec_start [2021-11-20 06:52:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure path_rec_start [2021-11-20 06:52:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2021-11-20 06:52:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2021-11-20 06:52:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_11 [2021-11-20 06:52:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_11 [2021-11-20 06:52:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 06:52:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-11-20 06:52:55,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-11-20 06:52:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_alloc [2021-11-20 06:52:55,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_alloc [2021-11-20 06:52:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-20 06:52:55,682 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-20 06:52:55,682 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_mcast_list [2021-11-20 06:52:55,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_mcast_list [2021-11-20 06:52:55,682 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-20 06:52:55,682 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-20 06:52:55,683 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-20 06:52:55,684 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-20 06:52:55,686 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcg_seq_stop [2021-11-20 06:52:55,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcg_seq_stop [2021-11-20 06:52:55,687 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-20 06:52:55,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-20 06:52:55,688 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_get [2021-11-20 06:52:55,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_get [2021-11-20 06:52:55,690 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-20 06:52:55,690 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-20 06:52:55,690 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-20 06:52:55,696 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-20 06:52:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-20 06:52:55,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-20 06:52:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-11-20 06:52:55,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-11-20 06:52:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:52:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dev_stop [2021-11-20 06:52:55,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dev_stop [2021-11-20 06:52:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_qp [2021-11-20 06:52:55,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_qp [2021-11-20 06:52:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-20 06:52:55,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-20 06:52:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:52:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_rx_reap [2021-11-20 06:52:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_rx_reap [2021-11-20 06:52:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-20 06:52:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-20 06:52:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 06:52:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-20 06:52:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-20 06:52:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-20 06:52:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-20 06:52:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-20 06:52:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_flush_light [2021-11-20 06:52:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_flush_light [2021-11-20 06:52:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure ib_mtu_enum_to_int [2021-11-20 06:52:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_mtu_enum_to_int [2021-11-20 06:52:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___0 [2021-11-20 06:52:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___0 [2021-11-20 06:52:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-20 06:52:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-20 06:52:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___2 [2021-11-20 06:52:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___2 [2021-11-20 06:52:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___1 [2021-11-20 06:52:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___1 [2021-11-20 06:52:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_skb_cb [2021-11-20 06:52:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_skb_cb [2021-11-20 06:52:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-20 06:52:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-20 06:52:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-20 06:52:55,704 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-20 06:52:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-20 06:52:55,704 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-20 06:52:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-20 06:52:55,705 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-20 06:52:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_change_mtu [2021-11-20 06:52:55,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_change_mtu [2021-11-20 06:52:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2021-11-20 06:52:55,705 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2021-11-20 06:52:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-20 06:52:55,706 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-20 06:52:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-20 06:52:55,706 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-20 06:52:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-20 06:52:55,706 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-20 06:52:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_page___0 [2021-11-20 06:52:55,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_page___0 [2021-11-20 06:52:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh___1 [2021-11-20 06:52:55,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh___1 [2021-11-20 06:52:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh___2 [2021-11-20 06:52:55,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh___2 [2021-11-20 06:52:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_has_srq [2021-11-20 06:52:55,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_has_srq [2021-11-20 06:52:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:52:55,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:52:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 06:52:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 06:52:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-20 06:52:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-20 06:52:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 06:52:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 06:52:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 06:52:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_post_receives [2021-11-20 06:52:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_post_receives [2021-11-20 06:52:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_free [2021-11-20 06:52:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_free [2021-11-20 06:52:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-20 06:52:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-20 06:52:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-20 06:52:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-20 06:52:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-20 06:52:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_skb_too_long [2021-11-20 06:52:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_skb_too_long [2021-11-20 06:52:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_mcast_schedule_join_thread [2021-11-20 06:52:55,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_mcast_schedule_join_thread [2021-11-20 06:52:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2021-11-20 06:52:55,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2021-11-20 06:52:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 06:52:55,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 06:52:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-20 06:52:55,714 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-20 06:52:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 06:52:55,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 06:52:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure show_umcast [2021-11-20 06:52:55,714 INFO L138 BoogieDeclarations]: Found implementation of procedure show_umcast [2021-11-20 06:52:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-20 06:52:55,715 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-20 06:52:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-20 06:52:55,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-20 06:52:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_free_rx_reap_list [2021-11-20 06:52:55,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_free_rx_reap_list [2021-11-20 06:52:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dst [2021-11-20 06:52:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dst [2021-11-20 06:52:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-20 06:52:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-20 06:52:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:52:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_operations_17 [2021-11-20 06:52:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_operations_17 [2021-11-20 06:52:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-20 06:52:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-20 06:52:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_handle_rx_wc [2021-11-20 06:52:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_handle_rx_wc [2021-11-20 06:52:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 06:52:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-20 06:52:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-20 06:52:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_post_receive_srq [2021-11-20 06:52:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_post_receive_srq [2021-11-20 06:52:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-11-20 06:52:55,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-11-20 06:52:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_map_single___0 [2021-11-20 06:52:55,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_map_single___0 [2021-11-20 06:52:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2021-11-20 06:52:55,723 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2021-11-20 06:52:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure nla_total_size [2021-11-20 06:52:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_total_size [2021-11-20 06:52:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_qp [2021-11-20 06:52:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_qp [2021-11-20 06:52:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_post_receive_nonsrq [2021-11-20 06:52:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_post_receive_nonsrq [2021-11-20 06:52:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-11-20 06:52:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-11-20 06:52:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 06:52:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 06:52:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-20 06:52:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-20 06:52:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_gid [2021-11-20 06:52:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_gid [2021-11-20 06:52:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-20 06:52:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-20 06:52:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_delete_debug_files [2021-11-20 06:52:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_delete_debug_files [2021-11-20 06:52:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-20 06:52:55,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-20 06:52:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_flush_heavy [2021-11-20 06:52:55,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_flush_heavy [2021-11-20 06:52:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2021-11-20 06:52:55,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2021-11-20 06:52:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-20 06:52:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-20 06:52:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_init [2021-11-20 06:52:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_init [2021-11-20 06:52:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dev_cleanup [2021-11-20 06:52:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dev_cleanup [2021-11-20 06:52:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_get_size [2021-11-20 06:52:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_get_size [2021-11-20 06:52:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure recvs_pending [2021-11-20 06:52:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure recvs_pending [2021-11-20 06:52:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_leave [2021-11-20 06:52:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_leave [2021-11-20 06:52:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_stale_task [2021-11-20 06:52:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_stale_task [2021-11-20 06:52:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-20 06:52:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-20 06:52:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-20 06:52:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-20 06:52:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_alloc_rx_skb [2021-11-20 06:52:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_alloc_rx_skb [2021-11-20 06:52:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure show_mode [2021-11-20 06:52:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure show_mode [2021-11-20 06:52:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2021-11-20 06:52:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2021-11-20 06:52:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-20 06:52:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-20 06:52:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure ib_req_notify_cq [2021-11-20 06:52:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_req_notify_cq [2021-11-20 06:52:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure path_free [2021-11-20 06:52:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure path_free [2021-11-20 06:52:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure ib_find_pkey [2021-11-20 06:52:55,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_find_pkey [2021-11-20 06:52:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work___3 [2021-11-20 06:52:55,733 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work___3 [2021-11-20 06:52:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-20 06:52:55,733 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-20 06:52:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:52:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-20 06:52:55,734 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-20 06:52:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure __path_add [2021-11-20 06:52:55,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __path_add [2021-11-20 06:52:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_mcast_add [2021-11-20 06:52:55,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_mcast_add [2021-11-20 06:52:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-20 06:52:55,735 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-20 06:52:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 06:52:55,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 06:52:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_join [2021-11-20 06:52:55,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_join [2021-11-20 06:52:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_down [2021-11-20 06:52:55,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_down [2021-11-20 06:52:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_tx_start [2021-11-20 06:52:55,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_tx_start [2021-11-20 06:52:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2021-11-20 06:52:55,736 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2021-11-20 06:52:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2021-11-20 06:52:55,736 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2021-11-20 06:52:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-20 06:52:55,736 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-20 06:52:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 06:52:55,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 06:52:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_handle_tx_wc [2021-11-20 06:52:55,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_handle_tx_wc [2021-11-20 06:52:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_11 [2021-11-20 06:52:55,737 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_11 [2021-11-20 06:52:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_one [2021-11-20 06:52:55,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_one [2021-11-20 06:52:55,738 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_mapping_error [2021-11-20 06:52:55,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_mapping_error [2021-11-20 06:52:55,738 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-20 06:52:55,738 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-20 06:52:55,738 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2021-11-20 06:52:55,738 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2021-11-20 06:52:55,738 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-20 06:52:55,739 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-20 06:52:55,739 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_add_mode_attr [2021-11-20 06:52:55,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_add_mode_attr [2021-11-20 06:52:55,739 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_umcast [2021-11-20 06:52:55,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_umcast [2021-11-20 06:52:55,739 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_srq_recv [2021-11-20 06:52:55,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_srq_recv [2021-11-20 06:52:55,739 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-20 06:52:55,740 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-20 06:52:55,740 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_send [2021-11-20 06:52:55,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_send [2021-11-20 06:52:55,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 06:52:55,740 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 06:52:55,740 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-20 06:52:55,740 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-20 06:52:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-20 06:52:55,741 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-20 06:52:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 06:52:55,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 06:52:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_single___0 [2021-11-20 06:52:55,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_single___0 [2021-11-20 06:52:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_poll [2021-11-20 06:52:55,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_poll [2021-11-20 06:52:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_vlan_add [2021-11-20 06:52:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_vlan_add [2021-11-20 06:52:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_setup [2021-11-20 06:52:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_setup [2021-11-20 06:52:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_free_rx_ring [2021-11-20 06:52:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_free_rx_ring [2021-11-20 06:52:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_addr_hash [2021-11-20 06:52:55,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_addr_hash [2021-11-20 06:52:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_tx_reap [2021-11-20 06:52:55,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_tx_reap [2021-11-20 06:52:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_pkey_dev_check_presence [2021-11-20 06:52:55,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_pkey_dev_check_presence [2021-11-20 06:52:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_11 [2021-11-20 06:52:55,743 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_11 [2021-11-20 06:52:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dev_init [2021-11-20 06:52:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dev_init [2021-11-20 06:52:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_recv [2021-11-20 06:52:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_recv [2021-11-20 06:52:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 06:52:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 06:52:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_carrier_on_task [2021-11-20 06:52:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_carrier_on_task [2021-11-20 06:52:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-20 06:52:55,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-20 06:52:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_transport_dev_init [2021-11-20 06:52:55,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_transport_dev_init [2021-11-20 06:52:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2021-11-20 06:52:55,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2021-11-20 06:52:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_single [2021-11-20 06:52:55,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_single [2021-11-20 06:52:55,746 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_fix_features [2021-11-20 06:52:55,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_fix_features [2021-11-20 06:52:55,746 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-11-20 06:52:55,746 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-11-20 06:52:55,746 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-20 06:52:55,746 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-20 06:52:55,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 06:52:55,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 06:52:55,747 INFO L130 BoogieDeclarations]: Found specification of procedure dev_change_flags [2021-11-20 06:52:55,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_change_flags [2021-11-20 06:52:55,747 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_iter_next [2021-11-20 06:52:55,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_iter_next [2021-11-20 06:52:55,747 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~~u64~0 [2021-11-20 06:52:55,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~~u64~0 [2021-11-20 06:52:55,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:52:55,748 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-20 06:52:55,748 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-20 06:52:55,748 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-20 06:52:55,748 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-20 06:52:55,748 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-11-20 06:52:55,748 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-11-20 06:52:55,748 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2021-11-20 06:52:55,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2021-11-20 06:52:55,749 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-20 06:52:55,749 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-20 06:52:55,749 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_trylock [2021-11-20 06:52:55,749 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_trylock [2021-11-20 06:52:55,749 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_15 [2021-11-20 06:52:55,749 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_15 [2021-11-20 06:52:55,749 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-20 06:52:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-20 06:52:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_alloc [2021-11-20 06:52:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_alloc [2021-11-20 06:52:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_15 [2021-11-20 06:52:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_15 [2021-11-20 06:52:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_enabled [2021-11-20 06:52:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_enabled [2021-11-20 06:52:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_stop_thread [2021-11-20 06:52:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_stop_thread [2021-11-20 06:52:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_map_single [2021-11-20 06:52:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_map_single [2021-11-20 06:52:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-11-20 06:52:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-11-20 06:52:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 06:52:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_reclaim [2021-11-20 06:52:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_reclaim [2021-11-20 06:52:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_sched [2021-11-20 06:52:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_sched [2021-11-20 06:52:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 06:52:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 06:52:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 06:52:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 06:52:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_reap_ah [2021-11-20 06:52:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_reap_ah [2021-11-20 06:52:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 06:52:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_open [2021-11-20 06:52:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_open [2021-11-20 06:52:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-20 06:52:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-20 06:52:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_umcast_attr [2021-11-20 06:52:55,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_umcast_attr [2021-11-20 06:52:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-20 06:52:55,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-20 06:52:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_put_ah [2021-11-20 06:52:55,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_put_ah [2021-11-20 06:52:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 06:52:55,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 06:52:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-20 06:52:55,755 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-20 06:52:55,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_21 [2021-11-20 06:52:55,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_21 [2021-11-20 06:52:55,755 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-20 06:52:55,755 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-20 06:52:55,755 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-20 06:52:55,755 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-20 06:52:55,756 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_timeout [2021-11-20 06:52:55,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_timeout [2021-11-20 06:52:55,756 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_set [2021-11-20 06:52:55,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_set [2021-11-20 06:52:55,756 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-11-20 06:52:55,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-11-20 06:52:55,756 INFO L130 BoogieDeclarations]: Found specification of procedure show_pkey [2021-11-20 06:52:55,756 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pkey [2021-11-20 06:52:55,757 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-11-20 06:52:55,757 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-11-20 06:52:55,757 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-11-20 06:52:55,757 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-11-20 06:52:55,757 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-11-20 06:52:55,757 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-11-20 06:52:55,761 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_dev_flush [2021-11-20 06:52:55,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_dev_flush [2021-11-20 06:52:55,761 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_init_rx_wr [2021-11-20 06:52:55,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_init_rx_wr [2021-11-20 06:52:55,762 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_path_iter_next [2021-11-20 06:52:55,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_path_iter_next [2021-11-20 06:52:55,762 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-11-20 06:52:55,762 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-11-20 06:52:55,762 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_put [2021-11-20 06:52:55,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_put [2021-11-20 06:52:55,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:52:55,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:52:55,763 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-11-20 06:52:55,763 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-11-20 06:52:55,763 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_ib_dev_flush [2021-11-20 06:52:55,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_ib_dev_flush [2021-11-20 06:52:55,763 INFO L130 BoogieDeclarations]: Found specification of procedure rb_first [2021-11-20 06:52:55,763 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_first [2021-11-20 06:52:55,764 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_create_tx [2021-11-20 06:52:55,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_create_tx [2021-11-20 06:52:55,764 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-11-20 06:52:55,764 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-11-20 06:52:55,764 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_qp_state_validate_work [2021-11-20 06:52:55,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_qp_state_validate_work [2021-11-20 06:52:55,764 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-20 06:52:55,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-20 06:52:55,765 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-20 06:52:55,765 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-20 06:52:55,765 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_flush_paths [2021-11-20 06:52:55,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_flush_paths [2021-11-20 06:52:55,765 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-20 06:52:55,765 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-20 06:52:55,766 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-11-20 06:52:55,766 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-11-20 06:52:55,766 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-20 06:52:55,766 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-20 06:52:55,766 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-11-20 06:52:55,766 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-11-20 06:52:55,766 INFO L130 BoogieDeclarations]: Found specification of procedure path_rec_create [2021-11-20 06:52:55,766 INFO L138 BoogieDeclarations]: Found implementation of procedure path_rec_create [2021-11-20 06:52:55,767 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_unregister_child_dev [2021-11-20 06:52:55,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_unregister_child_dev [2021-11-20 06:52:55,767 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2021-11-20 06:52:55,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2021-11-20 06:52:55,767 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2021-11-20 06:52:55,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2021-11-20 06:52:55,767 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock___2 [2021-11-20 06:52:55,768 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock___2 [2021-11-20 06:52:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-20 06:52:55,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-20 06:52:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock___0 [2021-11-20 06:52:55,768 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock___0 [2021-11-20 06:52:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_dev_init [2021-11-20 06:52:55,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_dev_init [2021-11-20 06:52:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-20 06:52:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-20 06:52:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-20 06:52:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_admin_enabled [2021-11-20 06:52:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_admin_enabled [2021-11-20 06:52:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-11-20 06:52:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-11-20 06:52:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_transport_dev_cleanup [2021-11-20 06:52:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_transport_dev_cleanup [2021-11-20 06:52:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure rol32 [2021-11-20 06:52:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure rol32 [2021-11-20 06:52:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 06:52:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 06:52:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 06:52:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_device [2021-11-20 06:52:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_device [2021-11-20 06:52:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure show_parent [2021-11-20 06:52:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure show_parent [2021-11-20 06:52:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_client [2021-11-20 06:52:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_client [2021-11-20 06:52:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send [2021-11-20 06:52:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send [2021-11-20 06:52:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_restart_task [2021-11-20 06:52:55,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_restart_task [2021-11-20 06:52:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-11-20 06:52:55,772 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-11-20 06:52:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-20 06:52:55,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-20 06:52:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-20 06:52:55,773 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-20 06:52:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2021-11-20 06:52:55,773 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2021-11-20 06:52:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_join_task [2021-11-20 06:52:55,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_join_task [2021-11-20 06:52:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_dev_features [2021-11-20 06:52:55,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_dev_features [2021-11-20 06:52:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_dev_cleanup [2021-11-20 06:52:55,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_dev_cleanup [2021-11-20 06:52:55,774 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-20 06:52:55,774 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-20 06:52:55,774 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-20 06:52:55,774 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-20 06:52:55,774 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2021-11-20 06:52:55,774 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2021-11-20 06:52:55,775 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 06:52:55,775 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 06:52:55,775 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_11 [2021-11-20 06:52:55,775 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_11 [2021-11-20 06:52:55,775 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-11-20 06:52:55,775 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-11-20 06:52:55,775 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-20 06:52:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-20 06:52:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure ib_sa_unregister_client [2021-11-20 06:52:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_sa_unregister_client [2021-11-20 06:52:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_handle_rx_wc [2021-11-20 06:52:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_handle_rx_wc [2021-11-20 06:52:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_dma_unmap_tx [2021-11-20 06:52:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_dma_unmap_tx [2021-11-20 06:52:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_create_debug_files [2021-11-20 06:52:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_create_debug_files [2021-11-20 06:52:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-20 06:52:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-20 06:52:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-11-20 06:52:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-11-20 06:52:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_unregister_debugfs [2021-11-20 06:52:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_unregister_debugfs [2021-11-20 06:52:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ud_dma_unmap_rx [2021-11-20 06:52:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ud_dma_unmap_rx [2021-11-20 06:52:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dma_unmap_rx [2021-11-20 06:52:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dma_unmap_rx [2021-11-20 06:52:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_new_child_link [2021-11-20 06:52:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_new_child_link [2021-11-20 06:52:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_cleanup [2021-11-20 06:52:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_cleanup [2021-11-20 06:52:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-11-20 06:52:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-11-20 06:52:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_uninit [2021-11-20 06:52:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_uninit [2021-11-20 06:52:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:52:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_qp [2021-11-20 06:52:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_qp [2021-11-20 06:52:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_up [2021-11-20 06:52:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_up [2021-11-20 06:52:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-20 06:52:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-20 06:52:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_event_handler [2021-11-20 06:52:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_event_handler [2021-11-20 06:52:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure ib_poll_cq [2021-11-20 06:52:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_poll_cq [2021-11-20 06:52:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-11-20 06:52:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-11-20 06:52:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2021-11-20 06:52:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2021-11-20 06:52:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-20 06:52:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-20 06:52:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-20 06:52:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-20 06:52:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_flush_ah [2021-11-20 06:52:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_flush_ah [2021-11-20 06:52:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dereg_mr [2021-11-20 06:52:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dereg_mr [2021-11-20 06:52:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_skb_reap [2021-11-20 06:52:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_skb_reap [2021-11-20 06:52:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2021-11-20 06:52:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2021-11-20 06:52:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 06:52:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 06:52:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-11-20 06:52:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-11-20 06:52:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure poll_tx [2021-11-20 06:52:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_tx [2021-11-20 06:52:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2021-11-20 06:52:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2021-11-20 06:52:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-11-20 06:52:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-11-20 06:52:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_reap_neigh [2021-11-20 06:52:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_reap_neigh [2021-11-20 06:52:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~TO~~u64~0 [2021-11-20 06:52:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~TO~~u64~0 [2021-11-20 06:52:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-20 06:52:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-20 06:52:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_pkey [2021-11-20 06:52:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_pkey [2021-11-20 06:52:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-20 06:52:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-20 06:52:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-20 06:52:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-20 06:52:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_del_neighs_by_gid [2021-11-20 06:52:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_del_neighs_by_gid [2021-11-20 06:52:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-20 06:52:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-20 06:52:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-20 06:52:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-20 06:52:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_page [2021-11-20 06:52:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_page [2021-11-20 06:52:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-20 06:52:55,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-20 06:52:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-20 06:52:55,788 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-20 06:52:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-11-20 06:52:55,788 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-11-20 06:52:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_stop [2021-11-20 06:52:55,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_stop [2021-11-20 06:52:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-20 06:52:55,789 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-20 06:52:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_drain_cq [2021-11-20 06:52:55,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_drain_cq [2021-11-20 06:52:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-20 06:52:55,789 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-20 06:52:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:52:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_pd [2021-11-20 06:52:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_pd [2021-11-20 06:52:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_remove_one [2021-11-20 06:52:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_remove_one [2021-11-20 06:52:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-20 06:52:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-20 06:52:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh___1 [2021-11-20 06:52:55,791 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh___1 [2021-11-20 06:52:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh___2 [2021-11-20 06:52:55,791 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh___2 [2021-11-20 06:52:57,945 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:52:57,955 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:52:59,078 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 06:56:12,020 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:56:12,067 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:56:12,068 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 06:56:12,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:56:12 BoogieIcfgContainer [2021-11-20 06:56:12,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:56:12,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:56:12,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:56:12,081 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:56:12,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:52:40" (1/3) ... [2021-11-20 06:56:12,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f1d38d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:56:12, skipping insertion in model container [2021-11-20 06:56:12,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:53" (2/3) ... [2021-11-20 06:56:12,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f1d38d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:56:12, skipping insertion in model container [2021-11-20 06:56:12,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:56:12" (3/3) ... [2021-11-20 06:56:12,085 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 [2021-11-20 06:56:12,090 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:56:12,090 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:56:12,172 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:56:12,189 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 [2021-11-20 06:56:12,189 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:56:12,328 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) [2021-11-20 06:56:12,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-20 06:56:12,390 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:56:12,392 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] [2021-11-20 06:56:12,392 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:56:12,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:56:12,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1860629231, now seen corresponding path program 1 times [2021-11-20 06:56:12,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:56:12,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778600124] [2021-11-20 06:56:12,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:56:12,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:56:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:56:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 06:56:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 06:56:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 06:56:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 06:56:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 06:56:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:13,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 06:56:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 06:56:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 06:56:14,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:56:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 06:56:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 06:56:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 06:56:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 06:56:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 06:56:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 06:56:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-20 06:56:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:56:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-20 06:56:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-11-20 06:56:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:14,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-11-20 06:56:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-20 06:56:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-11-20 06:56:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-20 06:56:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-20 06:56:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:56:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-11-20 06:56:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-11-20 06:56:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 06:56:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-11-20 06:56:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-20 06:56:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-11-20 06:56:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:56:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2021-11-20 06:56:15,459 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:56:15,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778600124] [2021-11-20 06:56:15,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778600124] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:56:15,460 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:56:15,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 06:56:15,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551702279] [2021-11-20 06:56:15,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:56:15,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 06:56:15,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:56:15,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 06:56:15,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:56:15,512 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) [2021-11-20 06:56:18,196 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:56:20,450 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:56:23,848 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:56:25,872 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:56:30,438 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:56:32,504 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:56:38,652 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:56:40,682 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:56:42,734 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:02,303 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:04,332 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:06,772 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:10,870 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:12,903 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:25,409 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:27,444 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:32,373 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:34,411 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:37,464 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:40,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:57:40,244 INFO L93 Difference]: Finished difference Result 13400 states and 20050 transitions. [2021-11-20 06:57:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:57:40,247 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 [2021-11-20 06:57:40,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:57:40,347 INFO L225 Difference]: With dead ends: 13400 [2021-11-20 06:57:40,347 INFO L226 Difference]: Without dead ends: 7370 [2021-11-20 06:57:40,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-11-20 06:57:40,399 INFO L933 BasicCegarLoop]: 7999 mSDtfsCounter, 7090 mSDsluCounter, 6736 mSDsCounter, 0 mSdLazyCounter, 6275 mSolverCounterSat, 7822 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7283 SdHoareTripleChecker+Valid, 14735 SdHoareTripleChecker+Invalid, 14114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7822 IncrementalHoareTripleChecker+Valid, 6275 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 83.2s IncrementalHoareTripleChecker+Time [2021-11-20 06:57:40,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7283 Valid, 14735 Invalid, 14114 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7822 Valid, 6275 Invalid, 17 Unknown, 0 Unchecked, 83.2s Time] [2021-11-20 06:57:40,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7370 states. [2021-11-20 06:57:40,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7370 to 5939. [2021-11-20 06:57:40,896 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) [2021-11-20 06:57:40,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5939 states to 5939 states and 8502 transitions. [2021-11-20 06:57:40,981 INFO L78 Accepts]: Start accepts. Automaton has 5939 states and 8502 transitions. Word has length 417 [2021-11-20 06:57:40,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:57:40,983 INFO L470 AbstractCegarLoop]: Abstraction has 5939 states and 8502 transitions. [2021-11-20 06:57:40,984 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) [2021-11-20 06:57:40,985 INFO L276 IsEmpty]: Start isEmpty. Operand 5939 states and 8502 transitions. [2021-11-20 06:57:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-20 06:57:41,008 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:57:41,008 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] [2021-11-20 06:57:41,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:57:41,010 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:57:41,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:57:41,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1276909103, now seen corresponding path program 1 times [2021-11-20 06:57:41,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:57:41,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160563868] [2021-11-20 06:57:41,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:57:41,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:57:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:57:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 06:57:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 06:57:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 06:57:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 06:57:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:41,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 06:57:42,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 06:57:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 06:57:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 06:57:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:57:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 06:57:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 06:57:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 06:57:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 06:57:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 06:57:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 06:57:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-20 06:57:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:57:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-20 06:57:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-11-20 06:57:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-11-20 06:57:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-20 06:57:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:42,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-11-20 06:57:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-20 06:57:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-20 06:57:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:57:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-11-20 06:57:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-11-20 06:57:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 06:57:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-11-20 06:57:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-20 06:57:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-11-20 06:57:43,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:57:43,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2021-11-20 06:57:43,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:57:43,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160563868] [2021-11-20 06:57:43,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160563868] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:57:43,367 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:57:43,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 06:57:43,367 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123101699] [2021-11-20 06:57:43,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:57:43,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 06:57:43,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:57:43,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 06:57:43,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:57:43,371 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) [2021-11-20 06:57:46,583 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:48,807 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:51,075 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:54,850 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:56,881 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:57:58,916 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:04,998 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:07,265 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:16,011 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:18,127 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:20,183 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:22,234 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:45,769 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:47,797 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:49,819 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:53,550 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:58:58,841 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:59:00,081 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:59:02,106 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:59:19,210 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:59:21,239 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:59:22,532 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:59:29,713 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:59:31,747 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:59:33,786 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:59:37,181 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:00:35,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:00:35,333 INFO L93 Difference]: Finished difference Result 20241 states and 29932 transitions. [2021-11-20 07:00:35,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:00:35,334 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 [2021-11-20 07:00:35,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:00:35,510 INFO L225 Difference]: With dead ends: 20241 [2021-11-20 07:00:35,510 INFO L226 Difference]: Without dead ends: 14368 [2021-11-20 07:00:35,552 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 [2021-11-20 07:00:35,554 INFO L933 BasicCegarLoop]: 9085 mSDtfsCounter, 20937 mSDsluCounter, 16003 mSDsCounter, 0 mSdLazyCounter, 16256 mSolverCounterSat, 16956 mSolverCounterUnsat, 21 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 160.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22138 SdHoareTripleChecker+Valid, 25088 SdHoareTripleChecker+Invalid, 33233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 16956 IncrementalHoareTripleChecker+Valid, 16256 IncrementalHoareTripleChecker+Invalid, 21 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 169.7s IncrementalHoareTripleChecker+Time [2021-11-20 07:00:35,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22138 Valid, 25088 Invalid, 33233 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [16956 Valid, 16256 Invalid, 21 Unknown, 0 Unchecked, 169.7s Time] [2021-11-20 07:00:35,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14368 states. [2021-11-20 07:00:36,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14368 to 11526. [2021-11-20 07:00:36,808 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) [2021-11-20 07:00:36,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11526 states to 11526 states and 16498 transitions. [2021-11-20 07:00:36,882 INFO L78 Accepts]: Start accepts. Automaton has 11526 states and 16498 transitions. Word has length 417 [2021-11-20 07:00:36,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:00:36,887 INFO L470 AbstractCegarLoop]: Abstraction has 11526 states and 16498 transitions. [2021-11-20 07:00:36,888 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) [2021-11-20 07:00:36,888 INFO L276 IsEmpty]: Start isEmpty. Operand 11526 states and 16498 transitions. [2021-11-20 07:00:36,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-20 07:00:36,911 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:00:36,913 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] [2021-11-20 07:00:36,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:00:36,914 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:00:36,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:00:36,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1391450326, now seen corresponding path program 1 times [2021-11-20 07:00:36,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:00:36,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031791992] [2021-11-20 07:00:36,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:00:36,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:00:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:37,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:00:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:37,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:37,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:37,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:37,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:00:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:37,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:37,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:37,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:00:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:37,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:37,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:00:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:00:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:00:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:00:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:00:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:00:38,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:00:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:00:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:00:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:00:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:00:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:00:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:38,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:00:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-20 07:00:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:00:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-20 07:00:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-11-20 07:00:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-11-20 07:00:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-20 07:00:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-11-20 07:00:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-20 07:00:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-20 07:00:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:00:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-11-20 07:00:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-11-20 07:00:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-11-20 07:00:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:00:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2098 trivial. 0 not checked. [2021-11-20 07:00:39,795 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:00:39,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031791992] [2021-11-20 07:00:39,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031791992] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:00:39,796 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:00:39,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-20 07:00:39,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236209984] [2021-11-20 07:00:39,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:00:39,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-20 07:00:39,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:00:39,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-20 07:00:39,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:00:39,799 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) [2021-11-20 07:00:42,786 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:00:47,932 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:00:55,853 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:00:57,933 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:01:04,316 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:01:06,606 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:01:09,105 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:01:11,143 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:01:17,619 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:01:19,901 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:01:26,024 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:01:28,302 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:02:05,551 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:02:11,359 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:02:17,691 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:02:40,190 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:02:48,750 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:02:51,263 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:02:54,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:02:54,238 INFO L93 Difference]: Finished difference Result 33516 states and 51335 transitions. [2021-11-20 07:02:54,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:02:54,239 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 [2021-11-20 07:02:54,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:02:54,440 INFO L225 Difference]: With dead ends: 33516 [2021-11-20 07:02:54,441 INFO L226 Difference]: Without dead ends: 22056 [2021-11-20 07:02:54,517 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 [2021-11-20 07:02:54,518 INFO L933 BasicCegarLoop]: 10963 mSDtfsCounter, 12844 mSDsluCounter, 36039 mSDsCounter, 0 mSdLazyCounter, 16966 mSolverCounterSat, 9657 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 125.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14216 SdHoareTripleChecker+Valid, 47002 SdHoareTripleChecker+Invalid, 26638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 9657 IncrementalHoareTripleChecker+Valid, 16966 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 132.4s IncrementalHoareTripleChecker+Time [2021-11-20 07:02:54,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14216 Valid, 47002 Invalid, 26638 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [9657 Valid, 16966 Invalid, 15 Unknown, 0 Unchecked, 132.4s Time] [2021-11-20 07:02:54,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22056 states. [2021-11-20 07:02:55,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22056 to 11529. [2021-11-20 07:02:55,564 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) [2021-11-20 07:02:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11529 states to 11529 states and 16501 transitions. [2021-11-20 07:02:55,642 INFO L78 Accepts]: Start accepts. Automaton has 11529 states and 16501 transitions. Word has length 426 [2021-11-20 07:02:55,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:02:55,647 INFO L470 AbstractCegarLoop]: Abstraction has 11529 states and 16501 transitions. [2021-11-20 07:02:55,647 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) [2021-11-20 07:02:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 11529 states and 16501 transitions. [2021-11-20 07:02:55,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-20 07:02:55,670 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:02:55,670 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] [2021-11-20 07:02:55,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 07:02:55,671 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:02:55,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:02:55,672 INFO L85 PathProgramCache]: Analyzing trace with hash -690385748, now seen corresponding path program 1 times [2021-11-20 07:02:55,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:02:55,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597124474] [2021-11-20 07:02:55,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:02:55,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:02:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:02:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:02:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:02:56,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:02:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:02:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:02:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:56,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:02:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:02:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:02:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:02:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:02:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:02:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:02:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:02:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:02:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:02:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-20 07:02:57,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:02:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-20 07:02:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-11-20 07:02:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-11-20 07:02:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:57,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-20 07:02:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-11-20 07:02:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-20 07:02:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-20 07:02:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:02:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-11-20 07:02:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-11-20 07:02:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-11-20 07:02:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:58,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2098 trivial. 0 not checked. [2021-11-20 07:02:58,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:02:58,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597124474] [2021-11-20 07:02:58,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597124474] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:02:58,348 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:02:58,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:02:58,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839890092] [2021-11-20 07:02:58,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:02:58,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:02:58,351 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:02:58,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:02:58,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:02:58,352 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) [2021-11-20 07:03:01,259 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:03:04,435 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:03:08,693 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:03:10,962 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:03:17,702 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:03:19,818 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:03:39,174 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:03:42,760 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:03:46,036 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:04:01,307 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:04:07,570 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:04:08,901 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:04:47,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:04:47,252 INFO L93 Difference]: Finished difference Result 20511 states and 30715 transitions. [2021-11-20 07:04:47,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:04:47,253 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 [2021-11-20 07:04:47,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:04:47,395 INFO L225 Difference]: With dead ends: 20511 [2021-11-20 07:04:47,396 INFO L226 Difference]: Without dead ends: 20508 [2021-11-20 07:04:47,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-20 07:04:47,413 INFO L933 BasicCegarLoop]: 8430 mSDtfsCounter, 22320 mSDsluCounter, 10056 mSDsCounter, 0 mSdLazyCounter, 11985 mSolverCounterSat, 17854 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 99.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23751 SdHoareTripleChecker+Valid, 18486 SdHoareTripleChecker+Invalid, 29849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 17854 IncrementalHoareTripleChecker+Valid, 11985 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 106.9s IncrementalHoareTripleChecker+Time [2021-11-20 07:04:47,413 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23751 Valid, 18486 Invalid, 29849 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [17854 Valid, 11985 Invalid, 10 Unknown, 0 Unchecked, 106.9s Time] [2021-11-20 07:04:47,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20508 states. [2021-11-20 07:04:48,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20508 to 15239. [2021-11-20 07:04:48,631 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) [2021-11-20 07:04:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15239 states to 15239 states and 21632 transitions. [2021-11-20 07:04:48,729 INFO L78 Accepts]: Start accepts. Automaton has 15239 states and 21632 transitions. Word has length 426 [2021-11-20 07:04:48,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:04:48,730 INFO L470 AbstractCegarLoop]: Abstraction has 15239 states and 21632 transitions. [2021-11-20 07:04:48,731 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) [2021-11-20 07:04:48,731 INFO L276 IsEmpty]: Start isEmpty. Operand 15239 states and 21632 transitions. [2021-11-20 07:04:48,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2021-11-20 07:04:48,755 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:04:48,755 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] [2021-11-20 07:04:48,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:04:48,756 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:04:48,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:04:48,756 INFO L85 PathProgramCache]: Analyzing trace with hash 70037561, now seen corresponding path program 1 times [2021-11-20 07:04:48,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:04:48,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248561533] [2021-11-20 07:04:48,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:04:48,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:04:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:04:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:04:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:04:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:04:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:04:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:04:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:04:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:04:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:04:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:04:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:04:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:04:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:04:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:04:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:04:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:04:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-20 07:04:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:04:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-20 07:04:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-11-20 07:04:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-11-20 07:04:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-20 07:04:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-11-20 07:04:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-20 07:04:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-20 07:04:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-11-20 07:04:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:50,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-11-20 07:04:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:51,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-11-20 07:04:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:51,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2098 trivial. 0 not checked. [2021-11-20 07:04:51,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:04:51,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248561533] [2021-11-20 07:04:51,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248561533] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:04:51,128 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:04:51,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:04:51,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367776555] [2021-11-20 07:04:51,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:04:51,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:04:51,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:04:51,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:04:51,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:04:51,133 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) [2021-11-20 07:04:53,908 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:04:56,149 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:04:59,472 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:01,513 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:05,521 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:07,550 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:09,423 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:11,490 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:14,194 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:21,500 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []