./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--crypto--qat--qat_common--intel_qat.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_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/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_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/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_38f777e4-491c-42a2-a58d-8005c88bf942/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 241c7b85b75a318a4203bcb947e5338118d62403403860a951e0e444656bbeb8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:55:06,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:55:06,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:55:06,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:55:06,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:55:06,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:55:06,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:55:06,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:55:06,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:55:06,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:55:06,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:55:06,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:55:06,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:55:06,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:55:06,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:55:06,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:55:06,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:55:06,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:55:06,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:55:06,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:55:06,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:55:06,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:55:06,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:55:06,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:55:06,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:55:06,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:55:06,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:55:06,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:55:06,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:55:06,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:55:06,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:55:06,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:55:06,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:55:06,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:55:06,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:55:06,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:55:06,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:55:06,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:55:06,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:55:06,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:55:06,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:55:06,811 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 06:55:06,857 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:55:06,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:55:06,858 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:55:06,858 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:55:06,859 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:55:06,860 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:55:06,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:55:06,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:55:06,861 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:55:06,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:55:06,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:55:06,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:55:06,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:55:06,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:55:06,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:55:06,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:55:06,864 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:55:06,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:55:06,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:55:06,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:55:06,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:55:06,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:55:06,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:55:06,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:55:06,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:55:06,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:55:06,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:55:06,867 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:55:06,867 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:55:06,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:55:06,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:55:06,869 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_38f777e4-491c-42a2-a58d-8005c88bf942/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 241c7b85b75a318a4203bcb947e5338118d62403403860a951e0e444656bbeb8 [2021-11-20 06:55:07,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:55:07,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:55:07,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:55:07,158 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:55:07,159 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:55:07,160 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i [2021-11-20 06:55:07,251 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/data/157f637ba/dfc614061dd541ffaf11df619f3a4168/FLAG379e67dbd [2021-11-20 06:55:08,298 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:55:08,299 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i [2021-11-20 06:55:08,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/data/157f637ba/dfc614061dd541ffaf11df619f3a4168/FLAG379e67dbd [2021-11-20 06:55:08,640 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/data/157f637ba/dfc614061dd541ffaf11df619f3a4168 [2021-11-20 06:55:08,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:55:08,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:55:08,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:55:08,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:55:08,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:55:08,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:55:08" (1/1) ... [2021-11-20 06:55:08,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45a9f174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:08, skipping insertion in model container [2021-11-20 06:55:08,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:55:08" (1/1) ... [2021-11-20 06:55:08,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:55:08,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:55:13,906 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_38f777e4-491c-42a2-a58d-8005c88bf942/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i[498572,498585] [2021-11-20 06:55:13,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:55:14,096 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:55:14,967 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_38f777e4-491c-42a2-a58d-8005c88bf942/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i[498572,498585] [2021-11-20 06:55:14,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:55:15,241 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:55:15,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15 WrapperNode [2021-11-20 06:55:15,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:55:15,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:55:15,243 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:55:15,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:55:15,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:15,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:15,942 INFO L137 Inliner]: procedures = 600, calls = 5744, calls flagged for inlining = 269, calls inlined = 235, statements flattened = 11433 [2021-11-20 06:55:15,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:55:15,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:55:15,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:55:15,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:55:15,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:15,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:16,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:16,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:16,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:16,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:16,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:16,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:55:16,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:55:16,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:55:16,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:55:16,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (1/1) ... [2021-11-20 06:55:16,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:55:16,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:55:16,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:55:16,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f777e4-491c-42a2-a58d-8005c88bf942/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:55:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-20 06:55:16,685 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-20 06:55:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_ae_csr [2021-11-20 06:55:16,685 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_ae_csr [2021-11-20 06:55:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-20 06:55:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-11-20 06:55:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-11-20 06:55:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 06:55:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 06:55:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure adf_error_detected [2021-11-20 06:55:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_error_detected [2021-11-20 06:55:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-20 06:55:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-20 06:55:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-20 06:55:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-20 06:55:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_section_add [2021-11-20 06:55:16,688 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_section_add [2021-11-20 06:55:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 06:55:16,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 06:55:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_tfm [2021-11-20 06:55:16,688 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_tfm [2021-11-20 06:55:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-11-20 06:55:16,689 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-11-20 06:55:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-20 06:55:16,689 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-20 06:55:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-20 06:55:16,689 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-20 06:55:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_disable_ctx [2021-11-20 06:55:16,690 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_disable_ctx [2021-11-20 06:55:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_get_reg_addr [2021-11-20 06:55:16,690 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_get_reg_addr [2021-11-20 06:55:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure __crypto_aead_cast [2021-11-20 06:55:16,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __crypto_aead_cast [2021-11-20 06:55:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-20 06:55:16,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-20 06:55:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 06:55:16,692 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 06:55:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_tfm [2021-11-20 06:55:16,692 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_tfm [2021-11-20 06:55:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_tfm_ctx [2021-11-20 06:55:16,693 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_tfm_ctx [2021-11-20 06:55:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_wakeup_event [2021-11-20 06:55:16,693 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_wakeup_event [2021-11-20 06:55:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_shutdown [2021-11-20 06:55:16,694 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_shutdown [2021-11-20 06:55:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_rel_reg [2021-11-20 06:55:16,694 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_rel_reg [2021-11-20 06:55:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-20 06:55:16,694 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-20 06:55:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-20 06:55:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_ae_csr [2021-11-20 06:55:16,695 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_ae_csr [2021-11-20 06:55:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 06:55:16,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 06:55:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_pci_to_accel_dev [2021-11-20 06:55:16,697 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_pci_to_accel_dev [2021-11-20 06:55:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cleanup_etr_data [2021-11-20 06:55:16,698 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cleanup_etr_data [2021-11-20 06:55:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_clr_reset [2021-11-20 06:55:16,699 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_clr_reset [2021-11-20 06:55:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:55:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_set_uword_ecc [2021-11-20 06:55:16,699 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_set_uword_ecc [2021-11-20 06:55:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2021-11-20 06:55:16,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2021-11-20 06:55:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-20 06:55:16,701 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-20 06:55:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-20 06:55:16,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-20 06:55:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-20 06:55:16,702 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-20 06:55:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-11-20 06:55:16,702 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-11-20 06:55:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_uwords [2021-11-20 06:55:16,704 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_uwords [2021-11-20 06:55:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-20 06:55:16,704 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-20 06:55:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_get_head [2021-11-20 06:55:16,704 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_get_head [2021-11-20 06:55:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-20 06:55:16,705 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-20 06:55:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_del_all [2021-11-20 06:55:16,705 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_del_all [2021-11-20 06:55:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure aead_request_ctx [2021-11-20 06:55:16,706 INFO L138 BoogieDeclarations]: Found implementation of procedure aead_request_ctx [2021-11-20 06:55:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 06:55:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_init [2021-11-20 06:55:16,706 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_init [2021-11-20 06:55:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-20 06:55:16,706 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-20 06:55:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 06:55:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 06:55:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 06:55:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 06:55:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 06:55:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure adf_service_unregister [2021-11-20 06:55:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_service_unregister [2021-11-20 06:55:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2021-11-20 06:55:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2021-11-20 06:55:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 06:55:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-20 06:55:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-20 06:55:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_reqtfm [2021-11-20 06:55:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_reqtfm [2021-11-20 06:55:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 06:55:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 06:55:16,713 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_open [2021-11-20 06:55:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_open [2021-11-20 06:55:16,713 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_free_instances [2021-11-20 06:55:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_free_instances [2021-11-20 06:55:16,713 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_free_bufl [2021-11-20 06:55:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_free_bufl [2021-11-20 06:55:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2021-11-20 06:55:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2021-11-20 06:55:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 06:55:16,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 06:55:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-20 06:55:16,716 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-20 06:55:16,717 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-20 06:55:16,720 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-20 06:55:16,720 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2021-11-20 06:55:16,720 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2021-11-20 06:55:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-11-20 06:55:16,721 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-11-20 06:55:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_aead_init [2021-11-20 06:55:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_aead_init [2021-11-20 06:55:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_find_chunk [2021-11-20 06:55:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_find_chunk [2021-11-20 06:55:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-20 06:55:16,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-20 06:55:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:55:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_init_reg [2021-11-20 06:55:16,730 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_init_reg [2021-11-20 06:55:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_stop [2021-11-20 06:55:16,731 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_stop [2021-11-20 06:55:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-20 06:55:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-20 06:55:16,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-20 06:55:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-11-20 06:55:16,731 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-11-20 06:55:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-20 06:55:16,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-20 06:55:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_exec_micro_inst [2021-11-20 06:55:16,732 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_exec_micro_inst [2021-11-20 06:55:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:55:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure adf_exit_aer [2021-11-20 06:55:16,733 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_exit_aer [2021-11-20 06:55:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_get_uwords [2021-11-20 06:55:16,733 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_get_uwords [2021-11-20 06:55:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure adf_create_ring [2021-11-20 06:55:16,733 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_create_ring [2021-11-20 06:55:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 06:55:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cleanup_ring [2021-11-20 06:55:16,734 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cleanup_ring [2021-11-20 06:55:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure adf_modulo [2021-11-20 06:55:16,734 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_modulo [2021-11-20 06:55:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:55:16,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:55:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_create_batch_init_list [2021-11-20 06:55:16,735 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_create_batch_init_list [2021-11-20 06:55:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-20 06:55:16,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-20 06:55:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_convert_abs_to_rel [2021-11-20 06:55:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_convert_abs_to_rel [2021-11-20 06:55:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure adf_send_message [2021-11-20 06:55:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_send_message [2021-11-20 06:55:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_init_rd_xfer [2021-11-20 06:55:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_init_rd_xfer [2021-11-20 06:55:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure adf_chr_drv_destroy [2021-11-20 06:55:16,737 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_chr_drv_destroy [2021-11-20 06:55:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-11-20 06:55:16,737 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-11-20 06:55:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_sig_event [2021-11-20 06:55:16,738 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_sig_event [2021-11-20 06:55:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-20 06:55:16,738 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-20 06:55:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_stop [2021-11-20 06:55:16,738 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_stop [2021-11-20 06:55:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_event_handler [2021-11-20 06:55:16,739 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_event_handler [2021-11-20 06:55:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:55:16,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:55:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-20 06:55:16,739 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-20 06:55:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 06:55:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 06:55:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_parity_64bit [2021-11-20 06:55:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_parity_64bit [2021-11-20 06:55:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-20 06:55:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-20 06:55:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-11-20 06:55:16,741 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-11-20 06:55:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 06:55:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 06:55:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 06:55:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 06:55:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_init [2021-11-20 06:55:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_init [2021-11-20 06:55:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_add_key_value_param [2021-11-20 06:55:16,744 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_add_key_value_param [2021-11-20 06:55:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_indr_csr [2021-11-20 06:55:16,744 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_indr_csr [2021-11-20 06:55:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2021-11-20 06:55:16,744 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2021-11-20 06:55:16,745 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_put_instance [2021-11-20 06:55:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_put_instance [2021-11-20 06:55:16,745 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-11-20 06:55:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-11-20 06:55:16,745 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_rel_wr_xfer [2021-11-20 06:55:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_rel_wr_xfer [2021-11-20 06:55:16,746 INFO L130 BoogieDeclarations]: Found specification of procedure adf_unreserve_ring [2021-11-20 06:55:16,746 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_unreserve_ring [2021-11-20 06:55:16,746 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-20 06:55:16,746 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-20 06:55:16,746 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2021-11-20 06:55:16,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2021-11-20 06:55:16,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 06:55:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 06:55:16,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2021-11-20 06:55:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2021-11-20 06:55:16,747 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ctl_ioctl [2021-11-20 06:55:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ctl_ioctl [2021-11-20 06:55:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_section_del_all [2021-11-20 06:55:16,827 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_section_del_all [2021-11-20 06:55:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_show [2021-11-20 06:55:16,827 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_show [2021-11-20 06:55:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_fetch_initmem_ae [2021-11-20 06:55:16,827 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_fetch_initmem_ae [2021-11-20 06:55:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_enable_ctx [2021-11-20 06:55:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_enable_ctx [2021-11-20 06:55:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-20 06:55:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-20 06:55:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 06:55:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 06:55:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_show [2021-11-20 06:55:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_show [2021-11-20 06:55:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-20 06:55:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-20 06:55:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 06:55:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 06:55:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_sec_find [2021-11-20 06:55:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_sec_find [2021-11-20 06:55:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_show [2021-11-20 06:55:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_show [2021-11-20 06:55:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_deinit [2021-11-20 06:55:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_deinit [2021-11-20 06:55:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-20 06:55:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-20 06:55:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_node [2021-11-20 06:55:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_node [2021-11-20 06:55:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ctl_alloc_resources [2021-11-20 06:55:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ctl_alloc_resources [2021-11-20 06:55:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:55:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-20 06:55:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-20 06:55:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 06:55:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_get_dev_by_id [2021-11-20 06:55:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_get_dev_by_id [2021-11-20 06:55:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-11-20 06:55:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-11-20 06:55:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-20 06:55:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-20 06:55:16,831 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_set_ae_lm_mode [2021-11-20 06:55:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_set_ae_lm_mode [2021-11-20 06:55:16,831 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_open [2021-11-20 06:55:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_open [2021-11-20 06:55:16,831 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ae_fw_release [2021-11-20 06:55:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ae_fw_release [2021-11-20 06:55:16,831 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-11-20 06:55:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-11-20 06:55:16,831 INFO L130 BoogieDeclarations]: Found specification of procedure ablkcipher_request_ctx [2021-11-20 06:55:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ablkcipher_request_ctx [2021-11-20 06:55:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:55:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_operations_3 [2021-11-20 06:55:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_operations_3 [2021-11-20 06:55:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure adf_init_etr_data [2021-11-20 06:55:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_init_etr_data [2021-11-20 06:55:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-20 06:55:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-20 06:55:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 06:55:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 06:55:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-20 06:55:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-20 06:55:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-20 06:55:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-20 06:55:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_restarted_notify [2021-11-20 06:55:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_restarted_notify [2021-11-20 06:55:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-20 06:55:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-20 06:55:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_shutdown [2021-11-20 06:55:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_shutdown [2021-11-20 06:55:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 06:55:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 06:55:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_open [2021-11-20 06:55:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_open [2021-11-20 06:55:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure adf_remove_ring [2021-11-20 06:55:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_remove_ring [2021-11-20 06:55:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-20 06:55:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-20 06:55:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_reqtfm [2021-11-20 06:55:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_reqtfm [2021-11-20 06:55:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_sgl_to_bufl [2021-11-20 06:55:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_sgl_to_bufl [2021-11-20 06:55:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_create_instances [2021-11-20 06:55:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_create_instances [2021-11-20 06:55:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-20 06:55:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-20 06:55:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 06:55:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 06:55:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_get_param_value [2021-11-20 06:55:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_get_param_value [2021-11-20 06:55:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-11-20 06:55:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-11-20 06:55:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure adf_resume [2021-11-20 06:55:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_resume [2021-11-20 06:55:16,841 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-11-20 06:55:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-11-20 06:55:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:55:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2021-11-20 06:55:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2021-11-20 06:55:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_indr_csr [2021-11-20 06:55:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_indr_csr [2021-11-20 06:55:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 06:55:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 06:55:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_stop [2021-11-20 06:55:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_stop [2021-11-20 06:55:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2021-11-20 06:55:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2021-11-20 06:55:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure adf_get_cfg_int [2021-11-20 06:55:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_get_cfg_int [2021-11-20 06:55:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_stop [2021-11-20 06:55:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_stop [2021-11-20 06:55:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure adf_device_reset_worker [2021-11-20 06:55:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_device_reset_worker [2021-11-20 06:55:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-20 06:55:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-20 06:55:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-20 06:55:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-20 06:55:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_restarting_notify [2021-11-20 06:55:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_restarting_notify [2021-11-20 06:55:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_started [2021-11-20 06:55:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_started [2021-11-20 06:55:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure sg_nents [2021-11-20 06:55:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_nents [2021-11-20 06:55:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_aead_enc_internal [2021-11-20 06:55:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_aead_enc_internal [2021-11-20 06:55:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-20 06:55:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-20 06:55:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-20 06:55:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-20 06:55:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure adf_slot_reset [2021-11-20 06:55:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_slot_reset [2021-11-20 06:55:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_cleanup_batch_init_list [2021-11-20 06:55:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_cleanup_batch_init_list [2021-11-20 06:55:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2021-11-20 06:55:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2021-11-20 06:55:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wait_cycles [2021-11-20 06:55:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wait_cycles [2021-11-20 06:55:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-11-20 06:55:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-11-20 06:55:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-11-20 06:55:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-11-20 06:55:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2021-11-20 06:55:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2021-11-20 06:55:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2021-11-20 06:55:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2021-11-20 06:55:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure qat_algs_exit [2021-11-20 06:55:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_algs_exit [2021-11-20 06:55:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_crt [2021-11-20 06:55:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_crt [2021-11-20 06:55:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-20 06:55:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-20 06:55:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure adf_service_register [2021-11-20 06:55:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_service_register [2021-11-20 06:55:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_start [2021-11-20 06:55:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_start [2021-11-20 06:55:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt [2021-11-20 06:55:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt [2021-11-20 06:55:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_tfm [2021-11-20 06:55:16,852 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_tfm [2021-11-20 06:55:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure adf_verify_ring_size [2021-11-20 06:55:16,852 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_verify_ring_size [2021-11-20 06:55:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:55:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_rel_reg [2021-11-20 06:55:16,855 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_rel_reg [2021-11-20 06:55:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-20 06:55:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2021-11-20 06:55:16,856 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2021-11-20 06:55:18,272 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:55:18,277 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:55:18,398 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 07:05:03,255 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:05:03,283 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:05:03,283 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 07:05:03,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:05:03 BoogieIcfgContainer [2021-11-20 07:05:03,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:05:03,294 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:05:03,295 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:05:03,298 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:05:03,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:55:08" (1/3) ... [2021-11-20 07:05:03,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e6e7acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:05:03, skipping insertion in model container [2021-11-20 07:05:03,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:55:15" (2/3) ... [2021-11-20 07:05:03,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e6e7acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:05:03, skipping insertion in model container [2021-11-20 07:05:03,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:05:03" (3/3) ... [2021-11-20 07:05:03,301 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i [2021-11-20 07:05:03,307 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:05:03,308 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 07:05:03,374 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 07:05:03,381 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 07:05:03,382 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 07:05:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand has 3664 states, 2568 states have (on average 1.3290498442367602) internal successors, (3413), 2623 states have internal predecessors, (3413), 911 states have call successors, (911), 184 states have call predecessors, (911), 183 states have return successors, (901), 896 states have call predecessors, (901), 901 states have call successors, (901) [2021-11-20 07:05:03,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-20 07:05:03,486 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:05:03,487 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:05:03,488 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:05:03,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:05:03,494 INFO L85 PathProgramCache]: Analyzing trace with hash -610793550, now seen corresponding path program 1 times [2021-11-20 07:05:03,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:05:03,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735162899] [2021-11-20 07:05:03,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:05:03,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:05:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:04,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 07:05:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:04,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:04,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 07:05:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:04,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:04,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 07:05:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:05,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:05,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 07:05:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:05,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:05,080 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-20 07:05:05,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:05:05,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735162899] [2021-11-20 07:05:05,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735162899] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:05:05,083 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:05:05,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:05:05,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412778103] [2021-11-20 07:05:05,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:05:05,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 07:05:05,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:05:05,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:05:05,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:05:05,137 INFO L87 Difference]: Start difference. First operand has 3664 states, 2568 states have (on average 1.3290498442367602) internal successors, (3413), 2623 states have internal predecessors, (3413), 911 states have call successors, (911), 184 states have call predecessors, (911), 183 states have return successors, (901), 896 states have call predecessors, (901), 901 states have call successors, (901) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-20 07:05:07,326 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:21,762 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:23,795 WARN L515 Checker$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 07:05:31,115 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:05:33,151 WARN L515 Checker$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 07:05:45,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:05:45,404 INFO L93 Difference]: Finished difference Result 12237 states and 18255 transitions. [2021-11-20 07:05:45,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:05:45,407 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 69 [2021-11-20 07:05:45,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:05:45,530 INFO L225 Difference]: With dead ends: 12237 [2021-11-20 07:05:45,530 INFO L226 Difference]: Without dead ends: 8539 [2021-11-20 07:05:45,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:05:45,589 INFO L933 BasicCegarLoop]: 5574 mSDtfsCounter, 7788 mSDsluCounter, 6714 mSDsCounter, 0 mSdLazyCounter, 4293 mSolverCounterSat, 3130 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8514 SdHoareTripleChecker+Valid, 12288 SdHoareTripleChecker+Invalid, 7428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3130 IncrementalHoareTripleChecker+Valid, 4293 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.0s IncrementalHoareTripleChecker+Time [2021-11-20 07:05:45,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8514 Valid, 12288 Invalid, 7428 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3130 Valid, 4293 Invalid, 5 Unknown, 0 Unchecked, 39.0s Time] [2021-11-20 07:05:45,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8539 states. [2021-11-20 07:05:46,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8539 to 7401. [2021-11-20 07:05:46,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 5232 states have (on average 1.326834862385321) internal successors, (6942), 5324 states have internal predecessors, (6942), 1795 states have call successors, (1795), 353 states have call predecessors, (1795), 373 states have return successors, (1933), 1802 states have call predecessors, (1933), 1793 states have call successors, (1933) [2021-11-20 07:05:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 10670 transitions. [2021-11-20 07:05:46,371 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 10670 transitions. Word has length 69 [2021-11-20 07:05:46,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:05:46,373 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 10670 transitions. [2021-11-20 07:05:46,373 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-20 07:05:46,373 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 10670 transitions. [2021-11-20 07:05:46,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-20 07:05:46,390 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:05:46,391 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-11-20 07:05:46,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:05:46,392 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:05:46,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:05:46,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1803955288, now seen corresponding path program 1 times [2021-11-20 07:05:46,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:05:46,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258221073] [2021-11-20 07:05:46,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:05:46,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:05:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 07:05:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 07:05:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 07:05:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 07:05:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-20 07:05:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:05:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-20 07:05:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:05:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-20 07:05:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-11-20 07:05:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:47,505 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-20 07:05:47,505 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:05:47,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258221073] [2021-11-20 07:05:47,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258221073] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:05:47,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:05:47,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:05:47,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505281836] [2021-11-20 07:05:47,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:05:47,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 07:05:47,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:05:47,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:05:47,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:05:47,510 INFO L87 Difference]: Start difference. First operand 7401 states and 10670 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 07:05:49,671 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:06:09,356 WARN L515 Checker$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 07:06:11,399 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:06:18,269 WARN L515 Checker$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 07:06:20,296 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 07:06:31,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:06:31,274 INFO L93 Difference]: Finished difference Result 24130 states and 35280 transitions. [2021-11-20 07:06:31,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:06:31,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 112 [2021-11-20 07:06:31,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:06:31,493 INFO L225 Difference]: With dead ends: 24130 [2021-11-20 07:06:31,493 INFO L226 Difference]: Without dead ends: 16741 [2021-11-20 07:06:31,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:06:31,570 INFO L933 BasicCegarLoop]: 5882 mSDtfsCounter, 8024 mSDsluCounter, 6566 mSDsCounter, 0 mSdLazyCounter, 4452 mSolverCounterSat, 3205 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8785 SdHoareTripleChecker+Valid, 12448 SdHoareTripleChecker+Invalid, 7662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3205 IncrementalHoareTripleChecker+Valid, 4452 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.4s IncrementalHoareTripleChecker+Time [2021-11-20 07:06:31,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8785 Valid, 12448 Invalid, 7662 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3205 Valid, 4452 Invalid, 5 Unknown, 0 Unchecked, 42.4s Time] [2021-11-20 07:06:31,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16741 states. [2021-11-20 07:06:32,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16741 to 13998. [2021-11-20 07:06:32,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13998 states, 9866 states have (on average 1.3241435232110277) internal successors, (13064), 10043 states have internal predecessors, (13064), 3422 states have call successors, (3422), 690 states have call predecessors, (3422), 709 states have return successors, (3569), 3415 states have call predecessors, (3569), 3419 states have call successors, (3569) [2021-11-20 07:06:32,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13998 states to 13998 states and 20055 transitions. [2021-11-20 07:06:32,748 INFO L78 Accepts]: Start accepts. Automaton has 13998 states and 20055 transitions. Word has length 112 [2021-11-20 07:06:32,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:06:32,750 INFO L470 AbstractCegarLoop]: Abstraction has 13998 states and 20055 transitions. [2021-11-20 07:06:32,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 07:06:32,752 INFO L276 IsEmpty]: Start isEmpty. Operand 13998 states and 20055 transitions. [2021-11-20 07:06:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-20 07:06:32,769 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:06:32,770 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:06:32,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:06:32,770 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:06:32,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:06:32,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1071043522, now seen corresponding path program 1 times [2021-11-20 07:06:32,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:06:32,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550225411] [2021-11-20 07:06:32,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:06:32,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:06:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 07:06:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 07:06:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 07:06:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 07:06:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-20 07:06:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:06:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 07:06:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-20 07:06:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-11-20 07:06:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-20 07:06:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-20 07:06:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:06:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-11-20 07:06:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-20 07:06:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:33,813 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-20 07:06:33,813 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:06:33,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550225411] [2021-11-20 07:06:33,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550225411] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:06:33,814 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:06:33,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:06:33,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188406884] [2021-11-20 07:06:33,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:06:33,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:06:33,817 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:06:33,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:06:33,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:06:33,818 INFO L87 Difference]: Start difference. First operand 13998 states and 20055 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 07:06:35,972 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:06:38,235 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:06:40,498 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:07:10,706 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:07:12,737 WARN L515 Checker$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 07:07:26,002 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:07:28,039 WARN L515 Checker$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 07:07:59,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:07:59,467 INFO L93 Difference]: Finished difference Result 47041 states and 68681 transitions. [2021-11-20 07:07:59,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:07:59,468 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 155 [2021-11-20 07:07:59,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:07:59,719 INFO L225 Difference]: With dead ends: 47041 [2021-11-20 07:07:59,719 INFO L226 Difference]: Without dead ends: 33031 [2021-11-20 07:07:59,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:07:59,830 INFO L933 BasicCegarLoop]: 7624 mSDtfsCounter, 9977 mSDsluCounter, 2331 mSDsCounter, 0 mSdLazyCounter, 12670 mSolverCounterSat, 7001 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 77.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10714 SdHoareTripleChecker+Valid, 9955 SdHoareTripleChecker+Invalid, 19678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7001 IncrementalHoareTripleChecker+Valid, 12670 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 83.7s IncrementalHoareTripleChecker+Time [2021-11-20 07:07:59,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10714 Valid, 9955 Invalid, 19678 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7001 Valid, 12670 Invalid, 7 Unknown, 0 Unchecked, 83.7s Time] [2021-11-20 07:07:59,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33031 states. [2021-11-20 07:08:01,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33031 to 27088. [2021-11-20 07:08:01,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27088 states, 19076 states have (on average 1.3234430698259594) internal successors, (25246), 19395 states have internal predecessors, (25246), 6642 states have call successors, (6642), 1354 states have call predecessors, (6642), 1369 states have return successors, (6804), 6613 states have call predecessors, (6804), 6635 states have call successors, (6804) [2021-11-20 07:08:01,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27088 states to 27088 states and 38692 transitions. [2021-11-20 07:08:01,941 INFO L78 Accepts]: Start accepts. Automaton has 27088 states and 38692 transitions. Word has length 155 [2021-11-20 07:08:01,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:08:01,942 INFO L470 AbstractCegarLoop]: Abstraction has 27088 states and 38692 transitions. [2021-11-20 07:08:01,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 07:08:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand 27088 states and 38692 transitions. [2021-11-20 07:08:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-20 07:08:01,954 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:08:01,954 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-11-20 07:08:01,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 07:08:01,955 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:08:01,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:08:01,955 INFO L85 PathProgramCache]: Analyzing trace with hash 707735849, now seen corresponding path program 1 times [2021-11-20 07:08:01,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:08:01,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842047006] [2021-11-20 07:08:01,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:08:01,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:08:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:02,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 07:08:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 07:08:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 07:08:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 07:08:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-20 07:08:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-20 07:08:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-20 07:08:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-20 07:08:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-20 07:08:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-20 07:08:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-20 07:08:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-20 07:08:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-20 07:08:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-20 07:08:03,500 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:08:03,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842047006] [2021-11-20 07:08:03,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842047006] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:08:03,501 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:08:03,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:08:03,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626076966] [2021-11-20 07:08:03,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:08:03,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:08:03,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:08:03,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:08:03,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:08:03,504 INFO L87 Difference]: Start difference. First operand 27088 states and 38692 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 07:08:05,679 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:08:07,904 WARN L515 Checker$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 07:08:31,722 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:08:33,770 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []