./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-08_1a-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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a --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 cc81a0fdf5a8fc47bd520d0ffd4783aee7bab8a9ab782dc4fa625b3bc33bce33 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:09:26,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:09:26,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:09:26,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:09:26,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:09:26,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:09:26,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:09:26,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:09:26,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:09:26,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:09:26,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:09:26,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:09:26,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:09:26,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:09:26,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:09:26,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:09:26,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:09:26,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:09:26,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:09:26,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:09:26,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:09:26,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:09:26,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:09:26,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:09:26,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:09:26,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:09:26,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:09:26,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:09:26,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:09:26,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:09:26,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:09:26,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:09:26,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:09:26,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:09:26,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:09:26,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:09:26,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:09:26,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:09:26,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:09:26,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:09:26,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:09:26,665 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 16:09:26,693 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:09:26,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:09:26,694 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:09:26,695 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:09:26,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:09:26,696 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:09:26,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:09:26,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:09:26,698 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:09:26,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:09:26,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:09:26,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:09:26,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:09:26,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:09:26,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:09:26,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:09:26,700 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:09:26,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:09:26,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:09:26,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:09:26,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:09:26,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:09:26,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:09:26,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:09:26,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:09:26,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:09:26,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:09:26,704 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:09:26,704 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:09:26,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:09:26,705 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_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc81a0fdf5a8fc47bd520d0ffd4783aee7bab8a9ab782dc4fa625b3bc33bce33 [2022-11-21 16:09:27,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:09:27,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:09:27,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:09:27,089 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:09:27,090 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:09:27,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i [2022-11-21 16:09:30,641 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:09:31,647 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:09:31,648 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i [2022-11-21 16:09:31,714 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/data/ec3f70216/5b3f565ffa554cc1b0f5f07d767eaada/FLAGe25df30a3 [2022-11-21 16:09:31,736 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/data/ec3f70216/5b3f565ffa554cc1b0f5f07d767eaada [2022-11-21 16:09:31,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:09:31,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:09:31,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:09:31,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:09:31,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:09:31,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:09:31" (1/1) ... [2022-11-21 16:09:31,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656f7cb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:31, skipping insertion in model container [2022-11-21 16:09:31,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:09:31" (1/1) ... [2022-11-21 16:09:31,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:09:32,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:09:37,800 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i[494254,494267] [2022-11-21 16:09:37,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:09:37,987 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:09:39,008 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i[494254,494267] [2022-11-21 16:09:39,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:09:39,406 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:09:39,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39 WrapperNode [2022-11-21 16:09:39,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:09:39,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:09:39,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:09:39,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:09:39,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:39,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:40,271 INFO L138 Inliner]: procedures = 589, calls = 5721, calls flagged for inlining = 265, calls inlined = 231, statements flattened = 11634 [2022-11-21 16:09:40,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:09:40,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:09:40,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:09:40,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:09:40,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:40,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:40,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:40,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:40,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:40,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:41,067 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:41,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:41,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:09:41,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:09:41,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:09:41,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:09:41,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (1/1) ... [2022-11-21 16:09:41,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:09:41,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:09:41,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:09:41,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_443ddb20-baaf-4f23-86fc-437a1ea3e911/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:09:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-21 16:09:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-21 16:09:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_ae_csr [2022-11-21 16:09:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_ae_csr [2022-11-21 16:09:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-21 16:09:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-21 16:09:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-21 16:09:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-21 16:09:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-21 16:09:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure adf_error_detected [2022-11-21 16:09:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_error_detected [2022-11-21 16:09:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-21 16:09:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-21 16:09:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_section_add [2022-11-21 16:09:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_section_add [2022-11-21 16:09:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 16:09:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 16:09:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_tfm [2022-11-21 16:09:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_tfm [2022-11-21 16:09:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-21 16:09:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-21 16:09:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-21 16:09:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-21 16:09:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-21 16:09:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-21 16:09:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_disable_ctx [2022-11-21 16:09:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_disable_ctx [2022-11-21 16:09:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_get_reg_addr [2022-11-21 16:09:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_get_reg_addr [2022-11-21 16:09:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure __crypto_aead_cast [2022-11-21 16:09:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __crypto_aead_cast [2022-11-21 16:09:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-21 16:09:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-21 16:09:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-21 16:09:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-21 16:09:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_tfm [2022-11-21 16:09:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_tfm [2022-11-21 16:09:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_tfm_ctx [2022-11-21 16:09:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_tfm_ctx [2022-11-21 16:09:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_wakeup_event [2022-11-21 16:09:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_wakeup_event [2022-11-21 16:09:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_shutdown [2022-11-21 16:09:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_shutdown [2022-11-21 16:09:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_rel_reg [2022-11-21 16:09:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_rel_reg [2022-11-21 16:09:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-21 16:09:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-21 16:09:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-21 16:09:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_ae_csr [2022-11-21 16:09:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_ae_csr [2022-11-21 16:09:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-21 16:09:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-21 16:09:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_pci_to_accel_dev [2022-11-21 16:09:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_pci_to_accel_dev [2022-11-21 16:09:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cleanup_etr_data [2022-11-21 16:09:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cleanup_etr_data [2022-11-21 16:09:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_clr_reset [2022-11-21 16:09:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_clr_reset [2022-11-21 16:09:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:09:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_set_uword_ecc [2022-11-21 16:09:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_set_uword_ecc [2022-11-21 16:09:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-11-21 16:09:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-11-21 16:09:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-21 16:09:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-21 16:09:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-21 16:09:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-21 16:09:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-21 16:09:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-21 16:09:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-21 16:09:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-21 16:09:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_uwords [2022-11-21 16:09:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_uwords [2022-11-21 16:09:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-21 16:09:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-21 16:09:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_get_head [2022-11-21 16:09:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_get_head [2022-11-21 16:09:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-21 16:09:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-21 16:09:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_del_all [2022-11-21 16:09:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_del_all [2022-11-21 16:09:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure aead_request_ctx [2022-11-21 16:09:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure aead_request_ctx [2022-11-21 16:09:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-21 16:09:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_init [2022-11-21 16:09:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_init [2022-11-21 16:09:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-21 16:09:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-21 16:09:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-21 16:09:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-21 16:09:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-21 16:09:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-21 16:09:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 16:09:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure adf_service_unregister [2022-11-21 16:09:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_service_unregister [2022-11-21 16:09:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2022-11-21 16:09:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2022-11-21 16:09:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:09:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-21 16:09:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-21 16:09:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_reqtfm [2022-11-21 16:09:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_reqtfm [2022-11-21 16:09:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-21 16:09:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-21 16:09:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_open [2022-11-21 16:09:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_open [2022-11-21 16:09:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_free_instances [2022-11-21 16:09:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_free_instances [2022-11-21 16:09:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_free_bufl [2022-11-21 16:09:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_free_bufl [2022-11-21 16:09:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2022-11-21 16:09:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2022-11-21 16:09:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-21 16:09:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-21 16:09:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-21 16:09:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-21 16:09:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2022-11-21 16:09:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2022-11-21 16:09:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-21 16:09:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-21 16:09:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_aead_init [2022-11-21 16:09:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_aead_init [2022-11-21 16:09:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_find_chunk [2022-11-21 16:09:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_find_chunk [2022-11-21 16:09:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-21 16:09:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-21 16:09:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:09:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_init_reg [2022-11-21 16:09:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_init_reg [2022-11-21 16:09:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_stop [2022-11-21 16:09:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_stop [2022-11-21 16:09:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-21 16:09:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-21 16:09:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-21 16:09:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-21 16:09:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-21 16:09:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-21 16:09:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_exec_micro_inst [2022-11-21 16:09:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_exec_micro_inst [2022-11-21 16:09:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:09:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure adf_exit_aer [2022-11-21 16:09:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_exit_aer [2022-11-21 16:09:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_get_uwords [2022-11-21 16:09:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_get_uwords [2022-11-21 16:09:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure adf_create_ring [2022-11-21 16:09:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_create_ring [2022-11-21 16:09:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:09:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cleanup_ring [2022-11-21 16:09:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cleanup_ring [2022-11-21 16:09:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure adf_modulo [2022-11-21 16:09:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_modulo [2022-11-21 16:09:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 16:09:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 16:09:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_create_batch_init_list [2022-11-21 16:09:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_create_batch_init_list [2022-11-21 16:09:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-21 16:09:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-21 16:09:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_convert_abs_to_rel [2022-11-21 16:09:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_convert_abs_to_rel [2022-11-21 16:09:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure adf_send_message [2022-11-21 16:09:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_send_message [2022-11-21 16:09:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_init_rd_xfer [2022-11-21 16:09:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_init_rd_xfer [2022-11-21 16:09:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure adf_chr_drv_destroy [2022-11-21 16:09:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_chr_drv_destroy [2022-11-21 16:09:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-11-21 16:09:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-11-21 16:09:41,571 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_sig_event [2022-11-21 16:09:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_sig_event [2022-11-21 16:09:41,571 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-21 16:09:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-21 16:09:41,572 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_stop [2022-11-21 16:09:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_stop [2022-11-21 16:09:41,572 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_event_handler [2022-11-21 16:09:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_event_handler [2022-11-21 16:09:41,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:09:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:09:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-21 16:09:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-21 16:09:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-21 16:09:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-21 16:09:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_parity_64bit [2022-11-21 16:09:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_parity_64bit [2022-11-21 16:09:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-21 16:09:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-21 16:09:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2022-11-21 16:09:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2022-11-21 16:09:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-21 16:09:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 16:09:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 16:09:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 16:09:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_init [2022-11-21 16:09:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_init [2022-11-21 16:09:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_add_key_value_param [2022-11-21 16:09:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_add_key_value_param [2022-11-21 16:09:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_indr_csr [2022-11-21 16:09:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_indr_csr [2022-11-21 16:09:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2022-11-21 16:09:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2022-11-21 16:09:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_put_instance [2022-11-21 16:09:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_put_instance [2022-11-21 16:09:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-21 16:09:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-21 16:09:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-11-21 16:09:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-11-21 16:09:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_rel_wr_xfer [2022-11-21 16:09:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_rel_wr_xfer [2022-11-21 16:09:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure adf_unreserve_ring [2022-11-21 16:09:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_unreserve_ring [2022-11-21 16:09:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-21 16:09:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-21 16:09:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2022-11-21 16:09:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2022-11-21 16:09:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-21 16:09:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-21 16:09:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2022-11-21 16:09:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2022-11-21 16:09:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ctl_ioctl [2022-11-21 16:09:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ctl_ioctl [2022-11-21 16:09:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_section_del_all [2022-11-21 16:09:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_section_del_all [2022-11-21 16:09:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_show [2022-11-21 16:09:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_show [2022-11-21 16:09:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_fetch_initmem_ae [2022-11-21 16:09:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_fetch_initmem_ae [2022-11-21 16:09:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_enable_ctx [2022-11-21 16:09:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_enable_ctx [2022-11-21 16:09:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-21 16:09:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-21 16:09:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-21 16:09:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-21 16:09:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_show [2022-11-21 16:09:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_show [2022-11-21 16:09:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-21 16:09:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-21 16:09:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 16:09:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 16:09:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_sec_find [2022-11-21 16:09:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_sec_find [2022-11-21 16:09:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_show [2022-11-21 16:09:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_show [2022-11-21 16:09:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_deinit [2022-11-21 16:09:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_deinit [2022-11-21 16:09:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-21 16:09:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-21 16:09:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_node [2022-11-21 16:09:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_node [2022-11-21 16:09:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ctl_alloc_resources [2022-11-21 16:09:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ctl_alloc_resources [2022-11-21 16:09:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-21 16:09:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-21 16:09:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:09:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-21 16:09:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-21 16:09:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:09:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_get_dev_by_id [2022-11-21 16:09:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_get_dev_by_id [2022-11-21 16:09:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-11-21 16:09:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-11-21 16:09:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_set_ae_lm_mode [2022-11-21 16:09:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_set_ae_lm_mode [2022-11-21 16:09:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_open [2022-11-21 16:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_open [2022-11-21 16:09:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ae_fw_release [2022-11-21 16:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ae_fw_release [2022-11-21 16:09:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-11-21 16:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-11-21 16:09:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure ablkcipher_request_ctx [2022-11-21 16:09:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ablkcipher_request_ctx [2022-11-21 16:09:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 16:09:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_operations_3 [2022-11-21 16:09:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_operations_3 [2022-11-21 16:09:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure adf_init_etr_data [2022-11-21 16:09:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_init_etr_data [2022-11-21 16:09:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-21 16:09:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-21 16:09:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-21 16:09:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-21 16:09:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-21 16:09:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-21 16:09:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-21 16:09:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-21 16:09:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_restarted_notify [2022-11-21 16:09:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_restarted_notify [2022-11-21 16:09:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-21 16:09:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-21 16:09:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_shutdown [2022-11-21 16:09:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_shutdown [2022-11-21 16:09:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_open [2022-11-21 16:09:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_open [2022-11-21 16:09:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure adf_remove_ring [2022-11-21 16:09:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_remove_ring [2022-11-21 16:09:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-21 16:09:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-21 16:09:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-21 16:09:41,627 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-21 16:09:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_reqtfm [2022-11-21 16:09:41,627 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_reqtfm [2022-11-21 16:09:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_sgl_to_bufl [2022-11-21 16:09:41,628 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_sgl_to_bufl [2022-11-21 16:09:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_create_instances [2022-11-21 16:09:41,628 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_create_instances [2022-11-21 16:09:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-21 16:09:41,628 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-21 16:09:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-21 16:09:41,629 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-21 16:09:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_get_param_value [2022-11-21 16:09:41,629 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_get_param_value [2022-11-21 16:09:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-21 16:09:41,629 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-21 16:09:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure adf_resume [2022-11-21 16:09:41,630 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_resume [2022-11-21 16:09:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-11-21 16:09:41,630 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-11-21 16:09:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:09:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2022-11-21 16:09:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2022-11-21 16:09:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_indr_csr [2022-11-21 16:09:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_indr_csr [2022-11-21 16:09:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-21 16:09:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-21 16:09:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_stop [2022-11-21 16:09:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_stop [2022-11-21 16:09:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2022-11-21 16:09:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2022-11-21 16:09:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure adf_get_cfg_int [2022-11-21 16:09:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_get_cfg_int [2022-11-21 16:09:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_stop [2022-11-21 16:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_stop [2022-11-21 16:09:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure adf_device_reset_worker [2022-11-21 16:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_device_reset_worker [2022-11-21 16:09:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-21 16:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-21 16:09:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-21 16:09:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-21 16:09:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_restarting_notify [2022-11-21 16:09:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_restarting_notify [2022-11-21 16:09:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_started [2022-11-21 16:09:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_started [2022-11-21 16:09:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure sg_nents [2022-11-21 16:09:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_nents [2022-11-21 16:09:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_aead_enc_internal [2022-11-21 16:09:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_aead_enc_internal [2022-11-21 16:09:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-21 16:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-21 16:09:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-21 16:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-21 16:09:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure adf_slot_reset [2022-11-21 16:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_slot_reset [2022-11-21 16:09:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_cleanup_batch_init_list [2022-11-21 16:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_cleanup_batch_init_list [2022-11-21 16:09:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2022-11-21 16:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2022-11-21 16:09:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wait_cycles [2022-11-21 16:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wait_cycles [2022-11-21 16:09:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-21 16:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-21 16:09:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-11-21 16:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-11-21 16:09:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2022-11-21 16:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2022-11-21 16:09:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2022-11-21 16:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2022-11-21 16:09:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure qat_algs_exit [2022-11-21 16:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_algs_exit [2022-11-21 16:09:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_crt [2022-11-21 16:09:41,640 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_crt [2022-11-21 16:09:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-21 16:09:41,640 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-21 16:09:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure adf_service_register [2022-11-21 16:09:41,640 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_service_register [2022-11-21 16:09:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-21 16:09:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-21 16:09:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_start [2022-11-21 16:09:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_start [2022-11-21 16:09:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt [2022-11-21 16:09:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt [2022-11-21 16:09:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_tfm [2022-11-21 16:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_tfm [2022-11-21 16:09:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure adf_verify_ring_size [2022-11-21 16:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_verify_ring_size [2022-11-21 16:09:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:09:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_rel_reg [2022-11-21 16:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_rel_reg [2022-11-21 16:09:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-21 16:09:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2022-11-21 16:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2022-11-21 16:09:43,726 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:09:43,735 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:09:43,894 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-21 16:19:29,210 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:19:29,244 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:19:29,244 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-21 16:19:29,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:19:29 BoogieIcfgContainer [2022-11-21 16:19:29,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:19:29,255 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:19:29,255 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:19:29,259 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:19:29,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:09:31" (1/3) ... [2022-11-21 16:19:29,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c9129e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:19:29, skipping insertion in model container [2022-11-21 16:19:29,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:09:39" (2/3) ... [2022-11-21 16:19:29,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c9129e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:19:29, skipping insertion in model container [2022-11-21 16:19:29,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:19:29" (3/3) ... [2022-11-21 16:19:29,264 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i [2022-11-21 16:19:29,285 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:19:29,285 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:19:29,430 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:19:29,438 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7672a9b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:19:29,438 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:19:29,456 INFO L276 IsEmpty]: Start isEmpty. Operand has 3733 states, 2642 states have (on average 1.3429220287660864) internal successors, (3548), 2698 states have internal predecessors, (3548), 906 states have call successors, (906), 184 states have call predecessors, (906), 183 states have return successors, (896), 891 states have call predecessors, (896), 896 states have call successors, (896) [2022-11-21 16:19:29,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-21 16:19:29,477 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:19:29,478 INFO L195 NwaCegarLoop]: 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] [2022-11-21 16:19:29,479 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:19:29,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:19:29,485 INFO L85 PathProgramCache]: Analyzing trace with hash -929901267, now seen corresponding path program 1 times [2022-11-21 16:19:29,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:19:29,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974598754] [2022-11-21 16:19:29,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:19:29,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:19:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-21 16:19:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:19:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:19:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:19:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-21 16:19:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:19:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-21 16:19:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:19:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-21 16:19:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 16:19:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:19:32,220 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-21 16:19:32,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:19:32,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974598754] [2022-11-21 16:19:32,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974598754] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:19:32,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:19:32,222 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:19:32,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776532605] [2022-11-21 16:19:32,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:19:32,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:19:32,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:19:32,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:19:32,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:19:32,271 INFO L87 Difference]: Start difference. First operand has 3733 states, 2642 states have (on average 1.3429220287660864) internal successors, (3548), 2698 states have internal predecessors, (3548), 906 states have call successors, (906), 184 states have call predecessors, (906), 183 states have return successors, (896), 891 states have call predecessors, (896), 896 states have call successors, (896) Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-21 16:19:34,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:19:56,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:19:58,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:20:05,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:20:07,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:20:18,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:20:18,610 INFO L93 Difference]: Finished difference Result 8589 states and 12859 transitions. [2022-11-21 16:20:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:20:18,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 82 [2022-11-21 16:20:18,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:20:18,696 INFO L225 Difference]: With dead ends: 8589 [2022-11-21 16:20:18,696 INFO L226 Difference]: Without dead ends: 4835 [2022-11-21 16:20:18,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:20:18,747 INFO L413 NwaCegarLoop]: 4914 mSDtfsCounter, 2685 mSDsluCounter, 10520 mSDsCounter, 0 mSdLazyCounter, 6116 mSolverCounterSat, 1220 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2993 SdHoareTripleChecker+Valid, 15434 SdHoareTripleChecker+Invalid, 7341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1220 IncrementalHoareTripleChecker+Valid, 6116 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:20:18,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2993 Valid, 15434 Invalid, 7341 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1220 Valid, 6116 Invalid, 5 Unknown, 0 Unchecked, 45.3s Time] [2022-11-21 16:20:18,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4835 states. [2022-11-21 16:20:19,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4835 to 3712. [2022-11-21 16:20:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3712 states, 2633 states have (on average 1.333459931636916) internal successors, (3511), 2676 states have internal predecessors, (3511), 896 states have call successors, (896), 183 states have call predecessors, (896), 182 states have return successors, (894), 889 states have call predecessors, (894), 894 states have call successors, (894) [2022-11-21 16:20:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 3712 states and 5301 transitions. [2022-11-21 16:20:19,101 INFO L78 Accepts]: Start accepts. Automaton has 3712 states and 5301 transitions. Word has length 82 [2022-11-21 16:20:19,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:20:19,102 INFO L495 AbstractCegarLoop]: Abstraction has 3712 states and 5301 transitions. [2022-11-21 16:20:19,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-21 16:20:19,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3712 states and 5301 transitions. [2022-11-21 16:20:19,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 16:20:19,115 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:20:19,116 INFO L195 NwaCegarLoop]: 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] [2022-11-21 16:20:19,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 16:20:19,117 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:20:19,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:20:19,118 INFO L85 PathProgramCache]: Analyzing trace with hash -959818772, now seen corresponding path program 1 times [2022-11-21 16:20:19,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:20:19,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745454006] [2022-11-21 16:20:19,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:20:19,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:20:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-21 16:20:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:20:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:20:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:20:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-21 16:20:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:20:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-21 16:20:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:20:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-21 16:20:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-21 16:20:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-21 16:20:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:20:20,654 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-21 16:20:20,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:20:20,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745454006] [2022-11-21 16:20:20,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745454006] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:20:20,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:20:20,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:20:20,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395260530] [2022-11-21 16:20:20,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:20:20,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:20:20,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:20:20,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:20:20,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:20:20,657 INFO L87 Difference]: Start difference. First operand 3712 states and 5301 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 16:20:22,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:20:35,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:20:37,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:20:52,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:20:54,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:21:02,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:21:13,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:21:13,600 INFO L93 Difference]: Finished difference Result 12711 states and 18766 transitions. [2022-11-21 16:21:13,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:21:13,601 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 91 [2022-11-21 16:21:13,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:21:13,688 INFO L225 Difference]: With dead ends: 12711 [2022-11-21 16:21:13,688 INFO L226 Difference]: Without dead ends: 9002 [2022-11-21 16:21:13,723 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:21:13,725 INFO L413 NwaCegarLoop]: 6426 mSDtfsCounter, 8467 mSDsluCounter, 7199 mSDsCounter, 0 mSdLazyCounter, 5797 mSolverCounterSat, 2943 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9212 SdHoareTripleChecker+Valid, 13625 SdHoareTripleChecker+Invalid, 8745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2943 IncrementalHoareTripleChecker+Valid, 5797 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.7s IncrementalHoareTripleChecker+Time [2022-11-21 16:21:13,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9212 Valid, 13625 Invalid, 8745 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2943 Valid, 5797 Invalid, 5 Unknown, 0 Unchecked, 51.7s Time] [2022-11-21 16:21:13,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9002 states. [2022-11-21 16:21:14,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9002 to 7978. [2022-11-21 16:21:14,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7978 states, 5693 states have (on average 1.3388371684524856) internal successors, (7622), 5799 states have internal predecessors, (7622), 1893 states have call successors, (1893), 362 states have call predecessors, (1893), 391 states have return successors, (2116), 1903 states have call predecessors, (2116), 1891 states have call successors, (2116) [2022-11-21 16:21:14,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7978 states to 7978 states and 11631 transitions. [2022-11-21 16:21:14,216 INFO L78 Accepts]: Start accepts. Automaton has 7978 states and 11631 transitions. Word has length 91 [2022-11-21 16:21:14,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:21:14,219 INFO L495 AbstractCegarLoop]: Abstraction has 7978 states and 11631 transitions. [2022-11-21 16:21:14,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 16:21:14,220 INFO L276 IsEmpty]: Start isEmpty. Operand 7978 states and 11631 transitions. [2022-11-21 16:21:14,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-21 16:21:14,238 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:21:14,239 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:21:14,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 16:21:14,239 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:21:14,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:21:14,240 INFO L85 PathProgramCache]: Analyzing trace with hash 253045069, now seen corresponding path program 1 times [2022-11-21 16:21:14,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:21:14,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156536124] [2022-11-21 16:21:14,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:21:14,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:21:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:15,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-21 16:21:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:15,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:21:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:15,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:21:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:15,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:21:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:15,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-21 16:21:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:15,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:21:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:15,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-21 16:21:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:15,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:21:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-21 16:21:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:21:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:21:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-21 16:21:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-21 16:21:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-21 16:21:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:21:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-21 16:21:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:21:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:21:16,129 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:21:16,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:21:16,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156536124] [2022-11-21 16:21:16,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156536124] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:21:16,130 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:21:16,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:21:16,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645575438] [2022-11-21 16:21:16,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:21:16,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:21:16,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:21:16,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:21:16,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:21:16,133 INFO L87 Difference]: Start difference. First operand 7978 states and 11631 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-21 16:21:18,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:21:20,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:21:22,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:22:06,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:22:08,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:22:27,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:22:33,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:22:35,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:23:22,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:22,071 INFO L93 Difference]: Finished difference Result 25746 states and 38000 transitions. [2022-11-21 16:23:22,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 16:23:22,073 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 150 [2022-11-21 16:23:22,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:23:22,206 INFO L225 Difference]: With dead ends: 25746 [2022-11-21 16:23:22,206 INFO L226 Difference]: Without dead ends: 17768 [2022-11-21 16:23:22,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-21 16:23:22,264 INFO L413 NwaCegarLoop]: 682 mSDtfsCounter, 11113 mSDsluCounter, 1239 mSDsCounter, 0 mSdLazyCounter, 20721 mSolverCounterSat, 6364 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 117.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11825 SdHoareTripleChecker+Valid, 1921 SdHoareTripleChecker+Invalid, 27092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 6364 IncrementalHoareTripleChecker+Valid, 20721 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 123.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:23:22,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11825 Valid, 1921 Invalid, 27092 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [6364 Valid, 20721 Invalid, 7 Unknown, 0 Unchecked, 123.8s Time] [2022-11-21 16:23:22,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17768 states. [2022-11-21 16:23:23,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17768 to 15733. [2022-11-21 16:23:23,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15733 states, 11235 states have (on average 1.3399198931909213) internal successors, (15054), 11440 states have internal predecessors, (15054), 3722 states have call successors, (3722), 718 states have call predecessors, (3722), 775 states have return successors, (4170), 3743 states have call predecessors, (4170), 3720 states have call successors, (4170) [2022-11-21 16:23:23,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15733 states to 15733 states and 22946 transitions. [2022-11-21 16:23:23,525 INFO L78 Accepts]: Start accepts. Automaton has 15733 states and 22946 transitions. Word has length 150 [2022-11-21 16:23:23,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:23:23,527 INFO L495 AbstractCegarLoop]: Abstraction has 15733 states and 22946 transitions. [2022-11-21 16:23:23,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-21 16:23:23,527 INFO L276 IsEmpty]: Start isEmpty. Operand 15733 states and 22946 transitions. [2022-11-21 16:23:23,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-21 16:23:23,539 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:23:23,539 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:23,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 16:23:23,540 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:23:23,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:23,540 INFO L85 PathProgramCache]: Analyzing trace with hash -155725239, now seen corresponding path program 1 times [2022-11-21 16:23:23,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:23,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552623268] [2022-11-21 16:23:23,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:23,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-21 16:23:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:23:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:23:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:23:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-21 16:23:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:23:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-21 16:23:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:23:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-21 16:23:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-21 16:23:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-21 16:23:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:23:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:23:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 16:23:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 16:23:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-21 16:23:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:23:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-21 16:23:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:23:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-21 16:23:25,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:25,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552623268] [2022-11-21 16:23:25,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552623268] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:25,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:25,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:25,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474914368] [2022-11-21 16:23:25,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:25,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:23:25,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:25,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:23:25,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:23:25,472 INFO L87 Difference]: Start difference. First operand 15733 states and 22946 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-21 16:23:27,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []