./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 e04fb08f 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_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/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_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 11:21:49,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:21:49,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:21:49,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:21:49,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:21:49,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:21:50,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:21:50,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:21:50,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:21:50,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:21:50,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:21:50,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:21:50,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:21:50,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:21:50,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:21:50,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:21:50,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:21:50,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:21:50,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:21:50,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:21:50,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:21:50,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:21:50,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:21:50,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:21:50,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:21:50,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:21:50,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:21:50,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:21:50,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:21:50,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:21:50,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:21:50,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:21:50,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:21:50,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:21:50,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:21:50,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:21:50,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:21:50,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:21:50,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:21:50,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:21:50,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:21:50,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 11:21:50,124 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:21:50,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:21:50,125 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:21:50,125 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:21:50,126 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:21:50,126 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:21:50,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:21:50,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:21:50,128 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:21:50,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:21:50,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:21:50,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:21:50,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:21:50,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:21:50,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:21:50,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:21:50,131 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:21:50,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:21:50,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:21:50,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:21:50,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:21:50,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:21:50,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:21:50,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:21:50,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:21:50,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:21:50,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:21:50,134 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:21:50,135 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:21:50,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:21:50,135 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_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc81a0fdf5a8fc47bd520d0ffd4783aee7bab8a9ab782dc4fa625b3bc33bce33 [2022-11-16 11:21:50,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:21:50,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:21:50,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:21:50,553 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:21:50,555 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:21:50,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/../../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 [2022-11-16 11:21:50,661 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/data/5cd9e3270/ea878a87964f498c8066c7196d1528cc/FLAG06c60a5ba [2022-11-16 11:21:52,269 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:21:52,270 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/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 [2022-11-16 11:21:52,355 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/data/5cd9e3270/ea878a87964f498c8066c7196d1528cc/FLAG06c60a5ba [2022-11-16 11:21:52,699 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/data/5cd9e3270/ea878a87964f498c8066c7196d1528cc [2022-11-16 11:21:52,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:21:52,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:21:52,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:21:52,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:21:52,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:21:52,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:21:52" (1/1) ... [2022-11-16 11:21:52,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335d14b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:52, skipping insertion in model container [2022-11-16 11:21:52,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:21:52" (1/1) ... [2022-11-16 11:21:52,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:21:52,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:21:59,192 WARN L229 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_31a561f3-4290-4e2e-bfd6-663f512fcbcc/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] [2022-11-16 11:21:59,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:21:59,386 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:22:00,448 WARN L229 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_31a561f3-4290-4e2e-bfd6-663f512fcbcc/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] [2022-11-16 11:22:00,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:22:00,798 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:22:00,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00 WrapperNode [2022-11-16 11:22:00,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:22:00,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:22:00,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:22:00,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:22:00,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:01,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:01,722 INFO L138 Inliner]: procedures = 589, calls = 5730, calls flagged for inlining = 265, calls inlined = 231, statements flattened = 11588 [2022-11-16 11:22:01,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:22:01,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:22:01,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:22:01,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:22:01,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:01,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:01,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:01,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:02,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:02,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:02,447 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:02,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:02,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:22:02,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:22:02,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:22:02,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:22:02,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (1/1) ... [2022-11-16 11:22:02,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:22:02,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:02,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:02,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a561f3-4290-4e2e-bfd6-663f512fcbcc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:22:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 11:22:02,979 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 11:22:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_ae_csr [2022-11-16 11:22:02,980 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_ae_csr [2022-11-16 11:22:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-16 11:22:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-16 11:22:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-16 11:22:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 11:22:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 11:22:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure adf_error_detected [2022-11-16 11:22:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_error_detected [2022-11-16 11:22:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-16 11:22:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-16 11:22:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_section_add [2022-11-16 11:22:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_section_add [2022-11-16 11:22:02,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 11:22:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 11:22:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_tfm [2022-11-16 11:22:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_tfm [2022-11-16 11:22:02,985 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-16 11:22:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-16 11:22:02,986 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-16 11:22:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-16 11:22:02,986 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-16 11:22:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-16 11:22:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_disable_ctx [2022-11-16 11:22:02,987 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_disable_ctx [2022-11-16 11:22:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_get_reg_addr [2022-11-16 11:22:02,988 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_get_reg_addr [2022-11-16 11:22:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure __crypto_aead_cast [2022-11-16 11:22:02,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __crypto_aead_cast [2022-11-16 11:22:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-16 11:22:02,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-16 11:22:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 11:22:02,990 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 11:22:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_tfm [2022-11-16 11:22:02,990 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_tfm [2022-11-16 11:22:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_tfm_ctx [2022-11-16 11:22:02,991 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_tfm_ctx [2022-11-16 11:22:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_wakeup_event [2022-11-16 11:22:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_wakeup_event [2022-11-16 11:22:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_shutdown [2022-11-16 11:22:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_shutdown [2022-11-16 11:22:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_rel_reg [2022-11-16 11:22:02,993 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_rel_reg [2022-11-16 11:22:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-16 11:22:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-16 11:22:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-16 11:22:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_ae_csr [2022-11-16 11:22:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_ae_csr [2022-11-16 11:22:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-16 11:22:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-16 11:22:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_pci_to_accel_dev [2022-11-16 11:22:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_pci_to_accel_dev [2022-11-16 11:22:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cleanup_etr_data [2022-11-16 11:22:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cleanup_etr_data [2022-11-16 11:22:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_clr_reset [2022-11-16 11:22:02,998 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_clr_reset [2022-11-16 11:22:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:22:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_set_uword_ecc [2022-11-16 11:22:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_set_uword_ecc [2022-11-16 11:22:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-11-16 11:22:03,000 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-11-16 11:22:03,000 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-16 11:22:03,000 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-16 11:22:03,000 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-16 11:22:03,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-16 11:22:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-16 11:22:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-16 11:22:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-16 11:22:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-16 11:22:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_uwords [2022-11-16 11:22:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_uwords [2022-11-16 11:22:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 11:22:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 11:22:03,004 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_get_head [2022-11-16 11:22:03,004 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_get_head [2022-11-16 11:22:03,004 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-16 11:22:03,004 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-16 11:22:03,004 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_del_all [2022-11-16 11:22:03,005 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_del_all [2022-11-16 11:22:03,005 INFO L130 BoogieDeclarations]: Found specification of procedure aead_request_ctx [2022-11-16 11:22:03,005 INFO L138 BoogieDeclarations]: Found implementation of procedure aead_request_ctx [2022-11-16 11:22:03,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 11:22:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_init [2022-11-16 11:22:03,006 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_init [2022-11-16 11:22:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-16 11:22:03,006 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-16 11:22:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-16 11:22:03,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-16 11:22:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-16 11:22:03,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-16 11:22:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 11:22:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure adf_service_unregister [2022-11-16 11:22:03,009 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_service_unregister [2022-11-16 11:22:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2022-11-16 11:22:03,011 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2022-11-16 11:22:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 11:22:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-16 11:22:03,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-16 11:22:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_reqtfm [2022-11-16 11:22:03,013 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_reqtfm [2022-11-16 11:22:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 11:22:03,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 11:22:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_open [2022-11-16 11:22:03,014 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_open [2022-11-16 11:22:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_free_instances [2022-11-16 11:22:03,015 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_free_instances [2022-11-16 11:22:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_free_bufl [2022-11-16 11:22:03,015 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_free_bufl [2022-11-16 11:22:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2022-11-16 11:22:03,016 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2022-11-16 11:22:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-16 11:22:03,017 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-16 11:22:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-16 11:22:03,017 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-16 11:22:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2022-11-16 11:22:03,018 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2022-11-16 11:22:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-16 11:22:03,023 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-16 11:22:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_aead_init [2022-11-16 11:22:03,024 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_aead_init [2022-11-16 11:22:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_find_chunk [2022-11-16 11:22:03,025 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_find_chunk [2022-11-16 11:22:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-16 11:22:03,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-16 11:22:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 11:22:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_init_reg [2022-11-16 11:22:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_init_reg [2022-11-16 11:22:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_stop [2022-11-16 11:22:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_stop [2022-11-16 11:22:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-16 11:22:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-16 11:22:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-16 11:22:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-16 11:22:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-16 11:22:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-16 11:22:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_exec_micro_inst [2022-11-16 11:22:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_exec_micro_inst [2022-11-16 11:22:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:22:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure adf_exit_aer [2022-11-16 11:22:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_exit_aer [2022-11-16 11:22:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_get_uwords [2022-11-16 11:22:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_get_uwords [2022-11-16 11:22:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure adf_create_ring [2022-11-16 11:22:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_create_ring [2022-11-16 11:22:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:22:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cleanup_ring [2022-11-16 11:22:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cleanup_ring [2022-11-16 11:22:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure adf_modulo [2022-11-16 11:22:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_modulo [2022-11-16 11:22:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 11:22:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 11:22:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_create_batch_init_list [2022-11-16 11:22:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_create_batch_init_list [2022-11-16 11:22:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-16 11:22:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-16 11:22:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_convert_abs_to_rel [2022-11-16 11:22:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_convert_abs_to_rel [2022-11-16 11:22:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure adf_send_message [2022-11-16 11:22:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_send_message [2022-11-16 11:22:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_init_rd_xfer [2022-11-16 11:22:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_init_rd_xfer [2022-11-16 11:22:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure adf_chr_drv_destroy [2022-11-16 11:22:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_chr_drv_destroy [2022-11-16 11:22:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-11-16 11:22:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-11-16 11:22:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_sig_event [2022-11-16 11:22:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_sig_event [2022-11-16 11:22:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-16 11:22:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-16 11:22:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_stop [2022-11-16 11:22:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_stop [2022-11-16 11:22:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_event_handler [2022-11-16 11:22:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_event_handler [2022-11-16 11:22:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:22:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:22:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-16 11:22:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-16 11:22:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-16 11:22:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-16 11:22:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_parity_64bit [2022-11-16 11:22:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_parity_64bit [2022-11-16 11:22:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-16 11:22:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-16 11:22:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2022-11-16 11:22:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2022-11-16 11:22:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 11:22:03,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 11:22:03,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 11:22:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 11:22:03,049 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_init [2022-11-16 11:22:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_init [2022-11-16 11:22:03,050 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_add_key_value_param [2022-11-16 11:22:03,050 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_add_key_value_param [2022-11-16 11:22:03,050 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_indr_csr [2022-11-16 11:22:03,050 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_indr_csr [2022-11-16 11:22:03,050 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2022-11-16 11:22:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2022-11-16 11:22:03,051 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_put_instance [2022-11-16 11:22:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_put_instance [2022-11-16 11:22:03,051 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-16 11:22:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-16 11:22:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-11-16 11:22:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-11-16 11:22:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_rel_wr_xfer [2022-11-16 11:22:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_rel_wr_xfer [2022-11-16 11:22:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure adf_unreserve_ring [2022-11-16 11:22:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_unreserve_ring [2022-11-16 11:22:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-16 11:22:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-16 11:22:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2022-11-16 11:22:03,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2022-11-16 11:22:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 11:22:03,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 11:22:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2022-11-16 11:22:03,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2022-11-16 11:22:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ctl_ioctl [2022-11-16 11:22:03,069 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ctl_ioctl [2022-11-16 11:22:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_section_del_all [2022-11-16 11:22:03,069 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_section_del_all [2022-11-16 11:22:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_show [2022-11-16 11:22:03,070 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_show [2022-11-16 11:22:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_fetch_initmem_ae [2022-11-16 11:22:03,070 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_fetch_initmem_ae [2022-11-16 11:22:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_enable_ctx [2022-11-16 11:22:03,070 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_enable_ctx [2022-11-16 11:22:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-16 11:22:03,071 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-16 11:22:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 11:22:03,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 11:22:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_show [2022-11-16 11:22:03,072 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_show [2022-11-16 11:22:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-16 11:22:03,072 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-16 11:22:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 11:22:03,072 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 11:22:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_sec_find [2022-11-16 11:22:03,073 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_sec_find [2022-11-16 11:22:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_show [2022-11-16 11:22:03,073 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_show [2022-11-16 11:22:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_deinit [2022-11-16 11:22:03,073 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_deinit [2022-11-16 11:22:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-16 11:22:03,074 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-16 11:22:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_node [2022-11-16 11:22:03,081 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_node [2022-11-16 11:22:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ctl_alloc_resources [2022-11-16 11:22:03,081 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ctl_alloc_resources [2022-11-16 11:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-16 11:22:03,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-16 11:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-16 11:22:03,082 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-16 11:22:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 11:22:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_get_dev_by_id [2022-11-16 11:22:03,087 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_get_dev_by_id [2022-11-16 11:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-11-16 11:22:03,088 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-11-16 11:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_set_ae_lm_mode [2022-11-16 11:22:03,088 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_set_ae_lm_mode [2022-11-16 11:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_open [2022-11-16 11:22:03,089 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_open [2022-11-16 11:22:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ae_fw_release [2022-11-16 11:22:03,089 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ae_fw_release [2022-11-16 11:22:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-11-16 11:22:03,089 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-11-16 11:22:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ablkcipher_request_ctx [2022-11-16 11:22:03,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ablkcipher_request_ctx [2022-11-16 11:22:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 11:22:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_operations_3 [2022-11-16 11:22:03,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_operations_3 [2022-11-16 11:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure adf_init_etr_data [2022-11-16 11:22:03,091 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_init_etr_data [2022-11-16 11:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-16 11:22:03,091 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-16 11:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-16 11:22:03,092 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-16 11:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-16 11:22:03,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-16 11:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-16 11:22:03,092 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-16 11:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_restarted_notify [2022-11-16 11:22:03,093 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_restarted_notify [2022-11-16 11:22:03,093 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-16 11:22:03,093 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-16 11:22:03,093 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_shutdown [2022-11-16 11:22:03,093 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_shutdown [2022-11-16 11:22:03,094 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_open [2022-11-16 11:22:03,094 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_open [2022-11-16 11:22:03,094 INFO L130 BoogieDeclarations]: Found specification of procedure adf_remove_ring [2022-11-16 11:22:03,094 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_remove_ring [2022-11-16 11:22:03,094 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-16 11:22:03,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-16 11:22:03,095 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-16 11:22:03,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-16 11:22:03,095 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_reqtfm [2022-11-16 11:22:03,095 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_reqtfm [2022-11-16 11:22:03,095 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_sgl_to_bufl [2022-11-16 11:22:03,096 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_sgl_to_bufl [2022-11-16 11:22:03,096 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_create_instances [2022-11-16 11:22:03,096 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_create_instances [2022-11-16 11:22:03,096 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-16 11:22:03,096 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-16 11:22:03,096 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 11:22:03,097 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 11:22:03,097 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_get_param_value [2022-11-16 11:22:03,097 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_get_param_value [2022-11-16 11:22:03,097 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-16 11:22:03,097 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-16 11:22:03,098 INFO L130 BoogieDeclarations]: Found specification of procedure adf_resume [2022-11-16 11:22:03,098 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_resume [2022-11-16 11:22:03,098 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-11-16 11:22:03,098 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-11-16 11:22:03,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 11:22:03,098 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2022-11-16 11:22:03,099 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2022-11-16 11:22:03,099 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_indr_csr [2022-11-16 11:22:03,099 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_indr_csr [2022-11-16 11:22:03,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 11:22:03,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 11:22:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_stop [2022-11-16 11:22:03,100 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_stop [2022-11-16 11:22:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2022-11-16 11:22:03,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2022-11-16 11:22:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure adf_get_cfg_int [2022-11-16 11:22:03,100 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_get_cfg_int [2022-11-16 11:22:03,101 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_stop [2022-11-16 11:22:03,101 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_stop [2022-11-16 11:22:03,101 INFO L130 BoogieDeclarations]: Found specification of procedure adf_device_reset_worker [2022-11-16 11:22:03,101 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_device_reset_worker [2022-11-16 11:22:03,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-16 11:22:03,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-16 11:22:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-16 11:22:03,102 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-16 11:22:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_restarting_notify [2022-11-16 11:22:03,102 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_restarting_notify [2022-11-16 11:22:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_started [2022-11-16 11:22:03,103 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_started [2022-11-16 11:22:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure sg_nents [2022-11-16 11:22:03,103 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_nents [2022-11-16 11:22:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_aead_enc_internal [2022-11-16 11:22:03,103 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_aead_enc_internal [2022-11-16 11:22:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-16 11:22:03,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-16 11:22:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-16 11:22:03,104 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-16 11:22:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure adf_slot_reset [2022-11-16 11:22:03,105 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_slot_reset [2022-11-16 11:22:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_cleanup_batch_init_list [2022-11-16 11:22:03,105 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_cleanup_batch_init_list [2022-11-16 11:22:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2022-11-16 11:22:03,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2022-11-16 11:22:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wait_cycles [2022-11-16 11:22:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wait_cycles [2022-11-16 11:22:03,106 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-16 11:22:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-16 11:22:03,106 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-11-16 11:22:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-11-16 11:22:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2022-11-16 11:22:03,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2022-11-16 11:22:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2022-11-16 11:22:03,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2022-11-16 11:22:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure qat_algs_exit [2022-11-16 11:22:03,108 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_algs_exit [2022-11-16 11:22:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_crt [2022-11-16 11:22:03,108 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_crt [2022-11-16 11:22:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 11:22:03,108 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 11:22:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure adf_service_register [2022-11-16 11:22:03,109 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_service_register [2022-11-16 11:22:03,109 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-16 11:22:03,109 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-16 11:22:03,109 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_start [2022-11-16 11:22:03,109 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_start [2022-11-16 11:22:03,110 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt [2022-11-16 11:22:03,110 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt [2022-11-16 11:22:03,110 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_tfm [2022-11-16 11:22:03,110 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_tfm [2022-11-16 11:22:03,110 INFO L130 BoogieDeclarations]: Found specification of procedure adf_verify_ring_size [2022-11-16 11:22:03,110 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_verify_ring_size [2022-11-16 11:22:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 11:22:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_rel_reg [2022-11-16 11:22:03,112 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_rel_reg [2022-11-16 11:22:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-16 11:22:03,113 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2022-11-16 11:22:03,113 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2022-11-16 11:22:05,326 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:22:05,331 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:22:05,552 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 11:34:46,767 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:34:46,813 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:34:46,814 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 11:34:46,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:34:46 BoogieIcfgContainer [2022-11-16 11:34:46,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:34:46,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:34:46,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:34:46,836 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:34:46,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:21:52" (1/3) ... [2022-11-16 11:34:46,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69504431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:34:46, skipping insertion in model container [2022-11-16 11:34:46,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:00" (2/3) ... [2022-11-16 11:34:46,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69504431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:34:46, skipping insertion in model container [2022-11-16 11:34:46,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:34:46" (3/3) ... [2022-11-16 11:34:46,849 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 [2022-11-16 11:34:46,872 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:34:46,872 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 11:34:47,025 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 11:34:47,037 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;@78e2c2f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 11:34:47,037 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 11:34:47,055 INFO L276 IsEmpty]: Start isEmpty. Operand has 3753 states, 2662 states have (on average 1.3501126972201352) internal successors, (3594), 2718 states have internal predecessors, (3594), 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) [2022-11-16 11:34:47,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-16 11:34:47,084 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:34:47,085 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] [2022-11-16 11:34:47,085 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:34:47,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:34:47,091 INFO L85 PathProgramCache]: Analyzing trace with hash 118163587, now seen corresponding path program 1 times [2022-11-16 11:34:47,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:34:47,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660464853] [2022-11-16 11:34:47,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:34:47,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:34:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 11:34:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:34:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 11:34:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:34:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 11:34:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:34:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 11:34:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:34:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-16 11:34:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-16 11:34:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:50,401 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-16 11:34:50,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:34:50,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660464853] [2022-11-16 11:34:50,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660464853] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:34:50,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:34:50,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 11:34:50,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40067932] [2022-11-16 11:34:50,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:34:50,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 11:34:50,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:34:50,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 11:34:50,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:34:50,484 INFO L87 Difference]: Start difference. First operand has 3753 states, 2662 states have (on average 1.3501126972201352) internal successors, (3594), 2718 states have internal predecessors, (3594), 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) [2022-11-16 11:34:52,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:12,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:14,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:21,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:23,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:34,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:35:34,614 INFO L93 Difference]: Finished difference Result 8626 states and 12945 transitions. [2022-11-16 11:35:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:35:34,617 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 [2022-11-16 11:35:34,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:35:34,682 INFO L225 Difference]: With dead ends: 8626 [2022-11-16 11:35:34,682 INFO L226 Difference]: Without dead ends: 4852 [2022-11-16 11:35:34,723 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 [2022-11-16 11:35:34,726 INFO L413 NwaCegarLoop]: 4705 mSDtfsCounter, 2756 mSDsluCounter, 10122 mSDsCounter, 0 mSdLazyCounter, 6292 mSolverCounterSat, 1242 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3064 SdHoareTripleChecker+Valid, 14827 SdHoareTripleChecker+Invalid, 7539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1242 IncrementalHoareTripleChecker+Valid, 6292 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.1s IncrementalHoareTripleChecker+Time [2022-11-16 11:35:34,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3064 Valid, 14827 Invalid, 7539 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1242 Valid, 6292 Invalid, 5 Unknown, 0 Unchecked, 43.1s Time] [2022-11-16 11:35:34,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4852 states. [2022-11-16 11:35:35,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4852 to 3732. [2022-11-16 11:35:35,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3732 states, 2653 states have (on average 1.3399924613644931) internal successors, (3555), 2696 states have internal predecessors, (3555), 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) [2022-11-16 11:35:35,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 3732 states and 5345 transitions. [2022-11-16 11:35:35,059 INFO L78 Accepts]: Start accepts. Automaton has 3732 states and 5345 transitions. Word has length 82 [2022-11-16 11:35:35,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:35:35,060 INFO L495 AbstractCegarLoop]: Abstraction has 3732 states and 5345 transitions. [2022-11-16 11:35:35,060 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) [2022-11-16 11:35:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 5345 transitions. [2022-11-16 11:35:35,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-16 11:35:35,067 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:35:35,068 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] [2022-11-16 11:35:35,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 11:35:35,068 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:35:35,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:35:35,069 INFO L85 PathProgramCache]: Analyzing trace with hash 742309697, now seen corresponding path program 1 times [2022-11-16 11:35:35,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:35:35,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456863407] [2022-11-16 11:35:35,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:35:35,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:35:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 11:35:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:35:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 11:35:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:35:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 11:35:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:35:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 11:35:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:35:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-16 11:35:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-16 11:35:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 11:35:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-16 11:35:36,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:35:36,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456863407] [2022-11-16 11:35:36,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456863407] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:35:36,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:35:36,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 11:35:36,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652048931] [2022-11-16 11:35:36,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:35:36,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:35:36,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:35:36,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:35:36,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:35:36,729 INFO L87 Difference]: Start difference. First operand 3732 states and 5345 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) [2022-11-16 11:35:38,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:51,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:53,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:59,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:36:09,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:36:11,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:36:27,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:36:27,528 INFO L93 Difference]: Finished difference Result 12765 states and 18886 transitions. [2022-11-16 11:36:27,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:36:27,529 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 [2022-11-16 11:36:27,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:36:27,598 INFO L225 Difference]: With dead ends: 12765 [2022-11-16 11:36:27,598 INFO L226 Difference]: Without dead ends: 9036 [2022-11-16 11:36:27,630 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 [2022-11-16 11:36:27,631 INFO L413 NwaCegarLoop]: 6378 mSDtfsCounter, 8601 mSDsluCounter, 7141 mSDsCounter, 0 mSdLazyCounter, 5981 mSolverCounterSat, 2957 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9341 SdHoareTripleChecker+Valid, 13519 SdHoareTripleChecker+Invalid, 8943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2957 IncrementalHoareTripleChecker+Valid, 5981 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.5s IncrementalHoareTripleChecker+Time [2022-11-16 11:36:27,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9341 Valid, 13519 Invalid, 8943 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2957 Valid, 5981 Invalid, 5 Unknown, 0 Unchecked, 49.5s Time] [2022-11-16 11:36:27,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9036 states. [2022-11-16 11:36:28,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9036 to 8018. [2022-11-16 11:36:28,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8018 states, 5733 states have (on average 1.3448456305599163) internal successors, (7710), 5839 states have internal predecessors, (7710), 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) [2022-11-16 11:36:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8018 states to 8018 states and 11719 transitions. [2022-11-16 11:36:28,096 INFO L78 Accepts]: Start accepts. Automaton has 8018 states and 11719 transitions. Word has length 91 [2022-11-16 11:36:28,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:36:28,099 INFO L495 AbstractCegarLoop]: Abstraction has 8018 states and 11719 transitions. [2022-11-16 11:36:28,100 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) [2022-11-16 11:36:28,100 INFO L276 IsEmpty]: Start isEmpty. Operand 8018 states and 11719 transitions. [2022-11-16 11:36:28,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-16 11:36:28,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:36:28,117 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] [2022-11-16 11:36:28,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 11:36:28,117 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:36:28,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:36:28,118 INFO L85 PathProgramCache]: Analyzing trace with hash 137469368, now seen corresponding path program 1 times [2022-11-16 11:36:28,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:36:28,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897900411] [2022-11-16 11:36:28,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:36:28,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:36:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 11:36:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:36:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 11:36:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:36:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 11:36:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:36:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 11:36:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:36:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-16 11:36:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:36:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 11:36:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:36:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-16 11:36:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-16 11:36:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:36:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-16 11:36:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:36:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:36:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-16 11:36:29,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:36:29,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897900411] [2022-11-16 11:36:29,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897900411] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:36:29,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:36:29,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 11:36:29,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796826767] [2022-11-16 11:36:29,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:36:29,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 11:36:29,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:36:29,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 11:36:29,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:36:29,794 INFO L87 Difference]: Start difference. First operand 8018 states and 11719 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) [2022-11-16 11:36:31,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []