./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ --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 1742c34f7a214b263d92b02d9484c07ad1ab106a7adf554dae38d13e5f5f8336 --- 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-dbf71c6-m [2022-10-17 10:09:49,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:09:49,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:09:49,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:09:49,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:09:49,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:09:49,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:09:49,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:09:49,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:09:49,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:09:49,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:09:49,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:09:49,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:09:49,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:09:49,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:09:49,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:09:49,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:09:49,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:09:49,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:09:49,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:09:49,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:09:49,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:09:49,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:09:49,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:09:49,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:09:49,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:09:49,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:09:49,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:09:49,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:09:49,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:09:49,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:09:49,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:09:49,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:09:49,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:09:49,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:09:49,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:09:49,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:09:49,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:09:49,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:09:49,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:09:49,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:09:49,875 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:09:49,918 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:09:49,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:09:49,920 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:09:49,920 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:09:49,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:09:49,921 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:09:49,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:09:49,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:09:49,922 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:09:49,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:09:49,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:09:49,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:09:49,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:09:49,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:09:49,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:09:49,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:09:49,934 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:09:49,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:09:49,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:09:49,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:09:49,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:09:49,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:09:49,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:09:49,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:09:49,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:09:49,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:09:49,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:09:49,938 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:09:49,939 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:09:49,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:09:49,939 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_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1742c34f7a214b263d92b02d9484c07ad1ab106a7adf554dae38d13e5f5f8336 [2022-10-17 10:09:50,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:09:50,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:09:50,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:09:50,253 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:09:50,253 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:09:50,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2022-10-17 10:09:50,317 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/data/ffb3928a4/629696e5f9dd4c7980f080f9cf136463/FLAG5c8ebdad8 [2022-10-17 10:09:51,349 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:09:51,350 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2022-10-17 10:09:51,410 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/data/ffb3928a4/629696e5f9dd4c7980f080f9cf136463/FLAG5c8ebdad8 [2022-10-17 10:09:51,631 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/data/ffb3928a4/629696e5f9dd4c7980f080f9cf136463 [2022-10-17 10:09:51,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:09:51,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:09:51,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:09:51,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:09:51,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:09:51,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:09:51" (1/1) ... [2022-10-17 10:09:51,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7efa4c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:51, skipping insertion in model container [2022-10-17 10:09:51,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:09:51" (1/1) ... [2022-10-17 10:09:51,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:09:51,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:09:55,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i[374730,374743] [2022-10-17 10:09:55,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:09:55,751 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:09:56,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i[374730,374743] [2022-10-17 10:09:56,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:09:56,615 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:09:56,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56 WrapperNode [2022-10-17 10:09:56,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:09:56,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:09:56,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:09:56,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:09:56,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:56,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,185 INFO L138 Inliner]: procedures = 598, calls = 3919, calls flagged for inlining = 265, calls inlined = 256, statements flattened = 9657 [2022-10-17 10:09:57,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:09:57,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:09:57,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:09:57,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:09:57,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,727 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:09:57,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:09:57,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:09:57,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:09:57,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (1/1) ... [2022-10-17 10:09:57,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:09:57,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:09:58,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:09:58,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db64ebc5-730c-4669-adad-a67cd4605b84/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:09:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure resize_cache_dev [2022-10-17 10:09:58,065 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_cache_dev [2022-10-17 10:09:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2022-10-17 10:09:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2022-10-17 10:09:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-17 10:09:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-17 10:09:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2022-10-17 10:09:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2022-10-17 10:09:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2022-10-17 10:09:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2022-10-17 10:09:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_sm_root [2022-10-17 10:09:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_sm_root [2022-10-17 10:09:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure bio_writes_complete_block [2022-10-17 10:09:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_writes_complete_block [2022-10-17 10:09:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-10-17 10:09:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2022-10-17 10:09:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2022-10-17 10:09:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2022-10-17 10:09:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2022-10-17 10:09:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure cache_map [2022-10-17 10:09:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_map [2022-10-17 10:09:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:09:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:09:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure process_migrations [2022-10-17 10:09:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure process_migrations [2022-10-17 10:09:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_origin_clear_discard [2022-10-17 10:09:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_origin_clear_discard [2022-10-17 10:09:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2022-10-17 10:09:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2022-10-17 10:09:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-10-17 10:09:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-10-17 10:09:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure put_policy [2022-10-17 10:09:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure put_policy [2022-10-17 10:09:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 10:09:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 10:09:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_tick_bio_needed [2022-10-17 10:09:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_tick_bio_needed [2022-10-17 10:09:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:09:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:09:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure update_flags [2022-10-17 10:09:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure update_flags [2022-10-17 10:09:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure calc_discard_block_range [2022-10-17 10:09:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_discard_block_range [2022-10-17 10:09:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-10-17 10:09:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-10-17 10:09:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release_no_holder [2022-10-17 10:09:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure free_bitset [2022-10-17 10:09:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure free_bitset [2022-10-17 10:09:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure commit_if_needed [2022-10-17 10:09:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_if_needed [2022-10-17 10:09:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-10-17 10:09:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-10-17 10:09:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-17 10:09:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-10-17 10:09:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data [2022-10-17 10:09:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data [2022-10-17 10:09:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_then_cache [2022-10-17 10:09:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_then_cache [2022-10-17 10:09:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:09:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:09:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_remove_mapping [2022-10-17 10:09:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_remove_mapping [2022-10-17 10:09:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure dblock_to_oblock [2022-10-17 10:09:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dblock_to_oblock [2022-10-17 10:09:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 10:09:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 10:09:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin [2022-10-17 10:09:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin [2022-10-17 10:09:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bitset [2022-10-17 10:09:58,078 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bitset [2022-10-17 10:09:58,078 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain_range [2022-10-17 10:09:58,078 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain_range [2022-10-17 10:09:58,078 INFO L130 BoogieDeclarations]: Found specification of procedure from_cblock [2022-10-17 10:09:58,078 INFO L138 BoogieDeclarations]: Found implementation of procedure from_cblock [2022-10-17 10:09:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure writethrough_mode [2022-10-17 10:09:58,079 INFO L138 BoogieDeclarations]: Found implementation of procedure writethrough_mode [2022-10-17 10:09:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure write_dirty_bitset [2022-10-17 10:09:58,079 INFO L138 BoogieDeclarations]: Found implementation of procedure write_dirty_bitset [2022-10-17 10:09:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 10:09:58,079 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 10:09:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure writeback_mode [2022-10-17 10:09:58,080 INFO L138 BoogieDeclarations]: Found implementation of procedure writeback_mode [2022-10-17 10:09:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure cache_postsuspend [2022-10-17 10:09:58,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_postsuspend [2022-10-17 10:09:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_migration [2022-10-17 10:09:58,080 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_migration [2022-10-17 10:09:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure issue_copy_or_discard [2022-10-17 10:09:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_copy_or_discard [2022-10-17 10:09:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure cache_dtr [2022-10-17 10:09:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_dtr [2022-10-17 10:09:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-10-17 10:09:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-10-17 10:09:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-10-17 10:09:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_prison_cell [2022-10-17 10:09:58,082 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_prison_cell [2022-10-17 10:09:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_version [2022-10-17 10:09:58,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_version [2022-10-17 10:09:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:09:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:09:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:09:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:09:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2022-10-17 10:09:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2022-10-17 10:09:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:09:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data_size [2022-10-17 10:09:58,084 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data_size [2022-10-17 10:09:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_resize [2022-10-17 10:09:58,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_resize [2022-10-17 10:09:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 10:09:58,085 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 10:09:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_request [2022-10-17 10:09:58,085 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_request [2022-10-17 10:09:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure pack_value [2022-10-17 10:09:58,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pack_value [2022-10-17 10:09:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-17 10:09:58,086 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-10-17 10:09:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2022-10-17 10:09:58,086 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2022-10-17 10:09:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:09:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure clear_discard [2022-10-17 10:09:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_discard [2022-10-17 10:09:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_cell [2022-10-17 10:09:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_cell [2022-10-17 10:09:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 10:09:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 10:09:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_flush_bios [2022-10-17 10:09:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_flush_bios [2022-10-17 10:09:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer [2022-10-17 10:09:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer [2022-10-17 10:09:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:09:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2022-10-17 10:09:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2022-10-17 10:09:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2022-10-17 10:09:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2022-10-17 10:09:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_destroy [2022-10-17 10:09:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_destroy [2022-10-17 10:09:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure cache_device_name [2022-10-17 10:09:58,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_device_name [2022-10-17 10:09:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:09:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure get_policy_once [2022-10-17 10:09:58,090 INFO L138 BoogieDeclarations]: Found implementation of procedure get_policy_once [2022-10-17 10:09:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2022-10-17 10:09:58,090 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2022-10-17 10:09:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:09:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:09:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure inc_and_issue [2022-10-17 10:09:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_and_issue [2022-10-17 10:09:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure write_discard_bitset [2022-10-17 10:09:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure write_discard_bitset [2022-10-17 10:09:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 10:09:58,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 10:09:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure sync_metadata [2022-10-17 10:09:58,092 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_metadata [2022-10-17 10:09:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-10-17 10:09:58,092 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-10-17 10:09:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_range [2022-10-17 10:09:58,093 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_range [2022-10-17 10:09:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure policy_unchanged [2022-10-17 10:09:58,093 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_unchanged [2022-10-17 10:09:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-10-17 10:09:58,093 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-10-17 10:09:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure set_config_value [2022-10-17 10:09:58,094 INFO L138 BoogieDeclarations]: Found implementation of procedure set_config_value [2022-10-17 10:09:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure stop_worker [2022-10-17 10:09:58,094 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_worker [2022-10-17 10:09:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:09:58,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:09:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure policy_force_mapping [2022-10-17 10:09:58,095 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_force_mapping [2022-10-17 10:09:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_clear_discard [2022-10-17 10:09:58,095 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_clear_discard [2022-10-17 10:09:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure __save_sm_root [2022-10-17 10:09:58,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __save_sm_root [2022-10-17 10:09:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:09:58,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-10-17 10:09:58,096 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-10-17 10:09:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-10-17 10:09:58,096 INFO L130 BoogieDeclarations]: Found specification of procedure blocks_are_unmapped_or_clean [2022-10-17 10:09:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure blocks_are_unmapped_or_clean [2022-10-17 10:09:58,096 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-17 10:09:58,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-17 10:09:58,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:09:58,097 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2022-10-17 10:09:58,097 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2022-10-17 10:09:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-10-17 10:09:58,098 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-10-17 10:09:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2022-10-17 10:09:58,098 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2022-10-17 10:09:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:09:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:09:58,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:09:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure write_hints [2022-10-17 10:09:58,099 INFO L138 BoogieDeclarations]: Found implementation of procedure write_hints [2022-10-17 10:09:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-10-17 10:09:58,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-10-17 10:09:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure __find_policy [2022-10-17 10:09:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_policy [2022-10-17 10:09:58,100 INFO L130 BoogieDeclarations]: Found specification of procedure policy_tick [2022-10-17 10:09:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_tick [2022-10-17 10:09:58,100 INFO L130 BoogieDeclarations]: Found specification of procedure cache_resume [2022-10-17 10:09:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_resume [2022-10-17 10:09:58,100 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-10-17 10:09:58,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-10-17 10:09:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_close [2022-10-17 10:09:58,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_close [2022-10-17 10:09:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_hint_size [2022-10-17 10:09:58,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_hint_size [2022-10-17 10:09:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-10-17 10:09:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-10-17 10:09:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2022-10-17 10:09:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2022-10-17 10:09:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure free_migration [2022-10-17 10:09:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure free_migration [2022-10-17 10:09:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-17 10:09:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-10-17 10:09:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure passthrough_mode [2022-10-17 10:09:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure passthrough_mode [2022-10-17 10:09:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure get_cache_mode [2022-10-17 10:09:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cache_mode [2022-10-17 10:09:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure to_cblock [2022-10-17 10:09:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure to_cblock [2022-10-17 10:09:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure cache_iterate_devices [2022-10-17 10:09:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_iterate_devices [2022-10-17 10:09:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure to_oblock [2022-10-17 10:09:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure to_oblock [2022-10-17 10:09:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-10-17 10:09:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-10-17 10:09:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure block_div [2022-10-17 10:09:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure block_div [2022-10-17 10:09:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-17 10:09:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-10-17 10:09:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 10:09:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 10:09:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure oblocks_per_dblock [2022-10-17 10:09:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure oblocks_per_dblock [2022-10-17 10:09:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure policy_set_dirty [2022-10-17 10:09:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_set_dirty [2022-10-17 10:09:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_size [2022-10-17 10:09:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_size [2022-10-17 10:09:58,107 INFO L130 BoogieDeclarations]: Found specification of procedure cache_message [2022-10-17 10:09:58,107 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_message [2022-10-17 10:09:58,107 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-17 10:09:58,107 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-17 10:09:58,107 INFO L130 BoogieDeclarations]: Found specification of procedure inc_ds [2022-10-17 10:09:58,107 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_ds [2022-10-17 10:09:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:09:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:09:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure inc_hit_counter [2022-10-17 10:09:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_hit_counter [2022-10-17 10:09:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 10:09:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 10:09:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_visit_release [2022-10-17 10:09:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_visit_release [2022-10-17 10:09:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2022-10-17 10:09:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2022-10-17 10:09:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2022-10-17 10:09:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2022-10-17 10:09:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure cache_io_hints [2022-10-17 10:09:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_io_hints [2022-10-17 10:09:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure cache_end_io [2022-10-17 10:09:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_end_io [2022-10-17 10:09:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_begin [2022-10-17 10:09:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_begin [2022-10-17 10:09:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:09:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:09:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:09:58,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:09:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_abort [2022-10-17 10:09:58,111 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_abort [2022-10-17 10:09:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure read_superblock_fields [2022-10-17 10:09:58,112 INFO L138 BoogieDeclarations]: Found implementation of procedure read_superblock_fields [2022-10-17 10:09:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2022-10-17 10:09:58,112 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2022-10-17 10:09:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure inc_miss_counter [2022-10-17 10:09:58,112 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_miss_counter [2022-10-17 10:09:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure migration_failure [2022-10-17 10:09:58,113 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_failure [2022-10-17 10:09:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure dm_hook_bio [2022-10-17 10:09:58,113 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_hook_bio [2022-10-17 10:09:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_set_value [2022-10-17 10:09:58,113 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_set_value [2022-10-17 10:09:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_migration [2022-10-17 10:09:58,114 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_migration [2022-10-17 10:09:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2022-10-17 10:09:58,114 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2022-10-17 10:09:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2022-10-17 10:09:58,114 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2022-10-17 10:09:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure is_discarded_oblock [2022-10-17 10:09:58,115 INFO L138 BoogieDeclarations]: Found implementation of procedure is_discarded_oblock [2022-10-17 10:09:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bitset [2022-10-17 10:09:58,115 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bitset [2022-10-17 10:09:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:09:58,115 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:09:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_mapping_info [2022-10-17 10:09:58,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_mapping_info [2022-10-17 10:09:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:09:58,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:09:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-10-17 10:09:58,116 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-10-17 10:09:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure bitset_size_in_bytes [2022-10-17 10:09:58,116 INFO L138 BoogieDeclarations]: Found implementation of procedure bitset_size_in_bytes [2022-10-17 10:09:58,117 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 10:09:58,117 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 10:09:58,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:09:58,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:09:58,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_is_read_only [2022-10-17 10:09:58,117 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_is_read_only [2022-10-17 10:09:58,118 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:09:58,118 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:09:58,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2022-10-17 10:09:58,118 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2022-10-17 10:09:58,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_read_arg_group [2022-10-17 10:09:58,118 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_read_arg_group [2022-10-17 10:09:58,119 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dirty [2022-10-17 10:09:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dirty [2022-10-17 10:09:58,119 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2022-10-17 10:09:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2022-10-17 10:09:58,119 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-10-17 10:09:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-10-17 10:09:58,120 INFO L130 BoogieDeclarations]: Found specification of procedure quiesce_migration [2022-10-17 10:09:58,120 INFO L138 BoogieDeclarations]: Found implementation of procedure quiesce_migration [2022-10-17 10:09:58,120 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2022-10-17 10:09:58,120 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2022-10-17 10:09:58,120 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_opt [2022-10-17 10:09:58,120 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_opt [2022-10-17 10:09:58,120 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2022-10-17 10:09:58,121 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2022-10-17 10:09:58,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:09:58,121 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 10:09:58,121 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 10:09:58,121 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-10-17 10:09:58,121 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-10-17 10:09:58,122 INFO L130 BoogieDeclarations]: Found specification of procedure free_prison_cell [2022-10-17 10:09:58,122 INFO L138 BoogieDeclarations]: Found implementation of procedure free_prison_cell [2022-10-17 10:09:58,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:09:58,122 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2022-10-17 10:09:58,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2022-10-17 10:09:58,122 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-10-17 10:09:58,123 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-10-17 10:09:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_32 [2022-10-17 10:09:58,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_32 [2022-10-17 10:09:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-17 10:09:58,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-17 10:09:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure discard_or_flush [2022-10-17 10:09:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure discard_or_flush [2022-10-17 10:09:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_data_structs [2022-10-17 10:09:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_data_structs [2022-10-17 10:09:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-10-17 10:09:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-10-17 10:09:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_value [2022-10-17 10:09:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_value [2022-10-17 10:09:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2022-10-17 10:09:58,125 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2022-10-17 10:09:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_read_lock [2022-10-17 10:09:58,125 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_read_lock [2022-10-17 10:09:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:09:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2022-10-17 10:09:58,126 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2022-10-17 10:09:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_31 [2022-10-17 10:09:58,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_31 [2022-10-17 10:09:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure from_dblock [2022-10-17 10:09:58,126 INFO L138 BoogieDeclarations]: Found implementation of procedure from_dblock [2022-10-17 10:09:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 10:09:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 10:09:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-10-17 10:09:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-10-17 10:09:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure cache_bvec_merge [2022-10-17 10:09:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_bvec_merge [2022-10-17 10:09:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 10:09:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 10:09:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-17 10:09:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-10-17 10:09:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure is_dirty [2022-10-17 10:09:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure is_dirty [2022-10-17 10:09:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2022-10-17 10:09:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2022-10-17 10:09:58,129 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2022-10-17 10:09:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2022-10-17 10:09:58,129 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-10-17 10:09:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-10-17 10:09:58,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 10:09:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 10:09:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_get_value [2022-10-17 10:09:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_get_value [2022-10-17 10:09:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_empty [2022-10-17 10:09:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_empty [2022-10-17 10:09:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure set_dirty [2022-10-17 10:09:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dirty [2022-10-17 10:09:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2022-10-17 10:09:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2022-10-17 10:09:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_walk [2022-10-17 10:09:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_walk [2022-10-17 10:09:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-17 10:09:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-17 10:09:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_cache [2022-10-17 10:09:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_cache [2022-10-17 10:09:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure oblock_to_dblock [2022-10-17 10:09:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure oblock_to_dblock [2022-10-17 10:09:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-10-17 10:09:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-10-17 10:09:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2022-10-17 10:09:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2022-10-17 10:09:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_free_structs [2022-10-17 10:09:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_free_structs [2022-10-17 10:09:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure dm_disk_bitset_init [2022-10-17 10:09:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_disk_bitset_init [2022-10-17 10:09:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard [2022-10-17 10:09:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard [2022-10-17 10:09:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2022-10-17 10:09:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2022-10-17 10:09:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure destroy [2022-10-17 10:09:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy [2022-10-17 10:09:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2022-10-17 10:09:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2022-10-17 10:09:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 10:09:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 10:09:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release [2022-10-17 10:09:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure is_quiescing [2022-10-17 10:09:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quiescing [2022-10-17 10:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:09:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2022-10-17 10:09:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2022-10-17 10:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_mode [2022-10-17 10:09:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_mode [2022-10-17 10:09:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_info_init [2022-10-17 10:09:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_info_init [2022-10-17 10:09:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:09:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:09:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure from_oblock [2022-10-17 10:09:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure from_oblock [2022-10-17 10:09:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:09:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:09:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2022-10-17 10:09:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2022-10-17 10:09:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_copy [2022-10-17 10:09:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_copy [2022-10-17 10:09:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-17 10:09:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-17 10:09:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_name [2022-10-17 10:09:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_name [2022-10-17 10:09:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure spare_migration_bandwidth [2022-10-17 10:09:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure spare_migration_bandwidth [2022-10-17 10:09:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2022-10-17 10:09:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2022-10-17 10:09:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_cache_dirty [2022-10-17 10:09:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_cache_dirty [2022-10-17 10:09:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_put_cell [2022-10-17 10:09:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_put_cell [2022-10-17 10:09:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-10-17 10:09:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-10-17 10:09:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure defer_bio [2022-10-17 10:09:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure defer_bio [2022-10-17 10:09:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2022-10-17 10:09:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2022-10-17 10:09:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 10:09:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 10:09:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure dm_shift_arg [2022-10-17 10:09:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_shift_arg [2022-10-17 10:09:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_requests [2022-10-17 10:09:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_requests [2022-10-17 10:09:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-17 10:09:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-17 10:09:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2022-10-17 10:09:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2022-10-17 10:09:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure policy_remove_mapping [2022-10-17 10:09:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_remove_mapping [2022-10-17 10:09:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure to_dblock [2022-10-17 10:09:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure to_dblock [2022-10-17 10:09:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-10-17 10:09:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-10-17 10:09:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2022-10-17 10:09:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2022-10-17 10:09:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2022-10-17 10:09:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2022-10-17 10:09:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure at_least_one_arg [2022-10-17 10:09:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure at_least_one_arg [2022-10-17 10:09:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure __queue_quiesced_migration [2022-10-17 10:09:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __queue_quiesced_migration [2022-10-17 10:09:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure inc_io_migrations [2022-10-17 10:09:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_io_migrations [2022-10-17 10:09:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2022-10-17 10:09:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure policy_map [2022-10-17 10:09:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_map [2022-10-17 10:09:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2022-10-17 10:09:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2022-10-17 10:09:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2022-10-17 10:09:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2022-10-17 10:09:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure complete_migration [2022-10-17 10:09:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_migration [2022-10-17 10:09:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 10:09:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 10:09:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:09:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:09:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2022-10-17 10:09:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2022-10-17 10:09:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure lookup [2022-10-17 10:09:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup [2022-10-17 10:09:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_request [2022-10-17 10:09:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_request [2022-10-17 10:09:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure migration_success_pre_commit [2022-10-17 10:09:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_success_pre_commit [2022-10-17 10:09:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:09:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure cache_status [2022-10-17 10:09:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_status [2022-10-17 10:09:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2022-10-17 10:09:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2022-10-17 10:09:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2022-10-17 10:09:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2022-10-17 10:09:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-17 10:09:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2022-10-17 10:09:58,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2022-10-17 10:09:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2022-10-17 10:09:58,150 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2022-10-17 10:09:59,597 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:09:59,606 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:10:00,360 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:10:09,292 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:10:09,320 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:10:09,321 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:10:09,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:10:09 BoogieIcfgContainer [2022-10-17 10:10:09,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:10:09,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:10:09,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:10:09,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:10:09,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:09:51" (1/3) ... [2022-10-17 10:10:09,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c344ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:10:09, skipping insertion in model container [2022-10-17 10:10:09,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:09:56" (2/3) ... [2022-10-17 10:10:09,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c344ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:10:09, skipping insertion in model container [2022-10-17 10:10:09,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:10:09" (3/3) ... [2022-10-17 10:10:09,339 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2022-10-17 10:10:09,357 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:10:09,357 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:10:09,481 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:10:09,487 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;@19ef6743, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:10:09,488 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:10:09,504 INFO L276 IsEmpty]: Start isEmpty. Operand has 3814 states, 2461 states have (on average 1.2791548151158065) internal successors, (3148), 2544 states have internal predecessors, (3148), 1106 states have call successors, (1106), 246 states have call predecessors, (1106), 245 states have return successors, (1100), 1071 states have call predecessors, (1100), 1100 states have call successors, (1100) [2022-10-17 10:10:09,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-10-17 10:10:09,525 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:10:09,526 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:10:09,527 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:10:09,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:10:09,532 INFO L85 PathProgramCache]: Analyzing trace with hash -161247232, now seen corresponding path program 1 times [2022-10-17 10:10:09,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:10:09,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129101581] [2022-10-17 10:10:09,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:10:09,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:10:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:10:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:10:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:10:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:10:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:10:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:10:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-17 10:10:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:10:10,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-17 10:10:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:10:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-17 10:10:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:10:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-17 10:10:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:10:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-10-17 10:10:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:10:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-10-17 10:10:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:10:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:10,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-17 10:10:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-17 10:10:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-10-17 10:10:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:11,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-10-17 10:10:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-10-17 10:10:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-10-17 10:10:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-10-17 10:10:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-10-17 10:10:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:10:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:10:11,247 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2022-10-17 10:10:11,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:10:11,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129101581] [2022-10-17 10:10:11,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129101581] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:10:11,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:10:11,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:10:11,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107509554] [2022-10-17 10:10:11,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:10:11,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:10:11,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:10:11,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:10:11,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:10:11,309 INFO L87 Difference]: Start difference. First operand has 3814 states, 2461 states have (on average 1.2791548151158065) internal successors, (3148), 2544 states have internal predecessors, (3148), 1106 states have call successors, (1106), 246 states have call predecessors, (1106), 245 states have return successors, (1100), 1071 states have call predecessors, (1100), 1100 states have call successors, (1100) Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)