./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c74b14ac3085e1d08ccd37c349fd5504d869259d64ea33fe65b1ccd4d55c9252 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:53:26,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:53:26,711 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 15:53:26,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:53:26,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:53:26,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:53:26,744 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:53:26,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:53:26,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:53:26,746 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:53:26,747 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:53:26,747 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:53:26,748 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:53:26,748 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 15:53:26,749 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:53:26,749 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:53:26,749 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 15:53:26,750 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 15:53:26,750 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:53:26,751 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 15:53:26,752 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 15:53:26,755 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 15:53:26,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:53:26,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:53:26,757 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 15:53:26,757 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:53:26,757 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:53:26,758 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:53:26,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:53:26,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:53:26,759 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:53:26,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:53:26,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:53:26,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:53:26,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:53:26,760 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:53:26,760 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:53:26,761 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:53:26,761 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 15:53:26,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 15:53:26,761 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:53:26,762 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:53:26,762 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:53:26,762 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:53:26,762 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c74b14ac3085e1d08ccd37c349fd5504d869259d64ea33fe65b1ccd4d55c9252 [2023-12-02 15:53:27,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:53:27,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:53:27,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:53:27,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:53:27,024 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:53:27,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i [2023-12-02 15:53:29,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:53:30,176 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:53:30,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i [2023-12-02 15:53:30,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/data/eb58b5c94/5b36f6727cc64ad8b012803ae076393f/FLAG789880c9a [2023-12-02 15:53:30,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/data/eb58b5c94/5b36f6727cc64ad8b012803ae076393f [2023-12-02 15:53:30,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:53:30,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:53:30,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:53:30,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:53:30,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:53:30,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:53:30" (1/1) ... [2023-12-02 15:53:30,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0c939e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:30, skipping insertion in model container [2023-12-02 15:53:30,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:53:30" (1/1) ... [2023-12-02 15:53:30,405 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:53:32,669 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[268422,268435] [2023-12-02 15:53:32,673 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[268567,268580] [2023-12-02 15:53:32,674 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[268713,268726] [2023-12-02 15:53:32,674 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[268878,268891] [2023-12-02 15:53:32,675 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269036,269049] [2023-12-02 15:53:32,675 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269194,269207] [2023-12-02 15:53:32,676 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269352,269365] [2023-12-02 15:53:32,676 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269512,269525] [2023-12-02 15:53:32,677 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269671,269684] [2023-12-02 15:53:32,678 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269810,269823] [2023-12-02 15:53:32,678 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269952,269965] [2023-12-02 15:53:32,679 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270101,270114] [2023-12-02 15:53:32,679 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270240,270253] [2023-12-02 15:53:32,680 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270395,270408] [2023-12-02 15:53:32,681 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270555,270568] [2023-12-02 15:53:32,681 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270706,270719] [2023-12-02 15:53:32,682 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270857,270870] [2023-12-02 15:53:32,682 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271009,271022] [2023-12-02 15:53:32,683 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271158,271171] [2023-12-02 15:53:32,684 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271306,271319] [2023-12-02 15:53:32,684 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271463,271476] [2023-12-02 15:53:32,685 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271612,271625] [2023-12-02 15:53:32,685 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271768,271781] [2023-12-02 15:53:32,686 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271921,271934] [2023-12-02 15:53:32,686 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272067,272080] [2023-12-02 15:53:32,687 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272210,272223] [2023-12-02 15:53:32,687 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272362,272375] [2023-12-02 15:53:32,688 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272508,272521] [2023-12-02 15:53:32,688 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272653,272666] [2023-12-02 15:53:32,688 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272807,272820] [2023-12-02 15:53:32,689 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272958,272971] [2023-12-02 15:53:32,689 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273113,273126] [2023-12-02 15:53:32,690 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273265,273278] [2023-12-02 15:53:32,690 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273420,273433] [2023-12-02 15:53:32,691 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273584,273597] [2023-12-02 15:53:32,691 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273740,273753] [2023-12-02 15:53:32,691 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273904,273917] [2023-12-02 15:53:32,691 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274046,274059] [2023-12-02 15:53:32,692 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274204,274217] [2023-12-02 15:53:32,692 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274371,274384] [2023-12-02 15:53:32,693 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274530,274543] [2023-12-02 15:53:32,693 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274689,274702] [2023-12-02 15:53:32,694 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274838,274851] [2023-12-02 15:53:32,694 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274985,274998] [2023-12-02 15:53:32,695 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275124,275137] [2023-12-02 15:53:32,695 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275287,275300] [2023-12-02 15:53:32,695 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275453,275466] [2023-12-02 15:53:32,696 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275617,275630] [2023-12-02 15:53:32,696 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275782,275795] [2023-12-02 15:53:32,697 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275947,275960] [2023-12-02 15:53:32,697 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276113,276126] [2023-12-02 15:53:32,698 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276278,276291] [2023-12-02 15:53:32,698 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276445,276458] [2023-12-02 15:53:32,698 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276605,276618] [2023-12-02 15:53:32,699 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276767,276780] [2023-12-02 15:53:32,699 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276926,276939] [2023-12-02 15:53:32,700 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277072,277085] [2023-12-02 15:53:32,700 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277215,277228] [2023-12-02 15:53:32,701 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277359,277372] [2023-12-02 15:53:32,701 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277502,277515] [2023-12-02 15:53:32,702 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277646,277659] [2023-12-02 15:53:32,702 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277787,277800] [2023-12-02 15:53:32,703 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277925,277938] [2023-12-02 15:53:32,703 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278083,278096] [2023-12-02 15:53:32,704 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278242,278255] [2023-12-02 15:53:32,704 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278398,278411] [2023-12-02 15:53:32,704 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278547,278560] [2023-12-02 15:53:32,705 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278699,278712] [2023-12-02 15:53:32,705 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278850,278863] [2023-12-02 15:53:32,706 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278999,279012] [2023-12-02 15:53:32,706 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279151,279164] [2023-12-02 15:53:32,706 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279299,279312] [2023-12-02 15:53:32,707 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279452,279465] [2023-12-02 15:53:32,707 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279603,279616] [2023-12-02 15:53:32,707 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279753,279766] [2023-12-02 15:53:32,707 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279900,279913] [2023-12-02 15:53:32,708 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280051,280064] [2023-12-02 15:53:32,708 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280202,280215] [2023-12-02 15:53:32,708 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280350,280363] [2023-12-02 15:53:32,709 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280516,280529] [2023-12-02 15:53:32,709 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280685,280698] [2023-12-02 15:53:32,709 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280852,280865] [2023-12-02 15:53:32,710 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281020,281033] [2023-12-02 15:53:32,710 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281170,281183] [2023-12-02 15:53:32,710 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281317,281330] [2023-12-02 15:53:32,711 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281478,281491] [2023-12-02 15:53:32,711 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281648,281661] [2023-12-02 15:53:32,711 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281810,281823] [2023-12-02 15:53:32,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:53:32,754 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:53:32,987 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[268422,268435] [2023-12-02 15:53:32,988 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[268567,268580] [2023-12-02 15:53:32,989 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[268713,268726] [2023-12-02 15:53:32,989 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[268878,268891] [2023-12-02 15:53:32,989 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269036,269049] [2023-12-02 15:53:32,990 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269194,269207] [2023-12-02 15:53:32,990 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269352,269365] [2023-12-02 15:53:32,991 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269512,269525] [2023-12-02 15:53:32,991 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269671,269684] [2023-12-02 15:53:32,991 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269810,269823] [2023-12-02 15:53:32,992 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[269952,269965] [2023-12-02 15:53:32,992 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270101,270114] [2023-12-02 15:53:32,993 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270240,270253] [2023-12-02 15:53:32,993 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270395,270408] [2023-12-02 15:53:32,994 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270555,270568] [2023-12-02 15:53:32,994 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270706,270719] [2023-12-02 15:53:32,994 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[270857,270870] [2023-12-02 15:53:32,995 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271009,271022] [2023-12-02 15:53:32,995 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271158,271171] [2023-12-02 15:53:32,996 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271306,271319] [2023-12-02 15:53:32,996 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271463,271476] [2023-12-02 15:53:32,996 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271612,271625] [2023-12-02 15:53:32,997 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271768,271781] [2023-12-02 15:53:32,997 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[271921,271934] [2023-12-02 15:53:32,997 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272067,272080] [2023-12-02 15:53:32,998 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272210,272223] [2023-12-02 15:53:32,998 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272362,272375] [2023-12-02 15:53:32,999 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272508,272521] [2023-12-02 15:53:32,999 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272653,272666] [2023-12-02 15:53:32,999 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272807,272820] [2023-12-02 15:53:33,000 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[272958,272971] [2023-12-02 15:53:33,000 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273113,273126] [2023-12-02 15:53:33,001 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273265,273278] [2023-12-02 15:53:33,001 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273420,273433] [2023-12-02 15:53:33,002 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273584,273597] [2023-12-02 15:53:33,002 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273740,273753] [2023-12-02 15:53:33,002 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[273904,273917] [2023-12-02 15:53:33,003 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274046,274059] [2023-12-02 15:53:33,003 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274204,274217] [2023-12-02 15:53:33,004 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274371,274384] [2023-12-02 15:53:33,004 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274530,274543] [2023-12-02 15:53:33,004 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274689,274702] [2023-12-02 15:53:33,005 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274838,274851] [2023-12-02 15:53:33,005 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[274985,274998] [2023-12-02 15:53:33,006 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275124,275137] [2023-12-02 15:53:33,006 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275287,275300] [2023-12-02 15:53:33,006 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275453,275466] [2023-12-02 15:53:33,007 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275617,275630] [2023-12-02 15:53:33,007 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275782,275795] [2023-12-02 15:53:33,007 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[275947,275960] [2023-12-02 15:53:33,008 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276113,276126] [2023-12-02 15:53:33,008 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276278,276291] [2023-12-02 15:53:33,008 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276445,276458] [2023-12-02 15:53:33,009 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276605,276618] [2023-12-02 15:53:33,009 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276767,276780] [2023-12-02 15:53:33,009 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[276926,276939] [2023-12-02 15:53:33,010 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277072,277085] [2023-12-02 15:53:33,010 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277215,277228] [2023-12-02 15:53:33,011 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277359,277372] [2023-12-02 15:53:33,011 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277502,277515] [2023-12-02 15:53:33,011 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277646,277659] [2023-12-02 15:53:33,012 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277787,277800] [2023-12-02 15:53:33,012 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[277925,277938] [2023-12-02 15:53:33,013 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278083,278096] [2023-12-02 15:53:33,013 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278242,278255] [2023-12-02 15:53:33,014 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278398,278411] [2023-12-02 15:53:33,014 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278547,278560] [2023-12-02 15:53:33,015 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278699,278712] [2023-12-02 15:53:33,015 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278850,278863] [2023-12-02 15:53:33,015 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[278999,279012] [2023-12-02 15:53:33,016 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279151,279164] [2023-12-02 15:53:33,016 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279299,279312] [2023-12-02 15:53:33,017 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279452,279465] [2023-12-02 15:53:33,017 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279603,279616] [2023-12-02 15:53:33,017 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279753,279766] [2023-12-02 15:53:33,018 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[279900,279913] [2023-12-02 15:53:33,018 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280051,280064] [2023-12-02 15:53:33,019 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280202,280215] [2023-12-02 15:53:33,019 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280350,280363] [2023-12-02 15:53:33,019 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280516,280529] [2023-12-02 15:53:33,020 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280685,280698] [2023-12-02 15:53:33,020 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[280852,280865] [2023-12-02 15:53:33,021 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281020,281033] [2023-12-02 15:53:33,021 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281170,281183] [2023-12-02 15:53:33,021 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281317,281330] [2023-12-02 15:53:33,022 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281478,281491] [2023-12-02 15:53:33,022 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281648,281661] [2023-12-02 15:53:33,022 WARN L240 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_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i[281810,281823] [2023-12-02 15:53:33,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:53:33,194 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:53:33,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33 WrapperNode [2023-12-02 15:53:33,195 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:53:33,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:53:33,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:53:33,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:53:33,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,365 INFO L138 Inliner]: procedures = 518, calls = 1388, calls flagged for inlining = 205, calls inlined = 121, statements flattened = 2233 [2023-12-02 15:53:33,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:53:33,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:53:33,367 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:53:33,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:53:33,377 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,391 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:53:33,566 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:53:33,566 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:53:33,566 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:53:33,567 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (1/1) ... [2023-12-02 15:53:33,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:53:33,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:53:33,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:53:33,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:53:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_96 [2023-12-02 15:53:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_96 [2023-12-02 15:53:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2023-12-02 15:53:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2023-12-02 15:53:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2023-12-02 15:53:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2023-12-02 15:53:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure ps_set_intr [2023-12-02 15:53:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ps_set_intr [2023-12-02 15:53:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2023-12-02 15:53:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2023-12-02 15:53:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 15:53:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 15:53:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-12-02 15:53:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-12-02 15:53:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-12-02 15:53:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-12-02 15:53:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2023-12-02 15:53:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2023-12-02 15:53:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_pf_spin_lock [2023-12-02 15:53:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_pf_spin_lock [2023-12-02 15:53:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2023-12-02 15:53:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2023-12-02 15:53:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure pf_atapi [2023-12-02 15:53:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_atapi [2023-12-02 15:53:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-12-02 15:53:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-12-02 15:53:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 15:53:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 15:53:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure pf_mode_sense [2023-12-02 15:53:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_mode_sense [2023-12-02 15:53:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2023-12-02 15:53:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2023-12-02 15:53:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-12-02 15:53:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-12-02 15:53:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 15:53:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2023-12-02 15:53:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2023-12-02 15:53:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2023-12-02 15:53:33,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2023-12-02 15:53:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure pf_end_request [2023-12-02 15:53:33,634 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_end_request [2023-12-02 15:53:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure pf_next_buf [2023-12-02 15:53:33,634 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_next_buf [2023-12-02 15:53:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 15:53:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-12-02 15:53:33,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-12-02 15:53:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-12-02 15:53:33,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-12-02 15:53:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 15:53:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2023-12-02 15:53:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2023-12-02 15:53:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2023-12-02 15:53:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2023-12-02 15:53:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2023-12-02 15:53:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2023-12-02 15:53:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure ps_tq_int [2023-12-02 15:53:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ps_tq_int [2023-12-02 15:53:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2023-12-02 15:53:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2023-12-02 15:53:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2023-12-02 15:53:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2023-12-02 15:53:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-12-02 15:53:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-12-02 15:53:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure pf_req_sense [2023-12-02 15:53:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_req_sense [2023-12-02 15:53:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 15:53:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-12-02 15:53:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-12-02 15:53:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:53:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-02 15:53:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-02 15:53:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-12-02 15:53:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-12-02 15:53:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 15:53:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure pf_identify [2023-12-02 15:53:33,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_identify [2023-12-02 15:53:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure pf_sleep [2023-12-02 15:53:33,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_sleep [2023-12-02 15:53:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2023-12-02 15:53:33,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2023-12-02 15:53:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2023-12-02 15:53:33,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2023-12-02 15:53:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2023-12-02 15:53:33,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2023-12-02 15:53:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2023-12-02 15:53:33,638 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2023-12-02 15:53:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure pf_lock [2023-12-02 15:53:33,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_lock [2023-12-02 15:53:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure bio_data [2023-12-02 15:53:33,638 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_data [2023-12-02 15:53:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:53:33,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:53:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2023-12-02 15:53:33,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2023-12-02 15:53:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 15:53:33,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 15:53:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure pf_wait [2023-12-02 15:53:33,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_wait [2023-12-02 15:53:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2023-12-02 15:53:33,639 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2023-12-02 15:53:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-12-02 15:53:33,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-12-02 15:53:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure do_pf_request [2023-12-02 15:53:33,639 INFO L138 BoogieDeclarations]: Found implementation of procedure do_pf_request [2023-12-02 15:53:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure pf_start [2023-12-02 15:53:33,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_start [2023-12-02 15:53:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2023-12-02 15:53:33,640 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2023-12-02 15:53:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_pf_mutex [2023-12-02 15:53:33,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_pf_mutex [2023-12-02 15:53:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2023-12-02 15:53:33,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2023-12-02 15:53:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2023-12-02 15:53:33,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2023-12-02 15:53:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_cur_sectors [2023-12-02 15:53:33,640 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_cur_sectors [2023-12-02 15:53:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 15:53:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2023-12-02 15:53:33,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2023-12-02 15:53:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_111 [2023-12-02 15:53:33,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_111 [2023-12-02 15:53:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure pf_command [2023-12-02 15:53:33,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_command [2023-12-02 15:53:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure pf_probe [2023-12-02 15:53:33,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_probe [2023-12-02 15:53:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure next_request [2023-12-02 15:53:33,642 INFO L138 BoogieDeclarations]: Found implementation of procedure next_request [2023-12-02 15:53:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 15:53:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 15:53:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2023-12-02 15:53:33,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2023-12-02 15:53:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 15:53:33,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 15:53:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2023-12-02 15:53:33,642 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2023-12-02 15:53:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2023-12-02 15:53:33,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2023-12-02 15:53:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-12-02 15:53:33,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-12-02 15:53:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure bio_has_data [2023-12-02 15:53:33,643 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_has_data [2023-12-02 15:53:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure xl [2023-12-02 15:53:33,643 INFO L138 BoogieDeclarations]: Found implementation of procedure xl [2023-12-02 15:53:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2023-12-02 15:53:33,643 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2023-12-02 15:53:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2023-12-02 15:53:33,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2023-12-02 15:53:33,643 INFO L130 BoogieDeclarations]: Found specification of procedure pf_reset [2023-12-02 15:53:33,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_reset [2023-12-02 15:53:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-12-02 15:53:33,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-12-02 15:53:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-02 15:53:33,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-02 15:53:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2023-12-02 15:53:33,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2023-12-02 15:53:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_pf_mutex [2023-12-02 15:53:33,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_pf_mutex [2023-12-02 15:53:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2023-12-02 15:53:33,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2023-12-02 15:53:33,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-12-02 15:53:33,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-12-02 15:53:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-02 15:53:33,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-02 15:53:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 15:53:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2023-12-02 15:53:33,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2023-12-02 15:53:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 15:53:33,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 15:53:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2023-12-02 15:53:33,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2023-12-02 15:53:33,645 INFO L130 BoogieDeclarations]: Found specification of procedure pf_completion [2023-12-02 15:53:33,646 INFO L138 BoogieDeclarations]: Found implementation of procedure pf_completion [2023-12-02 15:53:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ps_spinlock [2023-12-02 15:53:33,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ps_spinlock [2023-12-02 15:53:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-12-02 15:53:33,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-12-02 15:53:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-12-02 15:53:33,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-12-02 15:53:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-12-02 15:53:33,646 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-12-02 15:53:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2023-12-02 15:53:33,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2023-12-02 15:53:33,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 15:53:33,647 INFO L130 BoogieDeclarations]: Found specification of procedure pi_do_claimed [2023-12-02 15:53:33,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_do_claimed [2023-12-02 15:53:34,094 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:53:34,098 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:53:34,297 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 15:53:38,187 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:53:38,776 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:53:38,776 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-12-02 15:53:38,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:53:38 BoogieIcfgContainer [2023-12-02 15:53:38,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:53:38,781 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:53:38,781 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:53:38,784 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:53:38,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:53:30" (1/3) ... [2023-12-02 15:53:38,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36f3a9b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:53:38, skipping insertion in model container [2023-12-02 15:53:38,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:53:33" (2/3) ... [2023-12-02 15:53:38,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36f3a9b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:53:38, skipping insertion in model container [2023-12-02 15:53:38,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:53:38" (3/3) ... [2023-12-02 15:53:38,787 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--block--paride--pf.ko.cil.i [2023-12-02 15:53:38,806 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:53:38,807 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2023-12-02 15:53:38,877 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:53:38,883 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@39d9cf83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:53:38,883 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2023-12-02 15:53:38,892 INFO L276 IsEmpty]: Start isEmpty. Operand has 938 states, 542 states have (on average 1.3431734317343174) internal successors, (728), 601 states have internal predecessors, (728), 282 states have call successors, (282), 86 states have call predecessors, (282), 85 states have return successors, (278), 268 states have call predecessors, (278), 278 states have call successors, (278) [2023-12-02 15:53:38,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 15:53:38,903 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:53:38,904 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:53:38,905 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_block_genhd_put_diskErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2023-12-02 15:53:38,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:53:38,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1346693586, now seen corresponding path program 1 times [2023-12-02 15:53:38,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:53:38,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885600932] [2023-12-02 15:53:38,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:38,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:53:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 15:53:39,345 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:53:39,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885600932] [2023-12-02 15:53:39,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885600932] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:53:39,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:53:39,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 15:53:39,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986938364] [2023-12-02 15:53:39,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:53:39,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:53:39,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:53:39,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:53:39,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:53:39,386 INFO L87 Difference]: Start difference. First operand has 938 states, 542 states have (on average 1.3431734317343174) internal successors, (728), 601 states have internal predecessors, (728), 282 states have call successors, (282), 86 states have call predecessors, (282), 85 states have return successors, (278), 268 states have call predecessors, (278), 278 states have call successors, (278) Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-12-02 15:53:39,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:53:39,970 INFO L93 Difference]: Finished difference Result 1874 states and 2684 transitions. [2023-12-02 15:53:39,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:53:39,973 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2023-12-02 15:53:39,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:53:40,014 INFO L225 Difference]: With dead ends: 1874 [2023-12-02 15:53:40,015 INFO L226 Difference]: Without dead ends: 932 [2023-12-02 15:53:40,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:53:40,031 INFO L413 NwaCegarLoop]: 1107 mSDtfsCounter, 15 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 2213 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-02 15:53:40,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 2213 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-02 15:53:40,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 932 states. [2023-12-02 15:53:40,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 932 to 918. [2023-12-02 15:53:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 918 states, 528 states have (on average 1.2784090909090908) internal successors, (675), 581 states have internal predecessors, (675), 275 states have call successors, (275), 85 states have call predecessors, (275), 84 states have return successors, (273), 263 states have call predecessors, (273), 273 states have call successors, (273) [2023-12-02 15:53:40,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1223 transitions. [2023-12-02 15:53:40,145 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1223 transitions. Word has length 24 [2023-12-02 15:53:40,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:53:40,146 INFO L495 AbstractCegarLoop]: Abstraction has 918 states and 1223 transitions. [2023-12-02 15:53:40,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-12-02 15:53:40,146 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1223 transitions. [2023-12-02 15:53:40,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 15:53:40,148 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:53:40,148 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:53:40,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 15:53:40,148 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2023-12-02 15:53:40,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:53:40,149 INFO L85 PathProgramCache]: Analyzing trace with hash 213474334, now seen corresponding path program 1 times [2023-12-02 15:53:40,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:53:40,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392976377] [2023-12-02 15:53:40,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:40,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:53:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 15:53:40,363 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:53:40,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392976377] [2023-12-02 15:53:40,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392976377] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:53:40,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:53:40,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 15:53:40,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824179949] [2023-12-02 15:53:40,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:53:40,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 15:53:40,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:53:40,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 15:53:40,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 15:53:40,367 INFO L87 Difference]: Start difference. First operand 918 states and 1223 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-12-02 15:53:41,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:53:41,054 INFO L93 Difference]: Finished difference Result 1726 states and 2284 transitions. [2023-12-02 15:53:41,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 15:53:41,054 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 30 [2023-12-02 15:53:41,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:53:41,067 INFO L225 Difference]: With dead ends: 1726 [2023-12-02 15:53:41,068 INFO L226 Difference]: Without dead ends: 1724 [2023-12-02 15:53:41,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:53:41,069 INFO L413 NwaCegarLoop]: 1367 mSDtfsCounter, 1052 mSDsluCounter, 2452 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1052 SdHoareTripleChecker+Valid, 3819 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-02 15:53:41,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1052 Valid, 3819 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-02 15:53:41,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1724 states. [2023-12-02 15:53:41,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1724 to 1529. [2023-12-02 15:53:41,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1529 states, 873 states have (on average 1.2714776632302405) internal successors, (1110), 949 states have internal predecessors, (1110), 480 states have call successors, (480), 146 states have call predecessors, (480), 145 states have return successors, (482), 456 states have call predecessors, (482), 478 states have call successors, (482) [2023-12-02 15:53:41,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1529 states and 2072 transitions. [2023-12-02 15:53:41,153 INFO L78 Accepts]: Start accepts. Automaton has 1529 states and 2072 transitions. Word has length 30 [2023-12-02 15:53:41,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:53:41,153 INFO L495 AbstractCegarLoop]: Abstraction has 1529 states and 2072 transitions. [2023-12-02 15:53:41,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-12-02 15:53:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2072 transitions. [2023-12-02 15:53:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 15:53:41,155 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:53:41,156 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:53:41,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 15:53:41,156 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2023-12-02 15:53:41,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:53:41,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1113597815, now seen corresponding path program 1 times [2023-12-02 15:53:41,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:53:41,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991535411] [2023-12-02 15:53:41,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:41,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:53:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:41,261 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 15:53:41,261 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:53:41,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991535411] [2023-12-02 15:53:41,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991535411] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:53:41,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:53:41,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 15:53:41,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052897014] [2023-12-02 15:53:41,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:53:41,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:53:41,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:53:41,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:53:41,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:53:41,263 INFO L87 Difference]: Start difference. First operand 1529 states and 2072 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-12-02 15:53:41,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:53:41,576 INFO L93 Difference]: Finished difference Result 2306 states and 3080 transitions. [2023-12-02 15:53:41,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:53:41,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 38 [2023-12-02 15:53:41,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:53:41,586 INFO L225 Difference]: With dead ends: 2306 [2023-12-02 15:53:41,586 INFO L226 Difference]: Without dead ends: 1529 [2023-12-02 15:53:41,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:53:41,590 INFO L413 NwaCegarLoop]: 1094 mSDtfsCounter, 1218 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 1094 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 15:53:41,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1218 Valid, 1094 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 15:53:41,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2023-12-02 15:53:41,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1529. [2023-12-02 15:53:41,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1529 states, 873 states have (on average 1.270332187857961) internal successors, (1109), 949 states have internal predecessors, (1109), 480 states have call successors, (480), 146 states have call predecessors, (480), 145 states have return successors, (482), 456 states have call predecessors, (482), 478 states have call successors, (482) [2023-12-02 15:53:41,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1529 states and 2071 transitions. [2023-12-02 15:53:41,665 INFO L78 Accepts]: Start accepts. Automaton has 1529 states and 2071 transitions. Word has length 38 [2023-12-02 15:53:41,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:53:41,665 INFO L495 AbstractCegarLoop]: Abstraction has 1529 states and 2071 transitions. [2023-12-02 15:53:41,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-12-02 15:53:41,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2071 transitions. [2023-12-02 15:53:41,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 15:53:41,668 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:53:41,668 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:53:41,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 15:53:41,669 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_genhd_put_diskErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2023-12-02 15:53:41,669 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:53:41,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1411435798, now seen corresponding path program 1 times [2023-12-02 15:53:41,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:53:41,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665684348] [2023-12-02 15:53:41,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:41,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:53:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 15:53:41,812 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:53:41,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665684348] [2023-12-02 15:53:41,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665684348] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:53:41,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [451570025] [2023-12-02 15:53:41,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:41,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:53:41,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:53:41,815 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:53:41,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 15:53:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:42,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 1193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 15:53:42,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:53:42,378 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 15:53:42,378 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:53:42,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [451570025] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:53:42,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 15:53:42,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-12-02 15:53:42,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566606390] [2023-12-02 15:53:42,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:53:42,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:53:42,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:53:42,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:53:42,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:53:42,381 INFO L87 Difference]: Start difference. First operand 1529 states and 2071 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-12-02 15:53:42,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:53:42,814 INFO L93 Difference]: Finished difference Result 2959 states and 4001 transitions. [2023-12-02 15:53:42,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:53:42,815 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 49 [2023-12-02 15:53:42,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:53:42,828 INFO L225 Difference]: With dead ends: 2959 [2023-12-02 15:53:42,829 INFO L226 Difference]: Without dead ends: 1549 [2023-12-02 15:53:42,836 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:53:42,837 INFO L413 NwaCegarLoop]: 1108 mSDtfsCounter, 14 mSDsluCounter, 1091 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 2199 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 15:53:42,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 2199 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 15:53:42,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1549 states. [2023-12-02 15:53:42,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1549 to 1531. [2023-12-02 15:53:42,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1531 states, 875 states have (on average 1.2697142857142858) internal successors, (1111), 951 states have internal predecessors, (1111), 480 states have call successors, (480), 146 states have call predecessors, (480), 145 states have return successors, (482), 456 states have call predecessors, (482), 478 states have call successors, (482) [2023-12-02 15:53:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1531 states and 2073 transitions. [2023-12-02 15:53:42,944 INFO L78 Accepts]: Start accepts. Automaton has 1531 states and 2073 transitions. Word has length 49 [2023-12-02 15:53:42,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:53:42,945 INFO L495 AbstractCegarLoop]: Abstraction has 1531 states and 2073 transitions. [2023-12-02 15:53:42,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-12-02 15:53:42,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2073 transitions. [2023-12-02 15:53:42,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 15:53:42,947 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:53:42,948 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:53:42,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 15:53:43,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:53:43,152 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_genhd_put_diskErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2023-12-02 15:53:43,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:53:43,152 INFO L85 PathProgramCache]: Analyzing trace with hash -272111975, now seen corresponding path program 1 times [2023-12-02 15:53:43,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:53:43,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672122520] [2023-12-02 15:53:43,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:43,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:53:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:43,379 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 15:53:43,380 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:53:43,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672122520] [2023-12-02 15:53:43,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672122520] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:53:43,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1174181393] [2023-12-02 15:53:43,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:43,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:53:43,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:53:43,381 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:53:43,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 15:53:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:43,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 1208 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 15:53:43,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:53:43,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 15:53:43,921 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:53:43,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1174181393] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:53:43,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 15:53:43,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-12-02 15:53:43,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055494037] [2023-12-02 15:53:43,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:53:43,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:53:43,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:53:43,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:53:43,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:53:43,924 INFO L87 Difference]: Start difference. First operand 1531 states and 2073 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-12-02 15:53:44,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:53:44,620 INFO L93 Difference]: Finished difference Result 4524 states and 6117 transitions. [2023-12-02 15:53:44,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:53:44,620 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 52 [2023-12-02 15:53:44,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:53:44,644 INFO L225 Difference]: With dead ends: 4524 [2023-12-02 15:53:44,644 INFO L226 Difference]: Without dead ends: 3029 [2023-12-02 15:53:44,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:53:44,653 INFO L413 NwaCegarLoop]: 1740 mSDtfsCounter, 1171 mSDsluCounter, 1078 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 2818 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-02 15:53:44,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1171 Valid, 2818 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-02 15:53:44,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3029 states. [2023-12-02 15:53:44,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3029 to 2840. [2023-12-02 15:53:44,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2840 states, 1628 states have (on average 1.270884520884521) internal successors, (2069), 1750 states have internal predecessors, (2069), 910 states have call successors, (910), 272 states have call predecessors, (910), 271 states have return successors, (916), 863 states have call predecessors, (916), 908 states have call successors, (916) [2023-12-02 15:53:44,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 2840 states and 3895 transitions. [2023-12-02 15:53:44,842 INFO L78 Accepts]: Start accepts. Automaton has 2840 states and 3895 transitions. Word has length 52 [2023-12-02 15:53:44,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:53:44,843 INFO L495 AbstractCegarLoop]: Abstraction has 2840 states and 3895 transitions. [2023-12-02 15:53:44,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-12-02 15:53:44,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 3895 transitions. [2023-12-02 15:53:44,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 15:53:44,845 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:53:44,845 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:53:44,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-02 15:53:45,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:53:45,047 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_genhd_put_diskErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2023-12-02 15:53:45,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:53:45,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1375377903, now seen corresponding path program 1 times [2023-12-02 15:53:45,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:53:45,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468619396] [2023-12-02 15:53:45,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:45,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:53:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 15:53:45,210 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:53:45,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468619396] [2023-12-02 15:53:45,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468619396] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:53:45,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76075660] [2023-12-02 15:53:45,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:45,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:53:45,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:53:45,212 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:53:45,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 15:53:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:45,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 1263 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 15:53:45,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:53:45,738 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 15:53:45,738 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:53:45,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [76075660] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:53:45,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 15:53:45,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-12-02 15:53:45,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415468186] [2023-12-02 15:53:45,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:53:45,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:53:45,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:53:45,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:53:45,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:53:45,740 INFO L87 Difference]: Start difference. First operand 2840 states and 3895 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-02 15:53:46,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:53:46,199 INFO L93 Difference]: Finished difference Result 5443 states and 7435 transitions. [2023-12-02 15:53:46,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:53:46,200 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 53 [2023-12-02 15:53:46,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:53:46,224 INFO L225 Difference]: With dead ends: 5443 [2023-12-02 15:53:46,224 INFO L226 Difference]: Without dead ends: 2858 [2023-12-02 15:53:46,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:53:46,238 INFO L413 NwaCegarLoop]: 1093 mSDtfsCounter, 24 mSDsluCounter, 1073 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 2166 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 15:53:46,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 2166 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 15:53:46,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2858 states. [2023-12-02 15:53:46,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2858 to 2856. [2023-12-02 15:53:46,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2856 states, 1640 states have (on average 1.2719512195121951) internal successors, (2086), 1762 states have internal predecessors, (2086), 914 states have call successors, (914), 272 states have call predecessors, (914), 271 states have return successors, (920), 867 states have call predecessors, (920), 912 states have call successors, (920) [2023-12-02 15:53:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2856 states and 3920 transitions. [2023-12-02 15:53:46,479 INFO L78 Accepts]: Start accepts. Automaton has 2856 states and 3920 transitions. Word has length 53 [2023-12-02 15:53:46,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:53:46,479 INFO L495 AbstractCegarLoop]: Abstraction has 2856 states and 3920 transitions. [2023-12-02 15:53:46,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-02 15:53:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3920 transitions. [2023-12-02 15:53:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 15:53:46,481 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:53:46,481 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:53:46,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 15:53:46,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:53:46,682 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_genhd_put_diskErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2023-12-02 15:53:46,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:53:46,682 INFO L85 PathProgramCache]: Analyzing trace with hash 364127633, now seen corresponding path program 1 times [2023-12-02 15:53:46,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:53:46,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785793552] [2023-12-02 15:53:46,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:46,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:53:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:46,874 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 15:53:46,874 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:53:46,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785793552] [2023-12-02 15:53:46,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785793552] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:53:46,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [277379820] [2023-12-02 15:53:46,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:53:46,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:53:46,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:53:46,876 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:53:46,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 15:53:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:53:47,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 1269 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 15:53:47,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:53:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 15:53:47,398 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:53:47,455 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 15:53:47,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [277379820] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:53:47,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [441080909] [2023-12-02 15:53:47,477 INFO L159 IcfgInterpreter]: Started Sifa with 44 locations of interest [2023-12-02 15:53:47,477 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 15:53:47,481 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 15:53:47,486 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 15:53:47,486 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 15:57:08,839 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assume with input of size 1189 for LOIs [2023-12-02 15:57:12,557 INFO L197 IcfgInterpreter]: Interpreting procedure printk with input of size 236 for LOIs [2023-12-02 15:57:12,982 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_linux_block_genhd_put_disk with input of size 240 for LOIs [2023-12-02 15:57:13,413 INFO L197 IcfgInterpreter]: Interpreting procedure pi_init with input of size 269 for LOIs [2023-12-02 15:57:13,610 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 1247 for LOIs [2023-12-02 15:58:29,323 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 1238 for LOIs [2023-12-02 15:58:36,647 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 15:58:48,524 WARN L293 SmtUtils]: Spent 10.74s on a formula simplification that was a NOOP. DAG size: 1180 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 15:58:59,135 WARN L293 SmtUtils]: Spent 10.44s on a formula simplification that was a NOOP. DAG size: 1189 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 15:59:09,607 WARN L293 SmtUtils]: Spent 10.28s on a formula simplification that was a NOOP. DAG size: 1191 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 15:59:29,479 WARN L293 SmtUtils]: Spent 19.60s on a formula simplification. DAG size of input: 1193 DAG size of output: 1186 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 15:59:40,102 WARN L293 SmtUtils]: Spent 10.41s on a formula simplification that was a NOOP. DAG size: 1182 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 15:59:50,356 WARN L293 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 1200 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:00:11,308 WARN L293 SmtUtils]: Spent 20.67s on a formula simplification. DAG size of input: 1234 DAG size of output: 1235 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:00:32,209 WARN L293 SmtUtils]: Spent 20.52s on a formula simplification. DAG size of input: 1235 DAG size of output: 1236 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:00:43,353 WARN L293 SmtUtils]: Spent 10.57s on a formula simplification. DAG size of input: 1247 DAG size of output: 236 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:00:55,040 WARN L293 SmtUtils]: Spent 11.15s on a formula simplification. DAG size of input: 1249 DAG size of output: 238 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:01:04,511 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification. DAG size of input: 1238 DAG size of output: 227 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:01:14,441 WARN L293 SmtUtils]: Spent 9.37s on a formula simplification. DAG size of input: 1247 DAG size of output: 235 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:01:25,514 WARN L293 SmtUtils]: Spent 10.50s on a formula simplification. DAG size of input: 1255 DAG size of output: 244 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:01:36,131 WARN L293 SmtUtils]: Spent 9.95s on a formula simplification. DAG size of input: 1255 DAG size of output: 244 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:01:47,301 WARN L293 SmtUtils]: Spent 10.47s on a formula simplification. DAG size of input: 1255 DAG size of output: 244 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:02:20,487 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '44075#(and (= ~rtnllocknumber~0 0) (= |~#drive1~0.offset| 0) (= ~ldv_linux_usb_gadget_usb_gadget~0 0) (= ~ldv_linux_kernel_sched_completion_completion~0 0) (= ~ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh~0 0) (= ~pf_current~0.base 0) (= ~ldv_linux_drivers_base_class_usb_gadget_class~0 0) (= ~ldv_thread_1~0.function.base 0) (= 0 ~ldv_linux_fs_char_dev_usb_gadget_chrdev~0) (= (select (select |#memory_$Pointer$.offset| 60) 208) |ldv_linux_block_genhd_put_disk_#in~disk#1.offset|) (<= 1 |#StackHeapBarrier|) (= ~ldv_linux_block_request_blk_rq~0 0) (= |~#pf_scratch~0.offset| 0) (= |~#units~0.offset| 0) (= ~pf_count~0 0) (= ~ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data~0 1) (= |~#drive0~0.offset| 0) (= ~ldv_linux_block_queue_queue_state~0 0) (= ~ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched~0 0) (= ~pf_queue~0.base 0) (= ~disable~0 0) (= |~#drive2~0.base| 53) (= ~ldv_linux_block_genhd_disk_state~0 0) (= ~pf_cmd~0 0) (= ~pf_run~0 0) (= ~ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode~0 1) (= ~ldv_linux_net_register_probe_state~0 0) (= ~ldv_linux_kernel_module_module_refcounter~0 1) (= ~pf_queue~0.offset 0) (= |ldv_linux_block_genhd_put_disk_#in~disk#1.base| (select (select |#memory_$Pointer$.base| 60) 208)) (= ~LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_pf_mutex~0 0) (= ~ldv_linux_kernel_locking_spinlock_spin_pf_spin_lock~0 1) (= ~pf_mask~0 0) (= ~ldv_linux_usb_urb_urb_state~0 0) (= ~ldv_thread_0~0.function.offset 0) (= |~#drive2~0.offset| 0) (= ~LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device~0 0) (= ~ps_tq_active~0 0) (= ~pf_buf~0.base 0) (= ~ldv_thread_1~0.function.offset 0) (= ~pf_busy~0 0) (= ~ldv_linux_kernel_locking_rwlock_rlock~0 1) (= ~ldv_linux_kernel_locking_spinlock_spin_ps_spinlock~0 1) (= ~name~0.offset 0) (= ~pf_current~0.offset 0) (= ~nice~0 0) (= ~ldv_thread_2~0.identifier 0) (= ~verbose~0 0) (= |~#drive0~0.base| 51) (= |~#drive3~0.base| 54) (= ~pf_block~0 0) (= |~#drive3~0.offset| 0) (= ~ps_timeout~0 0) (= ~pf_req~0.offset 0) (= 0 ~ps_continuation~0.offset) (= ~ldv_thread_1~0.identifier 0) (= ~ldv_linux_kernel_locking_spinlock_spin_lock~0 1) (= 0 ~pf_retries~0) (= 58 |~#ps_spinlock~0.base|) (= ~ldv_linux_kernel_locking_spinlock_spin_ptl~0 1) (= |~#pf_mutex~0.offset| 0) (= 62 |~#pf_fops~0.base|) (= ~ldv_thread_0~0.identifier 0) (= |ldv_linux_block_genhd_put_disk_~disk#1.offset| |ldv_linux_block_genhd_put_disk_#in~disk#1.offset|) (= ~LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS~0 0) (= |~#drives~0.base| 55) (= ~ldv_linux_arch_io_iomem~0 0) (= 56 |~#pf_mutex~0.base|) (= ~locksocknumber~0 0) (= |~#pf_scratch~0.base| 61) (= ~ldv_linux_lib_idr_idr~0 0) (= |ldv_linux_block_genhd_put_disk_ldv_assert_linux_block_genhd__free_before_allocation_#in~expr#1| 0) (= ~ps_ready~0.base 0) (= |~#ps_spinlock~0.offset| 0) (= |~#drives~0.offset| 0) (= 52 |~#drive1~0.base|) (= |~#units~0.base| 60) (= ~pf_req~0.base 0) (not (= (mod (+ |ldv_linux_block_genhd_put_disk_~disk#1.offset| |ldv_linux_block_genhd_put_disk_~disk#1.base|) 18446744073709551616) 0)) (= ~ldv_linux_alloc_usb_lock_lock~0 1) (= ~ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct~0 1) (= ~ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN~0 1) (= ~ps_ready~0.offset 0) (= ~__ldv_in_interrupt_context~0 0) (= ~ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct~0 1) (= ~LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode~0 0) (= ~ldv_linux_kernel_rcu_srcu_srcu_nested~0 0) (= |~#pf_spin_lock~0.base| 57) (= |~#pf_fops~0.offset| 0) (= ~ldv_thread_2~0.function.base 0) (= |ldv_linux_block_genhd_put_disk_ldv_assert_linux_block_genhd__free_before_allocation_~expr#1| 0) (= |ldv_linux_block_genhd_put_disk_#in~disk#1.base| |ldv_linux_block_genhd_put_disk_~disk#1.base|) (= ~ldv_linux_kernel_rcu_update_lock_rcu_nested~0 0) (= ~ldv_thread_2~0.function.offset 0) (= |~#pf_spin_lock~0.offset| 0) (= ~pf_drive_count~0 0) (= ~ldv_linux_kernel_locking_rwlock_wlock~0 1) (= 59 |~#ps_tq~0.base|) (= |old(~ldv_linux_block_genhd_disk_state~0)| 0) (= ~ldv_linux_usb_coherent_coherent_state~0 0) (= ~ldv_thread_0~0.function.base 0) (= ~ps_continuation~0.base 0) (= 64 ~cluster~0) (= ~pf_buf~0.offset 0) (= 47 ~major~0) (= |~#ps_tq~0.offset| 0) (= ~ldv_linux_mmc_sdio_func_sdio_element~0 0) (= ~LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock~0 0) (<= 1 ~nr_cpu_ids~0) (= ~ldv_linux_usb_register_probe_state~0 0) (= ~ps_nice~0 0) (= ~ldv_linux_fs_sysfs_sysfs~0 0) (= ~name~0.base 1))' at error location [2023-12-02 16:02:20,487 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-12-02 16:02:20,487 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 16:02:20,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2023-12-02 16:02:20,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540233306] [2023-12-02 16:02:20,488 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 16:02:20,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 16:02:20,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:02:20,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 16:02:20,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=1884, Unknown=0, NotChecked=0, Total=2070 [2023-12-02 16:02:20,490 INFO L87 Difference]: Start difference. First operand 2856 states and 3920 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) [2023-12-02 16:02:21,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:02:21,583 INFO L93 Difference]: Finished difference Result 5736 states and 7877 transitions. [2023-12-02 16:02:21,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:02:21,584 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) Word has length 54 [2023-12-02 16:02:21,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:02:21,614 INFO L225 Difference]: With dead ends: 5736 [2023-12-02 16:02:21,614 INFO L226 Difference]: Without dead ends: 2914 [2023-12-02 16:02:21,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 737 ImplicationChecksByTransitivity, 223.8s TimeCoverageRelationStatistics Valid=186, Invalid=1884, Unknown=0, NotChecked=0, Total=2070 [2023-12-02 16:02:21,636 INFO L413 NwaCegarLoop]: 1092 mSDtfsCounter, 60 mSDsluCounter, 3267 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 4359 SdHoareTripleChecker+Invalid, 525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-12-02 16:02:21,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 4359 Invalid, 525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-12-02 16:02:21,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2914 states. [2023-12-02 16:02:21,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2914 to 2910. [2023-12-02 16:02:21,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2910 states, 1686 states have (on average 1.2734282325029656) internal successors, (2147), 1808 states have internal predecessors, (2147), 922 states have call successors, (922), 272 states have call predecessors, (922), 271 states have return successors, (928), 875 states have call predecessors, (928), 920 states have call successors, (928) [2023-12-02 16:02:21,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2910 states and 3997 transitions. [2023-12-02 16:02:21,870 INFO L78 Accepts]: Start accepts. Automaton has 2910 states and 3997 transitions. Word has length 54 [2023-12-02 16:02:21,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:02:21,870 INFO L495 AbstractCegarLoop]: Abstraction has 2910 states and 3997 transitions. [2023-12-02 16:02:21,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) [2023-12-02 16:02:21,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 3997 transitions. [2023-12-02 16:02:21,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 16:02:21,872 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:02:21,872 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:02:21,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 16:02:22,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:02:22,075 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2023-12-02 16:02:22,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:02:22,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1766748982, now seen corresponding path program 1 times [2023-12-02 16:02:22,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:02:22,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244630278] [2023-12-02 16:02:22,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:02:22,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:02:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:02:22,844 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 16:02:22,844 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:02:22,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244630278] [2023-12-02 16:02:22,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244630278] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:02:22,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149318295] [2023-12-02 16:02:22,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:02:22,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:02:22,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:02:22,846 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:02:22,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ddaadb2-5ba1-4a7a-bd32-1978d3deec6a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 16:02:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:02:23,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 1207 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 16:02:23,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:02:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 16:02:23,619 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:02:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 16:02:23,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149318295] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 16:02:23,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1657828265] [2023-12-02 16:02:23,837 INFO L159 IcfgInterpreter]: Started Sifa with 26 locations of interest [2023-12-02 16:02:23,838 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 16:02:23,838 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 16:02:23,839 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 16:02:23,839 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 16:06:32,079 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assume with input of size 1189 for LOIs [2023-12-02 16:06:36,060 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 1263 for LOIs