./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 20:58:49,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 20:58:49,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-11-06 20:58:49,613 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 20:58:49,614 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 20:58:49,661 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 20:58:49,662 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 20:58:49,662 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 20:58:49,663 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 20:58:49,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 20:58:49,670 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-06 20:58:49,671 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-06 20:58:49,671 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-06 20:58:49,673 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-06 20:58:49,674 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-06 20:58:49,674 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-06 20:58:49,675 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-06 20:58:49,675 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-06 20:58:49,676 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-06 20:58:49,676 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-06 20:58:49,677 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-06 20:58:49,677 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-06 20:58:49,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 20:58:49,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 20:58:49,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 20:58:49,680 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 20:58:49,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 20:58:49,681 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 20:58:49,682 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 20:58:49,682 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 20:58:49,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 20:58:49,684 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 20:58:49,684 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 20:58:49,685 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 20:58:49,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 20:58:49,685 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 20:58:49,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 20:58:49,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 20:58:49,686 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 20:58:49,686 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-06 20:58:49,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 20:58:49,687 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-06 20:58:49,687 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 20:58:49,688 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_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 [2023-11-06 20:58:50,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 20:58:50,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 20:58:50,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 20:58:50,098 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 20:58:50,099 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 20:58:50,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2023-11-06 20:58:53,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 20:58:53,969 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 20:58:53,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2023-11-06 20:58:54,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/data/cd131b259/dbfd3aec4aac40378f56028732083e6f/FLAGde835bd6a [2023-11-06 20:58:54,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/data/cd131b259/dbfd3aec4aac40378f56028732083e6f [2023-11-06 20:58:54,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 20:58:54,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 20:58:54,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 20:58:54,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 20:58:54,071 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 20:58:54,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:58:54" (1/1) ... [2023-11-06 20:58:54,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4edca76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:58:54, skipping insertion in model container [2023-11-06 20:58:54,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:58:54" (1/1) ... [2023-11-06 20:58:54,227 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 20:58:55,148 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,568 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,603 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,614 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,619 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,652 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,654 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,706 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,844 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,912 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,918 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,922 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,927 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,928 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,933 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,943 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,944 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,954 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,961 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,961 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,964 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,964 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,965 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,970 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,971 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:55,972 WARN L577 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-06 20:58:56,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 20:58:56,068 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-06 20:58:56,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60d8acb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:58:56, skipping insertion in model container [2023-11-06 20:58:56,068 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 20:58:56,069 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 20:58:56,071 INFO L158 Benchmark]: Toolchain (without parser) took 2009.72ms. Allocated memory is still 172.0MB. Free memory was 125.6MB in the beginning and 87.7MB in the end (delta: 37.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-06 20:58:56,072 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 20:58:56,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2004.51ms. Allocated memory is still 172.0MB. Free memory was 125.6MB in the beginning and 87.7MB in the end (delta: 37.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-06 20:58:56,075 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2004.51ms. Allocated memory is still 172.0MB. Free memory was 125.6MB in the beginning and 87.7MB in the end (delta: 37.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3767]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 20:58:58,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 20:58:58,970 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2023-11-06 20:58:58,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 20:58:58,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 20:58:59,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 20:58:59,026 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 20:58:59,026 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 20:58:59,028 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 20:58:59,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 20:58:59,034 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-06 20:58:59,034 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-06 20:58:59,035 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-06 20:58:59,037 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-06 20:58:59,037 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-06 20:58:59,038 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-06 20:58:59,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 20:58:59,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 20:58:59,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 20:58:59,041 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 20:58:59,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 20:58:59,042 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 20:58:59,043 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 20:58:59,043 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 20:58:59,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 20:58:59,044 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 20:58:59,044 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 20:58:59,045 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 20:58:59,045 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 20:58:59,045 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 20:58:59,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 20:58:59,047 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 20:58:59,048 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 20:58:59,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 20:58:59,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 20:58:59,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 20:58:59,049 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-06 20:58:59,050 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 20:58:59,050 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-06 20:58:59,050 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 20:58:59,050 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 [2023-11-06 20:58:59,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 20:58:59,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 20:58:59,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 20:58:59,487 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 20:58:59,488 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 20:58:59,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2023-11-06 20:59:02,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 20:59:03,306 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 20:59:03,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2023-11-06 20:59:03,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/data/24960126d/17c4d6042f6047d494bc68a833181d58/FLAG95203e57e [2023-11-06 20:59:03,382 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/data/24960126d/17c4d6042f6047d494bc68a833181d58 [2023-11-06 20:59:03,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 20:59:03,390 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 20:59:03,395 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 20:59:03,395 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 20:59:03,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 20:59:03,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:59:03" (1/1) ... [2023-11-06 20:59:03,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4588beea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:03, skipping insertion in model container [2023-11-06 20:59:03,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:59:03" (1/1) ... [2023-11-06 20:59:03,559 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 20:59:05,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 20:59:05,545 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-06 20:59:05,646 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 20:59:06,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 20:59:06,079 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 20:59:06,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3641-3642] [2023-11-06 20:59:06,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0\n\tcmovzl %2,%0": "=&r" (r): "rm" (x), "rm" (-1)); [3649] [2023-11-06 20:59:06,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3668] [2023-11-06 20:59:06,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3670] [2023-11-06 20:59:06,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3672] [2023-11-06 20:59:06,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3675] [2023-11-06 20:59:06,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [3742] [2023-11-06 20:59:06,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3744] [2023-11-06 20:59:06,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3746] [2023-11-06 20:59:06,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3749] [2023-11-06 20:59:06,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4027] [2023-11-06 20:59:06,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4036] [2023-11-06 20:59:06,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4039] [2023-11-06 20:59:06,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/loop.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/loop.c.p"), "i" (533), "i" (12UL)); [4827-4828] [2023-11-06 20:59:06,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/loop.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/loop.c.p"), "i" (600), "i" (12UL)); [4989-4990] [2023-11-06 20:59:06,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 20:59:06,767 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 20:59:06,767 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 20:59:06,776 INFO L206 MainTranslator]: Completed translation [2023-11-06 20:59:06,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06 WrapperNode [2023-11-06 20:59:06,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 20:59:06,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 20:59:06,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 20:59:06,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 20:59:06,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:06,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,102 INFO L138 Inliner]: procedures = 251, calls = 1214, calls flagged for inlining = 129, calls inlined = 118, statements flattened = 3465 [2023-11-06 20:59:07,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 20:59:07,104 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 20:59:07,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 20:59:07,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 20:59:07,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,303 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,328 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,344 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 20:59:07,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 20:59:07,367 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 20:59:07,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 20:59:07,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:59:06" (1/1) ... [2023-11-06 20:59:07,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 20:59:07,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/z3 [2023-11-06 20:59:07,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 20:59:07,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_473c780b-baf6-490c-86c1-c9d68c33897e/bin/utaipan-verify-FOvIYxoinp/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 20:59:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-06 20:59:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2023-11-06 20:59:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2023-11-06 20:59:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-06 20:59:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 20:59:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 20:59:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-06 20:59:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 20:59:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_fsync [2023-11-06 20:59:07,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_fsync [2023-11-06 20:59:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-11-06 20:59:07,504 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-11-06 20:59:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-06 20:59:07,504 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-06 20:59:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 20:59:07,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 20:59:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2023-11-06 20:59:07,507 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2023-11-06 20:59:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2023-11-06 20:59:07,507 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2023-11-06 20:59:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-06 20:59:07,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-06 20:59:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2023-11-06 20:59:07,508 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2023-11-06 20:59:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure invalidate_bdev [2023-11-06 20:59:07,508 INFO L138 BoogieDeclarations]: Found implementation of procedure invalidate_bdev [2023-11-06 20:59:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-06 20:59:07,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-06 20:59:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 20:59:07,509 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 20:59:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2023-11-06 20:59:07,509 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2023-11-06 20:59:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2023-11-06 20:59:07,509 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2023-11-06 20:59:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_exit [2023-11-06 20:59:07,510 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_exit [2023-11-06 20:59:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2023-11-06 20:59:07,510 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2023-11-06 20:59:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2023-11-06 20:59:07,510 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2023-11-06 20:59:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 20:59:07,511 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 20:59:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure loop_alloc [2023-11-06 20:59:07,511 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_alloc [2023-11-06 20:59:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure loop_make_request [2023-11-06 20:59:07,511 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_make_request [2023-11-06 20:59:07,512 INFO L130 BoogieDeclarations]: Found specification of procedure __do_lo_send_write [2023-11-06 20:59:07,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_lo_send_write [2023-11-06 20:59:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2023-11-06 20:59:07,513 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2023-11-06 20:59:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2023-11-06 20:59:07,513 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2023-11-06 20:59:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 20:59:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-06 20:59:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2023-11-06 20:59:07,514 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2023-11-06 20:59:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl_by_bdev [2023-11-06 20:59:07,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl_by_bdev [2023-11-06 20:59:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 20:59:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-06 20:59:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-06 20:59:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-06 20:59:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-11-06 20:59:07,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-11-06 20:59:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 20:59:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 20:59:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 20:59:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-06 20:59:07,517 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-06 20:59:07,517 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 20:59:07,517 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 20:59:07,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 20:59:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-06 20:59:07,518 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-06 20:59:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 20:59:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-11-06 20:59:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2023-11-06 20:59:07,518 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2023-11-06 20:59:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-06 20:59:07,519 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-06 20:59:07,519 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2023-11-06 20:59:07,519 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2023-11-06 20:59:07,519 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2023-11-06 20:59:07,519 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2023-11-06 20:59:07,519 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-06 20:59:07,519 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-06 20:59:07,520 INFO L130 BoogieDeclarations]: Found specification of procedure loop_free [2023-11-06 20:59:07,520 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_free [2023-11-06 20:59:07,520 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_none [2023-11-06 20:59:07,520 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_none [2023-11-06 20:59:07,520 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2023-11-06 20:59:07,520 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2023-11-06 20:59:07,520 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2023-11-06 20:59:07,520 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2023-11-06 20:59:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2023-11-06 20:59:07,521 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2023-11-06 20:59:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2023-11-06 20:59:07,521 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2023-11-06 20:59:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure kmap [2023-11-06 20:59:07,522 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap [2023-11-06 20:59:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 20:59:07,522 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 20:59:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 20:59:07,522 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 20:59:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2023-11-06 20:59:07,523 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2023-11-06 20:59:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-06 20:59:07,523 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-06 20:59:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-06 20:59:07,524 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-06 20:59:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-11-06 20:59:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-11-06 20:59:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-06 20:59:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-11-06 20:59:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure __kmap_atomic [2023-11-06 20:59:07,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmap_atomic [2023-11-06 20:59:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-06 20:59:07,524 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-06 20:59:07,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 20:59:07,525 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-06 20:59:07,525 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-06 20:59:07,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 20:59:07,526 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2023-11-06 20:59:07,526 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2023-11-06 20:59:07,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 20:59:07,526 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2023-11-06 20:59:07,526 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2023-11-06 20:59:07,526 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2023-11-06 20:59:07,526 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2023-11-06 20:59:07,527 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-06 20:59:07,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-11-06 20:59:07,528 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2023-11-06 20:59:07,528 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2023-11-06 20:59:07,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-11-06 20:59:07,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-11-06 20:59:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-06 20:59:07,532 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-06 20:59:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-06 20:59:07,533 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-06 20:59:07,533 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2023-11-06 20:59:07,534 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2023-11-06 20:59:07,534 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2023-11-06 20:59:07,535 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2023-11-06 20:59:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure kunmap [2023-11-06 20:59:07,539 INFO L138 BoogieDeclarations]: Found implementation of procedure kunmap [2023-11-06 20:59:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-06 20:59:07,540 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-06 20:59:07,540 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2023-11-06 20:59:07,540 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2023-11-06 20:59:07,540 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2023-11-06 20:59:07,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2023-11-06 20:59:07,540 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-06 20:59:07,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-06 20:59:07,540 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2023-11-06 20:59:07,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2023-11-06 20:59:07,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-11-06 20:59:07,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 20:59:07,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 20:59:07,542 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-06 20:59:07,542 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-06 20:59:08,230 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 20:59:08,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 20:59:12,846 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 20:59:17,082 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2023-11-06 20:59:17,082 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2023-11-06 20:59:17,152 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-11-06 20:59:17,152 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false;