./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--ttpci--dvb-ttpci.ko-entry_point.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_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/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_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--ttpci--dvb-ttpci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/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_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/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 7d65601b2a97139a3785538b35eab57798b5e9d85337c4d2b46bab546e1b30ce --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 20:31:14,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 20:31:14,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-11-06 20:31:14,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 20:31:14,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 20:31:14,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 20:31:14,277 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 20:31:14,278 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 20:31:14,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 20:31:14,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 20:31:14,280 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-06 20:31:14,281 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-06 20:31:14,281 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-06 20:31:14,282 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-06 20:31:14,283 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-06 20:31:14,284 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-06 20:31:14,284 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-06 20:31:14,285 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-06 20:31:14,286 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-06 20:31:14,286 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-06 20:31:14,287 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-06 20:31:14,288 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-06 20:31:14,288 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 20:31:14,289 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 20:31:14,290 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 20:31:14,290 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 20:31:14,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 20:31:14,291 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 20:31:14,292 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 20:31:14,292 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 20:31:14,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 20:31:14,293 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 20:31:14,293 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 20:31:14,294 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 20:31:14,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 20:31:14,295 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 20:31:14,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 20:31:14,296 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 20:31:14,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 20:31:14,297 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-06 20:31:14,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 20:31:14,298 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-06 20:31:14,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 20:31:14,299 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_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d65601b2a97139a3785538b35eab57798b5e9d85337c4d2b46bab546e1b30ce [2023-11-06 20:31:14,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 20:31:14,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 20:31:14,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 20:31:14,622 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 20:31:14,623 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 20:31:14,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--ttpci--dvb-ttpci.ko-entry_point.cil.out.i [2023-11-06 20:31:17,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 20:31:18,784 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 20:31:18,785 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--ttpci--dvb-ttpci.ko-entry_point.cil.out.i [2023-11-06 20:31:18,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/data/6510a6cf1/ad02775e687b476c82fe97b9e0d6998c/FLAG640cdeca2 [2023-11-06 20:31:18,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/data/6510a6cf1/ad02775e687b476c82fe97b9e0d6998c [2023-11-06 20:31:18,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 20:31:18,936 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 20:31:18,937 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 20:31:18,938 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 20:31:18,943 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 20:31:18,944 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:31:18" (1/1) ... [2023-11-06 20:31:18,945 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a8d28d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:31:18, skipping insertion in model container [2023-11-06 20:31:18,946 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:31:18" (1/1) ... [2023-11-06 20:31:19,268 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 20:31:20,128 WARN L1270 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [7703] [2023-11-06 20:31:26,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 20:31:27,075 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 20:31:27,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a653257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:31:27, skipping insertion in model container [2023-11-06 20:31:27,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 20:31:27,076 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 20:31:27,080 INFO L158 Benchmark]: Toolchain (without parser) took 8142.23ms. Allocated memory was 151.0MB in the beginning and 323.0MB in the end (delta: 172.0MB). Free memory was 91.9MB in the beginning and 163.3MB in the end (delta: -71.4MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. [2023-11-06 20:31:27,080 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 20:31:27,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8138.97ms. Allocated memory was 151.0MB in the beginning and 323.0MB in the end (delta: 172.0MB). Free memory was 91.9MB in the beginning and 163.3MB in the end (delta: -71.4MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. [2023-11-06 20:31:27,085 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8138.97ms. Allocated memory was 151.0MB in the beginning and 323.0MB in the end (delta: 172.0MB). Free memory was 91.9MB in the beginning and 163.3MB in the end (delta: -71.4MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9130]: 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_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/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_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--ttpci--dvb-ttpci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/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_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/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 7d65601b2a97139a3785538b35eab57798b5e9d85337c4d2b46bab546e1b30ce --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 20:31:29,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 20:31:29,642 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2023-11-06 20:31:29,648 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 20:31:29,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 20:31:29,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 20:31:29,678 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 20:31:29,679 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 20:31:29,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 20:31:29,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 20:31:29,681 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-06 20:31:29,682 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-06 20:31:29,682 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-06 20:31:29,683 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-06 20:31:29,684 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-06 20:31:29,684 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-06 20:31:29,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 20:31:29,686 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 20:31:29,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 20:31:29,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 20:31:29,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 20:31:29,689 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 20:31:29,689 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 20:31:29,690 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 20:31:29,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 20:31:29,691 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 20:31:29,691 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 20:31:29,692 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 20:31:29,692 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 20:31:29,693 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 20:31:29,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 20:31:29,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 20:31:29,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 20:31:29,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 20:31:29,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 20:31:29,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 20:31:29,696 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-06 20:31:29,697 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 20:31:29,697 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-06 20:31:29,698 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 20:31:29,698 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_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d65601b2a97139a3785538b35eab57798b5e9d85337c4d2b46bab546e1b30ce [2023-11-06 20:31:30,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 20:31:30,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 20:31:30,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 20:31:30,211 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 20:31:30,212 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 20:31:30,213 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--ttpci--dvb-ttpci.ko-entry_point.cil.out.i [2023-11-06 20:31:33,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 20:31:34,465 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 20:31:34,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--ttpci--dvb-ttpci.ko-entry_point.cil.out.i [2023-11-06 20:31:34,582 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/data/ba9e2444c/3ac963ed152b4cfdadf34ca96d28901c/FLAGb0f734ea0 [2023-11-06 20:31:34,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5ed5-00f4-4fb9-b096-bff6dc49b959/bin/utaipan-verify-FOvIYxoinp/data/ba9e2444c/3ac963ed152b4cfdadf34ca96d28901c [2023-11-06 20:31:34,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 20:31:34,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 20:31:34,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 20:31:34,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 20:31:34,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 20:31:34,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:31:34" (1/1) ... [2023-11-06 20:31:34,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a688b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:31:34, skipping insertion in model container [2023-11-06 20:31:34,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:31:34" (1/1) ... [2023-11-06 20:31:34,871 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 20:31:35,769 WARN L1270 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [7703] [2023-11-06 20:31:42,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 20:31:43,149 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-06 20:31:43,415 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 20:31:43,548 WARN L1270 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [7703] [2023-11-06 20:31:44,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 20:31:44,546 INFO L202 MainTranslator]: Completed pre-run