./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--usb--dvb-usb--dvb-usb-opera.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/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_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb--dvb-usb-opera.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --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 5c2ae4f9e22cc68a37a2a30aa0a104b47e23e2c796ef551349d7d369f3cb3d78 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:22:23,781 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:22:23,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-12-02 13:22:23,850 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:22:23,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:22:23,876 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:22:23,876 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:22:23,877 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:22:23,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:22:23,878 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:22:23,879 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:22:23,879 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:22:23,880 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:22:23,880 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:22:23,881 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:22:23,881 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:22:23,882 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:22:23,882 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:22:23,882 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:22:23,883 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:22:23,884 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:22:23,884 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:22:23,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 13:22:23,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 13:22:23,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:22:23,886 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:22:23,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:22:23,887 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 13:22:23,888 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 13:22:23,888 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 13:22:23,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:22:23,889 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:22:23,889 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 13:22:23,889 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:22:23,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:22:23,890 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:22:23,890 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:22:23,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:22:23,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:22:23,891 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:22:23,891 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:22:23,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:22:23,892 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:22:23,892 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:22:23,892 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:22:23,892 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_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c2ae4f9e22cc68a37a2a30aa0a104b47e23e2c796ef551349d7d369f3cb3d78 [2023-12-02 13:22:24,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:22:24,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:22:24,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:22:24,132 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:22:24,132 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:22:24,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb--dvb-usb-opera.ko-entry_point.cil.out.i [2023-12-02 13:22:26,860 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:22:27,251 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:22:27,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb--dvb-usb-opera.ko-entry_point.cil.out.i [2023-12-02 13:22:27,282 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/data/9d1e36df6/dacb7a7078f44fbcb89ad9b5152af6ad/FLAG9efa9ab05 [2023-12-02 13:22:27,293 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/data/9d1e36df6/dacb7a7078f44fbcb89ad9b5152af6ad [2023-12-02 13:22:27,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:22:27,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:22:27,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:22:27,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:22:27,303 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:22:27,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:22:27" (1/1) ... [2023-12-02 13:22:27,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea2f020 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:27, skipping insertion in model container [2023-12-02 13:22:27,305 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:22:27" (1/1) ... [2023-12-02 13:22:27,430 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:22:28,250 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,265 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,281 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,323 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,378 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,379 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,379 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,384 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,384 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,385 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,385 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,386 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-12-02 13:22:28,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:22:28,652 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) [2023-12-02 13:22:28,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5bf0dfcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:28, skipping insertion in model container [2023-12-02 13:22:28,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:22:28,653 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-12-02 13:22:28,655 INFO L158 Benchmark]: Toolchain (without parser) took 1356.75ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 88.6MB in the beginning and 86.8MB in the end (delta: 1.8MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2023-12-02 13:22:28,656 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:22:28,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1354.62ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 88.2MB in the beginning and 86.8MB in the end (delta: 1.4MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2023-12-02 13:22:28,658 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1354.62ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 88.2MB in the beginning and 86.8MB in the end (delta: 1.4MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7149]: 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_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/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_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb--dvb-usb-opera.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --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 5c2ae4f9e22cc68a37a2a30aa0a104b47e23e2c796ef551349d7d369f3cb3d78 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:22:30,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:22:30,485 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2023-12-02 13:22:30,491 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:22:30,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:22:30,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:22:30,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:22:30,521 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:22:30,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:22:30,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:22:30,523 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:22:30,523 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:22:30,524 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:22:30,524 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:22:30,525 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:22:30,525 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:22:30,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 13:22:30,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 13:22:30,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:22:30,528 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:22:30,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:22:30,529 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 13:22:30,529 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 13:22:30,530 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 13:22:30,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:22:30,531 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:22:30,531 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:22:30,531 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:22:30,532 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 13:22:30,532 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:22:30,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:22:30,533 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:22:30,533 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:22:30,534 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:22:30,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:22:30,534 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:22:30,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:22:30,536 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:22:30,536 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:22:30,537 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:22:30,537 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:22:30,537 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:22:30,537 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_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c2ae4f9e22cc68a37a2a30aa0a104b47e23e2c796ef551349d7d369f3cb3d78 [2023-12-02 13:22:30,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:22:30,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:22:30,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:22:30,831 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:22:30,831 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:22:30,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb--dvb-usb-opera.ko-entry_point.cil.out.i [2023-12-02 13:22:33,524 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:22:34,018 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:22:34,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb--dvb-usb-opera.ko-entry_point.cil.out.i [2023-12-02 13:22:34,059 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/data/bba4701fa/b510b4eeaf00441c877ad974a7d2283a/FLAGe016d6a4e [2023-12-02 13:22:34,074 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fc75e-6454-4bae-a9f9-be9b52f9eb76/bin/utaipan-verify-nQ1chXbOIh/data/bba4701fa/b510b4eeaf00441c877ad974a7d2283a [2023-12-02 13:22:34,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:22:34,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:22:34,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:22:34,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:22:34,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:22:34,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:22:34" (1/1) ... [2023-12-02 13:22:34,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211d2d55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:34, skipping insertion in model container [2023-12-02 13:22:34,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:22:34" (1/1) ... [2023-12-02 13:22:34,219 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:22:35,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:22:35,482 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 13:22:35,540 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:22:35,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:22:35,825 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:22:36,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:22:36,183 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield initialization at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.constructAddressForStructField(InitializationHandler.java:1125) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initCStruct(InitializationHandler.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initRec(InitializationHandler.java:339) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:208) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.PostProcessor.createUltimateInitProcedure(PostProcessor.java:803) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.PostProcessor.postProcess(PostProcessor.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:258) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 13:22:36,188 INFO L158 Benchmark]: Toolchain (without parser) took 2108.01ms. Allocated memory was 90.2MB in the beginning and 151.0MB in the end (delta: 60.8MB). Free memory was 56.0MB in the beginning and 87.3MB in the end (delta: -31.3MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2023-12-02 13:22:36,188 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:22:36,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2105.66ms. Allocated memory was 90.2MB in the beginning and 151.0MB in the end (delta: 60.8MB). Free memory was 55.7MB in the beginning and 87.3MB in the end (delta: -31.6MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2023-12-02 13:22:36,191 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2105.66ms. Allocated memory was 90.2MB in the beginning and 151.0MB in the end (delta: 60.8MB). Free memory was 55.7MB in the beginning and 87.3MB in the end (delta: -31.6MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield initialization de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield initialization: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.constructAddressForStructField(InitializationHandler.java:1125) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield initialization