./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire --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 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:37:23,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:37:23,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-11-23 20:37:23,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:37:23,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:37:23,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:37:23,833 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:37:23,834 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:37:23,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:37:23,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:37:23,836 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:37:23,837 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:37:23,838 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:37:23,839 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:37:23,839 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:37:23,840 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:37:23,840 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:37:23,841 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:37:23,842 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:37:23,842 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:37:23,843 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:37:23,844 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:37:23,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:37:23,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:37:23,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:37:23,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:37:23,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:37:23,847 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:37:23,848 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:37:23,859 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:37:23,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:37:23,860 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:37:23,860 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:37:23,861 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:37:23,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:37:23,862 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:37:23,862 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:37:23,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:23,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:37:23,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:37:23,864 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:37:23,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:37:23,865 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:37:23,865 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:37:23,865 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:37:23,866 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_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 [2023-11-23 20:37:24,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:37:24,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:37:24,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:37:24,140 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:37:24,140 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:37:24,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-23 20:37:27,264 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:37:27,865 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:37:27,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-23 20:37:27,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/data/459e10674/b5a85f9e7c494302aa1758c8d30a6756/FLAG8ae59d2d4 [2023-11-23 20:37:27,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/data/459e10674/b5a85f9e7c494302aa1758c8d30a6756 [2023-11-23 20:37:27,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:37:27,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:37:27,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:27,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:37:27,970 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:37:27,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24c41ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27, skipping insertion in model container [2023-11-23 20:37:27,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:28,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:37:29,688 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,695 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,708 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,714 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,725 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,732 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,740 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,747 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,750 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,773 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:37:29,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:29,898 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) [2023-11-23 20:37:29,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62cf7040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:29, skipping insertion in model container [2023-11-23 20:37:29,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:29,900 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 20:37:29,903 INFO L158 Benchmark]: Toolchain (without parser) took 1938.92ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 85.4MB in the beginning and 136.7MB in the end (delta: -51.3MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2023-11-23 20:37:29,904 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 140.5MB. Free memory was 108.0MB in the beginning and 107.9MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:37:29,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1935.78ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 84.9MB in the beginning and 136.7MB in the end (delta: -51.8MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2023-11-23 20:37:29,908 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 140.5MB. Free memory was 108.0MB in the beginning and 107.9MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1935.78ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 84.9MB in the beginning and 136.7MB in the end (delta: -51.8MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4215]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire --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 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:37:32,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:37:32,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2023-11-23 20:37:32,609 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:37:32,610 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:37:32,661 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:37:32,662 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:37:32,663 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:37:32,664 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:37:32,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:37:32,669 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:37:32,670 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:37:32,670 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:37:32,672 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:37:32,672 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:37:32,673 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:37:32,673 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:37:32,674 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:37:32,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:37:32,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:37:32,676 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:37:32,678 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:37:32,678 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:37:32,679 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:37:32,679 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:37:32,680 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:37:32,680 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:37:32,680 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:37:32,681 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:37:32,681 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:37:32,682 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:37:32,682 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:37:32,682 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:37:32,682 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:37:32,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:32,683 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:37:32,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:37:32,683 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:37:32,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:37:32,684 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:37:32,684 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:37:32,686 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:37:32,686 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_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 [2023-11-23 20:37:33,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:37:33,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:37:33,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:37:33,130 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:37:33,130 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:37:33,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-23 20:37:36,491 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:37:37,069 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:37:37,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-23 20:37:37,103 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/data/6ab1c1382/9d24058c6416444a8eaa2c3f9efa6e8a/FLAG8374ab8cb [2023-11-23 20:37:37,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/data/6ab1c1382/9d24058c6416444a8eaa2c3f9efa6e8a [2023-11-23 20:37:37,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:37:37,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:37:37,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:37,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:37:37,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:37:37,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:37" (1/1) ... [2023-11-23 20:37:37,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69273b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:37, skipping insertion in model container [2023-11-23 20:37:37,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:37" (1/1) ... [2023-11-23 20:37:37,292 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:37:38,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:38,738 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:37:38,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:37:39,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:39,228 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:37:39,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:39,757 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:37:39,765 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:37:39,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39 WrapperNode [2023-11-23 20:37:39,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:39,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:39,768 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:37:39,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:37:39,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:39,867 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,028 INFO L138 Inliner]: procedures = 174, calls = 1255, calls flagged for inlining = 72, calls inlined = 72, statements flattened = 2935 [2023-11-23 20:37:40,029 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:40,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:37:40,030 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:37:40,031 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:37:40,041 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,230 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,386 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,446 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:37:40,447 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:37:40,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:37:40,448 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:37:40,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (1/1) ... [2023-11-23 20:37:40,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:40,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:37:40,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:37:40,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:37:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2023-11-23 20:37:40,557 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2023-11-23 20:37:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 20:37:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-23 20:37:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:37:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:37:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-23 20:37:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:37:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 20:37:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 20:37:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2023-11-23 20:37:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2023-11-23 20:37:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2023-11-23 20:37:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2023-11-23 20:37:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2023-11-23 20:37:40,560 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2023-11-23 20:37:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2023-11-23 20:37:40,560 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2023-11-23 20:37:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 20:37:40,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 20:37:40,561 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-23 20:37:40,561 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-23 20:37:40,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 20:37:40,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 20:37:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2023-11-23 20:37:40,562 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2023-11-23 20:37:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2023-11-23 20:37:40,562 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2023-11-23 20:37:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-11-23 20:37:40,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-11-23 20:37:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 20:37:40,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 20:37:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 20:37:40,563 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 20:37:40,564 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2023-11-23 20:37:40,564 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2023-11-23 20:37:40,564 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 20:37:40,564 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 20:37:40,564 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-23 20:37:40,564 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-23 20:37:40,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 20:37:40,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 20:37:40,565 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-23 20:37:40,565 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-23 20:37:40,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-11-23 20:37:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2023-11-23 20:37:40,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2023-11-23 20:37:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-11-23 20:37:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-23 20:37:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-11-23 20:37:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 20:37:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 20:37:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_strlen [2023-11-23 20:37:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_strlen [2023-11-23 20:37:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2023-11-23 20:37:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2023-11-23 20:37:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2023-11-23 20:37:40,568 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2023-11-23 20:37:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:37:40,568 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:37:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:37:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2023-11-23 20:37:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2023-11-23 20:37:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2023-11-23 20:37:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2023-11-23 20:37:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2023-11-23 20:37:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2023-11-23 20:37:40,570 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2023-11-23 20:37:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2023-11-23 20:37:40,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:37:40,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 20:37:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 20:37:40,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:37:40,571 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2023-11-23 20:37:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2023-11-23 20:37:40,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:37:40,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-11-23 20:37:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2023-11-23 20:37:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2023-11-23 20:37:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-11-23 20:37:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-23 20:37:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-23 20:37:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2023-11-23 20:37:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2023-11-23 20:37:40,573 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2023-11-23 20:37:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2023-11-23 20:37:40,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-11-23 20:37:40,573 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2023-11-23 20:37:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2023-11-23 20:37:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2023-11-23 20:37:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2023-11-23 20:37:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:37:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 20:37:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 20:37:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 20:37:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-23 20:37:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:37:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:37:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:37:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2023-11-23 20:37:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2023-11-23 20:37:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-23 20:37:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-23 20:37:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2023-11-23 20:37:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2023-11-23 20:37:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 20:37:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 20:37:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:37:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-11-23 20:37:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-11-23 20:37:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:37:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-11-23 20:37:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 20:37:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 20:37:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 20:37:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 20:37:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 20:37:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 20:37:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-11-23 20:37:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2023-11-23 20:37:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2023-11-23 20:37:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2023-11-23 20:37:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2023-11-23 20:37:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2023-11-23 20:37:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2023-11-23 20:37:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2023-11-23 20:37:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2023-11-23 20:37:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2023-11-23 20:37:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2023-11-23 20:37:40,581 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2023-11-23 20:37:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2023-11-23 20:37:40,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 20:37:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 20:37:40,581 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-23 20:37:40,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:37:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:37:41,330 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:37:41,337 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:37:42,278 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 20:37:42,758 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-23 20:38:09,387 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:38:09,811 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:38:09,811 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:38:09,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:38:09 BoogieIcfgContainer [2023-11-23 20:38:09,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:38:09,817 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:38:09,818 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:38:09,822 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:38:09,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:37:37" (1/3) ... [2023-11-23 20:38:09,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6687448 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:38:09, skipping insertion in model container [2023-11-23 20:38:09,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:39" (2/3) ... [2023-11-23 20:38:09,829 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6687448 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:38:09, skipping insertion in model container [2023-11-23 20:38:09,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:38:09" (3/3) ... [2023-11-23 20:38:09,831 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-23 20:38:09,856 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:38:09,857 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 963 error locations. [2023-11-23 20:38:09,977 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:38:09,990 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@55f01be4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:38:09,991 INFO L358 AbstractCegarLoop]: Starting to check reachability of 963 error locations. [2023-11-23 20:38:10,006 INFO L276 IsEmpty]: Start isEmpty. Operand has 2403 states, 1141 states have (on average 2.1130587204206837) internal successors, (2411), 2116 states have internal predecessors, (2411), 249 states have call successors, (249), 53 states have call predecessors, (249), 52 states have return successors, (242), 242 states have call predecessors, (242), 242 states have call successors, (242) [2023-11-23 20:38:10,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:38:10,021 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:38:10,022 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:38:10,023 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [si4713_set_rds_radio_textErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, si4713_set_rds_radio_textErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 961 more)] === [2023-11-23 20:38:10,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:38:10,031 INFO L85 PathProgramCache]: Analyzing trace with hash -465245132, now seen corresponding path program 1 times [2023-11-23 20:38:10,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:38:10,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [163236951] [2023-11-23 20:38:10,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:38:10,054 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:38:10,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:38:10,062 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:38:10,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41397fe-cd1b-456b-86fe-85ef0b319737/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:38:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:38:11,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:38:11,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:38:11,597 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:38:11,597 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:38:11,598 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:38:11,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [163236951] [2023-11-23 20:38:11,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [163236951] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:38:11,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:38:11,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:38:11,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311917820] [2023-11-23 20:38:11,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:38:11,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:38:11,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:38:11,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:38:11,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:38:11,656 INFO L87 Difference]: Start difference. First operand has 2403 states, 1141 states have (on average 2.1130587204206837) internal successors, (2411), 2116 states have internal predecessors, (2411), 249 states have call successors, (249), 53 states have call predecessors, (249), 52 states have return successors, (242), 242 states have call predecessors, (242), 242 states have call successors, (242) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-23 20:38:13,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []