./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 527bcce2 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_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/config/AutomizerMemDerefMemtrack.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_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:04:53,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:04:53,964 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-11-21 22:04:53,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:04:53,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:04:54,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:04:54,007 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:04:54,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:04:54,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:04:54,015 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:04:54,016 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:04:54,016 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:04:54,017 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:04:54,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:04:54,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:04:54,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:04:54,020 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 22:04:54,020 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 22:04:54,021 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 22:04:54,021 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:04:54,022 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:04:54,022 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:04:54,023 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:04:54,024 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:04:54,024 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:04:54,024 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:04:54,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:04:54,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:04:54,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:04:54,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:04:54,028 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:04:54,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:04:54,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:04:54,028 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:04:54,029 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:04:54,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:04:54,029 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 [2023-11-21 22:04:54,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:04:54,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:04:54,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:04:54,394 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:04:54,396 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:04:54,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-21 22:04:57,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:04:58,035 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:04:58,036 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-21 22:04:58,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/data/fc61947bc/af5caaffad314186aa5eba4a5a76755c/FLAG0b55e8f75 [2023-11-21 22:04:58,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/data/fc61947bc/af5caaffad314186aa5eba4a5a76755c [2023-11-21 22:04:58,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:04:58,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:04:58,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:04:58,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:04:58,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:04:58,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:58" (1/1) ... [2023-11-21 22:04:58,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ecb0ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58, skipping insertion in model container [2023-11-21 22:04:58,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:58" (1/1) ... [2023-11-21 22:04:58,252 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:04:59,759 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,772 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,789 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,797 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,807 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,815 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,824 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,831 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,833 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,858 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-21 22:04:59,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:04:59,976 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) [2023-11-21 22:04:59,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e61985b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:59, skipping insertion in model container [2023-11-21 22:04:59,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:04:59,978 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-21 22:04:59,981 INFO L158 Benchmark]: Toolchain (without parser) took 1878.39ms. Allocated memory is still 151.0MB. Free memory was 102.8MB in the beginning and 66.3MB in the end (delta: 36.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 22:04:59,982 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 117.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:04:59,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1873.56ms. Allocated memory is still 151.0MB. Free memory was 102.6MB in the beginning and 66.3MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 22:04:59,984 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 117.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1873.56ms. Allocated memory is still 151.0MB. Free memory was 102.6MB in the beginning and 66.3MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/config/AutomizerMemDerefMemtrack.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_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:05:02,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:05:02,662 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-11-21 22:05:02,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:05:02,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:05:02,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:05:02,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:05:02,727 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:05:02,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:05:02,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:05:02,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:05:02,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:05:02,730 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:05:02,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:05:02,736 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:05:02,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:05:02,738 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 22:05:02,738 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 22:05:02,739 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 22:05:02,740 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:05:02,740 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:05:02,741 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:05:02,741 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:05:02,742 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:05:02,742 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:05:02,743 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:05:02,744 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:05:02,744 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:05:02,745 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:05:02,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:02,746 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:05:02,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:05:02,747 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:05:02,747 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:05:02,748 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:05:02,748 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:05:02,748 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:05:02,748 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:05:02,749 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:05:02,750 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 [2023-11-21 22:05:03,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:05:03,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:05:03,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:05:03,212 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:05:03,212 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:05:03,214 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-21 22:05:06,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:05:07,006 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:05:07,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-21 22:05:07,059 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/data/ee9511900/c190fb692a6c4f268e62436f51e87993/FLAG3bb90b180 [2023-11-21 22:05:07,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/data/ee9511900/c190fb692a6c4f268e62436f51e87993 [2023-11-21 22:05:07,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:05:07,089 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:05:07,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:07,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:05:07,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:05:07,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:07" (1/1) ... [2023-11-21 22:05:07,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3efdb781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:07, skipping insertion in model container [2023-11-21 22:05:07,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:07" (1/1) ... [2023-11-21 22:05:07,306 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:05:09,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:09,061 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 22:05:09,124 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:05:09,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:09,513 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:05:09,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:10,091 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:05:10,100 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:05:10,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10 WrapperNode [2023-11-21 22:05:10,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:10,103 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:10,103 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:05:10,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:05:10,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,338 INFO L138 Inliner]: procedures = 174, calls = 1255, calls flagged for inlining = 72, calls inlined = 72, statements flattened = 2935 [2023-11-21 22:05:10,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:10,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:05:10,340 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:05:10,340 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:05:10,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:05:10,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:05:10,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:05:10,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:05:10,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2023-11-21 22:05:10,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:10,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:10,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:05:10,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:05:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2023-11-21 22:05:10,666 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2023-11-21 22:05:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-21 22:05:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-21 22:05:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 22:05:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:05:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-21 22:05:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:05:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:05:10,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:05:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2023-11-21 22:05:10,668 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2023-11-21 22:05:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2023-11-21 22:05:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2023-11-21 22:05:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2023-11-21 22:05:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2023-11-21 22:05:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2023-11-21 22:05:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2023-11-21 22:05:10,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 22:05:10,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 22:05:10,671 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-21 22:05:10,671 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-21 22:05:10,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:05:10,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:05:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2023-11-21 22:05:10,672 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2023-11-21 22:05:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2023-11-21 22:05:10,672 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2023-11-21 22:05:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-11-21 22:05:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-11-21 22:05:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:05:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:05:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 22:05:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 22:05:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2023-11-21 22:05:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2023-11-21 22:05:10,674 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-21 22:05:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-21 22:05:10,674 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-21 22:05:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-21 22:05:10,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:05:10,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:05:10,675 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-21 22:05:10,675 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-21 22:05:10,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-11-21 22:05:10,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2023-11-21 22:05:10,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2023-11-21 22:05:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-11-21 22:05:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-21 22:05:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-11-21 22:05:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:05:10,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:05:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_strlen [2023-11-21 22:05:10,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_strlen [2023-11-21 22:05:10,677 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2023-11-21 22:05:10,677 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2023-11-21 22:05:10,677 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2023-11-21 22:05:10,677 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2023-11-21 22:05:10,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:05:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:05:10,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:05:10,678 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2023-11-21 22:05:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2023-11-21 22:05:10,678 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2023-11-21 22:05:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2023-11-21 22:05:10,679 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2023-11-21 22:05:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2023-11-21 22:05:10,679 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2023-11-21 22:05:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2023-11-21 22:05:10,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:05:10,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 22:05:10,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 22:05:10,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:05:10,680 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2023-11-21 22:05:10,680 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2023-11-21 22:05:10,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:05:10,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-11-21 22:05:10,681 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2023-11-21 22:05:10,713 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2023-11-21 22:05:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-11-21 22:05:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 22:05:10,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 22:05:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2023-11-21 22:05:10,714 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2023-11-21 22:05:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2023-11-21 22:05:10,714 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2023-11-21 22:05:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-11-21 22:05:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2023-11-21 22:05:10,715 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2023-11-21 22:05:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2023-11-21 22:05:10,715 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2023-11-21 22:05:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:05:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-21 22:05:10,716 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-21 22:05:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-21 22:05:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-21 22:05:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:05:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 22:05:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:05:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2023-11-21 22:05:10,717 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2023-11-21 22:05:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-21 22:05:10,717 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-21 22:05:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2023-11-21 22:05:10,717 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2023-11-21 22:05:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 22:05:10,717 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 22:05:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 22:05:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-11-21 22:05:10,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-11-21 22:05:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 22:05:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-11-21 22:05:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 22:05:10,718 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 22:05:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-21 22:05:10,719 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-21 22:05:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-21 22:05:10,719 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-21 22:05:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-11-21 22:05:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2023-11-21 22:05:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2023-11-21 22:05:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2023-11-21 22:05:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2023-11-21 22:05:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2023-11-21 22:05:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2023-11-21 22:05:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2023-11-21 22:05:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2023-11-21 22:05:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2023-11-21 22:05:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2023-11-21 22:05:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2023-11-21 22:05:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2023-11-21 22:05:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 22:05:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 22:05:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-21 22:05:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:05:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:05:11,428 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:05:11,434 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:05:12,239 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:05:12,719 WARN L820 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-21 22:05:39,174 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:05:40,067 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:05:40,067 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:05:40,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:40 BoogieIcfgContainer [2023-11-21 22:05:40,070 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:05:40,074 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:05:40,074 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:05:40,078 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:05:40,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:05:07" (1/3) ... [2023-11-21 22:05:40,081 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@684747f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:05:40, skipping insertion in model container [2023-11-21 22:05:40,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (2/3) ... [2023-11-21 22:05:40,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@684747f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:05:40, skipping insertion in model container [2023-11-21 22:05:40,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:40" (3/3) ... [2023-11-21 22:05:40,088 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2023-11-21 22:05:40,110 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:05:40,110 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 963 error locations. [2023-11-21 22:05:40,218 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:05:40,228 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=PETRI_NET, 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;@760b85ac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:05:40,228 INFO L358 AbstractCegarLoop]: Starting to check reachability of 963 error locations. [2023-11-21 22:05:40,243 INFO L276 IsEmpty]: Start isEmpty. Operand has 2365 states, 1103 states have (on average 2.126019945602901) internal successors, (2345), 2078 states have internal predecessors, (2345), 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) [2023-11-21 22:05:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 22:05:40,263 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:40,264 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] [2023-11-21 22:05:40,265 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)] === [2023-11-21 22:05:40,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:40,273 INFO L85 PathProgramCache]: Analyzing trace with hash -465245132, now seen corresponding path program 1 times [2023-11-21 22:05:40,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:40,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1565507206] [2023-11-21 22:05:40,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:40,293 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 [2023-11-21 22:05:40,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:40,297 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:40,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df06d744-cc66-4efa-b61a-ca7d6b94d942/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:41,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:05:41,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:41,709 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 22:05:41,710 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:41,710 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:41,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1565507206] [2023-11-21 22:05:41,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1565507206] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:41,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:41,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:05:41,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888498317] [2023-11-21 22:05:41,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:41,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:05:41,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:41,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:05:41,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:05:41,759 INFO L87 Difference]: Start difference. First operand has 2365 states, 1103 states have (on average 2.126019945602901) internal successors, (2345), 2078 states have internal predecessors, (2345), 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) [2023-11-21 22:05:43,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []