./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash af887d73ff2b45ab6c14a54cf187323913ea5326b8102f917985c313a460621f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 20:48:45,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 20:48:45,883 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-24 20:48:45,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 20:48:45,889 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 20:48:45,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 20:48:45,917 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 20:48:45,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 20:48:45,918 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 20:48:45,919 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 20:48:45,919 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 20:48:45,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 20:48:45,920 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 20:48:45,920 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 20:48:45,920 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 20:48:45,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 20:48:45,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 20:48:45,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 20:48:45,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 20:48:45,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 20:48:45,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 20:48:45,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 20:48:45,924 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 20:48:45,924 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-24 20:48:45,924 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 20:48:45,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 20:48:45,925 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 20:48:45,925 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 20:48:45,926 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 20:48:45,926 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 20:48:45,926 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 20:48:45,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 20:48:45,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 20:48:45,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 20:48:45,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 20:48:45,928 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 20:48:45,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 20:48:45,929 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 20:48:45,929 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 20:48:45,929 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 20:48:45,930 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 20:48:45,930 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af887d73ff2b45ab6c14a54cf187323913ea5326b8102f917985c313a460621f [2024-10-24 20:48:46,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 20:48:46,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 20:48:46,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 20:48:46,204 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 20:48:46,205 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 20:48:46,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i [2024-10-24 20:48:47,700 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 20:48:48,187 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 20:48:48,188 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i [2024-10-24 20:48:48,232 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ad8a1799/86f7eda95cc947a381736e1f43b326d3/FLAGf20daa6f1 [2024-10-24 20:48:48,246 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ad8a1799/86f7eda95cc947a381736e1f43b326d3 [2024-10-24 20:48:48,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 20:48:48,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 20:48:48,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 20:48:48,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 20:48:48,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 20:48:48,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:48:48" (1/1) ... [2024-10-24 20:48:48,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@134eaed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:48, skipping insertion in model container [2024-10-24 20:48:48,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:48:48" (1/1) ... [2024-10-24 20:48:48,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 20:48:48,908 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5334] [2024-10-24 20:48:48,909 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5335-5336] [2024-10-24 20:48:49,065 WARN L636 FunctionHandler]: implicit declaration of function ldv_assume [2024-10-24 20:48:49,066 WARN L636 FunctionHandler]: implicit declaration of function ldv_is_err [2024-10-24 20:48:50,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 20:48:50,045 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 20:48:50,139 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5334] [2024-10-24 20:48:50,140 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5335-5336] [2024-10-24 20:48:50,142 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5418] [2024-10-24 20:48:50,144 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("rep; bsf %1,%0": "=r" (word): "r" (~ word)); [5431] [2024-10-24 20:48:50,148 WARN L636 FunctionHandler]: implicit declaration of function ldv_assume [2024-10-24 20:48:50,150 WARN L636 FunctionHandler]: implicit declaration of function ldv_is_err [2024-10-24 20:48:50,543 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--net--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/1383/dscv_tempdir/dscv/ri/43_2a/net/sched/sch_cbq.o.c.prepared"), "i" (1998), "i" (12UL)); [8477-8478] [2024-10-24 20:48:50,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 20:48:50,635 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ldv_is_err, ldv_assume [2024-10-24 20:48:50,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f050612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:50, skipping insertion in model container [2024-10-24 20:48:50,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 20:48:50,639 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-24 20:48:50,641 INFO L158 Benchmark]: Toolchain (without parser) took 2390.59ms. Allocated memory was 148.9MB in the beginning and 209.7MB in the end (delta: 60.8MB). Free memory was 81.8MB in the beginning and 125.3MB in the end (delta: -43.5MB). Peak memory consumption was 132.0MB. Max. memory is 16.1GB. [2024-10-24 20:48:50,641 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 148.9MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 20:48:50,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2388.25ms. Allocated memory was 148.9MB in the beginning and 209.7MB in the end (delta: 60.8MB). Free memory was 81.4MB in the beginning and 125.3MB in the end (delta: -43.9MB). Peak memory consumption was 132.0MB. Max. memory is 16.1GB. [2024-10-24 20:48:50,644 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 148.9MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2388.25ms. Allocated memory was 148.9MB in the beginning and 209.7MB in the end (delta: 60.8MB). Free memory was 81.4MB in the beginning and 125.3MB in the end (delta: -43.9MB). Peak memory consumption was 132.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5418]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5418] - GenericResultAtLocation [Line: 5431]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("rep; bsf %1,%0": "=r" (word): "r" (~ word)); [5431] - GenericResultAtLocation [Line: 8477]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--net--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/1383/dscv_tempdir/dscv/ri/43_2a/net/sched/sch_cbq.o.c.prepared"), "i" (1998), "i" (12UL)); [8477-8478] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: ldv_is_err, ldv_assume 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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash af887d73ff2b45ab6c14a54cf187323913ea5326b8102f917985c313a460621f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 20:48:52,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 20:48:52,813 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-24 20:48:52,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 20:48:52,821 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 20:48:52,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-24 20:48:52,854 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 20:48:52,855 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 20:48:52,856 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 20:48:52,857 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 20:48:52,857 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 20:48:52,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 20:48:52,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 20:48:52,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 20:48:52,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 20:48:52,861 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 20:48:52,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 20:48:52,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 20:48:52,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 20:48:52,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 20:48:52,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 20:48:52,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 20:48:52,867 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 20:48:52,867 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 20:48:52,868 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 20:48:52,868 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-24 20:48:52,868 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 20:48:52,869 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 20:48:52,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 20:48:52,869 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 20:48:52,870 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 20:48:52,870 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 20:48:52,870 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 20:48:52,871 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 20:48:52,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 20:48:52,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 20:48:52,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 20:48:52,873 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 20:48:52,873 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 20:48:52,874 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 20:48:52,874 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 20:48:52,875 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 20:48:52,875 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 20:48:52,875 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 20:48:52,875 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 20:48:52,876 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af887d73ff2b45ab6c14a54cf187323913ea5326b8102f917985c313a460621f [2024-10-24 20:48:53,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 20:48:53,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 20:48:53,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 20:48:53,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 20:48:53,235 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 20:48:53,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i [2024-10-24 20:48:54,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 20:48:55,354 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 20:48:55,355 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i [2024-10-24 20:48:55,398 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e50e13d2/42a305d3276c43b097ea87e8e73e47d6/FLAG383a16c52 [2024-10-24 20:48:55,410 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e50e13d2/42a305d3276c43b097ea87e8e73e47d6 [2024-10-24 20:48:55,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 20:48:55,413 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 20:48:55,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 20:48:55,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 20:48:55,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 20:48:55,423 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:48:55" (1/1) ... [2024-10-24 20:48:55,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f9f142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:55, skipping insertion in model container [2024-10-24 20:48:55,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:48:55" (1/1) ... [2024-10-24 20:48:55,536 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 20:48:56,116 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5334] [2024-10-24 20:48:56,116 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5335-5336] [2024-10-24 20:48:56,308 WARN L636 FunctionHandler]: implicit declaration of function ldv_assume [2024-10-24 20:48:56,309 WARN L636 FunctionHandler]: implicit declaration of function ldv_is_err [2024-10-24 20:48:57,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 20:48:57,360 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-24 20:48:57,452 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 20:48:57,607 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5334] [2024-10-24 20:48:57,607 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5335-5336] [2024-10-24 20:48:57,618 WARN L636 FunctionHandler]: implicit declaration of function ldv_assume [2024-10-24 20:48:57,618 WARN L636 FunctionHandler]: implicit declaration of function ldv_is_err [2024-10-24 20:48:57,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 20:48:57,867 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 20:48:57,995 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5334] [2024-10-24 20:48:57,995 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5335-5336] [2024-10-24 20:48:57,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5418] [2024-10-24 20:48:58,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("rep; bsf %1,%0": "=r" (word): "r" (~ word)); [5431] [2024-10-24 20:48:58,005 WARN L636 FunctionHandler]: implicit declaration of function ldv_assume [2024-10-24 20:48:58,008 WARN L636 FunctionHandler]: implicit declaration of function ldv_is_err [2024-10-24 20:48:58,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--net--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/1383/dscv_tempdir/dscv/ri/43_2a/net/sched/sch_cbq.o.c.prepared"), "i" (1998), "i" (12UL)); [8477-8478] [2024-10-24 20:48:58,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 20:48:58,464 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ldv_is_err, ldv_assume [2024-10-24 20:48:58,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52e5481a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:58, skipping insertion in model container [2024-10-24 20:48:58,466 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 20:48:58,467 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-24 20:48:58,469 INFO L158 Benchmark]: Toolchain (without parser) took 3054.35ms. Allocated memory was 71.3MB in the beginning and 220.2MB in the end (delta: 148.9MB). Free memory was 43.7MB in the beginning and 105.0MB in the end (delta: -61.3MB). Peak memory consumption was 93.5MB. Max. memory is 16.1GB. [2024-10-24 20:48:58,469 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 33.5MB in the beginning and 33.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 20:48:58,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3052.31ms. Allocated memory was 71.3MB in the beginning and 220.2MB in the end (delta: 148.9MB). Free memory was 43.4MB in the beginning and 105.0MB in the end (delta: -61.5MB). Peak memory consumption was 93.5MB. Max. memory is 16.1GB. [2024-10-24 20:48:58,472 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 33.5MB in the beginning and 33.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3052.31ms. Allocated memory was 71.3MB in the beginning and 220.2MB in the end (delta: 148.9MB). Free memory was 43.4MB in the beginning and 105.0MB in the end (delta: -61.5MB). Peak memory consumption was 93.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5418]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5418] - GenericResultAtLocation [Line: 5431]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("rep; bsf %1,%0": "=r" (word): "r" (~ word)); [5431] - GenericResultAtLocation [Line: 8477]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--net--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/1383/dscv_tempdir/dscv/ri/43_2a/net/sched/sch_cbq.o.c.prepared"), "i" (1998), "i" (12UL)); [8477-8478] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: ldv_is_err, ldv_assume RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN