./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0c3010ce5e1d1499df5a7edf91735fcbf8e6e49f56d21e0e77b6af352c375fd6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:54:35,386 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:54:35,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:54:35,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:54:35,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:54:35,556 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:54:35,557 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:54:35,557 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:54:35,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:54:35,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:54:35,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:54:35,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:54:35,567 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:54:35,569 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:54:35,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:54:35,570 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:54:35,570 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:54:35,571 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:54:35,571 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:54:35,571 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:54:35,572 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:54:35,573 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:54:35,573 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:54:35,574 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:54:35,574 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:54:35,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:35,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:54:35,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:54:35,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:54:35,576 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:54:35,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:54:35,578 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:54:35,578 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:54:35,579 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:54:35,579 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:54:35,579 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:54:35,579 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_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c3010ce5e1d1499df5a7edf91735fcbf8e6e49f56d21e0e77b6af352c375fd6 [2023-11-19 07:54:35,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:54:35,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:54:35,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:54:35,923 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:54:35,924 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:54:35,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i [2023-11-19 07:54:38,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:54:39,830 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:54:39,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i [2023-11-19 07:54:39,888 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/data/b90f67c8f/da2669ab78864fc9a312d2c36689f465/FLAG9a57d3a00 [2023-11-19 07:54:39,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/data/b90f67c8f/da2669ab78864fc9a312d2c36689f465 [2023-11-19 07:54:39,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:54:39,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:54:39,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:39,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:54:39,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:54:39,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:39" (1/1) ... [2023-11-19 07:54:39,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d796264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:39, skipping insertion in model container [2023-11-19 07:54:39,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:39" (1/1) ... [2023-11-19 07:54:40,158 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:54:40,899 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4571] [2023-11-19 07:54:40,900 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4572-4573] [2023-11-19 07:54:41,545 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i[141860,141873] [2023-11-19 07:54:43,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:43,321 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:54:43,438 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4571] [2023-11-19 07:54:43,439 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4572-4573] [2023-11-19 07:54:43,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4666] [2023-11-19 07:54:43,443 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4669] [2023-11-19 07:54:43,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4672] [2023-11-19 07:54:43,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4675] [2023-11-19 07:54:43,446 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [4704-4705] [2023-11-19 07:54:43,446 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4710-4712] [2023-11-19 07:54:43,449 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [4796] [2023-11-19 07:54:43,450 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4804] [2023-11-19 07:54:43,450 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4811] [2023-11-19 07:54:43,454 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i[141860,141873] [2023-11-19 07:54:43,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [5798] [2023-11-19 07:54:43,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [6699-6700] [2023-11-19 07:54:43,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [6704-6705] [2023-11-19 07:54:43,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [6709-6710] [2023-11-19 07:54:43,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [6714-6715] [2023-11-19 07:54:43,688 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6787] [2023-11-19 07:54:43,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6806] [2023-11-19 07:54:43,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6808] [2023-11-19 07:54:43,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6868] [2023-11-19 07:54:43,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6904] [2023-11-19 07:54:43,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6906] [2023-11-19 07:54:43,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6914] [2023-11-19 07:54:43,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6923] [2023-11-19 07:54:43,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (user_msg), "i" (4UL)); [7318-7319] [2023-11-19 07:54:43,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___0), "=r" (__val_gu___0): "0" (user_reply), "i" (4UL)); [7338-7339] [2023-11-19 07:54:43,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___1), "=r" (__val_gu___1): "0" (user_msg), "i" (4UL)); [7442-7443] [2023-11-19 07:54:43,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7747] [2023-11-19 07:54:43,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7821] [2023-11-19 07:54:43,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7822] [2023-11-19 07:54:43,865 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--drivers--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/5440/dscv_tempdir/dscv/ri/43_2a/drivers/scsi/dpt_i2o.o.c.prepared"), "i" (2350), "i" (12UL)); [7921-7922] [2023-11-19 07:54:43,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8526] [2023-11-19 07:54:43,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8548] [2023-11-19 07:54:43,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8550] [2023-11-19 07:54:43,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8568] [2023-11-19 07:54:43,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8604] [2023-11-19 07:54:43,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8613] [2023-11-19 07:54:43,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8646] [2023-11-19 07:54:43,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8684] [2023-11-19 07:54:43,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8714] [2023-11-19 07:54:43,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8722] [2023-11-19 07:54:43,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:44,122 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:54:44,122 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:54:44,122 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:54:44,131 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:54:44,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44 WrapperNode [2023-11-19 07:54:44,132 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:44,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:44,134 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:54:44,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:54:44,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,530 INFO L138 Inliner]: procedures = 250, calls = 2527, calls flagged for inlining = 130, calls inlined = 128, statements flattened = 7021 [2023-11-19 07:54:44,530 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:44,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:54:44,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:54:44,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:54:44,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,599 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,599 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,793 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,879 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,919 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:54:44,920 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:54:44,921 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:54:44,921 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:54:44,922 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (1/1) ... [2023-11-19 07:54:44,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:44,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:44,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:54:44,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb1ee283-a094-42f7-897e-6c2ff178723b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:54:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_cmd_from_context [2023-11-19 07:54:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_cmd_from_context [2023-11-19 07:54:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-19 07:54:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:54:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:54:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 07:54:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 07:54:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:54:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:54:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_delete_hba [2023-11-19 07:54:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_delete_hba [2023-11-19 07:54:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2023-11-19 07:54:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2023-11-19 07:54:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2023-11-19 07:54:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2023-11-19 07:54:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 07:54:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 07:54:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 07:54:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 07:54:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:54:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:54:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_status_get [2023-11-19 07:54:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_status_get [2023-11-19 07:54:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_build_sys_table [2023-11-19 07:54:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_build_sys_table [2023-11-19 07:54:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2023-11-19 07:54:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2023-11-19 07:54:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_online_hba [2023-11-19 07:54:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_online_hba [2023-11-19 07:54:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2023-11-19 07:54:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2023-11-19 07:54:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_iterate_devices [2023-11-19 07:54:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_iterate_devices [2023-11-19 07:54:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-11-19 07:54:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-11-19 07:54:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 07:54:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 07:54:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:54:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:54:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_2 [2023-11-19 07:54:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_2 [2023-11-19 07:54:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2023-11-19 07:54:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2023-11-19 07:54:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:54:45,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:54:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_query_scalar [2023-11-19 07:54:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_query_scalar [2023-11-19 07:54:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2023-11-19 07:54:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2023-11-19 07:54:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:54:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:54:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:54:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:54:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_hba_reset [2023-11-19 07:54:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_hba_reset [2023-11-19 07:54:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:54:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 07:54:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:54:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 07:54:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 07:54:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2023-11-19 07:54:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2023-11-19 07:54:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:54:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:54:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:54:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 07:54:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 07:54:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:54:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-19 07:54:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-19 07:54:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:54:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:54:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_lct_get [2023-11-19 07:54:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_lct_get [2023-11-19 07:54:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:54:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:54:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:54:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:54:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 07:54:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 07:54:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_reparse_lct [2023-11-19 07:54:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_reparse_lct [2023-11-19 07:54:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 07:54:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 07:54:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_post_wait [2023-11-19 07:54:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_post_wait [2023-11-19 07:54:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:54:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:54:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:54:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-19 07:54:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-19 07:54:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2023-11-19 07:54:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2023-11-19 07:54:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:54:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:54:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:54:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:54:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_adjust_queue_depth [2023-11-19 07:54:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_adjust_queue_depth [2023-11-19 07:54:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:54:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_activate_hba [2023-11-19 07:54:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_activate_hba [2023-11-19 07:54:45,039 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-19 07:54:45,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-19 07:54:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:54:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_ioctl [2023-11-19 07:54:45,040 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_ioctl [2023-11-19 07:54:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_reset_hba [2023-11-19 07:54:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_reset_hba [2023-11-19 07:54:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:54:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:54:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_read_blink_led [2023-11-19 07:54:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_read_blink_led [2023-11-19 07:54:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 07:54:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 07:54:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-19 07:54:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-19 07:54:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:54:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:54:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:54:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 07:54:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 07:54:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_send_nop [2023-11-19 07:54:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_send_nop [2023-11-19 07:54:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 07:54:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 07:54:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:54:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:54:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:54:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_install_device [2023-11-19 07:54:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_install_device [2023-11-19 07:54:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure dpt_dma64 [2023-11-19 07:54:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dpt_dma64 [2023-11-19 07:54:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-19 07:54:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-19 07:54:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:54:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_cmd_to_context [2023-11-19 07:54:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_cmd_to_context [2023-11-19 07:54:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:54:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:54:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-19 07:54:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-19 07:54:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:54:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:54:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-19 07:54:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-19 07:54:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 07:54:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 07:54:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_set_state [2023-11-19 07:54:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_set_state [2023-11-19 07:54:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-19 07:54:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-19 07:54:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_online [2023-11-19 07:54:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_online [2023-11-19 07:54:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_post_this [2023-11-19 07:54:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_post_this [2023-11-19 07:54:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 07:54:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 07:54:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-19 07:54:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-19 07:54:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_sys_shutdown [2023-11-19 07:54:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_sys_shutdown [2023-11-19 07:54:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 07:54:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 07:54:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 07:54:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 07:54:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:54:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_report_hba_unit [2023-11-19 07:54:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_report_hba_unit [2023-11-19 07:54:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-11-19 07:54:45,150 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-11-19 07:54:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-11-19 07:54:45,150 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-11-19 07:54:45,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:54:45,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:54:45,151 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 07:54:45,151 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 07:54:46,092 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:54:46,098 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:54:46,765 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:55:02,221 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:55:02,254 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:55:02,255 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:55:02,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:02 BoogieIcfgContainer [2023-11-19 07:55:02,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:55:02,280 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:55:02,280 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:55:02,283 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:55:02,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:54:39" (1/3) ... [2023-11-19 07:55:02,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd9a03f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:02, skipping insertion in model container [2023-11-19 07:55:02,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:44" (2/3) ... [2023-11-19 07:55:02,286 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd9a03f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:02, skipping insertion in model container [2023-11-19 07:55:02,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:02" (3/3) ... [2023-11-19 07:55:02,288 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i [2023-11-19 07:55:02,306 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:55:02,307 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:55:02,422 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:55:02,443 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=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@342d922b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:55:02,450 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:55:02,489 INFO L276 IsEmpty]: Start isEmpty. Operand has 2368 states, 1721 states have (on average 1.3864032539221383) internal successors, (2386), 1745 states have internal predecessors, (2386), 567 states have call successors, (567), 79 states have call predecessors, (567), 78 states have return successors, (561), 560 states have call predecessors, (561), 561 states have call successors, (561) [2023-11-19 07:55:02,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 07:55:02,536 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:55:02,537 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:55:02,539 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:55:02,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:02,562 INFO L85 PathProgramCache]: Analyzing trace with hash 786721199, now seen corresponding path program 1 times [2023-11-19 07:55:02,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:02,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301142912] [2023-11-19 07:55:02,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:02,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:03,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:55:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:03,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:55:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:03,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:55:03,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:03,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:55:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:03,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:55:03,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:03,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:55:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:03,807 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 07:55:03,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:55:03,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301142912] [2023-11-19 07:55:03,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301142912] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:55:03,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:55:03,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:55:03,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105999818] [2023-11-19 07:55:03,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:55:03,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:55:03,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:55:03,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:55:03,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:55:03,856 INFO L87 Difference]: Start difference. First operand has 2368 states, 1721 states have (on average 1.3864032539221383) internal successors, (2386), 1745 states have internal predecessors, (2386), 567 states have call successors, (567), 79 states have call predecessors, (567), 78 states have return successors, (561), 560 states have call predecessors, (561), 561 states have call successors, (561) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-19 07:55:10,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:12,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:14,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:15,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:17,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:20,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:22,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:24,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:26,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []