./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.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_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7918e78c7fa8e57a6cd382ed800c3c73f2f498c616ea3e9ed6a8775509cf80ff --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:55,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:55,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 04:08:55,738 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:55,739 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:55,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:55,778 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:55,779 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:55,780 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:55,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:55,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:55,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:55,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:55,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:55,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:55,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:55,790 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:55,790 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:55,791 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:55,791 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:55,792 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:55,792 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:55,793 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:55,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:55,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:55,794 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:55,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:55,795 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:55,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:55,796 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:55,797 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7918e78c7fa8e57a6cd382ed800c3c73f2f498c616ea3e9ed6a8775509cf80ff [2023-11-19 04:08:56,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:56,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:56,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:56,117 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:56,118 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:56,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2023-11-19 04:08:59,242 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:00,011 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:00,011 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2023-11-19 04:09:00,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/data/344ce4017/1d9d35b832f6480ebab418ad98bfa6a5/FLAG79c47abdd [2023-11-19 04:09:00,093 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/data/344ce4017/1d9d35b832f6480ebab418ad98bfa6a5 [2023-11-19 04:09:00,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:00,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:00,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:00,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:00,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:00,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:00" (1/1) ... [2023-11-19 04:09:00,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788d3bd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:00, skipping insertion in model container [2023-11-19 04:09:00,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:00" (1/1) ... [2023-11-19 04:09:00,287 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:02,975 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_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i[325202,325215] [2023-11-19 04:09:03,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:03,129 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:03,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6154] [2023-11-19 04:09:03,323 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6156] [2023-11-19 04:09:03,324 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; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6166] [2023-11-19 04:09:03,325 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6174-6175] [2023-11-19 04:09:03,331 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6351] [2023-11-19 04:09:03,332 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6354] [2023-11-19 04:09:03,332 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6357] [2023-11-19 04:09:03,333 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6360] [2023-11-19 04:09:03,334 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; incl %0": "+m" (v->counter)); [6394] [2023-11-19 04:09:03,335 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; decl %0": "+m" (v->counter)); [6401] [2023-11-19 04:09:03,335 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6409-6410] [2023-11-19 04:09:03,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6449] [2023-11-19 04:09:03,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6452] [2023-11-19 04:09:03,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [6454] [2023-11-19 04:09:03,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6459] [2023-11-19 04:09:03,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6462] [2023-11-19 04:09:03,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6464] [2023-11-19 04:09:03,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6469] [2023-11-19 04:09:03,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6472] [2023-11-19 04:09:03,341 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6474] [2023-11-19 04:09:03,341 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6479] [2023-11-19 04:09:03,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6482] [2023-11-19 04:09:03,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [6484] [2023-11-19 04:09:03,344 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6502] [2023-11-19 04:09:03,345 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6505] [2023-11-19 04:09:03,345 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [6507] [2023-11-19 04:09:03,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6512] [2023-11-19 04:09:03,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6515] [2023-11-19 04:09:03,347 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6517] [2023-11-19 04:09:03,347 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6522] [2023-11-19 04:09:03,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6525] [2023-11-19 04:09:03,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6527] [2023-11-19 04:09:03,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6532] [2023-11-19 04:09:03,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6535] [2023-11-19 04:09:03,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [6537] [2023-11-19 04:09:03,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6617] [2023-11-19 04:09:03,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6624] [2023-11-19 04:09:03,375 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 *)"include/linux/skbuff.h"), "i" (1056), "i" (12UL)); [6887-6888] [2023-11-19 04:09:03,393 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 *)"include/linux/skbuff.h"), "i" (1714), "i" (12UL)); [7054-7055] [2023-11-19 04:09:03,411 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11985/dscv_tempdir/dscv/ri/43_2a/drivers/net/ppp/ppp_generic.c"), "i" (291), "i" (12UL)); [7404-7405] [2023-11-19 04:09:03,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [7566-7567] [2023-11-19 04:09:03,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [7571-7572] [2023-11-19 04:09:03,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [7576-7577] [2023-11-19 04:09:03,424 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [7581-7582] [2023-11-19 04:09:03,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [7628-7629] [2023-11-19 04:09:03,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [7633-7634] [2023-11-19 04:09:03,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___10->state): : "memory", "cc"); [7638-7639] [2023-11-19 04:09:03,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___11->state): : "memory", "cc"); [7643-7644] [2023-11-19 04:09:03,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (p), "i" (4UL)); [7886-7887] [2023-11-19 04:09:03,447 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" (p), "i" (4UL)); [7927-7928] [2023-11-19 04:09:03,450 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" (p), "i" (4UL)); [7940-7941] [2023-11-19 04:09:03,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7970] [2023-11-19 04:09:03,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7973] [2023-11-19 04:09:03,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7976] [2023-11-19 04:09:03,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7979] [2023-11-19 04:09:03,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7982] [2023-11-19 04:09:03,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8001-8002] [2023-11-19 04:09:03,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8005-8006] [2023-11-19 04:09:03,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8009-8010] [2023-11-19 04:09:03,458 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8013-8014] [2023-11-19 04:09:03,458 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8017-8018] [2023-11-19 04:09:03,459 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___2), "=r" (__val_gu___2): "0" (p), "i" (4UL)); [8031-8032] [2023-11-19 04:09:03,462 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8047-8048] [2023-11-19 04:09:03,462 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8051-8052] [2023-11-19 04:09:03,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8055-8056] [2023-11-19 04:09:03,464 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8059-8060] [2023-11-19 04:09:03,464 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8063-8064] [2023-11-19 04:09:03,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___3), "=r" (__val_gu___3): "0" (p), "i" (4UL)); [8087-8088] [2023-11-19 04:09:03,477 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___4), "=r" (__val_gu___4): "0" (p), "i" (4UL)); [8202-8203] [2023-11-19 04:09:03,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (p), "i" (4UL)); [8247-8248] [2023-11-19 04:09:03,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8267] [2023-11-19 04:09:03,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8270] [2023-11-19 04:09:03,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8273] [2023-11-19 04:09:03,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8276] [2023-11-19 04:09:03,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8279] [2023-11-19 04:09:03,485 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" (p), "i" (4UL)); [8292-8293] [2023-11-19 04:09:03,486 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" (p), "i" (4UL)); [8314-8315] [2023-11-19 04:09:03,715 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_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i[325202,325215] [2023-11-19 04:09:03,732 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:03,899 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:03,899 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:03,899 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:03,907 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:03,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03 WrapperNode [2023-11-19 04:09:03,908 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:03,909 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:03,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:03,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:03,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,050 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,282 INFO L138 Inliner]: procedures = 336, calls = 2319, calls flagged for inlining = 156, calls inlined = 154, statements flattened = 6333 [2023-11-19 04:09:04,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:04,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:04,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:04,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:04,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,480 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,551 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:04,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:04,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:04,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:04,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:04,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:04,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:04,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cfc4b7-fe13-4ea8-9084-d28bf25d2b4c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2023-11-19 04:09:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2023-11-19 04:09:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-19 04:09:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-19 04:09:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2023-11-19 04:09:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2023-11-19 04:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2023-11-19 04:09:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2023-11-19 04:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-19 04:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2023-11-19 04:09:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2023-11-19 04:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-11-19 04:09:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-11-19 04:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:09:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:09:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-11-19 04:09:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-11-19 04:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-19 04:09:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-19 04:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2023-11-19 04:09:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2023-11-19 04:09:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2023-11-19 04:09:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2023-11-19 04:09:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2023-11-19 04:09:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2023-11-19 04:09:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2023-11-19 04:09:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2023-11-19 04:09:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 04:09:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 04:09:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-19 04:09:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-19 04:09:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 04:09:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 04:09:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 04:09:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 04:09:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:09:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:09:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2023-11-19 04:09:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2023-11-19 04:09:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_destroy [2023-11-19 04:09:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_destroy [2023-11-19 04:09:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2023-11-19 04:09:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2023-11-19 04:09:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2023-11-19 04:09:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2023-11-19 04:09:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 04:09:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 04:09:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 04:09:04,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 04:09:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2023-11-19 04:09:04,779 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2023-11-19 04:09:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 04:09:04,779 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 04:09:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:09:04,779 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:09:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2023-11-19 04:09:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2023-11-19 04:09:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:09:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:09:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 04:09:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 04:09:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 04:09:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 04:09:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 04:09:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 04:09:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2023-11-19 04:09:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2023-11-19 04:09:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2023-11-19 04:09:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2023-11-19 04:09:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 04:09:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 04:09:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2023-11-19 04:09:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2023-11-19 04:09:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:09:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 04:09:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 04:09:04,782 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 04:09:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-19 04:09:04,782 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-19 04:09:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2023-11-19 04:09:04,782 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2023-11-19 04:09:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_create [2023-11-19 04:09:04,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_create [2023-11-19 04:09:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:09:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2023-11-19 04:09:04,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2023-11-19 04:09:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-19 04:09:04,783 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-19 04:09:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 04:09:04,783 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 04:09:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2023-11-19 04:09:04,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2023-11-19 04:09:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 04:09:04,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 04:09:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:09:04,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:09:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:09:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:09:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2023-11-19 04:09:04,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2023-11-19 04:09:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2023-11-19 04:09:04,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2023-11-19 04:09:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:09:04,785 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:09:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-19 04:09:04,785 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-19 04:09:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-19 04:09:04,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-19 04:09:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 04:09:04,785 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 04:09:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 04:09:04,785 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 04:09:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-19 04:09:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-19 04:09:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2023-11-19 04:09:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2023-11-19 04:09:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 04:09:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 04:09:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 04:09:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 04:09:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 04:09:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 04:09:04,787 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2023-11-19 04:09:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2023-11-19 04:09:04,787 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2023-11-19 04:09:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2023-11-19 04:09:04,787 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 04:09:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 04:09:04,787 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-19 04:09:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-19 04:09:04,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:09:04,788 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2023-11-19 04:09:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2023-11-19 04:09:04,788 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 04:09:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 04:09:04,788 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2023-11-19 04:09:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2023-11-19 04:09:04,788 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2023-11-19 04:09:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2023-11-19 04:09:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:09:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2023-11-19 04:09:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2023-11-19 04:09:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-19 04:09:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-19 04:09:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:09:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 04:09:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 04:09:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-11-19 04:09:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-11-19 04:09:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2023-11-19 04:09:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2023-11-19 04:09:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2023-11-19 04:09:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2023-11-19 04:09:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2023-11-19 04:09:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2023-11-19 04:09:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:09:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:09:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2023-11-19 04:09:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2023-11-19 04:09:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2023-11-19 04:09:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2023-11-19 04:09:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2023-11-19 04:09:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2023-11-19 04:09:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2023-11-19 04:09:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2023-11-19 04:09:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-19 04:09:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-19 04:09:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 04:09:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 04:09:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2023-11-19 04:09:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2023-11-19 04:09:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2023-11-19 04:09:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2023-11-19 04:09:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_39 [2023-11-19 04:09:04,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_39 [2023-11-19 04:09:04,793 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 04:09:04,793 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 04:09:04,793 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2023-11-19 04:09:04,793 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2023-11-19 04:09:04,793 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2023-11-19 04:09:04,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2023-11-19 04:09:04,793 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2023-11-19 04:09:04,794 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2023-11-19 04:09:04,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:09:04,794 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 04:09:04,794 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 04:09:04,794 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-11-19 04:09:04,794 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-11-19 04:09:04,794 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-19 04:09:04,794 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-19 04:09:04,794 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2023-11-19 04:09:04,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2023-11-19 04:09:04,795 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-19 04:09:04,795 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-19 04:09:04,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:09:04,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:09:04,795 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-19 04:09:04,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-19 04:09:04,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 04:09:04,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 04:09:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2023-11-19 04:09:04,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2023-11-19 04:09:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2023-11-19 04:09:04,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2023-11-19 04:09:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:09:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 04:09:04,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 04:09:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-19 04:09:04,797 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-19 04:09:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-19 04:09:04,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-19 04:09:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-19 04:09:04,797 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-19 04:09:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:09:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-19 04:09:04,798 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-19 04:09:04,798 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 04:09:04,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-11-19 04:09:04,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-11-19 04:09:04,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:09:04,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:09:04,798 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-19 04:09:04,798 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-19 04:09:04,798 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2023-11-19 04:09:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2023-11-19 04:09:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-19 04:09:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-19 04:09:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-19 04:09:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-19 04:09:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 04:09:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 04:09:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 04:09:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 04:09:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2023-11-19 04:09:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2023-11-19 04:09:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-19 04:09:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-19 04:09:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-11-19 04:09:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-11-19 04:09:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 04:09:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 04:09:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2023-11-19 04:09:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2023-11-19 04:09:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 04:09:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 04:09:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2023-11-19 04:09:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2023-11-19 04:09:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2023-11-19 04:09:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2023-11-19 04:09:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 04:09:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 04:09:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2023-11-19 04:09:04,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2023-11-19 04:09:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2023-11-19 04:09:04,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2023-11-19 04:09:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2023-11-19 04:09:04,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2023-11-19 04:09:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:09:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2023-11-19 04:09:04,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2023-11-19 04:09:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-19 04:09:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-19 04:09:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-19 04:09:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-19 04:09:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 04:09:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 04:09:05,652 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:05,665 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:06,237 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:09:11,291 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:14,973 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:14,974 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:09:14,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:14 BoogieIcfgContainer [2023-11-19 04:09:14,992 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:14,993 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:14,994 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:15,005 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:15,005 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:15,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:15,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 1687 states and 2457 transitions. [2023-11-19 04:09:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2457 transitions. [2023-11-19 04:09:15,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 04:09:15,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:15,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:16,245 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-19 04:09:16,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:16,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 1691 states and 2496 transitions. [2023-11-19 04:09:16,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2496 transitions. [2023-11-19 04:09:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 04:09:16,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:16,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 04:09:17,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:17,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 1692 states and 2497 transitions. [2023-11-19 04:09:17,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2497 transitions. [2023-11-19 04:09:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 04:09:17,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:17,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:17,857 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-19 04:09:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:18,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 1696 states and 2537 transitions. [2023-11-19 04:09:18,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2537 transitions. [2023-11-19 04:09:18,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 04:09:18,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:18,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:18,375 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-19 04:09:18,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:18,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1699 states and 2570 transitions. [2023-11-19 04:09:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2570 transitions. [2023-11-19 04:09:18,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 04:09:18,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:18,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2023-11-19 04:09:19,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 1701 states and 2573 transitions. [2023-11-19 04:09:19,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2573 transitions. [2023-11-19 04:09:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 04:09:19,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,467 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2023-11-19 04:09:19,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1704 states and 2578 transitions. [2023-11-19 04:09:19,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2578 transitions. [2023-11-19 04:09:19,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 04:09:19,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 04:09:20,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1705 states and 2578 transitions. [2023-11-19 04:09:20,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2578 transitions. [2023-11-19 04:09:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 04:09:20,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-19 04:09:20,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 1704 states and 2573 transitions. [2023-11-19 04:09:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2573 transitions. [2023-11-19 04:09:20,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 04:09:20,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,054 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-19 04:09:21,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:21,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1707 states and 2578 transitions. [2023-11-19 04:09:21,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2578 transitions. [2023-11-19 04:09:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-19 04:09:21,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:21,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,507 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-19 04:09:21,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:21,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 1713 states and 2615 transitions. [2023-11-19 04:09:21,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2615 transitions. [2023-11-19 04:09:21,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-19 04:09:21,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:21,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:22,347 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-19 04:09:22,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:22,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 1712 states and 2609 transitions. [2023-11-19 04:09:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2609 transitions. [2023-11-19 04:09:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 04:09:22,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:22,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,040 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2023-11-19 04:09:23,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 1714 states and 2612 transitions. [2023-11-19 04:09:23,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2612 transitions. [2023-11-19 04:09:23,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-19 04:09:23,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2023-11-19 04:09:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 1716 states and 2614 transitions. [2023-11-19 04:09:23,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2614 transitions. [2023-11-19 04:09:23,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-19 04:09:23,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,971 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-19 04:09:24,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 1721 states and 2655 transitions. [2023-11-19 04:09:24,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2655 transitions. [2023-11-19 04:09:24,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 04:09:24,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 04:09:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 1722 states and 2655 transitions. [2023-11-19 04:09:24,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2655 transitions. [2023-11-19 04:09:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 04:09:24,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,115 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 04:09:25,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 1725 states and 2660 transitions. [2023-11-19 04:09:25,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2660 transitions. [2023-11-19 04:09:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 04:09:25,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,565 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 04:09:25,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1727 states and 2662 transitions. [2023-11-19 04:09:25,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2662 transitions. [2023-11-19 04:09:25,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 04:09:25,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,897 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 04:09:26,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:26,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1732 states and 2698 transitions. [2023-11-19 04:09:26,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2698 transitions. [2023-11-19 04:09:26,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 04:09:26,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:26,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2023-11-19 04:09:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:26,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1733 states and 2698 transitions. [2023-11-19 04:09:26,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2698 transitions. [2023-11-19 04:09:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 04:09:26,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:26,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,919 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2023-11-19 04:09:26,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:26,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1734 states and 2698 transitions. [2023-11-19 04:09:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2698 transitions. [2023-11-19 04:09:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 04:09:26,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:26,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:27,245 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 04:09:27,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1735 states and 2698 transitions. [2023-11-19 04:09:27,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2698 transitions. [2023-11-19 04:09:27,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 04:09:27,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2023-11-19 04:09:27,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1736 states and 2698 transitions. [2023-11-19 04:09:27,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2698 transitions. [2023-11-19 04:09:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 04:09:27,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:28,068 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2023-11-19 04:09:28,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:28,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 1739 states and 2701 transitions. [2023-11-19 04:09:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2701 transitions. [2023-11-19 04:09:28,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-19 04:09:28,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:28,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 04:09:28,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:28,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1739 states and 2694 transitions. [2023-11-19 04:09:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2694 transitions. [2023-11-19 04:09:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 04:09:28,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:28,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:28,872 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2023-11-19 04:09:29,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 1752 states and 2714 transitions. [2023-11-19 04:09:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2714 transitions. [2023-11-19 04:09:29,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-19 04:09:29,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:29,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:29,580 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2023-11-19 04:09:29,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:29,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 1752 states and 2710 transitions. [2023-11-19 04:09:29,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2710 transitions. [2023-11-19 04:09:29,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 04:09:29,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:29,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:30,385 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2023-11-19 04:09:30,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:30,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 1765 states and 2730 transitions. [2023-11-19 04:09:30,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2730 transitions. [2023-11-19 04:09:30,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-19 04:09:30,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:30,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2023-11-19 04:09:31,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:31,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 1767 states and 2732 transitions. [2023-11-19 04:09:31,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2732 transitions. [2023-11-19 04:09:31,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-19 04:09:31,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:31,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:31,906 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2023-11-19 04:09:33,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:33,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 1775 states and 2772 transitions. [2023-11-19 04:09:33,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2772 transitions. [2023-11-19 04:09:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-19 04:09:33,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:33,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:33,450 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2023-11-19 04:09:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:34,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 1780 states and 2808 transitions. [2023-11-19 04:09:34,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2808 transitions. [2023-11-19 04:09:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-19 04:09:34,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:34,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:34,504 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2023-11-19 04:09:34,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:34,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 1782 states and 2810 transitions. [2023-11-19 04:09:34,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2810 transitions. [2023-11-19 04:09:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-19 04:09:34,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:34,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2023-11-19 04:09:35,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 1781 states and 2800 transitions. [2023-11-19 04:09:35,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 2800 transitions. [2023-11-19 04:09:35,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-19 04:09:35,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:35,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2023-11-19 04:09:37,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:37,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1804 states and 2886 transitions. [2023-11-19 04:09:37,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2886 transitions. [2023-11-19 04:09:37,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-19 04:09:37,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:37,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:37,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:38,133 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2023-11-19 04:09:38,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1805 states and 2886 transitions. [2023-11-19 04:09:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2886 transitions. [2023-11-19 04:09:38,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-19 04:09:38,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:38,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:38,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2023-11-19 04:09:38,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 1808 states and 2893 transitions. [2023-11-19 04:09:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2893 transitions. [2023-11-19 04:09:38,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-19 04:09:38,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:38,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:39,126 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2023-11-19 04:09:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:39,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 1810 states and 2896 transitions. [2023-11-19 04:09:39,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2896 transitions. [2023-11-19 04:09:39,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 04:09:39,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:39,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat