[INFO] fetching crate libmount 0.1.13...
[INFO] extracting crate libmount 0.1.13 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/libmount/0.1.13
[INFO] extracting crate libmount 0.1.13 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/libmount/0.1.13
[INFO] validating manifest of libmount-0.1.13 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of libmount-0.1.13 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing libmount-0.1.13
[INFO] finished frobbing libmount-0.1.13
[INFO] frobbed toml for libmount-0.1.13 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/libmount/0.1.13/Cargo.toml
[INFO] started frobbing libmount-0.1.13
[INFO] finished frobbing libmount-0.1.13
[INFO] frobbed toml for libmount-0.1.13 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/libmount/0.1.13/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking libmount-0.1.13 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/libmount/0.1.13:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6e708a6a17b4df169f5618fa9b9d5ada91a70c3598cc6ec195b25df13ce5c9e1
[INFO] running `"docker" "start" "-a" "6e708a6a17b4df169f5618fa9b9d5ada91a70c3598cc6ec195b25df13ce5c9e1"`
[INFO] [stderr]     Checking libmount v0.1.13 (/opt/crater/workdir)
[INFO] [stderr] error: unknown macro variable `emeta`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `eitem`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:30
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `etyp`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:48
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:126:48
[INFO] [stderr]     |
[INFO] [stderr] 120 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 126 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]     |                                                ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:126:57
[INFO] [stderr]     |
[INFO] [stderr] 120 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 126 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]     |                                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:139:49
[INFO] [stderr]     |
[INFO] [stderr] 133 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 139 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:139:58
[INFO] [stderr]     |
[INFO] [stderr] 133 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 139 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:152:49
[INFO] [stderr]     |
[INFO] [stderr] 146 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 152 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:152:58
[INFO] [stderr]     |
[INFO] [stderr] 146 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 152 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:203:41
[INFO] [stderr]     |
[INFO] [stderr] 197 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 203 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:214:41
[INFO] [stderr]     |
[INFO] [stderr] 208 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 214 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:241:7
[INFO] [stderr]     |
[INFO] [stderr] 235 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => {
[INFO] [stderr]     |                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 241 | ( $ ( $ qtyp ) , * ) ) {  } ] queue [ $ ( $ queue ) * ] ) ; } ; (
[INFO] [stderr]     |       ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:35:32
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:50:32
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:78:36
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub struct OSError(MountError, Box<Explainable>);
[INFO] [stderr]    |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn Explainable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:81:45
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn from_io(err: io::Error, explain: Box<Explainable>) -> OSError {
[INFO] [stderr]    |                                             ^^^^^^^^^^^ help: use `dyn`: `dyn Explainable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:85:53
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn from_remount(err: RemountError, explain: Box<Explainable>) -> OSError {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Explainable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:22
[INFO] [stderr]    |
[INFO] [stderr] 96 | pub struct Error(Box<Explainable>, io::Error, String);
[INFO] [stderr]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn Explainable`
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `emeta`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `eitem`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:30
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `etyp`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:48
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:126:48
[INFO] [stderr]     |
[INFO] [stderr] 120 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 126 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]     |                                                ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:126:57
[INFO] [stderr]     |
[INFO] [stderr] 120 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 126 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]     |                                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:139:49
[INFO] [stderr]     |
[INFO] [stderr] 133 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 139 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:139:58
[INFO] [stderr]     |
[INFO] [stderr] 133 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 139 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:152:49
[INFO] [stderr]     |
[INFO] [stderr] 146 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 152 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:152:58
[INFO] [stderr]     |
[INFO] [stderr] 146 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 152 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:203:41
[INFO] [stderr]     |
[INFO] [stderr] 197 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 203 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:214:41
[INFO] [stderr]     |
[INFO] [stderr] 208 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 214 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:241:7
[INFO] [stderr]     |
[INFO] [stderr] 235 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => {
[INFO] [stderr]     |                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 241 | ( $ ( $ qtyp ) , * ) ) {  } ] queue [ $ ( $ queue ) * ] ) ; } ; (
[INFO] [stderr]     |       ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:35:32
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:50:32
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:78:36
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub struct OSError(MountError, Box<Explainable>);
[INFO] [stderr]    |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn Explainable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:81:45
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn from_io(err: io::Error, explain: Box<Explainable>) -> OSError {
[INFO] [stderr]    |                                             ^^^^^^^^^^^ help: use `dyn`: `dyn Explainable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:85:53
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn from_remount(err: RemountError, explain: Box<Explainable>) -> OSError {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Explainable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:22
[INFO] [stderr]    |
[INFO] [stderr] 96 | pub struct Error(Box<Explainable>, io::Error, String);
[INFO] [stderr]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn Explainable`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `libmount`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `libmount`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6e708a6a17b4df169f5618fa9b9d5ada91a70c3598cc6ec195b25df13ce5c9e1"`
[INFO] running `"docker" "rm" "-f" "6e708a6a17b4df169f5618fa9b9d5ada91a70c3598cc6ec195b25df13ce5c9e1"`
[INFO] [stdout] 6e708a6a17b4df169f5618fa9b9d5ada91a70c3598cc6ec195b25df13ce5c9e1