[INFO] crate serde_yaml 0.8.9 is already in cache
[INFO] extracting crate serde_yaml 0.8.9 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/serde_yaml/0.8.9
[INFO] extracting crate serde_yaml 0.8.9 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/serde_yaml/0.8.9
[INFO] validating manifest of serde_yaml-0.8.9 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serde_yaml-0.8.9 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serde_yaml-0.8.9
[INFO] finished frobbing serde_yaml-0.8.9
[INFO] frobbed toml for serde_yaml-0.8.9 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/serde_yaml/0.8.9/Cargo.toml
[INFO] started frobbing serde_yaml-0.8.9
[INFO] finished frobbing serde_yaml-0.8.9
[INFO] frobbed toml for serde_yaml-0.8.9 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/serde_yaml/0.8.9/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking serde_yaml-0.8.9 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/serde_yaml/0.8.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fbb0a2911dbd634230eca524f7b9871742027c56dc494644d7394c30443303a5
[INFO] running `"docker" "start" "-a" "fbb0a2911dbd634230eca524f7b9871742027c56dc494644d7394c30443303a5"`
[INFO] [stderr]     Checking serde_yaml v0.8.9 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:602:38
[INFO] [stderr]     |
[INFO] [stderr] 602 | fn invalid_type(event: &Event, exp: &Expected) -> Error {
[INFO] [stderr]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Expected`
[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/de.rs:606:18
[INFO] [stderr]     |
[INFO] [stderr] 606 |         exp: &'a Expected,
[INFO] [stderr]     |                  ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:170:32
[INFO] [stderr]     |
[INFO] [stderr] 170 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/value/de.rs:697:37
[INFO] [stderr]     |
[INFO] [stderr] 697 |     fn invalid_type<E>(&self, exp: &Expected) -> E
[INFO] [stderr]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:602:38
[INFO] [stderr]     |
[INFO] [stderr] 602 | fn invalid_type(event: &Event, exp: &Expected) -> Error {
[INFO] [stderr]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Expected`
[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/de.rs:606:18
[INFO] [stderr]     |
[INFO] [stderr] 606 |         exp: &'a Expected,
[INFO] [stderr]     |                  ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:170:32
[INFO] [stderr]     |
[INFO] [stderr] 170 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/value/de.rs:697:37
[INFO] [stderr]     |
[INFO] [stderr] 697 |     fn invalid_type<E>(&self, exp: &Expected) -> E
[INFO] [stderr]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.02s
[INFO] running `"docker" "inspect" "fbb0a2911dbd634230eca524f7b9871742027c56dc494644d7394c30443303a5"`
[INFO] running `"docker" "rm" "-f" "fbb0a2911dbd634230eca524f7b9871742027c56dc494644d7394c30443303a5"`
[INFO] [stdout] fbb0a2911dbd634230eca524f7b9871742027c56dc494644d7394c30443303a5