[INFO] fetching crate serde-value 0.6.0...
[INFO] extracting crate serde-value 0.6.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/serde-value/0.6.0
[INFO] extracting crate serde-value 0.6.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/serde-value/0.6.0
[INFO] validating manifest of serde-value-0.6.0 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serde-value-0.6.0 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serde-value-0.6.0
[INFO] finished frobbing serde-value-0.6.0
[INFO] frobbed toml for serde-value-0.6.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/serde-value/0.6.0/Cargo.toml
[INFO] started frobbing serde-value-0.6.0
[INFO] finished frobbing serde-value-0.6.0
[INFO] frobbed toml for serde-value-0.6.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/serde-value/0.6.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking serde-value-0.6.0 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-3/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/serde-value/0.6.0:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 92f66b96d0693bf2683587fa2f992e510f855a5bf349e1a7e408b11306dd4b23
[INFO] running `"docker" "start" "-a" "92f66b96d0693bf2683587fa2f992e510f855a5bf349e1a7e408b11306dd4b23"`
[INFO] [stderr]     Checking serde-value v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/de.rs:99:50
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn invalid_type(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn de::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:103:51
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn invalid_value(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:107:41
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn invalid_length(len: usize, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/de.rs:99:50
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn invalid_type(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn de::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:103:51
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn invalid_value(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:107:41
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn invalid_length(len: usize, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "92f66b96d0693bf2683587fa2f992e510f855a5bf349e1a7e408b11306dd4b23"`
[INFO] running `"docker" "rm" "-f" "92f66b96d0693bf2683587fa2f992e510f855a5bf349e1a7e408b11306dd4b23"`
[INFO] [stdout] 92f66b96d0693bf2683587fa2f992e510f855a5bf349e1a7e408b11306dd4b23