[INFO] crate from_remote_derive 0.2.1 is already in cache
[INFO] extracting crate from_remote_derive 0.2.1 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/from_remote_derive/0.2.1
[INFO] extracting crate from_remote_derive 0.2.1 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/from_remote_derive/0.2.1
[INFO] validating manifest of from_remote_derive-0.2.1 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 from_remote_derive-0.2.1 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 from_remote_derive-0.2.1
[INFO] finished frobbing from_remote_derive-0.2.1
[INFO] frobbed toml for from_remote_derive-0.2.1 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/from_remote_derive/0.2.1/Cargo.toml
[INFO] started frobbing from_remote_derive-0.2.1
[INFO] finished frobbing from_remote_derive-0.2.1
[INFO] frobbed toml for from_remote_derive-0.2.1 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/from_remote_derive/0.2.1/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking from_remote_derive-0.2.1 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/from_remote_derive/0.2.1:/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] 48fc1fb74335de576cc9b2d6a022f38c402a3d80c6a928a9dcc6a1adee78356a
[INFO] running `"docker" "start" "-a" "48fc1fb74335de576cc9b2d6a022f38c402a3d80c6a928a9dcc6a1adee78356a"`
[INFO] [stderr]    Compiling from_remote_derive v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `bar`
[INFO] [stderr]  --> examples/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     bar: BTreeMap<u64, u64>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `fizz`
[INFO] [stderr]  --> examples/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fizz: Vec<String>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `x`
[INFO] [stderr]   --> examples/main.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         x: u16,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `y`
[INFO] [stderr]   --> examples/main.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         y: u32,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `A`
[INFO] [stderr]   --> examples/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     A(u64, Option<u64>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `B`
[INFO] [stderr]   --> examples/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     B(HashMap<String, Bar>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `C`
[INFO] [stderr]   --> examples/main.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     C(Bar),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `D`
[INFO] [stderr]   --> examples/main.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     D {
[INFO] [stderr] 39 | |         x: u16,
[INFO] [stderr] 40 | |         y: u32,
[INFO] [stderr] 41 | |     },
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `"docker" "inspect" "48fc1fb74335de576cc9b2d6a022f38c402a3d80c6a928a9dcc6a1adee78356a"`
[INFO] running `"docker" "rm" "-f" "48fc1fb74335de576cc9b2d6a022f38c402a3d80c6a928a9dcc6a1adee78356a"`
[INFO] [stdout] 48fc1fb74335de576cc9b2d6a022f38c402a3d80c6a928a9dcc6a1adee78356a