[INFO] fetching crate from_remote_derive 0.2.1...
[INFO] checking from_remote_derive-0.2.1 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate from_remote_derive 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate from_remote_derive 0.2.1 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate from_remote_derive 0.2.1
[INFO] finished tweaking crates.io crate from_remote_derive 0.2.1
[INFO] tweaked toml for crates.io crate from_remote_derive 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 439f88a37cd68521dd46774e0a26b16d63ba169e6282076e674f014162e73b57
[INFO] running `"docker" "start" "-a" "439f88a37cd68521dd46774e0a26b16d63ba169e6282076e674f014162e73b57"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling from_remote_derive v0.2.1 (/opt/rustwide/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 3.54s
[INFO] running `"docker" "inspect" "439f88a37cd68521dd46774e0a26b16d63ba169e6282076e674f014162e73b57"`
[INFO] running `"docker" "rm" "-f" "439f88a37cd68521dd46774e0a26b16d63ba169e6282076e674f014162e73b57"`
[INFO] [stdout] 439f88a37cd68521dd46774e0a26b16d63ba169e6282076e674f014162e73b57