[INFO] crate from_remote_derive 0.2.2 is already in cache
[INFO] checking from_remote_derive-0.2.2 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate from_remote_derive 0.2.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate from_remote_derive 0.2.2 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate from_remote_derive 0.2.2
[INFO] finished tweaking crates.io crate from_remote_derive 0.2.2
[INFO] tweaked toml for crates.io crate from_remote_derive 0.2.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate from_remote_derive 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] c2f4d1704f6a258ab40227bb234297b7a7ef496880ac29208efbb08ecbb6352f
[INFO] running `"docker" "start" "-a" "c2f4d1704f6a258ab40227bb234297b7a7ef496880ac29208efbb08ecbb6352f"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking from_remote_derive v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `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 read: `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 read: `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 read: `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] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `"docker" "inspect" "c2f4d1704f6a258ab40227bb234297b7a7ef496880ac29208efbb08ecbb6352f"`
[INFO] running `"docker" "rm" "-f" "c2f4d1704f6a258ab40227bb234297b7a7ef496880ac29208efbb08ecbb6352f"`
[INFO] [stdout] c2f4d1704f6a258ab40227bb234297b7a7ef496880ac29208efbb08ecbb6352f