[INFO] crate sp-debug-derive 2.0.0-alpha.6 is already in cache
[INFO] checking sp-debug-derive-2.0.0-alpha.6 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate sp-debug-derive 2.0.0-alpha.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate sp-debug-derive 2.0.0-alpha.6 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sp-debug-derive 2.0.0-alpha.6
[INFO] finished tweaking crates.io crate sp-debug-derive 2.0.0-alpha.6
[INFO] tweaked toml for crates.io crate sp-debug-derive 2.0.0-alpha.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] e9c2c9af258d6f0fe4e46aa052a01b904cdfa868eea3328f1afecde444020c34
[INFO] running `"docker" "start" "-a" "e9c2c9af258d6f0fe4e46aa052a01b904cdfa868eea3328f1afecde444020c34"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking quote v1.0.4
[INFO] [stderr]     Checking syn v1.0.19
[INFO] [stderr]     Checking sp-debug-derive v2.0.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `a`
[INFO] [stderr]   --> tests/tests.rs:24:2
[INFO] [stderr]    |
[INFO] [stderr] 24 |     a: u64,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `b`
[INFO] [stderr]   --> tests/tests.rs:25:2
[INFO] [stderr]    |
[INFO] [stderr] 25 |     b: String,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `a`
[INFO] [stderr]   --> tests/tests.rs:33:3
[INFO] [stderr]    |
[INFO] [stderr] 33 |         a: A,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `b`
[INFO] [stderr]   --> tests/tests.rs:34:3
[INFO] [stderr]    |
[INFO] [stderr] 34 |         b: String,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.68s
[INFO] running `"docker" "inspect" "e9c2c9af258d6f0fe4e46aa052a01b904cdfa868eea3328f1afecde444020c34"`
[INFO] running `"docker" "rm" "-f" "e9c2c9af258d6f0fe4e46aa052a01b904cdfa868eea3328f1afecde444020c34"`
[INFO] [stdout] e9c2c9af258d6f0fe4e46aa052a01b904cdfa868eea3328f1afecde444020c34