[INFO] crate drone 0.9.0 is already in cache
[INFO] checking drone-0.9.0 against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] extracting crate drone 0.9.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate drone 0.9.0 on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate drone 0.9.0
[INFO] finished tweaking crates.io crate drone 0.9.0
[INFO] tweaked toml for crates.io crate drone 0.9.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate drone 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "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] 49339ab81d457b00e6aec2597604df7d88633a8d9f4cf5c2504723f2939c3cc2
[INFO] running `"docker" "start" "-a" "49339ab81d457b00e6aec2597604df7d88633a8d9f4cf5c2504723f2939c3cc2"`
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling structopt-derive v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.3.0
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking drone-config v0.9.0
[INFO] [stderr]     Checking handlebars v2.0.1
[INFO] [stderr]     Checking drone v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the feature `todo_macro` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![feature(todo_macro)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `todo_macro` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![feature(todo_macro)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.62s
[INFO] running `"docker" "inspect" "49339ab81d457b00e6aec2597604df7d88633a8d9f4cf5c2504723f2939c3cc2"`
[INFO] running `"docker" "rm" "-f" "49339ab81d457b00e6aec2597604df7d88633a8d9f4cf5c2504723f2939c3cc2"`
[INFO] [stdout] 49339ab81d457b00e6aec2597604df7d88633a8d9f4cf5c2504723f2939c3cc2