[INFO] crate whatfeatures 0.5.6 is already in cache
[INFO] checking whatfeatures-0.5.6 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate whatfeatures 0.5.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate whatfeatures 0.5.6 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate whatfeatures 0.5.6
[INFO] finished tweaking crates.io crate whatfeatures 0.5.6
[INFO] tweaked toml for crates.io crate whatfeatures 0.5.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate whatfeatures 0.5.6 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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] f3238b678830b3da17d9838c1ca930897320f2332334bd4a2ca19a30de89c7da
[INFO] running `"docker" "start" "-a" "f3238b678830b3da17d9838c1ca930897320f2332334bd4a2ca19a30de89c7da"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling whatfeatures v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]     Checking once_cell v0.2.4
[INFO] [stderr]     Checking lexical_bool v0.1.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.4
[INFO] [stderr]     Checking thiserror v1.0.4
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking attohttpc v0.4.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.08s
[INFO] running `"docker" "inspect" "f3238b678830b3da17d9838c1ca930897320f2332334bd4a2ca19a30de89c7da"`
[INFO] running `"docker" "rm" "-f" "f3238b678830b3da17d9838c1ca930897320f2332334bd4a2ca19a30de89c7da"`
[INFO] [stdout] f3238b678830b3da17d9838c1ca930897320f2332334bd4a2ca19a30de89c7da