[INFO] fetching crate rust-latest 1.4.0...
[INFO] checking rust-latest-1.4.0 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate rust-latest 1.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rust-latest 1.4.0 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust-latest 1.4.0
[INFO] finished tweaking crates.io crate rust-latest 1.4.0
[INFO] tweaked toml for crates.io crate rust-latest 1.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate rust-latest 1.4.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] b49947e8890dba0500baa0bf19db22acf8dae372702e25fa8b482ed9bb7a60f5
[INFO] running `"docker" "start" "-a" "b49947e8890dba0500baa0bf19db22acf8dae372702e25fa8b482ed9bb7a60f5"`
[INFO] [stderr]    Compiling rust-latest v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio v0.2.17
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking structopt v0.3.13
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.72s
[INFO] running `"docker" "inspect" "b49947e8890dba0500baa0bf19db22acf8dae372702e25fa8b482ed9bb7a60f5"`
[INFO] running `"docker" "rm" "-f" "b49947e8890dba0500baa0bf19db22acf8dae372702e25fa8b482ed9bb7a60f5"`
[INFO] [stdout] b49947e8890dba0500baa0bf19db22acf8dae372702e25fa8b482ed9bb7a60f5