[INFO] crate zio-sendfile 0.2.0 is already in cache
[INFO] checking zio-sendfile-0.2.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate zio-sendfile 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate zio-sendfile 0.2.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate zio-sendfile 0.2.0
[INFO] finished tweaking crates.io crate zio-sendfile 0.2.0
[INFO] tweaked toml for crates.io crate zio-sendfile 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ad7cc57b702a6f6480f046dfccc98fc440042b6c873796f814d02bd0d5ae77e9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ad7cc57b702a6f6480f046dfccc98fc440042b6c873796f814d02bd0d5ae77e9"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking zio-sendfile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `wrote`
[INFO] [stderr]   --> examples/cp.rs:31:14
[INFO] [stderr]    |
[INFO] [stderr] 31 |         |sf, wrote| {
[INFO] [stderr]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_wrote`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `"docker" "inspect" "ad7cc57b702a6f6480f046dfccc98fc440042b6c873796f814d02bd0d5ae77e9"`
[INFO] running `"docker" "rm" "-f" "ad7cc57b702a6f6480f046dfccc98fc440042b6c873796f814d02bd0d5ae77e9"`
[INFO] [stdout] ad7cc57b702a6f6480f046dfccc98fc440042b6c873796f814d02bd0d5ae77e9