[INFO] fetching crate xyzio 0.3.1...
[INFO] checking xyzio-0.3.1 against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] extracting crate xyzio 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate xyzio 0.3.1 on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xyzio 0.3.1
[INFO] finished tweaking crates.io crate xyzio 0.3.1
[INFO] tweaked toml for crates.io crate xyzio 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3ebfb0791e7674bc593a3c7c5399c96c3afc18a7e80f459c8366c0f1ef64521
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e3ebfb0791e7674bc593a3c7c5399c96c3afc18a7e80f459c8366c0f1ef64521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3ebfb0791e7674bc593a3c7c5399c96c3afc18a7e80f459c8366c0f1ef64521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ebfb0791e7674bc593a3c7c5399c96c3afc18a7e80f459c8366c0f1ef64521", kill_on_drop: false }`
[INFO] [stdout] e3ebfb0791e7674bc593a3c7c5399c96c3afc18a7e80f459c8366c0f1ef64521
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1cf9e408ccacdcb4398830c84b242ed3ea08f5e1ca39af7e71abfc84543b61c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f1cf9e408ccacdcb4398830c84b242ed3ea08f5e1ca39af7e71abfc84543b61c", kill_on_drop: false }`
[INFO] [stderr]     Checking xyzio v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `::types::*`
[INFO] [stdout]   --> src/writer.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     use ::types::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "f1cf9e408ccacdcb4398830c84b242ed3ea08f5e1ca39af7e71abfc84543b61c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1cf9e408ccacdcb4398830c84b242ed3ea08f5e1ca39af7e71abfc84543b61c", kill_on_drop: false }`
[INFO] [stdout] f1cf9e408ccacdcb4398830c84b242ed3ea08f5e1ca39af7e71abfc84543b61c