[INFO] fetching crate oxygengine-procedural 0.19.2...
[INFO] checking oxygengine-procedural-0.19.2 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate oxygengine-procedural 0.19.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate oxygengine-procedural 0.19.2 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oxygengine-procedural 0.19.2
[INFO] finished tweaking crates.io crate oxygengine-procedural 0.19.2
[INFO] tweaked toml for crates.io crate oxygengine-procedural 0.19.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c4b77571abd3c32fc158219b2fe3a47578225423d50823e3587ed7a87c14054
[INFO] running `Command { std: "docker" "start" "-a" "9c4b77571abd3c32fc158219b2fe3a47578225423d50823e3587ed7a87c14054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c4b77571abd3c32fc158219b2fe3a47578225423d50823e3587ed7a87c14054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c4b77571abd3c32fc158219b2fe3a47578225423d50823e3587ed7a87c14054", kill_on_drop: false }`
[INFO] [stdout] 9c4b77571abd3c32fc158219b2fe3a47578225423d50823e3587ed7a87c14054
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed664d970b8edddd33b936f436812cd89ef15086a5f22e5a573cb168c637e4cf
[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" "ed664d970b8edddd33b936f436812cd89ef15086a5f22e5a573cb168c637e4cf", kill_on_drop: false }`
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking oxygengine-utils v0.19.2
[INFO] [stderr]     Checking psyche-utils v0.2.19
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking oxygengine-procedural v0.19.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stdout] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stdout]    --> src/wave_function_collapse.rs:772:16
[INFO] [stdout]     |
[INFO] [stdout] 772 |     use rand::{thread_rng, Rng};
[INFO] [stdout]     |                ^^^^^^^^^^  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]    --> src/wave_function_collapse.rs:773:9
[INFO] [stdout]     |
[INFO] [stdout] 773 |     use std::time::Instant;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `Command { std: "docker" "inspect" "ed664d970b8edddd33b936f436812cd89ef15086a5f22e5a573cb168c637e4cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed664d970b8edddd33b936f436812cd89ef15086a5f22e5a573cb168c637e4cf", kill_on_drop: false }`
[INFO] [stdout] ed664d970b8edddd33b936f436812cd89ef15086a5f22e5a573cb168c637e4cf