[INFO] fetching crate bluenoise 0.1.2...
[INFO] checking bluenoise-0.1.2 against beta for pr-78714
[INFO] extracting crate bluenoise 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate bluenoise 0.1.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bluenoise 0.1.2
[INFO] finished tweaking crates.io crate bluenoise 0.1.2
[INFO] tweaked toml for crates.io crate bluenoise 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33ddd9d38faadabc427a3576dc6a39f6e491280b22c851ddf843337aae24f9b6
[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" "33ddd9d38faadabc427a3576dc6a39f6e491280b22c851ddf843337aae24f9b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33ddd9d38faadabc427a3576dc6a39f6e491280b22c851ddf843337aae24f9b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ddd9d38faadabc427a3576dc6a39f6e491280b22c851ddf843337aae24f9b6", kill_on_drop: false }`
[INFO] [stdout] 33ddd9d38faadabc427a3576dc6a39f6e491280b22c851ddf843337aae24f9b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cddcae950d156a64845c58f52e36c982267fbc147eeda75d603342de7e58fc7
[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" "4cddcae950d156a64845c58f52e36c982267fbc147eeda75d603342de7e58fc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling glam v0.9.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking bluenoise v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::BlueNoise`
[INFO] [stdout]    --> src/lib.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |     use crate::BlueNoise;
[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]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> benches/basic.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |             let x = BlueNoise::new(10, 10, 1.0);
[INFO] [stdout]   |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> benches/basic.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let x = BlueNoise::new(100, 100, 1.0);
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> benches/basic.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let x = BlueNoise::new(1000, 1000, 1.0);
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.77s
[INFO] running `Command { std: "docker" "inspect" "4cddcae950d156a64845c58f52e36c982267fbc147eeda75d603342de7e58fc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cddcae950d156a64845c58f52e36c982267fbc147eeda75d603342de7e58fc7", kill_on_drop: false }`
[INFO] [stdout] 4cddcae950d156a64845c58f52e36c982267fbc147eeda75d603342de7e58fc7