[INFO] fetching crate rqrr 0.3.0...
[INFO] checking rqrr-0.3.0 against beta for pr-78714
[INFO] extracting crate rqrr 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rqrr 0.3.0 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 rqrr 0.3.0
[INFO] finished tweaking crates.io crate rqrr 0.3.0
[INFO] tweaked toml for crates.io crate rqrr 0.3.0 written to /workspace/builds/worker-3/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] [stderr]     Blocking waiting for file lock on package cache
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 08f47dbfee2b2aa9a62ae3b7d39bfe2875c1a13bd660285c55b01b3c1daf4a67
[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" "08f47dbfee2b2aa9a62ae3b7d39bfe2875c1a13bd660285c55b01b3c1daf4a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08f47dbfee2b2aa9a62ae3b7d39bfe2875c1a13bd660285c55b01b3c1daf4a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f47dbfee2b2aa9a62ae3b7d39bfe2875c1a13bd660285c55b01b3c1daf4a67", kill_on_drop: false }`
[INFO] [stdout] 08f47dbfee2b2aa9a62ae3b7d39bfe2875c1a13bd660285c55b01b3c1daf4a67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 00b126e6c18b6917cd7f4682c68d5dc1c3785164f8c57619e4c31d3b98253cbc
[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" "00b126e6c18b6917cd7f4682c68d5dc1c3785164f8c57619e4c31d3b98253cbc", kill_on_drop: false }`
[INFO] [stderr]     Checking weezl v0.1.3
[INFO] [stderr]    Compiling g2poly v0.4.0
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking lru v0.6.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking num-rational v0.3.2
[INFO] [stderr]    Compiling g2gen v0.4.0
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking tiff v0.6.0
[INFO] [stderr]     Checking g2p v0.4.0
[INFO] [stderr]     Checking image v0.23.11
[INFO] [stderr]     Checking rqrr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused closure that must be used
[INFO] [stdout]    --> src/prepare.rs:272:29
[INFO] [stdout]     |
[INFO] [stdout] 272 | ...                   self.flood_fill(src_x, src_y, color.into(), PixelColor::Black.into(), |_| ());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused closure that must be used
[INFO] [stdout]    --> src/prepare.rs:272:29
[INFO] [stdout]     |
[INFO] [stdout] 272 | ...                   self.flood_fill(src_x, src_y, color.into(), PixelColor::Black.into(), |_| ());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `criterion_group`, `criterion_main`
[INFO] [stdout]  --> benches/bench_cap_find.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use criterion::{criterion_group, criterion_main};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image`
[INFO] [stdout]  --> benches/bench_cap_find.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use image;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rqrr`
[INFO] [stdout]  --> benches/bench_cap_find.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rqrr;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.53s
[INFO] running `Command { std: "docker" "inspect" "00b126e6c18b6917cd7f4682c68d5dc1c3785164f8c57619e4c31d3b98253cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00b126e6c18b6917cd7f4682c68d5dc1c3785164f8c57619e4c31d3b98253cbc", kill_on_drop: false }`
[INFO] [stdout] 00b126e6c18b6917cd7f4682c68d5dc1c3785164f8c57619e4c31d3b98253cbc