[INFO] fetching crate clipping 0.1.1...
[INFO] testing clipping-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate clipping 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate clipping 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clipping 0.1.1
[INFO] finished tweaking crates.io crate clipping 0.1.1
[INFO] tweaked toml for crates.io crate clipping 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 067705b66e84cb7dc0c53d95d83a492917b4ef0507f6797c00d83ba0edb21fb0
[INFO] running `Command { std: "docker" "start" "-a" "067705b66e84cb7dc0c53d95d83a492917b4ef0507f6797c00d83ba0edb21fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "067705b66e84cb7dc0c53d95d83a492917b4ef0507f6797c00d83ba0edb21fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "067705b66e84cb7dc0c53d95d83a492917b4ef0507f6797c00d83ba0edb21fb0", kill_on_drop: false }`
[INFO] [stdout] 067705b66e84cb7dc0c53d95d83a492917b4ef0507f6797c00d83ba0edb21fb0
[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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6acdd42ff84033eac565783e364109138923ac8b59d81efde1ff33f4684f138
[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" "a6acdd42ff84033eac565783e364109138923ac8b59d81efde1ff33f4684f138", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling interpolation v0.1.0
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling piston-viewport v0.3.0
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling glutin v0.10.1
[INFO] [stderr]    Compiling gfx_core v0.8.3
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling pistoncore-input v0.20.0
[INFO] [stderr]    Compiling stb_truetype v0.2.8
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling pistoncore-window v0.30.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling wayland-scanner v0.9.10
[INFO] [stderr]    Compiling pistoncore-event_loop v0.35.0
[INFO] [stderr]    Compiling rusttype v0.2.4
[INFO] [stderr]    Compiling gfx v0.17.1
[INFO] [stderr]    Compiling piston v0.35.0
[INFO] [stderr]    Compiling gl v0.7.0
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling wayland-protocols v0.9.10
[INFO] [stderr]    Compiling piston2d-graphics v0.24.0
[INFO] [stderr]    Compiling piston-gfx_texture v0.31.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.48.0
[INFO] [stderr]    Compiling gfx_device_gl v0.15.5
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.9.10
[INFO] [stderr]    Compiling wayland-kbd v0.9.1
[INFO] [stderr]    Compiling wayland-window v0.8.0
[INFO] [stderr]    Compiling winit v0.8.3
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.43.0
[INFO] [stderr]    Compiling piston_window v0.75.0
[INFO] [stderr]    Compiling clipping v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gh.rs:245:41
[INFO] [stdout]     |
[INFO] [stdout] 245 | ...                   let mut is = Vertex::new(i, alpha_s, true, false, false);
[INFO] [stdout]     |                           ----^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gh.rs:246:41
[INFO] [stdout]     |
[INFO] [stdout] 246 | ...                   let mut ic = Vertex::new(i, alpha_c, true, false, false);
[INFO] [stdout]     |                           ----^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.21s
[INFO] running `Command { std: "docker" "inspect" "a6acdd42ff84033eac565783e364109138923ac8b59d81efde1ff33f4684f138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6acdd42ff84033eac565783e364109138923ac8b59d81efde1ff33f4684f138", kill_on_drop: false }`
[INFO] [stdout] a6acdd42ff84033eac565783e364109138923ac8b59d81efde1ff33f4684f138
[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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b50f0923bd654c77fe73ace8c5d1662f37c2b1920cd1e87d5d709c3ef7a61a2b
[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" "b50f0923bd654c77fe73ace8c5d1662f37c2b1920cd1e87d5d709c3ef7a61a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling clipping v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gh.rs:245:41
[INFO] [stdout]     |
[INFO] [stdout] 245 | ...                   let mut is = Vertex::new(i, alpha_s, true, false, false);
[INFO] [stdout]     |                           ----^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gh.rs:246:41
[INFO] [stdout]     |
[INFO] [stdout] 246 | ...                   let mut ic = Vertex::new(i, alpha_c, true, false, false);
[INFO] [stdout]     |                           ----^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gh.rs:245:41
[INFO] [stdout]     |
[INFO] [stdout] 245 | ...                   let mut is = Vertex::new(i, alpha_s, true, false, false);
[INFO] [stdout]     |                           ----^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gh.rs:246:41
[INFO] [stdout]     |
[INFO] [stdout] 246 | ...                   let mut ic = Vertex::new(i, alpha_c, true, false, false);
[INFO] [stdout]     |                           ----^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "b50f0923bd654c77fe73ace8c5d1662f37c2b1920cd1e87d5d709c3ef7a61a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50f0923bd654c77fe73ace8c5d1662f37c2b1920cd1e87d5d709c3ef7a61a2b", kill_on_drop: false }`
[INFO] [stdout] b50f0923bd654c77fe73ace8c5d1662f37c2b1920cd1e87d5d709c3ef7a61a2b
[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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", 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] df9726cf57d5c6c0f398cd89fd73b89e8375779ab9fb4d293d10271283584433
[INFO] running `Command { std: "docker" "start" "-a" "df9726cf57d5c6c0f398cd89fd73b89e8375779ab9fb4d293d10271283584433", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gh.rs:245:41
[INFO] [stderr]     |
[INFO] [stderr] 245 | ...                   let mut is = Vertex::new(i, alpha_s, true, false, false);
[INFO] [stderr]     |                           ----^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gh.rs:246:41
[INFO] [stderr]     |
[INFO] [stderr] 246 | ...                   let mut ic = Vertex::new(i, alpha_c, true, false, false);
[INFO] [stderr]     |                           ----^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `clipping` (lib) generated 2 warnings
[INFO] [stderr] warning: `clipping` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/clipping-630ee37ac4833d66)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests clipping
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df9726cf57d5c6c0f398cd89fd73b89e8375779ab9fb4d293d10271283584433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9726cf57d5c6c0f398cd89fd73b89e8375779ab9fb4d293d10271283584433", kill_on_drop: false }`
[INFO] [stdout] df9726cf57d5c6c0f398cd89fd73b89e8375779ab9fb4d293d10271283584433
