[INFO] cloning repository https://github.com/tonyfinn/xray
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tonyfinn/xray" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonyfinn%2Fxray", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonyfinn%2Fxray'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd9b5c86de88668b1c7963a7a00d4b51a461d3f3
[INFO] testing tonyfinn/xray against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonyfinn%2Fxray" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tonyfinn/xray on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tonyfinn/xray
[INFO] finished tweaking git repo https://github.com/tonyfinn/xray
[INFO] tweaked toml for git repo https://github.com/tonyfinn/xray written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tonyfinn/xray already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47aff2cbbd096d2d277417d88e57c672e6b651aecee32d37e072207fbd1359b2
[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" "47aff2cbbd096d2d277417d88e57c672e6b651aecee32d37e072207fbd1359b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47aff2cbbd096d2d277417d88e57c672e6b651aecee32d37e072207fbd1359b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47aff2cbbd096d2d277417d88e57c672e6b651aecee32d37e072207fbd1359b2", kill_on_drop: false }`
[INFO] [stdout] 47aff2cbbd096d2d277417d88e57c672e6b651aecee32d37e072207fbd1359b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9c5aa228b9d061d169e64a768024765ee239e640400e30a6606cb6e87699ca2
[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" "e9c5aa228b9d061d169e64a768024765ee239e640400e30a6606cb6e87699ca2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling inflate v0.4.2
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling xray v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.93s
[INFO] running `Command { std: "docker" "inspect" "e9c5aa228b9d061d169e64a768024765ee239e640400e30a6606cb6e87699ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c5aa228b9d061d169e64a768024765ee239e640400e30a6606cb6e87699ca2", kill_on_drop: false }`
[INFO] [stdout] e9c5aa228b9d061d169e64a768024765ee239e640400e30a6606cb6e87699ca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 593afe411aa0c39be5f9cd57d4cccf5971a9f9c7c9b208a38146ef7affe12f63
[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" "593afe411aa0c39be5f9cd57d4cccf5971a9f9c7c9b208a38146ef7affe12f63", kill_on_drop: false }`
[INFO] [stderr]    Compiling xray v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rbgw`
[INFO] [stdout]    --> src/lib.rs:435:13
[INFO] [stdout]     |
[INFO] [stdout] 435 |         let rbgw = DynamicImage::ImageRgba8(ImageBuffer::from_vec(2, 2, 
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_rbgw`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected`
[INFO] [stdout]    --> src/lib.rs:443:13
[INFO] [stdout]     |
[INFO] [stdout] 443 |         let expected = DynamicImage::ImageRgba8(ImageBuffer::from_vec(2, 2, 
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected`
[INFO] [stdout]    --> src/lib.rs:475:13
[INFO] [stdout]     |
[INFO] [stdout] 475 |         let expected = DynamicImage::ImageRgba8(ImageBuffer::from_vec(2, 2, 
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/lib.rs:391:33
[INFO] [stdout]     |
[INFO] [stdout] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/lib.rs:391:41
[INFO] [stdout]     |
[INFO] [stdout] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stdout]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/lib.rs:391:49
[INFO] [stdout]     |
[INFO] [stdout] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stdout]     |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/lib.rs:391:61
[INFO] [stdout]     |
[INFO] [stdout] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stdout]     |                                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.58s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "593afe411aa0c39be5f9cd57d4cccf5971a9f9c7c9b208a38146ef7affe12f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593afe411aa0c39be5f9cd57d4cccf5971a9f9c7c9b208a38146ef7affe12f63", kill_on_drop: false }`
[INFO] [stdout] 593afe411aa0c39be5f9cd57d4cccf5971a9f9c7c9b208a38146ef7affe12f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 598dc1b9c93117b6fc391b1e79ca40e617ad0360b8822cf7b7d8693b6a689ccd
[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" "598dc1b9c93117b6fc391b1e79ca40e617ad0360b8822cf7b7d8693b6a689ccd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `rbgw`
[INFO] [stderr]    --> src/lib.rs:435:13
[INFO] [stderr]     |
[INFO] [stderr] 435 |         let rbgw = DynamicImage::ImageRgba8(ImageBuffer::from_vec(2, 2, 
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_rbgw`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected`
[INFO] [stderr]    --> src/lib.rs:443:13
[INFO] [stderr]     |
[INFO] [stderr] 443 |         let expected = DynamicImage::ImageRgba8(ImageBuffer::from_vec(2, 2, 
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected`
[INFO] [stderr]    --> src/lib.rs:475:13
[INFO] [stderr]     |
[INFO] [stderr] 475 |         let expected = DynamicImage::ImageRgba8(ImageBuffer::from_vec(2, 2, 
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/lib.rs:391:33
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stderr]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/lib.rs:391:41
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stderr]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]    --> src/lib.rs:391:49
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stderr]     |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]    --> src/lib.rs:391:61
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stderr]     |                                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xray-2422e57c36efb2f4
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_diff_images ... ok
[INFO] [stdout] test tests::test_success ... ok
[INFO] [stdout] test tests::test_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xray-0a7dd7384fa2a70b
[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 xray
[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" "598dc1b9c93117b6fc391b1e79ca40e617ad0360b8822cf7b7d8693b6a689ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598dc1b9c93117b6fc391b1e79ca40e617ad0360b8822cf7b7d8693b6a689ccd", kill_on_drop: false }`
[INFO] [stdout] 598dc1b9c93117b6fc391b1e79ca40e617ad0360b8822cf7b7d8693b6a689ccd