[INFO] cloning repository https://github.com/sourgrasses/pixelater
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sourgrasses/pixelater" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourgrasses%2Fpixelater", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourgrasses%2Fpixelater'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 807ed4aa520d36b727bf28d6078e57fbe5fd3d62
[INFO] testing sourgrasses/pixelater against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourgrasses%2Fpixelater" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sourgrasses/pixelater on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sourgrasses/pixelater
[INFO] finished tweaking git repo https://github.com/sourgrasses/pixelater
[INFO] tweaked toml for git repo https://github.com/sourgrasses/pixelater written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/sourgrasses/pixelater already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24aa890eb68fd60840ed5d19e1b648df2f2773c24dc89caadffcd10d33a110e7
[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" "24aa890eb68fd60840ed5d19e1b648df2f2773c24dc89caadffcd10d33a110e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24aa890eb68fd60840ed5d19e1b648df2f2773c24dc89caadffcd10d33a110e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24aa890eb68fd60840ed5d19e1b648df2f2773c24dc89caadffcd10d33a110e7", kill_on_drop: false }`
[INFO] [stdout] 24aa890eb68fd60840ed5d19e1b648df2f2773c24dc89caadffcd10d33a110e7
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6312ccde6ec0564d243651dda066bcc12230ecc0dd24d4416e12ad75b36db444
[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" "6312ccde6ec0564d243651dda066bcc12230ecc0dd24d4416e12ad75b36db444", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling libcruby-sys v0.7.5
[INFO] [stderr]    Compiling cstr-macro v0.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling helix v0.7.5
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling pixelater v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/piximage.rs:44:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let pix_width = (self.w / (self.pix_level * 10) as u32);
[INFO] [stdout]    |                         ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -         let pix_width = (self.w / (self.pix_level * 10) as u32);
[INFO] [stdout] 44 +         let pix_width = self.w / (self.pix_level * 10) as u32;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/piximage.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let pix_height = (self.h / (self.pix_level * 10) as u32);
[INFO] [stdout]    |                          ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -         let pix_height = (self.h / (self.pix_level * 10) as u32);
[INFO] [stdout] 45 +         let pix_height = self.h / (self.pix_level * 10) as u32;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/piximage.rs:51:56
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stdout]    |                                                        ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stdout] 51 +                 let pix_ref = self.image.get_pixel_mut(x + pix_width / 2, (y + pix_height / 2));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/piximage.rs:51:77
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stdout]    |                                                                             ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stdout] 51 +                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), y + pix_height / 2);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.65s
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6312ccde6ec0564d243651dda066bcc12230ecc0dd24d4416e12ad75b36db444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6312ccde6ec0564d243651dda066bcc12230ecc0dd24d4416e12ad75b36db444", kill_on_drop: false }`
[INFO] [stdout] 6312ccde6ec0564d243651dda066bcc12230ecc0dd24d4416e12ad75b36db444
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83f1b93b53d7ba4997706f57a5181e2ab10aa5e07ea2331cf2e905eb3eaf7c81
[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" "83f1b93b53d7ba4997706f57a5181e2ab10aa5e07ea2331cf2e905eb3eaf7c81", 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]    Compiling pixelater v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/piximage.rs:44:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let pix_width = (self.w / (self.pix_level * 10) as u32);
[INFO] [stdout]    |                         ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -         let pix_width = (self.w / (self.pix_level * 10) as u32);
[INFO] [stdout] 44 +         let pix_width = self.w / (self.pix_level * 10) as u32;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/piximage.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let pix_height = (self.h / (self.pix_level * 10) as u32);
[INFO] [stdout]    |                          ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -         let pix_height = (self.h / (self.pix_level * 10) as u32);
[INFO] [stdout] 45 +         let pix_height = self.h / (self.pix_level * 10) as u32;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/piximage.rs:51:56
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stdout]    |                                                        ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stdout] 51 +                 let pix_ref = self.image.get_pixel_mut(x + pix_width / 2, (y + pix_height / 2));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/piximage.rs:51:77
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stdout]    |                                                                             ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stdout] 51 +                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), y + pix_height / 2);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / ruby! {
[INFO] [stdout] 15 | |     class PixelSelection {
[INFO] [stdout] 16 | |         struct {
[INFO] [stdout] 17 | |             x: u32,
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `Command { std: "docker" "inspect" "83f1b93b53d7ba4997706f57a5181e2ab10aa5e07ea2331cf2e905eb3eaf7c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83f1b93b53d7ba4997706f57a5181e2ab10aa5e07ea2331cf2e905eb3eaf7c81", kill_on_drop: false }`
[INFO] [stdout] 83f1b93b53d7ba4997706f57a5181e2ab10aa5e07ea2331cf2e905eb3eaf7c81
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 54210b736c6758139bfaf612d7bf899b80bed63349d6b00f25d7e12561ff44ba
[INFO] running `Command { std: "docker" "start" "-a" "54210b736c6758139bfaf612d7bf899b80bed63349d6b00f25d7e12561ff44ba", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/piximage.rs:44:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let pix_width = (self.w / (self.pix_level * 10) as u32);
[INFO] [stderr]    |                         ^                                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 44 -         let pix_width = (self.w / (self.pix_level * 10) as u32);
[INFO] [stderr] 44 +         let pix_width = self.w / (self.pix_level * 10) as u32;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/piximage.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let pix_height = (self.h / (self.pix_level * 10) as u32);
[INFO] [stderr]    |                          ^                                     ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 45 -         let pix_height = (self.h / (self.pix_level * 10) as u32);
[INFO] [stderr] 45 +         let pix_height = self.h / (self.pix_level * 10) as u32;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/piximage.rs:51:56
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stderr]    |                                                        ^                 ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 51 -                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stderr] 51 +                 let pix_ref = self.image.get_pixel_mut(x + pix_width / 2, (y + pix_height / 2));
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/piximage.rs:51:77
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stderr]    |                                                                             ^                  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 51 -                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), (y + pix_height / 2));
[INFO] [stderr] 51 +                 let pix_ref = self.image.get_pixel_mut((x + pix_width / 2), y + pix_height / 2);
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / ruby! {
[INFO] [stderr] 15 | |     class PixelSelection {
[INFO] [stderr] 16 | |         struct {
[INFO] [stderr] 17 | |             x: u32,
[INFO] [stderr] ...  |
[INFO] [stderr] 66 | |     }
[INFO] [stderr] 67 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / ruby! {
[INFO] [stderr] 15 | |     class PixelSelection {
[INFO] [stderr] 16 | |         struct {
[INFO] [stderr] 17 | |             x: u32,
[INFO] [stderr] ...  |
[INFO] [stderr] 66 | |     }
[INFO] [stderr] 67 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `pixelater` (lib test) generated 12 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pixelater-b3157f740d8c486e)
[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" "54210b736c6758139bfaf612d7bf899b80bed63349d6b00f25d7e12561ff44ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54210b736c6758139bfaf612d7bf899b80bed63349d6b00f25d7e12561ff44ba", kill_on_drop: false }`
[INFO] [stdout] 54210b736c6758139bfaf612d7bf899b80bed63349d6b00f25d7e12561ff44ba