[INFO] fetching crate webcam 0.0.0...
[INFO] checking webcam-0.0.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate webcam 0.0.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate webcam 0.0.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webcam 0.0.0
[INFO] finished tweaking crates.io crate webcam 0.0.0
[INFO] tweaked toml for crates.io crate webcam 0.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate webcam 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pasts v0.7.4
[INFO] [stderr]   Downloaded smelling_salts v0.1.0
[INFO] [stderr]   Downloaded pix v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbce100479900c0492a5e932ac3b41b768f6eae100e1e7c53cad4b6be588587b
[INFO] running `Command { std: "docker" "start" "-a" "cbce100479900c0492a5e932ac3b41b768f6eae100e1e7c53cad4b6be588587b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbce100479900c0492a5e932ac3b41b768f6eae100e1e7c53cad4b6be588587b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbce100479900c0492a5e932ac3b41b768f6eae100e1e7c53cad4b6be588587b", kill_on_drop: false }`
[INFO] [stdout] cbce100479900c0492a5e932ac3b41b768f6eae100e1e7c53cad4b6be588587b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a891fe51597ee448f1c221d11b040df1b13a081609e755db2fd755a222f79b4
[INFO] running `Command { std: "docker" "start" "-a" "3a891fe51597ee448f1c221d11b040df1b13a081609e755db2fd755a222f79b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pix v0.13.1
[INFO] [stderr]     Checking smelling_salts v0.1.0
[INFO] [stderr]     Checking pasts v0.7.4
[INFO] [stderr]     Checking webcam v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `all_open` is assigned to, but never used
[INFO] [stdout]    --> src/lib.rs:367:25
[INFO] [stdout]     |
[INFO] [stdout] 367 |                 let mut all_open = true;
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_all_open` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `all_open` is never read
[INFO] [stdout]    --> src/lib.rs:388:37
[INFO] [stdout]     |
[INFO] [stdout] 388 | ...                   all_open = false;
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fd`
[INFO] [stdout]    --> src/lib.rs:452:16
[INFO] [stdout]     |
[INFO] [stdout] 452 |     pub fn new(fd: c_int, raster: Raster<SRgba8>) -> Option<Camera> {
[INFO] [stdout]     |                ^^ help: if this is intentional, prefix it with an underscore: `_fd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PROT_READ` is never used
[INFO] [stdout]    --> src/lib.rs:272:7
[INFO] [stdout]     |
[INFO] [stdout] 272 | const PROT_READ: c_int = 0x04;
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `all_open` is assigned to, but never used
[INFO] [stdout]    --> src/lib.rs:367:25
[INFO] [stdout]     |
[INFO] [stdout] 367 |                 let mut all_open = true;
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_all_open` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PROT_WRITE` is never used
[INFO] [stdout]    --> src/lib.rs:273:7
[INFO] [stdout]     |
[INFO] [stdout] 273 | const PROT_WRITE: c_int = 0x02;
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAP_SHARED` is never used
[INFO] [stdout]    --> src/lib.rs:275:7
[INFO] [stdout]     |
[INFO] [stdout] 275 | const MAP_SHARED: c_int = 0x0010;
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `all_open` is never read
[INFO] [stdout]    --> src/lib.rs:388:37
[INFO] [stdout]     |
[INFO] [stdout] 388 | ...                   all_open = false;
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data` and `raster` are never read
[INFO] [stdout]    --> src/lib.rs:444:2
[INFO] [stdout]     |
[INFO] [stdout] 435 | pub struct Camera {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 444 |     data: *mut c_void, // JPEG file data
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 448 |     raster: Raster<SRgba8>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mmap` is never used
[INFO] [stdout]    --> src/lib.rs:294:8
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn mmap(addr: *mut c_void, length: usize, prot: c_int, flags: c_int,
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write` is never used
[INFO] [stdout]    --> src/lib.rs:298:8
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn write(fd: c_int, buf: *const c_void, count: usize) -> isize;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fd`
[INFO] [stdout]    --> src/lib.rs:452:16
[INFO] [stdout]     |
[INFO] [stdout] 452 |     pub fn new(fd: c_int, raster: Raster<SRgba8>) -> Option<Camera> {
[INFO] [stdout]     |                ^^ help: if this is intentional, prefix it with an underscore: `_fd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PROT_READ` is never used
[INFO] [stdout]    --> src/lib.rs:272:7
[INFO] [stdout]     |
[INFO] [stdout] 272 | const PROT_READ: c_int = 0x04;
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PROT_WRITE` is never used
[INFO] [stdout]    --> src/lib.rs:273:7
[INFO] [stdout]     |
[INFO] [stdout] 273 | const PROT_WRITE: c_int = 0x02;
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAP_SHARED` is never used
[INFO] [stdout]    --> src/lib.rs:275:7
[INFO] [stdout]     |
[INFO] [stdout] 275 | const MAP_SHARED: c_int = 0x0010;
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data` and `raster` are never read
[INFO] [stdout]    --> src/lib.rs:444:2
[INFO] [stdout]     |
[INFO] [stdout] 435 | pub struct Camera {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 444 |     data: *mut c_void, // JPEG file data
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 448 |     raster: Raster<SRgba8>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mmap` is never used
[INFO] [stdout]    --> src/lib.rs:294:8
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn mmap(addr: *mut c_void, length: usize, prot: c_int, flags: c_int,
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write` is never used
[INFO] [stdout]    --> src/lib.rs:298:8
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn write(fd: c_int, buf: *const c_void, count: usize) -> isize;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pix::Raster`
[INFO] [stdout]  --> examples/display.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pix::Raster;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pix::rgb::SRgba8`
[INFO] [stdout]  --> examples/display.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pix::rgb::SRgba8;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> examples/display.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Camera(Camera),
[INFO] [stdout]   |     ------ ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Camera(()),
[INFO] [stdout]   |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/display.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Picture((usize, ())),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Picture(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "3a891fe51597ee448f1c221d11b040df1b13a081609e755db2fd755a222f79b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a891fe51597ee448f1c221d11b040df1b13a081609e755db2fd755a222f79b4", kill_on_drop: false }`
[INFO] [stdout] 3a891fe51597ee448f1c221d11b040df1b13a081609e755db2fd755a222f79b4