[INFO] fetching crate rxscreen 0.1.3...
[INFO] checking rxscreen-0.1.3 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate rxscreen 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rxscreen 0.1.3 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rxscreen 0.1.3
[INFO] finished tweaking crates.io crate rxscreen 0.1.3
[INFO] tweaked toml for crates.io crate rxscreen 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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] 2b1de90379186f50220abf4e3d180a4c9d8ffb419da2d4ede99b39795d421482
[INFO] running `Command { std: "docker" "start" "-a" "2b1de90379186f50220abf4e3d180a4c9d8ffb419da2d4ede99b39795d421482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b1de90379186f50220abf4e3d180a4c9d8ffb419da2d4ede99b39795d421482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1de90379186f50220abf4e3d180a4c9d8ffb419da2d4ede99b39795d421482", kill_on_drop: false }`
[INFO] [stdout] 2b1de90379186f50220abf4e3d180a4c9d8ffb419da2d4ede99b39795d421482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 836ae75519d3ed9f72a47bbe7c694910737a215690f6535874323862e9120787
[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" "836ae75519d3ed9f72a47bbe7c694910737a215690f6535874323862e9120787", kill_on_drop: false }`
[INFO] [stderr]    Compiling rxscreen v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/lib.rs:2:75
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{ffi::{CString}, os::raw::{c_char, c_int, c_uint, c_ulong}, u32, path::PathBuf};
[INFO] [stdout]   |                                                                           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/lib.rs:2:75
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{ffi::{CString}, os::raw::{c_char, c_int, c_uint, c_ulong}, u32, path::PathBuf};
[INFO] [stdout]   |                                                                           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `XYBitmap`
[INFO] [stdout]  --> src/ffi.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const XYBitmap: c_int = 0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `XYPixmap`
[INFO] [stdout]  --> src/ffi.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const XYPixmap: c_int = 1;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/lib.rs:39:2
[INFO] [stdout]    |
[INFO] [stdout] 39 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/lib.rs:40:2
[INFO] [stdout]    |
[INFO] [stdout] 40 |     height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `XYBitmap` should have an upper case name
[INFO] [stdout]  --> src/ffi.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const XYBitmap: c_int = 0;
[INFO] [stdout]   |           ^^^^^^^^ help: convert the identifier to upper case: `XYBITMAP`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `XYPixmap` should have an upper case name
[INFO] [stdout]  --> src/ffi.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const XYPixmap: c_int = 1;
[INFO] [stdout]   |           ^^^^^^^^ help: convert the identifier to upper case: `XYPIXMAP`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ZPixmap` should have an upper case name
[INFO] [stdout]  --> src/ffi.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const ZPixmap: c_int = 2;
[INFO] [stdout]   |           ^^^^^^^ help: convert the identifier to upper case: `ZPIXMAP`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `XYBitmap`
[INFO] [stdout]  --> src/ffi.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const XYBitmap: c_int = 0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `XYPixmap`
[INFO] [stdout]  --> src/ffi.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const XYPixmap: c_int = 1;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AllPlanes` should have an upper case name
[INFO] [stdout]  --> src/ffi.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const AllPlanes: c_ulong = !0;
[INFO] [stdout]   |           ^^^^^^^^^ help: convert the identifier to upper case: `ALL_PLANES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/lib.rs:39:2
[INFO] [stdout]    |
[INFO] [stdout] 39 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/lib.rs:40:2
[INFO] [stdout]    |
[INFO] [stdout] 40 |     height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `XYBitmap` should have an upper case name
[INFO] [stdout]  --> src/ffi.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const XYBitmap: c_int = 0;
[INFO] [stdout]   |           ^^^^^^^^ help: convert the identifier to upper case: `XYBITMAP`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `XYPixmap` should have an upper case name
[INFO] [stdout]  --> src/ffi.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const XYPixmap: c_int = 1;
[INFO] [stdout]   |           ^^^^^^^^ help: convert the identifier to upper case: `XYPIXMAP`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ZPixmap` should have an upper case name
[INFO] [stdout]  --> src/ffi.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const ZPixmap: c_int = 2;
[INFO] [stdout]   |           ^^^^^^^ help: convert the identifier to upper case: `ZPIXMAP`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AllPlanes` should have an upper case name
[INFO] [stdout]  --> src/ffi.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const AllPlanes: c_ulong = !0;
[INFO] [stdout]   |           ^^^^^^^^^ help: convert the identifier to upper case: `ALL_PLANES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "836ae75519d3ed9f72a47bbe7c694910737a215690f6535874323862e9120787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "836ae75519d3ed9f72a47bbe7c694910737a215690f6535874323862e9120787", kill_on_drop: false }`
[INFO] [stdout] 836ae75519d3ed9f72a47bbe7c694910737a215690f6535874323862e9120787