[INFO] cloning repository https://github.com/auyer/screenshot-scaledown
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/auyer/screenshot-scaledown" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauyer%2Fscreenshot-scaledown", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauyer%2Fscreenshot-scaledown'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36ff1db94af27f2b0670c4e4ebfe0d7b883d8f4c
[INFO] checking auyer/screenshot-scaledown against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauyer%2Fscreenshot-scaledown" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/auyer/screenshot-scaledown on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/auyer/screenshot-scaledown
[INFO] finished tweaking git repo https://github.com/auyer/screenshot-scaledown
[INFO] tweaked toml for git repo https://github.com/auyer/screenshot-scaledown written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/auyer/screenshot-scaledown already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/servo/rust-xlib`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gethostname v0.2.1
[INFO] [stderr]   Downloaded stdweb v0.3.0
[INFO] [stderr]   Downloaded lazy-bytes-cast v5.0.1
[INFO] [stderr]   Downloaded png v0.16.4
[INFO] [stderr]   Downloaded clipboard-win v3.1.0
[INFO] [stderr]   Downloaded image v0.23.5
[INFO] [stderr]   Downloaded x11rb v0.5.0
[INFO] [stderr]   Downloaded livesplit-hotkey v0.5.0
[INFO] [stderr]   Downloaded promising-future v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "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] e428b1ed4454155922f816304f08ed92166cc58dd503ee35c68ae40f87027e62
[INFO] running `Command { std: "docker" "start" "-a" "e428b1ed4454155922f816304f08ed92166cc58dd503ee35c68ae40f87027e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e428b1ed4454155922f816304f08ed92166cc58dd503ee35c68ae40f87027e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e428b1ed4454155922f816304f08ed92166cc58dd503ee35c68ae40f87027e62", kill_on_drop: false }`
[INFO] [stdout] e428b1ed4454155922f816304f08ed92166cc58dd503ee35c68ae40f87027e62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7edd3763811201011b31ea870db357c34db5fe405681d71a1302bfb38d55cc50
[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" "7edd3763811201011b31ea870db357c34db5fe405681d71a1302bfb38d55cc50", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bitflags v0.2.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking deflate v0.8.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking png v0.16.4
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking gethostname v0.2.1
[INFO] [stderr]     Checking xlib v0.1.0 (https://github.com/servo/rust-xlib#38ce24e6)
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking promising-future v0.2.4
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking image v0.23.5
[INFO] [stderr]     Checking x11rb v0.5.0
[INFO] [stderr]     Checking livesplit-hotkey v0.5.0
[INFO] [stderr]     Checking screenshot-scaledown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `thread`
[INFO] [stdout]   --> src/main.rs:83:3
[INFO] [stdout]    |
[INFO] [stdout] 83 |         thread::sleep(time::Duration::from_secs(10));
[INFO] [stdout]    |         ^^^^^^ use of undeclared type or module `thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `time`
[INFO] [stdout]   --> src/main.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 |         thread::sleep(time::Duration::from_secs(10));
[INFO] [stdout]    |                             ^^^^^^^^ not found in `time`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::time::Duration;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scopeguard::defer`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use scopeguard::defer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::fmt;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::io::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::ptr;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]   --> src/main.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `thread`
[INFO] [stdout]   --> src/main.rs:83:3
[INFO] [stdout]    |
[INFO] [stdout] 83 |         thread::sleep(time::Duration::from_secs(10));
[INFO] [stdout]    |         ^^^^^^ use of undeclared type or module `thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `time`
[INFO] [stdout]   --> src/main.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 |         thread::sleep(time::Duration::from_secs(10));
[INFO] [stdout]    |                             ^^^^^^^^ not found in `time`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::time::Duration;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scopeguard::defer`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use scopeguard::defer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::fmt;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::io::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::ptr;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]   --> src/main.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<fn() -> std::option::Option<(usize, usize, std::vec::Vec<u8>)> {print_action} as std::ops::FnOnce<()>>::Output == ()`
[INFO] [stdout]   --> src/main.rs:80:7
[INFO] [stdout]    |
[INFO] [stdout] 80 |     hook.register(livesplit_hotkey::KeyCode::Print, print_action)
[INFO] [stdout]    |          ^^^^^^^^ expected enum `std::option::Option`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `std::option::Option<(usize, usize, std::vec::Vec<u8>)>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `screenshot-scaledown`.
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0433.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0271]: type mismatch resolving `<fn() -> std::option::Option<(usize, usize, std::vec::Vec<u8>)> {print_action} as std::ops::FnOnce<()>>::Output == ()`
[INFO] [stdout]   --> src/main.rs:80:7
[INFO] [stdout]    |
[INFO] [stdout] 80 |     hook.register(livesplit_hotkey::KeyCode::Print, print_action)
[INFO] [stdout]    |          ^^^^^^^^ expected enum `std::option::Option`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `std::option::Option<(usize, usize, std::vec::Vec<u8>)>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7edd3763811201011b31ea870db357c34db5fe405681d71a1302bfb38d55cc50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7edd3763811201011b31ea870db357c34db5fe405681d71a1302bfb38d55cc50", kill_on_drop: false }`
[INFO] [stdout] 7edd3763811201011b31ea870db357c34db5fe405681d71a1302bfb38d55cc50
