[INFO] updating cached repository https://github.com/minauteur/io-png [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c4e68150a5addf24d35797894d097171deeffc89 [INFO] checking minauteur/io-png against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminauteur%2Fio-png" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/minauteur/io-png on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/minauteur/io-png [INFO] finished tweaking git repo https://github.com/minauteur/io-png [INFO] tweaked toml for git repo https://github.com/minauteur/io-png written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/minauteur/io-png already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5ae0b77759957f6fa36ae68bfdc2d0806be5725aaddc16842dba9d5d9c0ecfa2 [INFO] running `"docker" "start" "-a" "5ae0b77759957f6fa36ae68bfdc2d0806be5725aaddc16842dba9d5d9c0ecfa2"` [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking inotify v0.3.0 [INFO] [stderr] Checking num-integer v0.1.36 [INFO] [stderr] Checking rayon-core v1.4.0 [INFO] [stderr] Checking num-iter v0.1.35 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking miow v0.1.5 [INFO] [stderr] Checking rayon v1.0.0 [INFO] [stderr] Checking mio v0.5.1 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Checking notify v4.0.3 [INFO] [stderr] Checking jpeg-decoder v0.1.14 [INFO] [stderr] Checking image v0.18.0 [INFO] [stderr] Checking io-png v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:30:43 [INFO] [stderr] | [INFO] [stderr] 30 | let mut watcher: RecommendedWatcher = try!(Watcher::new(tx, Duration::from_secs(2))); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | try!(watcher.watch("/var/www/microwavemansion.com/loops", RecursiveMode::Recursive)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufWriter`, `Write` [INFO] [stderr] --> src/main.rs:8:21 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter}; [INFO] [stderr] | ^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ffi::OsStr` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::ffi::OsStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `image::png` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use image::png; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `image::gif::Encoder` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use image::gif::Encoder; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer` [INFO] [stderr] --> src/main.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:30:43 [INFO] [stderr] | [INFO] [stderr] 30 | let mut watcher: RecommendedWatcher = try!(Watcher::new(tx, Duration::from_secs(2))); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | try!(watcher.watch("/var/www/microwavemansion.com/loops", RecursiveMode::Recursive)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufWriter`, `Write` [INFO] [stderr] --> src/main.rs:8:21 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter}; [INFO] [stderr] | ^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ffi::OsStr` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::ffi::OsStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `image::png` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use image::png; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `image::gif::Encoder` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use image::gif::Encoder; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer` [INFO] [stderr] --> src/main.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `WIDTH` [INFO] [stderr] --> src/main.rs:21:1 [INFO] [stderr] | [INFO] [stderr] 21 | const WIDTH: u32 = 100; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `HEIGHT` [INFO] [stderr] --> src/main.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | const HEIGHT:u32 = 100; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `WIDTH` [INFO] [stderr] --> src/main.rs:21:1 [INFO] [stderr] | [INFO] [stderr] 21 | const WIDTH: u32 = 100; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `HEIGHT` [INFO] [stderr] --> src/main.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | const HEIGHT:u32 = 100; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.19s [INFO] running `"docker" "inspect" "5ae0b77759957f6fa36ae68bfdc2d0806be5725aaddc16842dba9d5d9c0ecfa2"` [INFO] running `"docker" "rm" "-f" "5ae0b77759957f6fa36ae68bfdc2d0806be5725aaddc16842dba9d5d9c0ecfa2"` [INFO] [stdout] 5ae0b77759957f6fa36ae68bfdc2d0806be5725aaddc16842dba9d5d9c0ecfa2