[INFO] cloning repository https://github.com/HoolaBoola/tesseract-bot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HoolaBoola/tesseract-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoolaBoola%2Ftesseract-bot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoolaBoola%2Ftesseract-bot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b559a28b651e3bcc44b5ea2f5f52e008962c303b [INFO] checking HoolaBoola/tesseract-bot against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoolaBoola%2Ftesseract-bot" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HoolaBoola/tesseract-bot on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/HoolaBoola/tesseract-bot [INFO] finished tweaking git repo https://github.com/HoolaBoola/tesseract-bot [INFO] tweaked toml for git repo https://github.com/HoolaBoola/tesseract-bot written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/HoolaBoola/tesseract-bot already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (serenity) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 48df01c0a5c21d5e877b46dbf50a8df7ca68a96e0238f54d2b46145655d7afeb [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" "48df01c0a5c21d5e877b46dbf50a8df7ca68a96e0238f54d2b46145655d7afeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "48df01c0a5c21d5e877b46dbf50a8df7ca68a96e0238f54d2b46145655d7afeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48df01c0a5c21d5e877b46dbf50a8df7ca68a96e0238f54d2b46145655d7afeb", kill_on_drop: false }` [INFO] [stdout] 48df01c0a5c21d5e877b46dbf50a8df7ca68a96e0238f54d2b46145655d7afeb [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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cb534723e82df6ec002f63d18c2c112629b83e7e32f2f64f59265b41c2b48d4 [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" "6cb534723e82df6ec002f63d18c2c112629b83e7e32f2f64f59265b41c2b48d4", kill_on_drop: false }` [INFO] [stderr] warning: dependency (serenity) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling serenity v0.8.0 [INFO] [stderr] Checking uwl v0.5.1 [INFO] [stderr] Checking kankyo v0.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.34 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking encoding_rs v0.8.22 [INFO] [stderr] Checking http v0.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Checking ring v0.16.11 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking regex v1.3.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mime_guess v2.0.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking webpki v0.21.2 [INFO] [stderr] Compiling backtrace v0.3.45 [INFO] [stderr] Checking ct-logs v0.6.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Checking rustls v0.17.0 [INFO] [stderr] Checking webpki-roots v0.18.0 [INFO] [stderr] Checking rustls v0.16.0 [INFO] [stderr] Checking tokio v0.2.13 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling failure v0.1.7 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking tungstenite v0.9.2 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Checking rustls-native-certs v0.3.0 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking tokio-rustls v0.13.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling pin-project-internal v0.4.8 [INFO] [stderr] Compiling command_attr v0.1.7 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling leptonica-sys v0.2.1 [INFO] [stderr] Compiling tesseract-sys v0.4.1 [INFO] [stderr] Checking pin-project v0.4.8 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking h2 v0.2.2 [INFO] [stderr] Checking serde v1.0.104 [INFO] [stderr] Checking hyper v0.13.3 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking hyper-rustls v0.20.0 [INFO] [stderr] Checking reqwest v0.10.4 [INFO] [stderr] Checking leptess v0.8.1 [INFO] [stderr] Checking discordbot-tesseract v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/commands/read.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut pix = leptess::leptonica::pix_read(Path::new(filename)).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/commands/read.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut pix = leptess::leptonica::pix_read(Path::new(filename)).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commands/read.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | fs::remove_file(&filename); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commands/read.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | fs::remove_file(&filename); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 43s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6cb534723e82df6ec002f63d18c2c112629b83e7e32f2f64f59265b41c2b48d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cb534723e82df6ec002f63d18c2c112629b83e7e32f2f64f59265b41c2b48d4", kill_on_drop: false }` [INFO] [stdout] 6cb534723e82df6ec002f63d18c2c112629b83e7e32f2f64f59265b41c2b48d4