[INFO] cloning repository https://github.com/raytung/pixels [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raytung/pixels" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraytung%2Fpixels", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraytung%2Fpixels'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d31af04f5e555a4c440f928e7234e68d73bac7f6 [INFO] documenting raytung/pixels against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraytung%2Fpixels" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/raytung/pixels on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/raytung/pixels [INFO] finished tweaking git repo https://github.com/raytung/pixels [INFO] tweaked toml for git repo https://github.com/raytung/pixels written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/raytung/pixels already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 77b37658017b3bded18ede628b61ad25eb77efe2faf1bf2964d46167f1082269 [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" "77b37658017b3bded18ede628b61ad25eb77efe2faf1bf2964d46167f1082269", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "77b37658017b3bded18ede628b61ad25eb77efe2faf1bf2964d46167f1082269", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77b37658017b3bded18ede628b61ad25eb77efe2faf1bf2964d46167f1082269", kill_on_drop: false }` [INFO] [stdout] 77b37658017b3bded18ede628b61ad25eb77efe2faf1bf2964d46167f1082269 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 69829851da40d92e938aab6680e49ff456819df0b04d4a072fd2b0260525f496 [INFO] running `Command { std: "docker" "start" "-a" "69829851da40d92e938aab6680e49ff456819df0b04d4a072fd2b0260525f496", kill_on_drop: false }` [INFO] [stderr] Checking pixels v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting pixels v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Result`, `SeekFrom` [INFO] [stdout] --> src/lib.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{Seek, Result, Read, SeekFrom}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/jpeg.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/jpeg.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | Markers::RST(n @ 0 ... 7) => Ok((0xFF, 0xD0 + n as u8)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/jpeg.rs:46:32 [INFO] [stdout] | [INFO] [stdout] 46 | Markers::APP(n @ 0 ... 15) => Ok((0xFF, 0xE0 + n as u8)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/jpeg.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | Markers::RST(n @ 0 ... 7) => Ok((0xFF, 0xD0 + n as u8)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/jpeg.rs:46:32 [INFO] [stdout] | [INFO] [stdout] 46 | Markers::APP(n @ 0 ... 15) => Ok((0xFF, 0xE0 + n as u8)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/jpeg.rs:116:24 [INFO] [stdout] | [INFO] [stdout] 116 | fn read(&mut self, buf: &mut [u8]) -> io::Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/jpeg.rs:122:24 [INFO] [stdout] | [INFO] [stdout] 122 | fn seek(&mut self, pos: SeekFrom) -> io::Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Markers` [INFO] [stdout] --> src/jpeg.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | enum Markers { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `INVALID` [INFO] [stdout] --> src/jpeg.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | INVALID [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `MarkerBytes` [INFO] [stdout] --> src/jpeg.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | type MarkerBytes = (u8, u8); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_bytes` [INFO] [stdout] --> src/jpeg.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | fn to_bytes(&self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `file` [INFO] [stdout] --> src/jpeg.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | file: File, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.41s [INFO] running `Command { std: "docker" "inspect" "69829851da40d92e938aab6680e49ff456819df0b04d4a072fd2b0260525f496", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69829851da40d92e938aab6680e49ff456819df0b04d4a072fd2b0260525f496", kill_on_drop: false }` [INFO] [stdout] 69829851da40d92e938aab6680e49ff456819df0b04d4a072fd2b0260525f496