[INFO] cloning repository https://github.com/p9648213/pngme [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/p9648213/pngme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp9648213%2Fpngme", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp9648213%2Fpngme'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3ea505eb18392fee848abaa804a49c641b3fedc [INFO] checking p9648213/pngme against master#ca77504943887037504c7fc0b9bf06dab3910373 for pr-145181 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp9648213%2Fpngme" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/p9648213/pngme [INFO] finished tweaking git repo https://github.com/p9648213/pngme [INFO] tweaked toml for git repo https://github.com/p9648213/pngme written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/p9648213/pngme on toolchain ca77504943887037504c7fc0b9bf06dab3910373 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/p9648213/pngme already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 47d73a95d5b0f1f391eecf92ad857cddb269ffe1f3795c3fbd2f5e2313cec71c [INFO] running `Command { std: "docker" "start" "-a" "47d73a95d5b0f1f391eecf92ad857cddb269ffe1f3795c3fbd2f5e2313cec71c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47d73a95d5b0f1f391eecf92ad857cddb269ffe1f3795c3fbd2f5e2313cec71c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47d73a95d5b0f1f391eecf92ad857cddb269ffe1f3795c3fbd2f5e2313cec71c", kill_on_drop: false }` [INFO] [stdout] 47d73a95d5b0f1f391eecf92ad857cddb269ffe1f3795c3fbd2f5e2313cec71c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f516009a8d7df92811fd033b294d954aaab8e3ae5a3c4ebd738d20bd7bcf879 [INFO] running `Command { std: "docker" "start" "-a" "5f516009a8d7df92811fd033b294d954aaab8e3ae5a3c4ebd738d20bd7bcf879", kill_on_drop: false }` [INFO] [stderr] Checking crc-catalog v2.4.0 [INFO] [stderr] Checking crc v3.3.0 [INFO] [stderr] Checking pngme v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Chunk` is never constructed [INFO] [stdout] --> src/chunk.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Chunk { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `length`, `crc`, `chunk_type`, and `data_as_string` are never used [INFO] [stdout] --> src/chunk.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Chunk { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 14 | fn new(chunk_type: ChunkType, data: Vec) -> Chunk { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | fn length(&self) -> u32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn crc(&self) -> u32 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | fn chunk_type(&self) -> ChunkType { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | fn data_as_string(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ChunkType` is never constructed [INFO] [stdout] --> src/chunk_type.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ChunkType(pub [u8; 4]); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `bytes`, `is_critical`, `is_public`, `is_reserved_bit_valid`, `is_safe_to_copy`, and `is_valid` are never used [INFO] [stdout] --> src/chunk_type.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl ChunkType { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] 42 | pub fn bytes(&self) -> [u8; 4] { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | fn is_critical(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | fn is_public(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn is_reserved_bit_valid(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn is_safe_to_copy(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn is_valid(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "5f516009a8d7df92811fd033b294d954aaab8e3ae5a3c4ebd738d20bd7bcf879", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f516009a8d7df92811fd033b294d954aaab8e3ae5a3c4ebd738d20bd7bcf879", kill_on_drop: false }` [INFO] [stdout] 5f516009a8d7df92811fd033b294d954aaab8e3ae5a3c4ebd738d20bd7bcf879