[INFO] cloning repository https://github.com/ollyswanson/pnmsg [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ollyswanson/pnmsg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Follyswanson%2Fpnmsg", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Follyswanson%2Fpnmsg'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ea173ee4f962d7efd417b0d193bce23a4508b9a6 [INFO] checking ollyswanson/pnmsg against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Follyswanson%2Fpnmsg" "/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/ollyswanson/pnmsg on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ollyswanson/pnmsg [INFO] finished tweaking git repo https://github.com/ollyswanson/pnmsg [INFO] tweaked toml for git repo https://github.com/ollyswanson/pnmsg written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ollyswanson/pnmsg already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec6de32740b95b33afabb6832308d15bd52f2d0571c5eccacc5bc9d8327d2f57 [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" "ec6de32740b95b33afabb6832308d15bd52f2d0571c5eccacc5bc9d8327d2f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec6de32740b95b33afabb6832308d15bd52f2d0571c5eccacc5bc9d8327d2f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6de32740b95b33afabb6832308d15bd52f2d0571c5eccacc5bc9d8327d2f57", kill_on_drop: false }` [INFO] [stdout] ec6de32740b95b33afabb6832308d15bd52f2d0571c5eccacc5bc9d8327d2f57 [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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae4fd6a82c2fb2927d0d2c5adea09419ed30314bf912ddb6d2d111185dda705c [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" "ae4fd6a82c2fb2927d0d2c5adea09419ed30314bf912ddb6d2d111185dda705c", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling structopt-derive v0.4.10 [INFO] [stderr] Checking structopt v0.3.17 [INFO] [stderr] Checking pnmsg v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::chunk_type::ChunkType` [INFO] [stdout] --> src/chunk.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | use crate::chunk_type::ChunkType; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/png.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_critical` [INFO] [stdout] --> src/chunk_type.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn is_critical(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_public` [INFO] [stdout] --> src/chunk_type.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn is_public(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_safe_to_copy` [INFO] [stdout] --> src/chunk_type.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn is_safe_to_copy(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_chunks` [INFO] [stdout] --> src/png.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn from_chunks(chunks: Vec) -> Png { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove_chunk` [INFO] [stdout] --> src/png.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn remove_chunk(&mut self, chunk_type: &str) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `header` [INFO] [stdout] --> src/png.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn header(&self) -> &[u8; 8] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `chunks` [INFO] [stdout] --> src/png.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn chunks(&self) -> &[Chunk] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `header` [INFO] [stdout] --> src/png.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn header(&self) -> &[u8; 8] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.61s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ae4fd6a82c2fb2927d0d2c5adea09419ed30314bf912ddb6d2d111185dda705c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae4fd6a82c2fb2927d0d2c5adea09419ed30314bf912ddb6d2d111185dda705c", kill_on_drop: false }` [INFO] [stdout] ae4fd6a82c2fb2927d0d2c5adea09419ed30314bf912ddb6d2d111185dda705c