[INFO] cloning repository https://github.com/coreydexter/pngme [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coreydexter/pngme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreydexter%2Fpngme", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreydexter%2Fpngme'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4603e85586fe56995a7627845baa2f5c20fd3a2d [INFO] checking coreydexter/pngme against try#54e27f559f23913c1d5afb1a0f0114e9e61b81b8 for pr-147589 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreydexter%2Fpngme" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/coreydexter/pngme [INFO] finished tweaking git repo https://github.com/coreydexter/pngme [INFO] tweaked toml for git repo https://github.com/coreydexter/pngme written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/coreydexter/pngme on toolchain 54e27f559f23913c1d5afb1a0f0114e9e61b81b8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/coreydexter/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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a76e88f363eac5e18105986be4021a53fee374de9576a1a2b4c5aaebcc7e645b [INFO] running `Command { std: "docker" "start" "-a" "a76e88f363eac5e18105986be4021a53fee374de9576a1a2b4c5aaebcc7e645b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a76e88f363eac5e18105986be4021a53fee374de9576a1a2b4c5aaebcc7e645b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a76e88f363eac5e18105986be4021a53fee374de9576a1a2b4c5aaebcc7e645b", kill_on_drop: false }` [INFO] [stdout] a76e88f363eac5e18105986be4021a53fee374de9576a1a2b4c5aaebcc7e645b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16fcd6fc32beac8fc660384c004a820a281cf9e0d03c12b7d22e9d6779968149 [INFO] running `Command { std: "docker" "start" "-a" "16fcd6fc32beac8fc660384c004a820a281cf9e0d03c12b7d22e9d6779968149", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking anyhow v1.0.40 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Checking thiserror v1.0.25 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking pngme v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/png.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | fs::{self, File}, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/png.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | chunk::{self, Chunk, ChunkError}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::chunk_type::ChunkType` [INFO] [stdout] --> src/chunk.rs:226:9 [INFO] [stdout] | [INFO] [stdout] 226 | use crate::chunk_type::ChunkType; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/chunk.rs:227:9 [INFO] [stdout] | [INFO] [stdout] 227 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/png.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | fs::{self, File}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/png.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | chunk::{self, Chunk, ChunkError}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/png.rs:4:22 [INFO] [stdout] | [INFO] [stdout] 4 | io::{self, Read, Write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_first_chunk` and `get_last_chunk` are never used [INFO] [stdout] --> src/png.rs:144:8 [INFO] [stdout] | [INFO] [stdout] 45 | impl Png { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 144 | fn get_first_chunk(&self) -> Option<&Chunk> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 148 | fn get_last_chunk(&self) -> Option<&Chunk> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/png.rs:4:22 [INFO] [stdout] | [INFO] [stdout] 4 | io::{self, Read, Write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `png` [INFO] [stdout] --> src/png.rs:356:13 [INFO] [stdout] | [INFO] [stdout] 356 | let png = Png::try_from(&PNG_FILE[..]).unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_png` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_first_chunk` and `get_last_chunk` are never used [INFO] [stdout] --> src/png.rs:144:8 [INFO] [stdout] | [INFO] [stdout] 45 | impl Png { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 144 | fn get_first_chunk(&self) -> Option<&Chunk> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 148 | fn get_last_chunk(&self) -> Option<&Chunk> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_IHDR_chunk_must_remain` should have a snake case name [INFO] [stdout] --> src/png.rs:327:8 [INFO] [stdout] | [INFO] [stdout] 327 | fn test_IHDR_chunk_must_remain() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_ihdr_chunk_must_remain` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_IEND_chunk_must_remain` should have a snake case name [INFO] [stdout] --> src/png.rs:337:8 [INFO] [stdout] | [INFO] [stdout] 337 | fn test_IEND_chunk_must_remain() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_iend_chunk_must_remain` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.88s [INFO] running `Command { std: "docker" "inspect" "16fcd6fc32beac8fc660384c004a820a281cf9e0d03c12b7d22e9d6779968149", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16fcd6fc32beac8fc660384c004a820a281cf9e0d03c12b7d22e9d6779968149", kill_on_drop: false }` [INFO] [stdout] 16fcd6fc32beac8fc660384c004a820a281cf9e0d03c12b7d22e9d6779968149