[INFO] fetching crate followfile 0.2.1... [INFO] checking followfile-0.2.1 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate followfile 0.2.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate followfile 0.2.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate followfile 0.2.1 [INFO] tweaked toml for crates.io crate followfile 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate followfile 0.2.1 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate followfile 0.2.1 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 87477db5a8cffa38f8ea91bab97617d4407cc433d4c0d03c496636c43080ef19 [INFO] running `Command { std: "docker" "start" "-a" "87477db5a8cffa38f8ea91bab97617d4407cc433d4c0d03c496636c43080ef19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "87477db5a8cffa38f8ea91bab97617d4407cc433d4c0d03c496636c43080ef19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87477db5a8cffa38f8ea91bab97617d4407cc433d4c0d03c496636c43080ef19", kill_on_drop: false }` [INFO] [stdout] 87477db5a8cffa38f8ea91bab97617d4407cc433d4c0d03c496636c43080ef19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8911fbb34d4bbf309eaf25433f64aea275959763d60b45cb06df60323f70ea13 [INFO] running `Command { std: "docker" "start" "-a" "8911fbb34d4bbf309eaf25433f64aea275959763d60b45cb06df60323f70ea13", kill_on_drop: false }` [INFO] [stderr] Checking followfile v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/lib.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `inner`, `option`, and `watcher` are never read [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct FollowFile { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 8 | inner: R, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | option: FollowOptions, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 10 | watcher: Pin>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/lib.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `inner`, `option`, and `watcher` are never read [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct FollowFile { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 8 | inner: R, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | option: FollowOptions, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 10 | watcher: Pin>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "8911fbb34d4bbf309eaf25433f64aea275959763d60b45cb06df60323f70ea13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8911fbb34d4bbf309eaf25433f64aea275959763d60b45cb06df60323f70ea13", kill_on_drop: false }` [INFO] [stdout] 8911fbb34d4bbf309eaf25433f64aea275959763d60b45cb06df60323f70ea13