[INFO] cloning repository https://github.com/Sparkles-Laurel/apprentice_foreman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sparkles-Laurel/apprentice_foreman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSparkles-Laurel%2Fapprentice_foreman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSparkles-Laurel%2Fapprentice_foreman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e70a45a19c63cc853ff6fe75dea365d6aa616be
[INFO] checking Sparkles-Laurel/apprentice_foreman against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSparkles-Laurel%2Fapprentice_foreman" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Sparkles-Laurel/apprentice_foreman
[INFO] finished tweaking git repo https://github.com/Sparkles-Laurel/apprentice_foreman
[INFO] tweaked toml for git repo https://github.com/Sparkles-Laurel/apprentice_foreman written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Sparkles-Laurel/apprentice_foreman on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Sparkles-Laurel/apprentice_foreman 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b13caf0e68b06027f96245ffc061b7e81f931e4c1add583e3f69e1c8c378b81f
[INFO] running `Command { std: "docker" "start" "-a" "b13caf0e68b06027f96245ffc061b7e81f931e4c1add583e3f69e1c8c378b81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b13caf0e68b06027f96245ffc061b7e81f931e4c1add583e3f69e1c8c378b81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b13caf0e68b06027f96245ffc061b7e81f931e4c1add583e3f69e1c8c378b81f", kill_on_drop: false }`
[INFO] [stdout] b13caf0e68b06027f96245ffc061b7e81f931e4c1add583e3f69e1c8c378b81f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a6a6932069dfa510c7fe57fb814b5335f3343a63467d6e1f2976a45ab0fb787
[INFO] running `Command { std: "docker" "start" "-a" "4a6a6932069dfa510c7fe57fb814b5335f3343a63467d6e1f2976a45ab0fb787", kill_on_drop: false }`
[INFO] [stderr]     Checking apprentice_foreman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Receiver` and `channel`
[INFO] [stdout]  --> src/lib.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::mpsc::{channel, Sender, Receiver};
[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/lib.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::{self, JoinHandle};
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]  --> src/lib.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Polyamorous<T: Send + Sync> = Arc<Mutex<T>>;
[INFO] [stdout]   |                         ^^^^   ^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]   |
[INFO] [stdout]   = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]           see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]   = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]   = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: remove this bound
[INFO] [stdout]   |
[INFO] [stdout] 6 - pub type Polyamorous<T: Send + Sync> = Arc<Mutex<T>>;
[INFO] [stdout] 6 + pub type Polyamorous<T> = Arc<Mutex<T>>;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver` and `channel`
[INFO] [stdout]  --> src/lib.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::mpsc::{channel, Sender, Receiver};
[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/lib.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::{self, JoinHandle};
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]  --> src/lib.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Polyamorous<T: Send + Sync> = Arc<Mutex<T>>;
[INFO] [stdout]   |                         ^^^^   ^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]   |
[INFO] [stdout]   = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]           see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]   = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]   = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: remove this bound
[INFO] [stdout]   |
[INFO] [stdout] 6 - pub type Polyamorous<T: Send + Sync> = Arc<Mutex<T>>;
[INFO] [stdout] 6 + pub type Polyamorous<T> = Arc<Mutex<T>>;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "4a6a6932069dfa510c7fe57fb814b5335f3343a63467d6e1f2976a45ab0fb787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6a6932069dfa510c7fe57fb814b5335f3343a63467d6e1f2976a45ab0fb787", kill_on_drop: false }`
[INFO] [stdout] 4a6a6932069dfa510c7fe57fb814b5335f3343a63467d6e1f2976a45ab0fb787
