[INFO] cloning repository https://github.com/zackwwu/pubsub-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zackwwu/pubsub-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzackwwu%2Fpubsub-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzackwwu%2Fpubsub-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff01616dfb555eeeb4acaf116e451a748246aeb2
[INFO] checking zackwwu/pubsub-rust against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzackwwu%2Fpubsub-rust" "/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/zackwwu/pubsub-rust
[INFO] finished tweaking git repo https://github.com/zackwwu/pubsub-rust
[INFO] tweaked toml for git repo https://github.com/zackwwu/pubsub-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zackwwu/pubsub-rust on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zackwwu/pubsub-rust 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.9
[INFO] [stderr]   Downloaded uuid v1.3.2
[INFO] [stderr]   Downloaded uuid-macro-internal v1.3.2
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] [stderr]   Downloaded libc v0.2.143
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01110f3c6be1f7e38be6387a0ca6f6bb3a791964bec0a5d3cdb1be5edcaa54d5
[INFO] running `Command { std: "docker" "start" "-a" "01110f3c6be1f7e38be6387a0ca6f6bb3a791964bec0a5d3cdb1be5edcaa54d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01110f3c6be1f7e38be6387a0ca6f6bb3a791964bec0a5d3cdb1be5edcaa54d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01110f3c6be1f7e38be6387a0ca6f6bb3a791964bec0a5d3cdb1be5edcaa54d5", kill_on_drop: false }`
[INFO] [stdout] 01110f3c6be1f7e38be6387a0ca6f6bb3a791964bec0a5d3cdb1be5edcaa54d5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e475f59adac085861747a1d0e64829225f1fbba8ff4f2426bc3b1eb653a8cc
[INFO] running `Command { std: "docker" "start" "-a" "81e475f59adac085861747a1d0e64829225f1fbba8ff4f2426bc3b1eb653a8cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling uuid-macro-internal v1.3.2
[INFO] [stderr]     Checking uuid v1.3.2
[INFO] [stderr]     Checking pubsub-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sync::mpsc`
[INFO] [stdout]   --> src/lib.rs:72:29
[INFO] [stdout]    |
[INFO] [stdout] 72 |     use std::{error::Error, sync::mpsc};
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "81e475f59adac085861747a1d0e64829225f1fbba8ff4f2426bc3b1eb653a8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e475f59adac085861747a1d0e64829225f1fbba8ff4f2426bc3b1eb653a8cc", kill_on_drop: false }`
[INFO] [stdout] 81e475f59adac085861747a1d0e64829225f1fbba8ff4f2426bc3b1eb653a8cc
