[INFO] cloning repository https://github.com/ry3s/wordcount
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ry3s/wordcount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fry3s%2Fwordcount", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fry3s%2Fwordcount'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91790b736c4214fd2754c3329e1b6c492b9596b0
[INFO] checking ry3s/wordcount against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fry3s%2Fwordcount" "/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/ry3s/wordcount
[INFO] finished tweaking git repo https://github.com/ry3s/wordcount
[INFO] tweaked toml for git repo https://github.com/ry3s/wordcount written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ry3s/wordcount on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ry3s/wordcount 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e7988443500a322fc26c168215f396e07feab534238b94a8d9ff01779b6de7e
[INFO] running `Command { std: "docker" "start" "-a" "5e7988443500a322fc26c168215f396e07feab534238b94a8d9ff01779b6de7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e7988443500a322fc26c168215f396e07feab534238b94a8d9ff01779b6de7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7988443500a322fc26c168215f396e07feab534238b94a8d9ff01779b6de7e", kill_on_drop: false }`
[INFO] [stdout] 5e7988443500a322fc26c168215f396e07feab534238b94a8d9ff01779b6de7e
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9fa57ab06ffb93d094e18f875468a1e23f958af96ee4ab96236a44a7df34fc1
[INFO] running `Command { std: "docker" "start" "-a" "c9fa57ab06ffb93d094e18f875468a1e23f958af96ee4ab96236a44a7df34fc1", kill_on_drop: false }`
[INFO] [stderr]     Checking bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `assert_map`
[INFO] [stdout]    --> src/lib.rs:105:14
[INFO] [stdout]     |
[INFO] [stdout] 105 | macro_rules! assert_map {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "c9fa57ab06ffb93d094e18f875468a1e23f958af96ee4ab96236a44a7df34fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9fa57ab06ffb93d094e18f875468a1e23f958af96ee4ab96236a44a7df34fc1", kill_on_drop: false }`
[INFO] [stdout] c9fa57ab06ffb93d094e18f875468a1e23f958af96ee4ab96236a44a7df34fc1