[INFO] cloning repository https://github.com/sjmarshy/beewriter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sjmarshy/beewriter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjmarshy%2Fbeewriter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjmarshy%2Fbeewriter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f51c17c78c7565c8d654f2daf799142bda745f39
[INFO] testing sjmarshy/beewriter against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjmarshy%2Fbeewriter" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sjmarshy/beewriter on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sjmarshy/beewriter
[INFO] finished tweaking git repo https://github.com/sjmarshy/beewriter
[INFO] tweaked toml for git repo https://github.com/sjmarshy/beewriter written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/sjmarshy/beewriter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v0.1.8
[INFO] [stderr]   Downloaded filetime v0.1.10
[INFO] [stderr]   Downloaded inotify v0.3.0
[INFO] [stderr]   Downloaded fsevent v0.2.16
[INFO] [stderr]   Downloaded notify v4.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f309f1960b4c3b51da700567728a40afaaffa0aeb942df5fcf1630f0f385b269
[INFO] running `Command { std: "docker" "start" "-a" "f309f1960b4c3b51da700567728a40afaaffa0aeb942df5fcf1630f0f385b269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f309f1960b4c3b51da700567728a40afaaffa0aeb942df5fcf1630f0f385b269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f309f1960b4c3b51da700567728a40afaaffa0aeb942df5fcf1630f0f385b269", kill_on_drop: false }`
[INFO] [stdout] f309f1960b4c3b51da700567728a40afaaffa0aeb942df5fcf1630f0f385b269
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49185a71a319196fcc640ae01989e86d3d304ca24fd097765d7550f54520ee63
[INFO] running `Command { std: "docker" "start" "-a" "49185a71a319196fcc640ae01989e86d3d304ca24fd097765d7550f54520ee63", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.30
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling inotify v0.3.0
[INFO] [stderr]    Compiling filetime v0.1.10
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling notify v4.0.1
[INFO] [stderr]    Compiling beewriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RecommendedWatcher`, `RecursiveMode`
[INFO] [stdout]  --> src/main.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use notify::{RecommendedWatcher, RecursiveMode, Watcher};
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc::channel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Watcher`
[INFO] [stdout]  --> src/main.rs:4:49
[INFO] [stdout]   |
[INFO] [stdout] 4 | use notify::{RecommendedWatcher, RecursiveMode, Watcher};
[INFO] [stdout]   |                                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `Command { std: "docker" "inspect" "49185a71a319196fcc640ae01989e86d3d304ca24fd097765d7550f54520ee63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49185a71a319196fcc640ae01989e86d3d304ca24fd097765d7550f54520ee63", kill_on_drop: false }`
[INFO] [stdout] 49185a71a319196fcc640ae01989e86d3d304ca24fd097765d7550f54520ee63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b51e3e22cab8745e4464740fdea4bc7418afe1e04d9ea72f76bfda66852c42aa
[INFO] running `Command { std: "docker" "start" "-a" "b51e3e22cab8745e4464740fdea4bc7418afe1e04d9ea72f76bfda66852c42aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling beewriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RecommendedWatcher`, `RecursiveMode`
[INFO] [stdout]  --> src/main.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use notify::{RecommendedWatcher, RecursiveMode, Watcher};
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc::channel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Watcher`
[INFO] [stdout]  --> src/main.rs:4:49
[INFO] [stdout]   |
[INFO] [stdout] 4 | use notify::{RecommendedWatcher, RecursiveMode, Watcher};
[INFO] [stdout]   |                                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "b51e3e22cab8745e4464740fdea4bc7418afe1e04d9ea72f76bfda66852c42aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b51e3e22cab8745e4464740fdea4bc7418afe1e04d9ea72f76bfda66852c42aa", kill_on_drop: false }`
[INFO] [stdout] b51e3e22cab8745e4464740fdea4bc7418afe1e04d9ea72f76bfda66852c42aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 176c0b12fe538ed49474af0460c2f2c7cfb9a2b3d40d389642a1c89b73673580
[INFO] running `Command { std: "docker" "start" "-a" "176c0b12fe538ed49474af0460c2f2c7cfb9a2b3d40d389642a1c89b73673580", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `RecommendedWatcher`, `RecursiveMode`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:4:14
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 4 | use notify::{RecommendedWatcher, RecursiveMode, Watcher};
[INFO] [stdout] 
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::mpsc::channel;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Watcher`
[INFO] [stderr]  --> src/main.rs:4:49
[INFO] [stderr]   |
[INFO] [stderr] 4 | use notify::{RecommendedWatcher, RecursiveMode, Watcher};
[INFO] [stderr]   |                                                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `beewriter` (bin "beewriter" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/beewriter-b06b4f38365c167e)
[INFO] running `Command { std: "docker" "inspect" "176c0b12fe538ed49474af0460c2f2c7cfb9a2b3d40d389642a1c89b73673580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176c0b12fe538ed49474af0460c2f2c7cfb9a2b3d40d389642a1c89b73673580", kill_on_drop: false }`
[INFO] [stdout] 176c0b12fe538ed49474af0460c2f2c7cfb9a2b3d40d389642a1c89b73673580