[INFO] fetching crate cargo-cats 0.1.4...
[INFO] testing cargo-cats-0.1.4 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate cargo-cats 0.1.4 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate cargo-cats 0.1.4 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-cats 0.1.4
[INFO] finished tweaking crates.io crate cargo-cats 0.1.4
[INFO] tweaked toml for crates.io crate cargo-cats 0.1.4 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate crates.io crate cargo-cats 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77c3c51c73434549990bf1c13c4df80b595ddcbc26a9db0a41ff1c26adec1298
[INFO] running `Command { std: "docker" "start" "-a" "77c3c51c73434549990bf1c13c4df80b595ddcbc26a9db0a41ff1c26adec1298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77c3c51c73434549990bf1c13c4df80b595ddcbc26a9db0a41ff1c26adec1298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c3c51c73434549990bf1c13c4df80b595ddcbc26a9db0a41ff1c26adec1298", kill_on_drop: false }`
[INFO] [stdout] 77c3c51c73434549990bf1c13c4df80b595ddcbc26a9db0a41ff1c26adec1298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a47c85e9f41c43aa75dc30a219c415fac1a573b2eb96a27bd3d6de12f4ffa7c
[INFO] running `Command { std: "docker" "start" "-a" "8a47c85e9f41c43aa75dc30a219c415fac1a573b2eb96a27bd3d6de12f4ffa7c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cargo-cats v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `lol`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     lol: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "8a47c85e9f41c43aa75dc30a219c415fac1a573b2eb96a27bd3d6de12f4ffa7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a47c85e9f41c43aa75dc30a219c415fac1a573b2eb96a27bd3d6de12f4ffa7c", kill_on_drop: false }`
[INFO] [stdout] 8a47c85e9f41c43aa75dc30a219c415fac1a573b2eb96a27bd3d6de12f4ffa7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bbf72a32be9947e4e8cb9cb257099ba8e494d7efcc4df401c8b09a83f929491
[INFO] running `Command { std: "docker" "start" "-a" "8bbf72a32be9947e4e8cb9cb257099ba8e494d7efcc4df401c8b09a83f929491", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cargo-cats v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `lol`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     lol: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "8bbf72a32be9947e4e8cb9cb257099ba8e494d7efcc4df401c8b09a83f929491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bbf72a32be9947e4e8cb9cb257099ba8e494d7efcc4df401c8b09a83f929491", kill_on_drop: false }`
[INFO] [stdout] 8bbf72a32be9947e4e8cb9cb257099ba8e494d7efcc4df401c8b09a83f929491
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb6451728c6d279e9e79ac8ae67889ce8b3473d72c356a948142fa2fb3341102
[INFO] running `Command { std: "docker" "start" "-a" "bb6451728c6d279e9e79ac8ae67889ce8b3473d72c356a948142fa2fb3341102", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `lol`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     lol: Vec<u8>,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-cats` (bin "cargo-cats" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_cats-76a7502c46d4eeea)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bb6451728c6d279e9e79ac8ae67889ce8b3473d72c356a948142fa2fb3341102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb6451728c6d279e9e79ac8ae67889ce8b3473d72c356a948142fa2fb3341102", kill_on_drop: false }`
[INFO] [stdout] bb6451728c6d279e9e79ac8ae67889ce8b3473d72c356a948142fa2fb3341102