[INFO] fetching crate looper 0.0.2...
[INFO] testing looper-0.0.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate looper 0.0.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate looper 0.0.2 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 looper 0.0.2
[INFO] finished tweaking crates.io crate looper 0.0.2
[INFO] tweaked toml for crates.io crate looper 0.0.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 7c9e2e331e28398d0b1a45517b73f0eb878e8ee6032950a3791c5a82152d232d
[INFO] running `Command { std: "docker" "start" "-a" "7c9e2e331e28398d0b1a45517b73f0eb878e8ee6032950a3791c5a82152d232d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c9e2e331e28398d0b1a45517b73f0eb878e8ee6032950a3791c5a82152d232d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9e2e331e28398d0b1a45517b73f0eb878e8ee6032950a3791c5a82152d232d", kill_on_drop: false }`
[INFO] [stdout] 7c9e2e331e28398d0b1a45517b73f0eb878e8ee6032950a3791c5a82152d232d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] cf500ddbd42436bd8c382399856a6a4c6c3c095f9dc1eebd7341a1322012a469
[INFO] running `Command { std: "docker" "start" "-a" "cf500ddbd42436bd8c382399856a6a4c6c3c095f9dc1eebd7341a1322012a469", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling looper v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `update`
[INFO] [stdout]   --> src/realtime.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     update: bool,
[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 1.48s
[INFO] running `Command { std: "docker" "inspect" "cf500ddbd42436bd8c382399856a6a4c6c3c095f9dc1eebd7341a1322012a469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf500ddbd42436bd8c382399856a6a4c6c3c095f9dc1eebd7341a1322012a469", kill_on_drop: false }`
[INFO] [stdout] cf500ddbd42436bd8c382399856a6a4c6c3c095f9dc1eebd7341a1322012a469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 383405d3d8ffed4cab37036299cd2f533eb47717f41da0b7ecb14f2fdf80208b
[INFO] running `Command { std: "docker" "start" "-a" "383405d3d8ffed4cab37036299cd2f533eb47717f41da0b7ecb14f2fdf80208b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: field is never read: `update`
[INFO] [stdout]   --> src/realtime.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     update: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling looper v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `update`
[INFO] [stdout]   --> src/realtime.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     update: bool,
[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 0.50s
[INFO] running `Command { std: "docker" "inspect" "383405d3d8ffed4cab37036299cd2f533eb47717f41da0b7ecb14f2fdf80208b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383405d3d8ffed4cab37036299cd2f533eb47717f41da0b7ecb14f2fdf80208b", kill_on_drop: false }`
[INFO] [stdout] 383405d3d8ffed4cab37036299cd2f533eb47717f41da0b7ecb14f2fdf80208b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 4a24c65d3cdb7ec72708276d5d59a390e6f37440a2d401b10a89c0f6305190a1
[INFO] running `Command { std: "docker" "start" "-a" "4a24c65d3cdb7ec72708276d5d59a390e6f37440a2d401b10a89c0f6305190a1", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `update`
[INFO] [stderr]   --> src/realtime.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     update: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `looper` (lib) generated 1 warning
[INFO] [stderr] warning: `looper` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/looper-75f69bec4c0a43cb)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::it_renders ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::it_updates ... ok
[INFO] [stdout] test tests::it_renders_and_updates ... ok
[INFO] [stdout] test tests::it_rps ... ok
[INFO] [stdout] test tests::it_ups ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests looper
[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" "4a24c65d3cdb7ec72708276d5d59a390e6f37440a2d401b10a89c0f6305190a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a24c65d3cdb7ec72708276d5d59a390e6f37440a2d401b10a89c0f6305190a1", kill_on_drop: false }`
[INFO] [stdout] 4a24c65d3cdb7ec72708276d5d59a390e6f37440a2d401b10a89c0f6305190a1