[INFO] cloning repository https://github.com/dmm/act-zero-stream
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmm/act-zero-stream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmm%2Fact-zero-stream", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmm%2Fact-zero-stream'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b68aab4b6b266a57f2822eb09a14630cb64843f
[INFO] testing dmm/act-zero-stream against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmm%2Fact-zero-stream" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmm/act-zero-stream on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmm/act-zero-stream
[INFO] finished tweaking git repo https://github.com/dmm/act-zero-stream
[INFO] tweaked toml for git repo https://github.com/dmm/act-zero-stream written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/dmm/act-zero-stream already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a421d333fa75b9aae7df03b36d718027ed7c464eeb1a1f5a13a2dfce4761ef10
[INFO] running `Command { std: "docker" "start" "-a" "a421d333fa75b9aae7df03b36d718027ed7c464eeb1a1f5a13a2dfce4761ef10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a421d333fa75b9aae7df03b36d718027ed7c464eeb1a1f5a13a2dfce4761ef10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a421d333fa75b9aae7df03b36d718027ed7c464eeb1a1f5a13a2dfce4761ef10", kill_on_drop: false }`
[INFO] [stdout] a421d333fa75b9aae7df03b36d718027ed7c464eeb1a1f5a13a2dfce4761ef10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c20fa9fc6461b3a3947e41e5b3bdd1e090c2ac949e3e4f89fa8eeeba750e365a
[INFO] running `Command { std: "docker" "start" "-a" "c20fa9fc6461b3a3947e41e5b3bdd1e090c2ac949e3e4f89fa8eeeba750e365a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.115
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling event-listener v2.5.2
[INFO] [stderr]    Compiling async-task v4.1.0
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling http-range-header v0.3.0
[INFO] [stderr]    Compiling matchit v0.4.4
[INFO] [stderr]    Compiling sync_wrapper v0.1.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling headers v0.3.5
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.1.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio v1.16.0
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling tungstenite v0.16.0
[INFO] [stderr]    Compiling async-std v1.10.0
[INFO] [stderr]    Compiling futures-executor v0.3.19
[INFO] [stderr]    Compiling axum-core v0.1.1
[INFO] [stderr]    Compiling futures v0.3.19
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling act-zero v0.4.0
[INFO] [stderr]    Compiling tokio-tungstenite v0.16.1
[INFO] [stderr]    Compiling tower-http v0.2.1
[INFO] [stderr]    Compiling tower v0.4.11
[INFO] [stderr]    Compiling act-zero-streams v0.1.0 (/opt/rustwide/workdir/act-zero-streams)
[INFO] [stderr]    Compiling hyper v0.14.16
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir/hello)
[INFO] [stderr]    Compiling axum v0.4.4
[INFO] [stderr]    Compiling websocket v0.1.0 (/opt/rustwide/workdir/websocket)
[INFO] [stdout] warning: unused import: `Message`
[INFO] [stdout]   --> websocket/src/main.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |         ws::{Message, WebSocket, WebSocketUpgrade},
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> websocket/src/main.rs:76:24
[INFO] [stdout]    |
[INFO] [stdout] 76 | async fn handle_socket(mut socket: WebSocket) {
[INFO] [stdout]    |                        ----^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `act`
[INFO] [stdout]   --> websocket/src/main.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let act = SimpleGreeter::new(socket);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_act`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.72s
[INFO] running `Command { std: "docker" "inspect" "c20fa9fc6461b3a3947e41e5b3bdd1e090c2ac949e3e4f89fa8eeeba750e365a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20fa9fc6461b3a3947e41e5b3bdd1e090c2ac949e3e4f89fa8eeeba750e365a", kill_on_drop: false }`
[INFO] [stdout] c20fa9fc6461b3a3947e41e5b3bdd1e090c2ac949e3e4f89fa8eeeba750e365a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92ae6151a69e63f3c2e680f4a0c85e4bbdbd3789f8a045ab4c8306a5c50afa7e
[INFO] running `Command { std: "docker" "start" "-a" "92ae6151a69e63f3c2e680f4a0c85e4bbdbd3789f8a045ab4c8306a5c50afa7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling act-zero-streams v0.1.0 (/opt/rustwide/workdir/act-zero-streams)
[INFO] [stderr]    Compiling websocket v0.1.0 (/opt/rustwide/workdir/websocket)
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir/hello)
[INFO] [stdout] warning: unused import: `Message`
[INFO] [stdout]   --> websocket/src/main.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |         ws::{Message, WebSocket, WebSocketUpgrade},
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> websocket/src/main.rs:76:24
[INFO] [stdout]    |
[INFO] [stdout] 76 | async fn handle_socket(mut socket: WebSocket) {
[INFO] [stdout]    |                        ----^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `act`
[INFO] [stdout]   --> websocket/src/main.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let act = SimpleGreeter::new(socket);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_act`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "92ae6151a69e63f3c2e680f4a0c85e4bbdbd3789f8a045ab4c8306a5c50afa7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ae6151a69e63f3c2e680f4a0c85e4bbdbd3789f8a045ab4c8306a5c50afa7e", kill_on_drop: false }`
[INFO] [stdout] 92ae6151a69e63f3c2e680f4a0c85e4bbdbd3789f8a045ab4c8306a5c50afa7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ebb3280bc3f52c977e47b2921ee09236089df792bd76edfbe2439251251c85e2
[INFO] running `Command { std: "docker" "start" "-a" "ebb3280bc3f52c977e47b2921ee09236089df792bd76edfbe2439251251c85e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `Message`
[INFO] [stderr]   --> websocket/src/main.rs:13:14
[INFO] [stderr]    |
[INFO] [stderr] 13 |         ws::{Message, WebSocket, WebSocketUpgrade},
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> websocket/src/main.rs:76:24
[INFO] [stderr]    |
[INFO] [stderr] 76 | async fn handle_socket(mut socket: WebSocket) {
[INFO] [stderr]    |                        ----^^^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `act`
[INFO] [stderr]   --> websocket/src/main.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let act = SimpleGreeter::new(socket);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_act`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `websocket` (bin "websocket" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/act_zero_streams-981a08f3bd3d4625)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello-60f96fe7127bfede)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/websocket-ded31874f72c54a7)
[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] [stderr]    Doc-tests act-zero-streams
[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" "ebb3280bc3f52c977e47b2921ee09236089df792bd76edfbe2439251251c85e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebb3280bc3f52c977e47b2921ee09236089df792bd76edfbe2439251251c85e2", kill_on_drop: false }`
[INFO] [stdout] ebb3280bc3f52c977e47b2921ee09236089df792bd76edfbe2439251251c85e2