[INFO] fetching crate byte_channel 0.0.1...
[INFO] testing byte_channel-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate byte_channel 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate byte_channel 0.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byte_channel 0.0.1
[INFO] finished tweaking crates.io crate byte_channel 0.0.1
[INFO] tweaked toml for crates.io crate byte_channel 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a43bb2d162bd66587261f65294c1edf6c045b7af4ef48f0a2853981e5ac16d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7a43bb2d162bd66587261f65294c1edf6c045b7af4ef48f0a2853981e5ac16d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a43bb2d162bd66587261f65294c1edf6c045b7af4ef48f0a2853981e5ac16d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a43bb2d162bd66587261f65294c1edf6c045b7af4ef48f0a2853981e5ac16d7", kill_on_drop: false }`
[INFO] [stdout] 7a43bb2d162bd66587261f65294c1edf6c045b7af4ef48f0a2853981e5ac16d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0356aebc2791c45702e508ae34f6290d82f5741e73f201a138ab8a35c69e50b4
[INFO] running `Command { std: "docker" "start" "-a" "0356aebc2791c45702e508ae34f6290d82f5741e73f201a138ab8a35c69e50b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte_channel v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "0356aebc2791c45702e508ae34f6290d82f5741e73f201a138ab8a35c69e50b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0356aebc2791c45702e508ae34f6290d82f5741e73f201a138ab8a35c69e50b4", kill_on_drop: false }`
[INFO] [stdout] 0356aebc2791c45702e508ae34f6290d82f5741e73f201a138ab8a35c69e50b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e1d1d358163a74bc4c131eaf0a50e0cd55a72be76e5da06dd2e80ff384bb634
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0e1d1d358163a74bc4c131eaf0a50e0cd55a72be76e5da06dd2e80ff384bb634", kill_on_drop: false }`
[INFO] [stderr]    Compiling test_futures v0.0.1
[INFO] [stderr]    Compiling byte_channel v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[cfg_attr(test, macro_use)]
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1.36s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/byte_channel-b55577876acd1328)
[INFO] [stderr]   Executable tests/sync.rs (/opt/rustwide/target/debug/deps/sync-c2dd14dd8d4fe1ae)
[INFO] running `Command { std: "docker" "inspect" "0e1d1d358163a74bc4c131eaf0a50e0cd55a72be76e5da06dd2e80ff384bb634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1d1d358163a74bc4c131eaf0a50e0cd55a72be76e5da06dd2e80ff384bb634", kill_on_drop: false }`
[INFO] [stdout] 0e1d1d358163a74bc4c131eaf0a50e0cd55a72be76e5da06dd2e80ff384bb634
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f024839eae86f9cfb8578541343199059b5774babf78823f8485bf1a34f9f63
[INFO] running `Command { std: "docker" "start" "-a" "0f024839eae86f9cfb8578541343199059b5774babf78823f8485bf1a34f9f63", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:2:18
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[cfg_attr(test, macro_use)]
[INFO] [stderr]   |                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `byte_channel` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/byte_channel-b55577876acd1328)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sync.rs (/opt/rustwide/target/debug/deps/sync-c2dd14dd8d4fe1ae)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test window::test::poll_applies_increment ... ok
[INFO] [stdout] test window::test::poll_not_ready_when_underflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test consuming_chunks_frees_space ... ok
[INFO] [stderr]    Doc-tests byte_channel
[INFO] [stdout] test shrink_between_advertise_and_push ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "0f024839eae86f9cfb8578541343199059b5774babf78823f8485bf1a34f9f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f024839eae86f9cfb8578541343199059b5774babf78823f8485bf1a34f9f63", kill_on_drop: false }`
[INFO] [stdout] 0f024839eae86f9cfb8578541343199059b5774babf78823f8485bf1a34f9f63