[INFO] fetching crate task 0.0.1...
[INFO] testing task-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate task 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate task 0.0.1 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 crates.io crate task 0.0.1
[INFO] finished tweaking crates.io crate task 0.0.1
[INFO] tweaked toml for crates.io crate task 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crontab v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] d664da9db1fa4db40bbbf64e74de28e02882bd0e75787bab2ea92b740f862380
[INFO] running `Command { std: "docker" "start" "-a" "d664da9db1fa4db40bbbf64e74de28e02882bd0e75787bab2ea92b740f862380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d664da9db1fa4db40bbbf64e74de28e02882bd0e75787bab2ea92b740f862380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d664da9db1fa4db40bbbf64e74de28e02882bd0e75787bab2ea92b740f862380", kill_on_drop: false }`
[INFO] [stdout] d664da9db1fa4db40bbbf64e74de28e02882bd0e75787bab2ea92b740f862380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 10246b4d7b1e947a1cfd506d8b66b9cfe72d56aaac4e6ea5fc0b2c87de74c3a3
[INFO] running `Command { std: "docker" "start" "-a" "10246b4d7b1e947a1cfd506d8b66b9cfe72d56aaac4e6ea5fc0b2c87de74c3a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling crontab v0.1.0
[INFO] [stderr]    Compiling task v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 |   pub handle: Box<FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 -   pub handle: Box<FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stdout] 12 +   pub handle: Box<dyn FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.55s
[INFO] running `Command { std: "docker" "inspect" "10246b4d7b1e947a1cfd506d8b66b9cfe72d56aaac4e6ea5fc0b2c87de74c3a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10246b4d7b1e947a1cfd506d8b66b9cfe72d56aaac4e6ea5fc0b2c87de74c3a3", kill_on_drop: false }`
[INFO] [stdout] 10246b4d7b1e947a1cfd506d8b66b9cfe72d56aaac4e6ea5fc0b2c87de74c3a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 87b9c2f821dda0595ed636857404f7ac7f09382b3459093df26d2e050ab80f6e
[INFO] running `Command { std: "docker" "start" "-a" "87b9c2f821dda0595ed636857404f7ac7f09382b3459093df26d2e050ab80f6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling task v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 |   pub handle: Box<FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 -   pub handle: Box<FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stdout] 12 +   pub handle: Box<dyn FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 |   pub handle: Box<FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 -   pub handle: Box<FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stdout] 12 +   pub handle: Box<dyn FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "87b9c2f821dda0595ed636857404f7ac7f09382b3459093df26d2e050ab80f6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87b9c2f821dda0595ed636857404f7ac7f09382b3459093df26d2e050ab80f6e", kill_on_drop: false }`
[INFO] [stdout] 87b9c2f821dda0595ed636857404f7ac7f09382b3459093df26d2e050ab80f6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3b2416b95a4b70e5002813c6e7b0bff06ec077386b47377c45470a01d2cdd034
[INFO] running `Command { std: "docker" "start" "-a" "3b2416b95a4b70e5002813c6e7b0bff06ec077386b47377c45470a01d2cdd034", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/task.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 |   pub handle: Box<FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 12 -   pub handle: Box<FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stderr] 12 +   pub handle: Box<dyn FnMut() + Send + Sync>, // TODO: Drop 'Sync' ?
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `task` (lib) generated 1 warning
[INFO] [stderr] warning: `task` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/task-800f545a2e35521e)
[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 task
[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" "3b2416b95a4b70e5002813c6e7b0bff06ec077386b47377c45470a01d2cdd034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2416b95a4b70e5002813c6e7b0bff06ec077386b47377c45470a01d2cdd034", kill_on_drop: false }`
[INFO] [stdout] 3b2416b95a4b70e5002813c6e7b0bff06ec077386b47377c45470a01d2cdd034