[INFO] fetching crate sea-shell 0.0.12...
[INFO] testing sea-shell-0.0.12 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate sea-shell 0.0.12 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate sea-shell 0.0.12
[INFO] finished tweaking crates.io crate sea-shell 0.0.12
[INFO] tweaked toml for crates.io crate sea-shell 0.0.12 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sea-shell 0.0.12 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sea-shell 0.0.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4856cd69adc84544413af207309f8fe83779a573c9cdec0fd70f9d353bb21e0
[INFO] running `Command { std: "docker" "start" "-a" "d4856cd69adc84544413af207309f8fe83779a573c9cdec0fd70f9d353bb21e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4856cd69adc84544413af207309f8fe83779a573c9cdec0fd70f9d353bb21e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4856cd69adc84544413af207309f8fe83779a573c9cdec0fd70f9d353bb21e0", kill_on_drop: false }`
[INFO] [stdout] d4856cd69adc84544413af207309f8fe83779a573c9cdec0fd70f9d353bb21e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49eb3030102372fc0807d36fef2ef199e26792552222eeabcb9e1ea56816758d
[INFO] running `Command { std: "docker" "start" "-a" "49eb3030102372fc0807d36fef2ef199e26792552222eeabcb9e1ea56816758d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling sea-shell v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `future::Future` and `self`
[INFO] [stdout]   --> src/lib.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fmt::{self, Display, Formatter, Result as FmtResult},
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 21 |     future::Future,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `Command { std: "docker" "inspect" "49eb3030102372fc0807d36fef2ef199e26792552222eeabcb9e1ea56816758d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49eb3030102372fc0807d36fef2ef199e26792552222eeabcb9e1ea56816758d", kill_on_drop: false }`
[INFO] [stdout] 49eb3030102372fc0807d36fef2ef199e26792552222eeabcb9e1ea56816758d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5f374f4a0f23e770a5c91d9086eb10166597d9ced5bd90c11fe03e5b49d15d3
[INFO] running `Command { std: "docker" "start" "-a" "a5f374f4a0f23e770a5c91d9086eb10166597d9ced5bd90c11fe03e5b49d15d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sea-shell v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `future::Future` and `self`
[INFO] [stdout]   --> src/lib.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fmt::{self, Display, Formatter, Result as FmtResult},
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 21 |     future::Future,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `future::Future` and `self`
[INFO] [stdout]   --> src/lib.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fmt::{self, Display, Formatter, Result as FmtResult},
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 21 |     future::Future,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "a5f374f4a0f23e770a5c91d9086eb10166597d9ced5bd90c11fe03e5b49d15d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f374f4a0f23e770a5c91d9086eb10166597d9ced5bd90c11fe03e5b49d15d3", kill_on_drop: false }`
[INFO] [stdout] a5f374f4a0f23e770a5c91d9086eb10166597d9ced5bd90c11fe03e5b49d15d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cfcaf9ce064759e280037c76a21e4ad92ba673a0b2873e52aae6f9346b35725b
[INFO] running `Command { std: "docker" "start" "-a" "cfcaf9ce064759e280037c76a21e4ad92ba673a0b2873e52aae6f9346b35725b", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `future::Future` and `self`
[INFO] [stderr]   --> src/lib.rs:20:11
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fmt::{self, Display, Formatter, Result as FmtResult},
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 21 |     future::Future,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sea-shell` (lib) generated 1 warning (run `cargo fix --lib -p sea-shell` to apply 1 suggestion)
[INFO] [stderr] warning: `sea-shell` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sea_shell-a048967ad28774fb)
[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 sea_shell
[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" "cfcaf9ce064759e280037c76a21e4ad92ba673a0b2873e52aae6f9346b35725b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcaf9ce064759e280037c76a21e4ad92ba673a0b2873e52aae6f9346b35725b", kill_on_drop: false }`
[INFO] [stdout] cfcaf9ce064759e280037c76a21e4ad92ba673a0b2873e52aae6f9346b35725b