[INFO] fetching crate ttydo 0.1.1...
[INFO] testing ttydo-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate ttydo 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ttydo 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ttydo 0.1.1
[INFO] finished tweaking crates.io crate ttydo 0.1.1
[INFO] tweaked toml for crates.io crate ttydo 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate ttydo 0.1.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ttycommand v0.1.0
[INFO] [stderr]   Downloaded tokio-fd v0.3.0
[INFO] [stderr]   Downloaded commandstream v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b53e10fb9aaca5406dccf9f6acb620e7c029f9f5d516ea552302568f2b7ffd8
[INFO] running `Command { std: "docker" "start" "-a" "0b53e10fb9aaca5406dccf9f6acb620e7c029f9f5d516ea552302568f2b7ffd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b53e10fb9aaca5406dccf9f6acb620e7c029f9f5d516ea552302568f2b7ffd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b53e10fb9aaca5406dccf9f6acb620e7c029f9f5d516ea552302568f2b7ffd8", kill_on_drop: false }`
[INFO] [stdout] 0b53e10fb9aaca5406dccf9f6acb620e7c029f9f5d516ea552302568f2b7ffd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dac8faaa3d31b23628bed278a75a85a9d283b25b7bc33be60bea5b7eec9f8a24
[INFO] running `Command { std: "docker" "start" "-a" "dac8faaa3d31b23628bed278a75a85a9d283b25b7bc33be60bea5b7eec9f8a24", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]    Compiling async-trait v0.1.60
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling is-terminal v0.4.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling clap_derive v4.0.21
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling clap v4.0.32
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling tokio-fd v0.3.0
[INFO] [stderr]    Compiling tokio-stream v0.1.11
[INFO] [stderr]    Compiling toml v0.5.10
[INFO] [stderr]    Compiling ttycommand v0.1.0
[INFO] [stderr]    Compiling commandstream v0.2.0
[INFO] [stderr]    Compiling ttydo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> crates/ttydo/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_iterator)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ttydo` (bin "ttydo") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "dac8faaa3d31b23628bed278a75a85a9d283b25b7bc33be60bea5b7eec9f8a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac8faaa3d31b23628bed278a75a85a9d283b25b7bc33be60bea5b7eec9f8a24", kill_on_drop: false }`
[INFO] [stdout] dac8faaa3d31b23628bed278a75a85a9d283b25b7bc33be60bea5b7eec9f8a24
[INFO] testing ttydo-0.1.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate ttydo 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate ttydo 0.1.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ttydo 0.1.1
[INFO] finished tweaking crates.io crate ttydo 0.1.1
[INFO] tweaked toml for crates.io crate ttydo 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate ttydo 0.1.1 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4b9a7f998df252f0be46bf00238af4a1febbdddd1993fcfa80499452ecd7f5d
[INFO] running `Command { std: "docker" "start" "-a" "f4b9a7f998df252f0be46bf00238af4a1febbdddd1993fcfa80499452ecd7f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4b9a7f998df252f0be46bf00238af4a1febbdddd1993fcfa80499452ecd7f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b9a7f998df252f0be46bf00238af4a1febbdddd1993fcfa80499452ecd7f5d", kill_on_drop: false }`
[INFO] [stdout] f4b9a7f998df252f0be46bf00238af4a1febbdddd1993fcfa80499452ecd7f5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 427948dfa671568e0dffba56094e5f01c4355e40cef218ef12062e1246112f31
[INFO] running `Command { std: "docker" "start" "-a" "427948dfa671568e0dffba56094e5f01c4355e40cef218ef12062e1246112f31", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling async-trait v0.1.60
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling is-terminal v0.4.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling clap_derive v4.0.21
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling clap v4.0.32
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling tokio-stream v0.1.11
[INFO] [stderr]    Compiling tokio-fd v0.3.0
[INFO] [stderr]    Compiling toml v0.5.10
[INFO] [stderr]    Compiling ttycommand v0.1.0
[INFO] [stderr]    Compiling commandstream v0.2.0
[INFO] [stderr]    Compiling ttydo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> crates/ttydo/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_iterator)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ttydo` (bin "ttydo") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "427948dfa671568e0dffba56094e5f01c4355e40cef218ef12062e1246112f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427948dfa671568e0dffba56094e5f01c4355e40cef218ef12062e1246112f31", kill_on_drop: false }`
[INFO] [stdout] 427948dfa671568e0dffba56094e5f01c4355e40cef218ef12062e1246112f31
