[INFO] fetching crate lexa-prompt 0.1.4...
[INFO] testing lexa-prompt-0.1.4 against 1.75.0 for beta-1.76-1
[INFO] extracting crate lexa-prompt 0.1.4 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate lexa-prompt 0.1.4 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 lexa-prompt 0.1.4
[INFO] finished tweaking crates.io crate lexa-prompt 0.1.4
[INFO] tweaked toml for crates.io crate lexa-prompt 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded lexa-prompt-macro v0.1.4
[INFO] [stderr]   Downloaded inquire v0.6.2
[INFO] [stderr]   Downloaded newline-converter v0.2.2
[INFO] [stderr]   Downloaded lexa-syn v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 68e2389a340a88a66e1e306a50db0c1e8323991195aaa80f604674e47cfe91e9
[INFO] running `Command { std: "docker" "start" "-a" "68e2389a340a88a66e1e306a50db0c1e8323991195aaa80f604674e47cfe91e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e2389a340a88a66e1e306a50db0c1e8323991195aaa80f604674e47cfe91e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e2389a340a88a66e1e306a50db0c1e8323991195aaa80f604674e47cfe91e9", kill_on_drop: false }`
[INFO] [stdout] 68e2389a340a88a66e1e306a50db0c1e8323991195aaa80f604674e47cfe91e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 53095ac0e85acff89f6ad59650958701c7c971101e8eebf334abffb7026e5001
[INFO] running `Command { std: "docker" "start" "-a" "53095ac0e85acff89f6ad59650958701c7c971101e8eebf334abffb7026e5001", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling dyn-clone v1.0.16
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling lexa-syn v0.1.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling lexa-prompt-macro v0.1.4
[INFO] [stderr]    Compiling newline-converter v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.25.0
[INFO] [stderr]    Compiling inquire v0.6.2
[INFO] [stderr]    Compiling lexa-prompt v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(return_position_impl_trait_in_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `return_position_impl_trait_in_trait` has been stable since `1.75.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `return_position_impl_trait_in_trait` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(return_position_impl_trait_in_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lexa-prompt` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "53095ac0e85acff89f6ad59650958701c7c971101e8eebf334abffb7026e5001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53095ac0e85acff89f6ad59650958701c7c971101e8eebf334abffb7026e5001", kill_on_drop: false }`
[INFO] [stdout] 53095ac0e85acff89f6ad59650958701c7c971101e8eebf334abffb7026e5001
[INFO] testing lexa-prompt-0.1.4 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate lexa-prompt 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate lexa-prompt 0.1.4 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 lexa-prompt 0.1.4
[INFO] finished tweaking crates.io crate lexa-prompt 0.1.4
[INFO] tweaked toml for crates.io crate lexa-prompt 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0884aaef387315c2fdf204e096eb5cecc902649fd04d64f4d635c2431a1c6dc9
[INFO] running `Command { std: "docker" "start" "-a" "0884aaef387315c2fdf204e096eb5cecc902649fd04d64f4d635c2431a1c6dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0884aaef387315c2fdf204e096eb5cecc902649fd04d64f4d635c2431a1c6dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0884aaef387315c2fdf204e096eb5cecc902649fd04d64f4d635c2431a1c6dc9", kill_on_drop: false }`
[INFO] [stdout] 0884aaef387315c2fdf204e096eb5cecc902649fd04d64f4d635c2431a1c6dc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a53d98e8766e026e527724af69fe3e25751aa612ef38da42f259a830247d9f1e
[INFO] running `Command { std: "docker" "start" "-a" "a53d98e8766e026e527724af69fe3e25751aa612ef38da42f259a830247d9f1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling dyn-clone v1.0.16
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling lexa-syn v0.1.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling lexa-prompt-macro v0.1.4
[INFO] [stderr]    Compiling newline-converter v0.2.2
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling crossterm v0.25.0
[INFO] [stderr]    Compiling inquire v0.6.2
[INFO] [stderr]    Compiling lexa-prompt v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(return_position_impl_trait_in_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `return_position_impl_trait_in_trait` has been stable since `1.75.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `return_position_impl_trait_in_trait` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(return_position_impl_trait_in_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lexa-prompt` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a53d98e8766e026e527724af69fe3e25751aa612ef38da42f259a830247d9f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a53d98e8766e026e527724af69fe3e25751aa612ef38da42f259a830247d9f1e", kill_on_drop: false }`
[INFO] [stdout] a53d98e8766e026e527724af69fe3e25751aa612ef38da42f259a830247d9f1e
