[INFO] fetching crate nu-completion-script 0.1.3...
[INFO] testing nu-completion-script-0.1.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate nu-completion-script 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate nu-completion-script 0.1.3
[INFO] finished tweaking crates.io crate nu-completion-script 0.1.3
[INFO] tweaked toml for crates.io crate nu-completion-script 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nu-completion-script 0.1.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nu-completion-script 0.1.3 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4ed515f247113e9a0c2d5866c0027ebde3f1930c5d5a6b3b8b2f8965528fc39
[INFO] running `Command { std: "docker" "start" "-a" "c4ed515f247113e9a0c2d5866c0027ebde3f1930c5d5a6b3b8b2f8965528fc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4ed515f247113e9a0c2d5866c0027ebde3f1930c5d5a6b3b8b2f8965528fc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ed515f247113e9a0c2d5866c0027ebde3f1930c5d5a6b3b8b2f8965528fc39", kill_on_drop: false }`
[INFO] [stdout] c4ed515f247113e9a0c2d5866c0027ebde3f1930c5d5a6b3b8b2f8965528fc39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6221315b26bd395129d225522a13f8793f2c17c607ac3f11c9fc671552651647
[INFO] running `Command { std: "docker" "start" "-a" "6221315b26bd395129d225522a13f8793f2c17c607ac3f11c9fc671552651647", kill_on_drop: false }`
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[INFO] [stderr]    Compiling ctor v0.1.23
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling clap_derive v4.0.13
[INFO] [stderr]    Compiling lazy-regex-proc_macros v2.3.0
[INFO] [stderr]    Compiling async-recursion v1.0.0
[INFO] [stderr]    Compiling derive_deref v1.1.1
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[INFO] [stderr]    Compiling clap-verbosity-flag v2.0.0
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[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.14
[INFO] [stderr]    Compiling nu-completion-script v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/patching/generate.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if let Some(code) = status.code() && code < 2 {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(once_cell, never_type, exit_status_error, async_closure, let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `let_chains` has been stable since `1.88.0` and no longer requires an attribute to enable
[INFO] [stdout]   = help: the feature `let_chains` has been stable since `1.88.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `async_closure` has been stable since 1.85.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:54
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(once_cell, never_type, exit_status_error, async_closure, let_chains)]
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:69
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(once_cell, never_type, exit_status_error, async_closure, let_chains)]
[INFO] [stdout]   |                                                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `once_cell` has been stable since 1.70.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(once_cell, never_type, exit_status_error, async_closure, let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nu-completion-script` (bin "nu-completion-script") due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6221315b26bd395129d225522a13f8793f2c17c607ac3f11c9fc671552651647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6221315b26bd395129d225522a13f8793f2c17c607ac3f11c9fc671552651647", kill_on_drop: false }`
[INFO] [stdout] 6221315b26bd395129d225522a13f8793f2c17c607ac3f11c9fc671552651647
