[INFO] fetching crate fimsh-type 0.1.0...
[INFO] testing fimsh-type-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate fimsh-type 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate fimsh-type 0.1.0 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 fimsh-type 0.1.0
[INFO] finished tweaking crates.io crate fimsh-type 0.1.0
[INFO] tweaked toml for crates.io crate fimsh-type 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate fimsh-type 0.1.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded termion v2.0.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76b6f1d345972a93851283280aa32e48f66527e3fc3452e0c6f4dc404215957d
[INFO] running `Command { std: "docker" "start" "-a" "76b6f1d345972a93851283280aa32e48f66527e3fc3452e0c6f4dc404215957d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76b6f1d345972a93851283280aa32e48f66527e3fc3452e0c6f4dc404215957d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b6f1d345972a93851283280aa32e48f66527e3fc3452e0c6f4dc404215957d", kill_on_drop: false }`
[INFO] [stdout] 76b6f1d345972a93851283280aa32e48f66527e3fc3452e0c6f4dc404215957d
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aad9fd219f4dd9eac08b6001d43f4f5017637f5476670e86ea08472b22c2ebcd
[INFO] running `Command { std: "docker" "start" "-a" "aad9fd219f4dd9eac08b6001d43f4f5017637f5476670e86ea08472b22c2ebcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling termion v2.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fimsh-type v0.1.0 (/opt/rustwide/workdir)
[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(if_let_guard)]
[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 `fimsh-type` (bin "fimsh-type") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "aad9fd219f4dd9eac08b6001d43f4f5017637f5476670e86ea08472b22c2ebcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aad9fd219f4dd9eac08b6001d43f4f5017637f5476670e86ea08472b22c2ebcd", kill_on_drop: false }`
[INFO] [stdout] aad9fd219f4dd9eac08b6001d43f4f5017637f5476670e86ea08472b22c2ebcd
[INFO] testing fimsh-type-0.1.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate fimsh-type 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate fimsh-type 0.1.0 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 fimsh-type 0.1.0
[INFO] finished tweaking crates.io crate fimsh-type 0.1.0
[INFO] tweaked toml for crates.io crate fimsh-type 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate fimsh-type 0.1.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bfb1f42bc9616c9dc60a06846500de93d1e777c9b2fc701ea92774dfea87de3b
[INFO] running `Command { std: "docker" "start" "-a" "bfb1f42bc9616c9dc60a06846500de93d1e777c9b2fc701ea92774dfea87de3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfb1f42bc9616c9dc60a06846500de93d1e777c9b2fc701ea92774dfea87de3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb1f42bc9616c9dc60a06846500de93d1e777c9b2fc701ea92774dfea87de3b", kill_on_drop: false }`
[INFO] [stdout] bfb1f42bc9616c9dc60a06846500de93d1e777c9b2fc701ea92774dfea87de3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e6e7b390ad07f220330900ce9db5830d466e6f11e3c5758780e916fdbcd27c1b
[INFO] running `Command { std: "docker" "start" "-a" "e6e7b390ad07f220330900ce9db5830d466e6f11e3c5758780e916fdbcd27c1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling termion v2.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fimsh-type v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(if_let_guard)]
[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 `fimsh-type` (bin "fimsh-type") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e6e7b390ad07f220330900ce9db5830d466e6f11e3c5758780e916fdbcd27c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e7b390ad07f220330900ce9db5830d466e6f11e3c5758780e916fdbcd27c1b", kill_on_drop: false }`
[INFO] [stdout] e6e7b390ad07f220330900ce9db5830d466e6f11e3c5758780e916fdbcd27c1b
