[INFO] cloning repository https://github.com/Basicprogrammer10/unit-convert
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Basicprogrammer10/unit-convert" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBasicprogrammer10%2Funit-convert", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBasicprogrammer10%2Funit-convert'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7c2580526024db3f717493dbaf47898caeb4639
[INFO] testing Basicprogrammer10/unit-convert against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBasicprogrammer10%2Funit-convert" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Basicprogrammer10/unit-convert 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 git repo https://github.com/Basicprogrammer10/unit-convert
[INFO] finished tweaking git repo https://github.com/Basicprogrammer10/unit-convert
[INFO] tweaked toml for git repo https://github.com/Basicprogrammer10/unit-convert written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Basicprogrammer10/unit-convert 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 serde-wasm-bindgen v0.6.0
[INFO] [stderr]   Downloaded identconv v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e33cd87286094eb6ac8d80aa403da44ac2718ca8718f07c4f62ba8b78f24fa09
[INFO] running `Command { std: "docker" "start" "-a" "e33cd87286094eb6ac8d80aa403da44ac2718ca8718f07c4f62ba8b78f24fa09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e33cd87286094eb6ac8d80aa403da44ac2718ca8718f07c4f62ba8b78f24fa09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33cd87286094eb6ac8d80aa403da44ac2718ca8718f07c4f62ba8b78f24fa09", kill_on_drop: false }`
[INFO] [stdout] e33cd87286094eb6ac8d80aa403da44ac2718ca8718f07c4f62ba8b78f24fa09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 373933d0688983d30ce48096fbca693ed97bca529de2a60295a20b375db7bb02
[INFO] running `Command { std: "docker" "start" "-a" "373933d0688983d30ce48096fbca693ed97bca529de2a60295a20b375db7bb02", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling clap_lex v0.5.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling aho-corasick v1.1.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling thousands v0.2.0
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling clap_builder v4.4.6
[INFO] [stderr]    Compiling hashbrown v0.14.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling litrs v0.4.0
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling identconv v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.3.9
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling regex v1.9.6
[INFO] [stderr]    Compiling clap v4.4.6
[INFO] [stderr]    Compiling unit_convert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(decl_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unit_convert` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "373933d0688983d30ce48096fbca693ed97bca529de2a60295a20b375db7bb02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "373933d0688983d30ce48096fbca693ed97bca529de2a60295a20b375db7bb02", kill_on_drop: false }`
[INFO] [stdout] 373933d0688983d30ce48096fbca693ed97bca529de2a60295a20b375db7bb02
