[INFO] fetching crate pros 0.0.10...
[INFO] testing pros-0.0.10 against 1.76.0 for beta-1.77-1
[INFO] extracting crate pros 0.0.10 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate pros 0.0.10 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pros 0.0.10
[INFO] finished tweaking crates.io crate pros 0.0.10
[INFO] tweaked toml for crates.io crate pros 0.0.10 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate pros 0.0.10 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded no_std_io v0.6.0
[INFO] [stderr]   Downloaded pros-sys v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba47978173e78554eb8e024562f4624979fc7fab0d2a2f9baa0dcbb9a9b51923
[INFO] running `Command { std: "docker" "start" "-a" "ba47978173e78554eb8e024562f4624979fc7fab0d2a2f9baa0dcbb9a9b51923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba47978173e78554eb8e024562f4624979fc7fab0d2a2f9baa0dcbb9a9b51923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba47978173e78554eb8e024562f4624979fc7fab0d2a2f9baa0dcbb9a9b51923", kill_on_drop: false }`
[INFO] [stdout] ba47978173e78554eb8e024562f4624979fc7fab0d2a2f9baa0dcbb9a9b51923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adb6e108a90c3c97efd102d531cda9b4eeb0e6d83e55f30386dfbb7a84a7eaf8
[INFO] running `Command { std: "docker" "start" "-a" "adb6e108a90c3c97efd102d531cda9b4eeb0e6d83e55f30386dfbb7a84a7eaf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling pros-sys v0.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling no_std_io v0.6.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]    Compiling snafu v0.7.5
[INFO] [stderr]    Compiling pros v0.0.10 (/opt/rustwide/workdir)
[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(error_in_core, stdsimd)]
[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:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(error_in_core, stdsimd)]
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `pros` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "adb6e108a90c3c97efd102d531cda9b4eeb0e6d83e55f30386dfbb7a84a7eaf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb6e108a90c3c97efd102d531cda9b4eeb0e6d83e55f30386dfbb7a84a7eaf8", kill_on_drop: false }`
[INFO] [stdout] adb6e108a90c3c97efd102d531cda9b4eeb0e6d83e55f30386dfbb7a84a7eaf8
[INFO] testing pros-0.0.10 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate pros 0.0.10 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate pros 0.0.10 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pros 0.0.10
[INFO] finished tweaking crates.io crate pros 0.0.10
[INFO] tweaked toml for crates.io crate pros 0.0.10 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate pros 0.0.10 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-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03b632dc03dcfda1ce99494e963977aceff1cf95a2615df5cb35ebfd9e2c3f1d
[INFO] running `Command { std: "docker" "start" "-a" "03b632dc03dcfda1ce99494e963977aceff1cf95a2615df5cb35ebfd9e2c3f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03b632dc03dcfda1ce99494e963977aceff1cf95a2615df5cb35ebfd9e2c3f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03b632dc03dcfda1ce99494e963977aceff1cf95a2615df5cb35ebfd9e2c3f1d", kill_on_drop: false }`
[INFO] [stdout] 03b632dc03dcfda1ce99494e963977aceff1cf95a2615df5cb35ebfd9e2c3f1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5928ec93a3acfb50f3d62d0fa9fe8ba60303ca6281688944a70667a173d3b389
[INFO] running `Command { std: "docker" "start" "-a" "5928ec93a3acfb50f3d62d0fa9fe8ba60303ca6281688944a70667a173d3b389", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling pros-sys v0.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling no_std_io v0.6.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]    Compiling snafu v0.7.5
[INFO] [stderr]    Compiling pros v0.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(error_in_core, stdsimd)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(error_in_core, stdsimd)]
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `pros` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "5928ec93a3acfb50f3d62d0fa9fe8ba60303ca6281688944a70667a173d3b389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5928ec93a3acfb50f3d62d0fa9fe8ba60303ca6281688944a70667a173d3b389", kill_on_drop: false }`
[INFO] [stdout] 5928ec93a3acfb50f3d62d0fa9fe8ba60303ca6281688944a70667a173d3b389
