[INFO] fetching crate dos-cp 0.5.1...
[INFO] testing dos-cp-0.5.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate dos-cp 0.5.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate dos-cp 0.5.1 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 dos-cp 0.5.1
[INFO] finished tweaking crates.io crate dos-cp 0.5.1
[INFO] tweaked toml for crates.io crate dos-cp 0.5.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded litrs v0.4.1
[INFO] [stderr]   Downloaded pc-ints v0.3.4
[INFO] [stderr]   Downloaded document-features v0.2.8
[INFO] [stderr]   Downloaded panicking v0.4.0
[INFO] [stderr]   Downloaded exit-no-std v0.2.0
[INFO] [stderr]   Downloaded iter-identify_first_last v0.2.0
[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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef3cff5ffe1769981e5bf720332bb11d37eec2a1fc5c7358f3acd834917854a8
[INFO] running `Command { std: "docker" "start" "-a" "ef3cff5ffe1769981e5bf720332bb11d37eec2a1fc5c7358f3acd834917854a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef3cff5ffe1769981e5bf720332bb11d37eec2a1fc5c7358f3acd834917854a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3cff5ffe1769981e5bf720332bb11d37eec2a1fc5c7358f3acd834917854a8", kill_on_drop: false }`
[INFO] [stdout] ef3cff5ffe1769981e5bf720332bb11d37eec2a1fc5c7358f3acd834917854a8
[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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8876b9be737721fa56acef753f4cb3f3ec07e6e365d9ad1110434024271c749c
[INFO] running `Command { std: "docker" "start" "-a" "8876b9be737721fa56acef753f4cb3f3ec07e6e365d9ad1110434024271c749c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling panicking v0.4.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/memoffset-0.9.0/src/lib.rs:63:41
[INFO] [stdout]    |
[INFO] [stdout] 63 | #![cfg_attr(feature = "unstable_const", feature(const_refs_to_cell))]
[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 `memoffset` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8876b9be737721fa56acef753f4cb3f3ec07e6e365d9ad1110434024271c749c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8876b9be737721fa56acef753f4cb3f3ec07e6e365d9ad1110434024271c749c", kill_on_drop: false }`
[INFO] [stdout] 8876b9be737721fa56acef753f4cb3f3ec07e6e365d9ad1110434024271c749c
[INFO] testing dos-cp-0.5.1 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate dos-cp 0.5.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate dos-cp 0.5.1 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 dos-cp 0.5.1
[INFO] finished tweaking crates.io crate dos-cp 0.5.1
[INFO] tweaked toml for crates.io crate dos-cp 0.5.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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-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-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22a165e0189697127347a039c471ecc6e7f330fab58da825d5e3d28294e260cb
[INFO] running `Command { std: "docker" "start" "-a" "22a165e0189697127347a039c471ecc6e7f330fab58da825d5e3d28294e260cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22a165e0189697127347a039c471ecc6e7f330fab58da825d5e3d28294e260cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a165e0189697127347a039c471ecc6e7f330fab58da825d5e3d28294e260cb", kill_on_drop: false }`
[INFO] [stdout] 22a165e0189697127347a039c471ecc6e7f330fab58da825d5e3d28294e260cb
[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-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe59992869ae2ccf2405539f383e862477cddb1907922fa7412ac357351415e2
[INFO] running `Command { std: "docker" "start" "-a" "fe59992869ae2ccf2405539f383e862477cddb1907922fa7412ac357351415e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling panicking v0.4.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/memoffset-0.9.0/src/lib.rs:63:41
[INFO] [stdout]    |
[INFO] [stdout] 63 | #![cfg_attr(feature = "unstable_const", feature(const_refs_to_cell))]
[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 `memoffset` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fe59992869ae2ccf2405539f383e862477cddb1907922fa7412ac357351415e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe59992869ae2ccf2405539f383e862477cddb1907922fa7412ac357351415e2", kill_on_drop: false }`
[INFO] [stdout] fe59992869ae2ccf2405539f383e862477cddb1907922fa7412ac357351415e2
