[INFO] fetching crate mml-cli 1.0.0...
[INFO] checking mml-cli-1.0.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate mml-cli 1.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mml-cli 1.0.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate mml-cli 1.0.0
[INFO] finished tweaking crates.io crate mml-cli 1.0.0
[INFO] tweaked toml for crates.io crate mml-cli 1.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate mml-cli 1.0.0 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md-5 v0.10.5
[INFO] [stderr]   Downloaded system-deps v6.1.1
[INFO] [stderr]   Downloaded num-derive v0.4.0
[INFO] [stderr]   Downloaded camellia v0.1.0
[INFO] [stderr]   Downloaded rustls v0.21.6
[INFO] [stderr]   Downloaded ariadne v0.3.0
[INFO] [stderr]   Downloaded tree_magic_mini v3.0.3
[INFO] [stderr]   Downloaded target-lexicon v0.12.11
[INFO] [stderr]   Downloaded keyring v2.0.5
[INFO] [stderr]   Downloaded clap_complete v4.3.2
[INFO] [stderr]   Downloaded regex-automata v0.3.7
[INFO] [stderr]   Downloaded mail-parser v0.8.2
[INFO] [stderr]   Downloaded pgp v0.10.2
[INFO] [stderr]   Downloaded cstr-argument v0.1.2
[INFO] [stderr]   Downloaded cfb-mode v0.8.2
[INFO] [stderr]   Downloaded is-terminal v0.4.6
[INFO] [stderr]   Downloaded clap_mangen v0.2.10
[INFO] [stderr]   Downloaded gpgme v0.11.0
[INFO] [stderr]   Downloaded errno v0.3.0
[INFO] [stderr]   Downloaded gpg-error v0.6.0
[INFO] [stderr]   Downloaded fiat-crypto v0.1.20
[INFO] [stderr]   Downloaded libgpg-error-sys v0.6.0
[INFO] [stderr]   Downloaded build-rs v0.1.2
[INFO] [stderr]   Downloaded gpgme-sys v0.11.0
[INFO] [stderr]   Downloaded roff v0.2.1
[INFO] [stderr]   Downloaded toml v0.7.6
[INFO] [stderr]   Downloaded cast5 v0.11.1
[INFO] [stderr]   Downloaded des v0.8.1
[INFO] [stderr]   Downloaded buffer-redux v1.0.0
[INFO] [stderr]   Downloaded idea v0.5.1
[INFO] [stderr]   Downloaded twofish v0.7.1
[INFO] [stderr]   Downloaded curve25519-dalek v4.0.0
[INFO] [stderr]   Downloaded bitfield v0.14.0
[INFO] [stderr]   Downloaded cfg-expr v0.15.4
[INFO] [stderr]   Downloaded process-lib v0.1.0
[INFO] [stderr]   Downloaded rustix v0.37.6
[INFO] [stderr]   Downloaded pgp-lib v0.1.0
[INFO] [stderr]   Downloaded shellexpand-utils v0.1.0
[INFO] [stderr]   Downloaded secret-lib v0.1.0
[INFO] [stderr]   Downloaded z-base-32 v0.1.2
[INFO] [stderr]   Downloaded nanohtml2text v0.1.4
[INFO] [stderr]   Downloaded keyring-lib v0.1.0
[INFO] [stderr]   Downloaded mml-lib v1.0.0
[INFO] [stderr]   Downloaded mail-builder v0.3.0
[INFO] [stderr]   Downloaded chumsky v1.0.0-alpha.4
[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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 214566c632f46eee77fb01b208a401a0e83ba1eec1da377b2c552d45be0a22ee
[INFO] running `Command { std: "docker" "start" "-a" "214566c632f46eee77fb01b208a401a0e83ba1eec1da377b2c552d45be0a22ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "214566c632f46eee77fb01b208a401a0e83ba1eec1da377b2c552d45be0a22ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214566c632f46eee77fb01b208a401a0e83ba1eec1da377b2c552d45be0a22ee", kill_on_drop: false }`
[INFO] [stdout] 214566c632f46eee77fb01b208a401a0e83ba1eec1da377b2c552d45be0a22ee
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aeed20de4e18ac71bff899efbe6f122414943b8c460e93ab58b37dec28524acc
[INFO] running `Command { std: "docker" "start" "-a" "aeed20de4e18ac71bff899efbe6f122414943b8c460e93ab58b37dec28524acc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling rustix v0.37.6
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "aeed20de4e18ac71bff899efbe6f122414943b8c460e93ab58b37dec28524acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeed20de4e18ac71bff899efbe6f122414943b8c460e93ab58b37dec28524acc", kill_on_drop: false }`
[INFO] [stdout] aeed20de4e18ac71bff899efbe6f122414943b8c460e93ab58b37dec28524acc
