[INFO] fetching crate sendstream_parser 0.2.2...
[INFO] testing sendstream_parser-0.2.2 against 1.76.0 for beta-1.77-1
[INFO] extracting crate sendstream_parser 0.2.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate sendstream_parser 0.2.2 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 sendstream_parser 0.2.2
[INFO] finished tweaking crates.io crate sendstream_parser 0.2.2
[INFO] tweaked toml for crates.io crate sendstream_parser 0.2.2 written to /workspace/builds/worker-5-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 similar-asserts v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9bc156323e58fa82e09ba9eb24ad3ad0bee880bda50ce404b8d28e8b9f60b1d8
[INFO] running `Command { std: "docker" "start" "-a" "9bc156323e58fa82e09ba9eb24ad3ad0bee880bda50ce404b8d28e8b9f60b1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bc156323e58fa82e09ba9eb24ad3ad0bee880bda50ce404b8d28e8b9f60b1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc156323e58fa82e09ba9eb24ad3ad0bee880bda50ce404b8d28e8b9f60b1d8", kill_on_drop: false }`
[INFO] [stdout] 9bc156323e58fa82e09ba9eb24ad3ad0bee880bda50ce404b8d28e8b9f60b1d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e2466fccba0ed235b807eece83283138bc83db8379c54b1281e56a9e73e7929c
[INFO] running `Command { std: "docker" "start" "-a" "e2466fccba0ed235b807eece83283138bc83db8379c54b1281e56a9e73e7929c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling uuid v1.7.0
[INFO] [stderr]    Compiling sendstream_parser v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(macro_metavar_expr)]
[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 `sendstream_parser` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e2466fccba0ed235b807eece83283138bc83db8379c54b1281e56a9e73e7929c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2466fccba0ed235b807eece83283138bc83db8379c54b1281e56a9e73e7929c", kill_on_drop: false }`
[INFO] [stdout] e2466fccba0ed235b807eece83283138bc83db8379c54b1281e56a9e73e7929c
[INFO] testing sendstream_parser-0.2.2 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate sendstream_parser 0.2.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate sendstream_parser 0.2.2 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 sendstream_parser 0.2.2
[INFO] finished tweaking crates.io crate sendstream_parser 0.2.2
[INFO] tweaked toml for crates.io crate sendstream_parser 0.2.2 written to /workspace/builds/worker-5-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3ef12ec8ab9f5d9725ffa4a9f9ed2c7b93e635ccdbfaabe2dff07e5c075e0e55
[INFO] running `Command { std: "docker" "start" "-a" "3ef12ec8ab9f5d9725ffa4a9f9ed2c7b93e635ccdbfaabe2dff07e5c075e0e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef12ec8ab9f5d9725ffa4a9f9ed2c7b93e635ccdbfaabe2dff07e5c075e0e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef12ec8ab9f5d9725ffa4a9f9ed2c7b93e635ccdbfaabe2dff07e5c075e0e55", kill_on_drop: false }`
[INFO] [stdout] 3ef12ec8ab9f5d9725ffa4a9f9ed2c7b93e635ccdbfaabe2dff07e5c075e0e55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9c68f2e24a0e0efc5d84e700a8903f1d9f9cab8a571abecc971c509dc5348b75
[INFO] running `Command { std: "docker" "start" "-a" "9c68f2e24a0e0efc5d84e700a8903f1d9f9cab8a571abecc971c509dc5348b75", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling uuid v1.7.0
[INFO] [stderr]    Compiling sendstream_parser v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(macro_metavar_expr)]
[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 `sendstream_parser` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9c68f2e24a0e0efc5d84e700a8903f1d9f9cab8a571abecc971c509dc5348b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c68f2e24a0e0efc5d84e700a8903f1d9f9cab8a571abecc971c509dc5348b75", kill_on_drop: false }`
[INFO] [stdout] 9c68f2e24a0e0efc5d84e700a8903f1d9f9cab8a571abecc971c509dc5348b75
