[INFO] fetching crate rustdx 0.4.0...
[INFO] testing rustdx-0.4.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate rustdx 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rustdx 0.4.0 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 rustdx 0.4.0
[INFO] finished tweaking crates.io crate rustdx 0.4.0
[INFO] tweaked toml for crates.io crate rustdx 0.4.0 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] 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] e4f979d0f47596a9c873f56748a028936b05750b759c9365b9b81c29a6bb7502
[INFO] running `Command { std: "docker" "start" "-a" "e4f979d0f47596a9c873f56748a028936b05750b759c9365b9b81c29a6bb7502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4f979d0f47596a9c873f56748a028936b05750b759c9365b9b81c29a6bb7502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f979d0f47596a9c873f56748a028936b05750b759c9365b9b81c29a6bb7502", kill_on_drop: false }`
[INFO] [stdout] e4f979d0f47596a9c873f56748a028936b05750b759c9365b9b81c29a6bb7502
[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] 7284817af44fc16b0f8e441c4ab0fdec4e79db82aa940f854e236fbdcfda0a8e
[INFO] running `Command { std: "docker" "start" "-a" "7284817af44fc16b0f8e441c4ab0fdec4e79db82aa940f854e236fbdcfda0a8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling chrono v0.4.34
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling rustdx v0.4.0 (/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(doc_auto_cfg)]
[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 `rustdx` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7284817af44fc16b0f8e441c4ab0fdec4e79db82aa940f854e236fbdcfda0a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7284817af44fc16b0f8e441c4ab0fdec4e79db82aa940f854e236fbdcfda0a8e", kill_on_drop: false }`
[INFO] [stdout] 7284817af44fc16b0f8e441c4ab0fdec4e79db82aa940f854e236fbdcfda0a8e
[INFO] testing rustdx-0.4.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate rustdx 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate rustdx 0.4.0 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 rustdx 0.4.0
[INFO] finished tweaking crates.io crate rustdx 0.4.0
[INFO] tweaked toml for crates.io crate rustdx 0.4.0 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] d47e4c78b7a6d1a733c4368689131369bba5e22422c6f940ce0ee67cf4bfbeff
[INFO] running `Command { std: "docker" "start" "-a" "d47e4c78b7a6d1a733c4368689131369bba5e22422c6f940ce0ee67cf4bfbeff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d47e4c78b7a6d1a733c4368689131369bba5e22422c6f940ce0ee67cf4bfbeff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d47e4c78b7a6d1a733c4368689131369bba5e22422c6f940ce0ee67cf4bfbeff", kill_on_drop: false }`
[INFO] [stdout] d47e4c78b7a6d1a733c4368689131369bba5e22422c6f940ce0ee67cf4bfbeff
[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] f51f8860ebb49616688596eb566095a0e61ad6441433559bdf251ae9b2650d90
[INFO] running `Command { std: "docker" "start" "-a" "f51f8860ebb49616688596eb566095a0e61ad6441433559bdf251ae9b2650d90", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling chrono v0.4.34
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling rustdx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(doc_auto_cfg)]
[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 `rustdx` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f51f8860ebb49616688596eb566095a0e61ad6441433559bdf251ae9b2650d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f51f8860ebb49616688596eb566095a0e61ad6441433559bdf251ae9b2650d90", kill_on_drop: false }`
[INFO] [stdout] f51f8860ebb49616688596eb566095a0e61ad6441433559bdf251ae9b2650d90
