[INFO] fetching crate graphfind-rs 0.1.0...
[INFO] testing graphfind-rs-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate graphfind-rs 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate graphfind-rs 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graphfind-rs 0.1.0
[INFO] finished tweaking crates.io crate graphfind-rs 0.1.0
[INFO] tweaked toml for crates.io crate graphfind-rs 0.1.0 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" "+1.75.0" "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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded into-attr-derive v0.2.1
[INFO] [stderr]   Downloaded graphviz-rust v0.6.6
[INFO] [stderr]   Downloaded bimap v0.6.3
[INFO] [stderr]   Downloaded dot-structures v0.1.1
[INFO] [stderr]   Downloaded test_dir v0.2.0
[INFO] [stderr]   Downloaded dot-generator v0.2.0
[INFO] [stderr]   Downloaded into-attr v0.1.1
[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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc1130bdb61a4b9023ebc04c9dd6f8e65e99bbbc919836d154ba923ad57590e3
[INFO] running `Command { std: "docker" "start" "-a" "fc1130bdb61a4b9023ebc04c9dd6f8e65e99bbbc919836d154ba923ad57590e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc1130bdb61a4b9023ebc04c9dd6f8e65e99bbbc919836d154ba923ad57590e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1130bdb61a4b9023ebc04c9dd6f8e65e99bbbc919836d154ba923ad57590e3", kill_on_drop: false }`
[INFO] [stdout] fc1130bdb61a4b9023ebc04c9dd6f8e65e99bbbc919836d154ba923ad57590e3
[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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68b66f19bd3580b678265391f53f81016bfde71366d809aeec64cbe6a37826ef
[INFO] running `Command { std: "docker" "start" "-a" "68b66f19bd3580b678265391f53f81016bfde71366d809aeec64cbe6a37826ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling bimap v0.6.3
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling graphfind-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(type_alias_impl_trait)]
[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:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(impl_trait_in_assoc_type)]
[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 `graphfind-rs` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "68b66f19bd3580b678265391f53f81016bfde71366d809aeec64cbe6a37826ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b66f19bd3580b678265391f53f81016bfde71366d809aeec64cbe6a37826ef", kill_on_drop: false }`
[INFO] [stdout] 68b66f19bd3580b678265391f53f81016bfde71366d809aeec64cbe6a37826ef
[INFO] testing graphfind-rs-0.1.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate graphfind-rs 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate graphfind-rs 0.1.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graphfind-rs 0.1.0
[INFO] finished tweaking crates.io crate graphfind-rs 0.1.0
[INFO] tweaked toml for crates.io crate graphfind-rs 0.1.0 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-2023-12-22" "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-2023-12-22" "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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ddd66333f792012fdbfb33e896ab1bf468ff7ca70f7484bbfab6ea3c0244687
[INFO] running `Command { std: "docker" "start" "-a" "6ddd66333f792012fdbfb33e896ab1bf468ff7ca70f7484bbfab6ea3c0244687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ddd66333f792012fdbfb33e896ab1bf468ff7ca70f7484bbfab6ea3c0244687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddd66333f792012fdbfb33e896ab1bf468ff7ca70f7484bbfab6ea3c0244687", kill_on_drop: false }`
[INFO] [stdout] 6ddd66333f792012fdbfb33e896ab1bf468ff7ca70f7484bbfab6ea3c0244687
[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-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82abed49f5673baa66199cd43b557af0fbf1ca934f885e0b2c388c8988ac4de4
[INFO] running `Command { std: "docker" "start" "-a" "82abed49f5673baa66199cd43b557af0fbf1ca934f885e0b2c388c8988ac4de4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling bimap v0.6.3
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling graphfind-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(type_alias_impl_trait)]
[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:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(impl_trait_in_assoc_type)]
[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 `graphfind-rs` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "82abed49f5673baa66199cd43b557af0fbf1ca934f885e0b2c388c8988ac4de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82abed49f5673baa66199cd43b557af0fbf1ca934f885e0b2c388c8988ac4de4", kill_on_drop: false }`
[INFO] [stdout] 82abed49f5673baa66199cd43b557af0fbf1ca934f885e0b2c388c8988ac4de4
