[INFO] fetching crate pixeldike 0.1.0...
[INFO] testing pixeldike-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate pixeldike 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate pixeldike 0.1.0
[INFO] finished tweaking crates.io crate pixeldike 0.1.0
[INFO] tweaked toml for crates.io crate pixeldike 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pixeldike 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pixeldike 0.1.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7fcb3252e803a9a29a8f077b89416c83637920ffab1dce215098618e28cf91b
[INFO] running `Command { std: "docker" "start" "-a" "d7fcb3252e803a9a29a8f077b89416c83637920ffab1dce215098618e28cf91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7fcb3252e803a9a29a8f077b89416c83637920ffab1dce215098618e28cf91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7fcb3252e803a9a29a8f077b89416c83637920ffab1dce215098618e28cf91b", kill_on_drop: false }`
[INFO] [stdout] d7fcb3252e803a9a29a8f077b89416c83637920ffab1dce215098618e28cf91b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b759a904d20b8b04c5e381bc76048b4f03283b3359cab41ca030a36908d9e80
[INFO] running `Command { std: "docker" "start" "-a" "1b759a904d20b8b04c5e381bc76048b4f03283b3359cab41ca030a36908d9e80", kill_on_drop: false }`
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[INFO] [stderr]    Compiling clap_lex v0.7.0
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[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
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[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
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[INFO] [stderr]    Compiling zune-jpeg v0.4.11
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling tiff v0.9.1
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[INFO] [stderr]    Compiling parking_lot v0.12.1
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[INFO] [stderr]    Compiling qoi v0.4.1
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[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling framebuffer v0.3.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling clap_derive v4.5.3
[INFO] [stderr]    Compiling profiling v1.0.15
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling image-webp v0.1.1
[INFO] [stderr]    Compiling clap v4.5.3
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling ravif v0.11.5
[INFO] [stderr]    Compiling image v0.25.0
[INFO] [stderr]    Compiling pixeldike 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[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:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(cursor_remaining)]
[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:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(sync_unsafe_cell)]
[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:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(int_roundings)]
[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:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/sinks/pixmap_file.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 | const HEADER_SIZE: usize = mem::size_of::<u64>() * 2; // enough space for width and height
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     unused_qualifications
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 16 - const HEADER_SIZE: usize = mem::size_of::<u64>() * 2; // enough space for width and height
[INFO] [stdout] 16 + const HEADER_SIZE: usize = size_of::<u64>() * 2; // enough space for width and height
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `cursor_remaining`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(cursor_remaining)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for mutable reference `&mut JoinSet<Result<!, anyhow::Error>>` in the current scope
[INFO] [stdout]   --> src/net/servers/udp_server.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |                   let handle = join_set
[INFO] [stdout]    |  ______________________________-
[INFO] [stdout] 46 | |                     .build_task()
[INFO] [stdout]    | |                     -^^^^^^^^^^ method not found in `&mut JoinSet<Result<!, anyhow::Error>>`
[INFO] [stdout]    | |_____________________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for mutable reference `&mut JoinSet<Result<!, anyhow::Error>>` in the current scope
[INFO] [stdout]    --> src/sinks/ffmpeg.rs:162:14
[INFO] [stdout]     |
[INFO] [stdout] 161 |           let handle = join_set
[INFO] [stdout]     |  ______________________-
[INFO] [stdout] 162 | |             .build_task()
[INFO] [stdout]     | |             -^^^^^^^^^^ method not found in `&mut JoinSet<Result<!, anyhow::Error>>`
[INFO] [stdout]     | |_____________|
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for mutable reference `&mut JoinSet<Result<!, anyhow::Error>>` in the current scope
[INFO] [stdout]   --> src/sinks/framebuffer.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |           let handle = join_set
[INFO] [stdout]    |  ______________________-
[INFO] [stdout] 89 | |             .build_task()
[INFO] [stdout]    | |             -^^^^^^^^^^ method not found in `&mut JoinSet<Result<!, anyhow::Error>>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for mutable reference `&mut JoinSet<Result<!, anyhow::Error>>` in the current scope
[INFO] [stdout]   --> src/sinks/pixmap_file.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |           let handle = join_set
[INFO] [stdout]    |  ______________________-
[INFO] [stdout] 52 | |             .build_task()
[INFO] [stdout]    | |             -^^^^^^^^^^ method not found in `&mut JoinSet<Result<!, anyhow::Error>>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for mutable reference `&'life0 mut JoinSet<Result<!, anyhow::Error>>` in the current scope
[INFO] [stdout]    --> src/net/servers/tcp_server.rs:112:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |           let handle = join_set
[INFO] [stdout]     |  ______________________-
[INFO] [stdout] 112 | |             .build_task()
[INFO] [stdout]     | |             -^^^^^^^^^^ method not found in `&'life0 mut JoinSet<Result<!, anyhow::Error>>`
[INFO] [stdout]     | |_____________|
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for mutable reference `&'life0 mut JoinSet<Result<!, anyhow::Error>>` in the current scope
[INFO] [stdout]    --> src/net/servers/udp_server.rs:126:14
[INFO] [stdout]     |
[INFO] [stdout] 125 |           let handle = join_set
[INFO] [stdout]     |  ______________________-
[INFO] [stdout] 126 | |             .build_task()
[INFO] [stdout]     | |             -^^^^^^^^^^ method not found in `&'life0 mut JoinSet<Result<!, anyhow::Error>>`
[INFO] [stdout]     | |_____________|
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pixeldike` (lib) due to 12 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1b759a904d20b8b04c5e381bc76048b4f03283b3359cab41ca030a36908d9e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b759a904d20b8b04c5e381bc76048b4f03283b3359cab41ca030a36908d9e80", kill_on_drop: false }`
[INFO] [stdout] 1b759a904d20b8b04c5e381bc76048b4f03283b3359cab41ca030a36908d9e80
