[INFO] fetching crate hashmap_settings 0.3.0...
[INFO] documenting hashmap_settings-0.3.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate hashmap_settings 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate hashmap_settings 0.3.0 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] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate hashmap_settings 0.3.0
[INFO] finished tweaking crates.io crate hashmap_settings 0.3.0
[INFO] tweaked toml for crates.io crate hashmap_settings 0.3.0 written to /workspace/builds/worker-3-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 typetag-impl v0.2.15
[INFO] [stderr]   Downloaded typetag v0.2.15
[INFO] [stderr]   Downloaded inventory v0.3.14
[INFO] [stderr]   Downloaded erased-serde v0.4.2
[INFO] [stderr]   Downloaded dyn_ord v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9688e6ac2635e2a8b02b030169945e2af8ec66b0357669d7041e2b4b31f9198a
[INFO] running `Command { std: "docker" "start" "-a" "9688e6ac2635e2a8b02b030169945e2af8ec66b0357669d7041e2b4b31f9198a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9688e6ac2635e2a8b02b030169945e2af8ec66b0357669d7041e2b4b31f9198a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9688e6ac2635e2a8b02b030169945e2af8ec66b0357669d7041e2b4b31f9198a", kill_on_drop: false }`
[INFO] [stdout] 9688e6ac2635e2a8b02b030169945e2af8ec66b0357669d7041e2b4b31f9198a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 082c527dbfcc88d32edae3feff4fe45e573a03c5d0eecd17431e97e0357bb551
[INFO] running `Command { std: "docker" "start" "-a" "082c527dbfcc88d32edae3feff4fe45e573a03c5d0eecd17431e97e0357bb551", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking inventory v0.3.14
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking dyn-clone v1.0.16
[INFO] [stderr]     Checking dyn_ord v0.2.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling typetag-impl v0.2.15
[INFO] [stderr]     Checking erased-serde v0.4.2
[INFO] [stderr]     Checking typetag v0.2.15
[INFO] [stderr]  Documenting hashmap_settings v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(trait_upcasting)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 document `hashmap_settings`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name hashmap_settings src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e97f9ee11eb3d83b -L dependency=/opt/rustwide/target/debug/deps --extern dyn_clone=/opt/rustwide/target/debug/deps/libdyn_clone-c6a1a0e308121df1.rmeta --extern dyn_ord=/opt/rustwide/target/debug/deps/libdyn_ord-1b3699bec6126a7a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-fd120d2b01d3ba96.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-1c17c4f3ee39ffc7.rmeta --extern typetag=/opt/rustwide/target/debug/deps/libtypetag-3e6faf0367990576.rmeta --cap-lints=warn --crate-version 0.3.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "082c527dbfcc88d32edae3feff4fe45e573a03c5d0eecd17431e97e0357bb551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082c527dbfcc88d32edae3feff4fe45e573a03c5d0eecd17431e97e0357bb551", kill_on_drop: false }`
[INFO] [stdout] 082c527dbfcc88d32edae3feff4fe45e573a03c5d0eecd17431e97e0357bb551
[INFO] documenting hashmap_settings-0.3.0 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate hashmap_settings 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate hashmap_settings 0.3.0 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] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate hashmap_settings 0.3.0
[INFO] finished tweaking crates.io crate hashmap_settings 0.3.0
[INFO] tweaked toml for crates.io crate hashmap_settings 0.3.0 written to /workspace/builds/worker-3-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d35fbb9b848991db8454d3fa7d26d8c53b163eaa9a6e016213a9270fe3627b7d
[INFO] running `Command { std: "docker" "start" "-a" "d35fbb9b848991db8454d3fa7d26d8c53b163eaa9a6e016213a9270fe3627b7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d35fbb9b848991db8454d3fa7d26d8c53b163eaa9a6e016213a9270fe3627b7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35fbb9b848991db8454d3fa7d26d8c53b163eaa9a6e016213a9270fe3627b7d", kill_on_drop: false }`
[INFO] [stdout] d35fbb9b848991db8454d3fa7d26d8c53b163eaa9a6e016213a9270fe3627b7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7bb2365b9af2e5538561e2b9944aeb808b0d38cf068ca673317ffe6d8c73934
[INFO] running `Command { std: "docker" "start" "-a" "e7bb2365b9af2e5538561e2b9944aeb808b0d38cf068ca673317ffe6d8c73934", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking inventory v0.3.14
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking dyn_ord v0.2.1
[INFO] [stderr]     Checking dyn-clone v1.0.16
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling typetag-impl v0.2.15
[INFO] [stderr]     Checking erased-serde v0.4.2
[INFO] [stderr]     Checking typetag v0.2.15
[INFO] [stderr]  Documenting hashmap_settings v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(trait_upcasting)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `trait_upcasting` has been stable since `1.76.0` and no longer requires an attribute to enable
[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 document `hashmap_settings`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name hashmap_settings src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=68653e5253971d4e -L dependency=/opt/rustwide/target/debug/deps --extern dyn_clone=/opt/rustwide/target/debug/deps/libdyn_clone-0ff842c3d54ebbf1.rmeta --extern dyn_ord=/opt/rustwide/target/debug/deps/libdyn_ord-b71f496468cf5617.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-e7b9290d464076b8.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-cad27672d9d04408.rmeta --extern typetag=/opt/rustwide/target/debug/deps/libtypetag-76a1675251c086ca.rmeta --cap-lints=warn --crate-version 0.3.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e7bb2365b9af2e5538561e2b9944aeb808b0d38cf068ca673317ffe6d8c73934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7bb2365b9af2e5538561e2b9944aeb808b0d38cf068ca673317ffe6d8c73934", kill_on_drop: false }`
[INFO] [stdout] e7bb2365b9af2e5538561e2b9944aeb808b0d38cf068ca673317ffe6d8c73934
