[INFO] fetching crate canonical 0.7.1...
[INFO] documenting canonical-0.7.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate canonical 0.7.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate canonical 0.7.1 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 canonical 0.7.1
[INFO] finished tweaking crates.io crate canonical 0.7.1
[INFO] tweaked toml for crates.io crate canonical 0.7.1 written to /workspace/builds/worker-2-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 array-init v2.1.0
[INFO] [stderr]   Downloaded canonical v0.7.1
[INFO] [stderr]   Downloaded dusk-varint v0.1.0
[INFO] [stderr]   Downloaded blake2b_simd v0.3.1
[INFO] [stderr]   Downloaded canonical_derive v0.7.0
[INFO] [stderr]   Downloaded canonical_fuzz v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 438ffade6ab1550a0f3b6eca38e6157c6984e2e7fdddebcec757b0a4b649d59b
[INFO] running `Command { std: "docker" "start" "-a" "438ffade6ab1550a0f3b6eca38e6157c6984e2e7fdddebcec757b0a4b649d59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "438ffade6ab1550a0f3b6eca38e6157c6984e2e7fdddebcec757b0a4b649d59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438ffade6ab1550a0f3b6eca38e6157c6984e2e7fdddebcec757b0a4b649d59b", kill_on_drop: false }`
[INFO] [stdout] 438ffade6ab1550a0f3b6eca38e6157c6984e2e7fdddebcec757b0a4b649d59b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c0bd334a19e819a552a43b77b043cb30b171a3d20680204b7d162ecbefb117ab
[INFO] running `Command { std: "docker" "start" "-a" "c0bd334a19e819a552a43b77b043cb30b171a3d20680204b7d162ecbefb117ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]     Checking dusk-varint v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking blake2b_simd v0.3.1
[INFO] [stderr]  Documenting canonical v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(never_type)]
[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 `canonical`
[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=2018 --crate-type lib --crate-name canonical src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3a60fdc7870a442a -L dependency=/opt/rustwide/target/debug/deps --extern arbitrary=/opt/rustwide/target/debug/deps/libarbitrary-93b0af63dadb0820.rmeta --extern array_init=/opt/rustwide/target/debug/deps/libarray_init-9855055570b9a002.rmeta --extern blake2b_simd=/opt/rustwide/target/debug/deps/libblake2b_simd-34256226bbcad59e.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-1b06147f67f93fdc.rmeta --extern dusk_varint=/opt/rustwide/target/debug/deps/libdusk_varint-53f7c46515cc181d.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-e7445b4e8703c20b.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-d88da3e34f4b746e.rmeta --cap-lints=warn --crate-version 0.7.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "c0bd334a19e819a552a43b77b043cb30b171a3d20680204b7d162ecbefb117ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0bd334a19e819a552a43b77b043cb30b171a3d20680204b7d162ecbefb117ab", kill_on_drop: false }`
[INFO] [stdout] c0bd334a19e819a552a43b77b043cb30b171a3d20680204b7d162ecbefb117ab
[INFO] documenting canonical-0.7.1 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate canonical 0.7.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate canonical 0.7.1 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 canonical 0.7.1
[INFO] finished tweaking crates.io crate canonical 0.7.1
[INFO] tweaked toml for crates.io crate canonical 0.7.1 written to /workspace/builds/worker-2-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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 01e7f109f80e2675e53538343780e05e1d74e49f95f24588b7c1b3fc3048163a
[INFO] running `Command { std: "docker" "start" "-a" "01e7f109f80e2675e53538343780e05e1d74e49f95f24588b7c1b3fc3048163a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01e7f109f80e2675e53538343780e05e1d74e49f95f24588b7c1b3fc3048163a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01e7f109f80e2675e53538343780e05e1d74e49f95f24588b7c1b3fc3048163a", kill_on_drop: false }`
[INFO] [stdout] 01e7f109f80e2675e53538343780e05e1d74e49f95f24588b7c1b3fc3048163a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 86871ae66cbdf5def1d150ee151ac87dd4ef8ff1aeb0b2cbfc023be1b9d92ac5
[INFO] running `Command { std: "docker" "start" "-a" "86871ae66cbdf5def1d150ee151ac87dd4ef8ff1aeb0b2cbfc023be1b9d92ac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking dusk-varint v0.1.0
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking blake2b_simd v0.3.1
[INFO] [stderr]  Documenting canonical v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(never_type)]
[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 document `canonical`
[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=2018 --crate-type lib --crate-name canonical src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d21695f8aaaf1675 -L dependency=/opt/rustwide/target/debug/deps --extern arbitrary=/opt/rustwide/target/debug/deps/libarbitrary-b00958a9c4890720.rmeta --extern array_init=/opt/rustwide/target/debug/deps/libarray_init-0d9c346b824a6685.rmeta --extern blake2b_simd=/opt/rustwide/target/debug/deps/libblake2b_simd-7a2c77f3062ad49a.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-102ae0f1eb56902b.rmeta --extern dusk_varint=/opt/rustwide/target/debug/deps/libdusk_varint-55af93dd4902db85.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-cc91e7c9c894213a.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-98fd918a379200e7.rmeta --cap-lints=warn --crate-version 0.7.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "86871ae66cbdf5def1d150ee151ac87dd4ef8ff1aeb0b2cbfc023be1b9d92ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86871ae66cbdf5def1d150ee151ac87dd4ef8ff1aeb0b2cbfc023be1b9d92ac5", kill_on_drop: false }`
[INFO] [stdout] 86871ae66cbdf5def1d150ee151ac87dd4ef8ff1aeb0b2cbfc023be1b9d92ac5
