[INFO] fetching crate hp-log 0.3.1...
[INFO] documenting hp-log-0.3.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate hp-log 0.3.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate hp-log 0.3.1 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 hp-log 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hp-log 0.3.1
[INFO] tweaked toml for crates.io crate hp-log 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate hp-log 0.3.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.1.54
[INFO] [stderr]   Downloaded quote v0.6.12
[INFO] [stderr]   Downloaded log v0.4.6
[INFO] [stderr]   Downloaded serde v1.0.94
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded syn v0.15.39
[INFO] [stderr]   Downloaded libc v0.2.58
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded strfmt v0.1.6
[INFO] [stderr]   Downloaded serde_derive v1.0.94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a34cbb50359b2adc1ea94e83ccd0fe69cb8a01193fe4867f1d45dd6058a0669a
[INFO] running `Command { std: "docker" "start" "-a" "a34cbb50359b2adc1ea94e83ccd0fe69cb8a01193fe4867f1d45dd6058a0669a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a34cbb50359b2adc1ea94e83ccd0fe69cb8a01193fe4867f1d45dd6058a0669a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a34cbb50359b2adc1ea94e83ccd0fe69cb8a01193fe4867f1d45dd6058a0669a", kill_on_drop: false }`
[INFO] [stdout] a34cbb50359b2adc1ea94e83ccd0fe69cb8a01193fe4867f1d45dd6058a0669a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] feadcdb56bd825df4c288524cee84e1ca840ba613085a34279ff81d078291f3b
[INFO] running `Command { std: "docker" "start" "-a" "feadcdb56bd825df4c288524cee84e1ca840ba613085a34279ff81d078291f3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking strfmt v0.1.6
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]  Documenting hp-log v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:2
[INFO] [stdout]   |
[INFO] [stdout] 2 |  #![feature(rustc_private)]
[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 `hp-log`
[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 hp_log src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=59ffe811615b39ba -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-8b4a5943274b767b.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-e5ae91c91456712d.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-dfaca8fb387a0b18.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-269af9c2fdbe057a.so --extern strfmt=/opt/rustwide/target/debug/deps/libstrfmt-bcf6f3145c4de32e.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-3b57ffd57e07a481.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-02974d782fe0c603.rmeta --cap-lints=warn --crate-version 0.3.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "feadcdb56bd825df4c288524cee84e1ca840ba613085a34279ff81d078291f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feadcdb56bd825df4c288524cee84e1ca840ba613085a34279ff81d078291f3b", kill_on_drop: false }`
[INFO] [stdout] feadcdb56bd825df4c288524cee84e1ca840ba613085a34279ff81d078291f3b
[INFO] documenting hp-log-0.3.1 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate hp-log 0.3.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate hp-log 0.3.1 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 hp-log 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hp-log 0.3.1
[INFO] tweaked toml for crates.io crate hp-log 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate hp-log 0.3.1 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" "+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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2d321721de6234cd300ea152ef91bd30cca2adf55f1958bc1d8ad6ee7576320d
[INFO] running `Command { std: "docker" "start" "-a" "2d321721de6234cd300ea152ef91bd30cca2adf55f1958bc1d8ad6ee7576320d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d321721de6234cd300ea152ef91bd30cca2adf55f1958bc1d8ad6ee7576320d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d321721de6234cd300ea152ef91bd30cca2adf55f1958bc1d8ad6ee7576320d", kill_on_drop: false }`
[INFO] [stdout] 2d321721de6234cd300ea152ef91bd30cca2adf55f1958bc1d8ad6ee7576320d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 11f5efcaa7a72e215d44dfd67217b29f6f4169450cbe5965e68e11e65de38251
[INFO] running `Command { std: "docker" "start" "-a" "11f5efcaa7a72e215d44dfd67217b29f6f4169450cbe5965e68e11e65de38251", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking strfmt v0.1.6
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]  Documenting hp-log v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:2
[INFO] [stdout]   |
[INFO] [stdout] 2 |  #![feature(rustc_private)]
[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 `hp-log`
[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 hp_log src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2e9f2ba7e5a8ea92 -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-092dce775fd9d546.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-7800eb2bc63f9178.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-34c3a65a433a85fc.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-080db1a9138b0139.so --extern strfmt=/opt/rustwide/target/debug/deps/libstrfmt-e6c7ff1d47133a62.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-99c3b7e8dd78062b.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-3ba574d5a60dcfd6.rmeta --cap-lints=warn --crate-version 0.3.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "11f5efcaa7a72e215d44dfd67217b29f6f4169450cbe5965e68e11e65de38251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f5efcaa7a72e215d44dfd67217b29f6f4169450cbe5965e68e11e65de38251", kill_on_drop: false }`
[INFO] [stdout] 11f5efcaa7a72e215d44dfd67217b29f6f4169450cbe5965e68e11e65de38251
