[INFO] fetching crate nuscenes-data 0.1.0...
[INFO] documenting nuscenes-data-0.1.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate nuscenes-data 0.1.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate nuscenes-data 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nuscenes-data 0.1.0
[INFO] finished tweaking crates.io crate nuscenes-data 0.1.0
[INFO] tweaked toml for crates.io crate nuscenes-data 0.1.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate nuscenes-data 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.0
[INFO] [stderr]   Downloaded safe-transmute v0.11.0-rc.2
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.16
[INFO] [stderr]   Downloaded alga v0.9.2
[INFO] [stderr]   Downloaded rayon-core v1.6.1
[INFO] [stderr]   Downloaded serde v1.0.103
[INFO] [stderr]   Downloaded serde_derive v1.0.103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 634de39e89e5ea458a8a806623c41db88613dc2e7aebd90a7bd95bf9b5be7249
[INFO] running `Command { std: "docker" "start" "-a" "634de39e89e5ea458a8a806623c41db88613dc2e7aebd90a7bd95bf9b5be7249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "634de39e89e5ea458a8a806623c41db88613dc2e7aebd90a7bd95bf9b5be7249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "634de39e89e5ea458a8a806623c41db88613dc2e7aebd90a7bd95bf9b5be7249", kill_on_drop: false }`
[INFO] [stdout] 634de39e89e5ea458a8a806623c41db88613dc2e7aebd90a7bd95bf9b5be7249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76583c1c26bbcbff06f3c8aefbe74157ac9a1c20744084ef7088f6758809782f
[INFO] running `Command { std: "docker" "start" "-a" "76583c1c26bbcbff06f3c8aefbe74157ac9a1c20744084ef7088f6758809782f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking safe-transmute v0.11.0-rc.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking png v0.15.2
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking alga v0.9.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]  Documenting nuscenes-data 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(backtrace)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 document `nuscenes-data`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name nuscenes_data src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-712ad3ac4ac38ac1.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-8a2f9a01465d4348.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-cb791fc9c2e4e641.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-f661e95f6b007f7e.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-8965a3d9bbcd50d2.rmeta --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-42f2ead48979a467.rmeta --extern safe_transmute=/opt/rustwide/target/debug/deps/libsafe_transmute-7aa1b0923b9d18d1.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-6ab8dddef952333b.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ca5f6292501bce97.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "76583c1c26bbcbff06f3c8aefbe74157ac9a1c20744084ef7088f6758809782f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76583c1c26bbcbff06f3c8aefbe74157ac9a1c20744084ef7088f6758809782f", kill_on_drop: false }`
[INFO] [stdout] 76583c1c26bbcbff06f3c8aefbe74157ac9a1c20744084ef7088f6758809782f
