[INFO] fetching crate one2html 1.1.1...
[INFO] checking one2html-1.1.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate one2html 1.1.1 into /workspace/builds/worker-54/source
[INFO] validating manifest of crates.io crate one2html 1.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate one2html 1.1.1
[INFO] finished tweaking crates.io crate one2html 1.1.1
[INFO] tweaked toml for crates.io crate one2html 1.1.1 written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate crates.io crate one2html 1.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 indenter v0.3.3
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.18
[INFO] [stderr]   Downloaded eyre v0.6.5
[INFO] [stderr]   Downloaded color-spantrace v0.1.6
[INFO] [stderr]   Downloaded owo-colors v1.3.0
[INFO] [stderr]   Downloaded tracing-error v0.1.2
[INFO] [stderr]   Downloaded color-eyre v0.5.11
[INFO] [stderr]   Downloaded happylog v0.2.0
[INFO] [stderr]   Downloaded onenote_parser v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60b79d2b7092fa89737d959e4133a836f03e39864057a93611c870981ffa66a0
[INFO] running `Command { std: "docker" "start" "-a" "60b79d2b7092fa89737d959e4133a836f03e39864057a93611c870981ffa66a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60b79d2b7092fa89737d959e4133a836f03e39864057a93611c870981ffa66a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b79d2b7092fa89737d959e4133a836f03e39864057a93611c870981ffa66a0", kill_on_drop: false }`
[INFO] [stdout] 60b79d2b7092fa89737d959e4133a836f03e39864057a93611c870981ffa66a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cd6187eb270939ea46b7b6602237f8155948f38eccdf08902185775f7355b46
[INFO] running `Command { std: "docker" "start" "-a" "0cd6187eb270939ea46b7b6602237f8155948f38eccdf08902185775f7355b46", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling askama_escape v0.10.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking widestring v0.4.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking tracing-subscriber v0.2.18
[INFO] [stderr]     Checking addr2line v0.15.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking sanitize-filename v0.3.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking onenote_parser v0.3.0
[INFO] [stderr]     Checking happylog v0.2.0
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/onenote_parser-0.3.0/src/lib.rs:5:36
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(feature = "backtrace", feature(backtrace))]
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking color-spantrace v0.1.6
[INFO] [stderr]     Checking color-eyre v0.5.11
[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 compile `onenote_parser` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0cd6187eb270939ea46b7b6602237f8155948f38eccdf08902185775f7355b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd6187eb270939ea46b7b6602237f8155948f38eccdf08902185775f7355b46", kill_on_drop: false }`
[INFO] [stdout] 0cd6187eb270939ea46b7b6602237f8155948f38eccdf08902185775f7355b46
