[INFO] fetching crate yui_internal 0.1.5...
[INFO] documenting yui_internal-0.1.5 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate yui_internal 0.1.5 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate yui_internal 0.1.5 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yui_internal 0.1.5
[INFO] finished tweaking crates.io crate yui_internal 0.1.5
[INFO] tweaked toml for crates.io crate yui_internal 0.1.5 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e076407641e2f2f75c27b177f5041b642ddb72cfbe31e60a2054f62d0fb51c9a
[INFO] running `Command { std: "docker" "start" "-a" "e076407641e2f2f75c27b177f5041b642ddb72cfbe31e60a2054f62d0fb51c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e076407641e2f2f75c27b177f5041b642ddb72cfbe31e60a2054f62d0fb51c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e076407641e2f2f75c27b177f5041b642ddb72cfbe31e60a2054f62d0fb51c9a", kill_on_drop: false }`
[INFO] [stdout] e076407641e2f2f75c27b177f5041b642ddb72cfbe31e60a2054f62d0fb51c9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2dc8c07fb5c5342893d9565bfedf74584398416fdf2eaecc9bd9bce0c3e8443
[INFO] running `Command { std: "docker" "start" "-a" "f2dc8c07fb5c5342893d9565bfedf74584398416fdf2eaecc9bd9bce0c3e8443", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting yui_internal v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `export` in `syn`
[INFO] [stdout]  --> src/helper.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::export::fmt::Display;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]   --> src/helper.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn get_lit_str<U: Display>(lit: &Lit, ident: &U) -> Result<String, Error> {
[INFO] [stdout]    |                       ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use core::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use syn::__private::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]   --> src/helper.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn get_lit_as_string<U: Display>(lit: &Lit, ident: &U) -> Result<String, Error> {
[INFO] [stdout]    |                             ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use core::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use syn::__private::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]   --> src/helper.rs:90:35
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn get_lit_int<T: FromStr, U: Display>(lit: &Lit, ident: &U) -> Result<T, Error>
[INFO] [stdout]    |                                   ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use core::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use syn::__private::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]    --> src/helper.rs:104:37
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn get_lit_float<T: FromStr, U: Display>(lit: &Lit, ident: &U) -> Result<T, Error>
[INFO] [stdout]     |                                     ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use syn::__private::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]    --> src/helper.rs:118:24
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn get_lit_bool<U: Display>(lit: &Lit, ident: &U) -> Result<bool, Error> {
[INFO] [stdout]     |                        ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use syn::__private::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `yui_internal`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name yui_internal src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=56ac00acf96d837d -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c1d3bfa6658bd3cb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5e860005d80c271d.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-8e1fa593780ce0ad.rmeta --cap-lints=warn --crate-version 0.1.5` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "f2dc8c07fb5c5342893d9565bfedf74584398416fdf2eaecc9bd9bce0c3e8443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2dc8c07fb5c5342893d9565bfedf74584398416fdf2eaecc9bd9bce0c3e8443", kill_on_drop: false }`
[INFO] [stdout] f2dc8c07fb5c5342893d9565bfedf74584398416fdf2eaecc9bd9bce0c3e8443