[INFO] cloning repository https://github.com/Xion/rofld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xion/rofld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXion%2Frofld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXion%2Frofld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a8b24822c43838920b6052c8099549e2d1f5e2c
[INFO] documenting Xion/rofld against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXion%2Frofld" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Xion/rofld on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Xion/rofld
[INFO] finished tweaking git repo https://github.com/Xion/rofld
[INFO] tweaked toml for git repo https://github.com/Xion/rofld written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Xion/rofld 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-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-io v0.1.2
[INFO] [stderr]   Downloaded slog-stream v1.2.1
[INFO] [stderr]   Downloaded crossbeam v0.2.10
[INFO] [stderr]   Downloaded data-encoding v1.2.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.12
[INFO] [stderr]   Downloaded derive_builder_core v0.1.7
[INFO] [stderr]   Downloaded mime v0.3.2
[INFO] [stderr]   Downloaded nom v3.2.0
[INFO] [stderr]   Downloaded scoped-tls v0.1.0
[INFO] [stderr]   Downloaded percent-encoding v1.0.0
[INFO] [stderr]   Downloaded isatty v0.1.3
[INFO] [stderr]   Downloaded lazycell v0.4.0
[INFO] [stderr]   Downloaded mio-uds v0.6.4
[INFO] [stderr]   Downloaded num-bigint v0.1.40
[INFO] [stderr]   Downloaded slog v1.5.2
[INFO] [stderr]   Downloaded serde_qs v0.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.11
[INFO] [stderr]   Downloaded slog-envlogger v0.5.0
[INFO] [stderr]   Downloaded num-complex v0.1.40
[INFO] [stderr]   Downloaded libc v0.2.28
[INFO] [stderr]   Downloaded derive-error v0.0.3
[INFO] [stderr]   Downloaded derive_builder v0.4.7
[INFO] [stderr]   Downloaded float-ord v0.1.2
[INFO] [stderr]   Downloaded rgb v0.7.0
[INFO] [stderr]   Downloaded gif-dispose v1.0.2
[INFO] [stderr]   Downloaded macro-attr v0.2.0
[INFO] [stderr]   Downloaded unicase v2.0.0
[INFO] [stderr]   Downloaded serde_test v1.0.11
[INFO] [stderr]   Downloaded try_opt v0.1.1
[INFO] [stderr]   Downloaded futures-cpupool v0.1.5
[INFO] [stderr]   Downloaded atomic v0.3.4
[INFO] [stderr]   Downloaded enum-set v0.0.7
[INFO] [stderr]   Downloaded hyper v0.11.1
[INFO] [stderr]   Downloaded net2 v0.2.30
[INFO] [stderr]   Downloaded slog-term v1.5.0
[INFO] [stderr]   Downloaded slog-extra v0.1.2
[INFO] [stderr]   Downloaded tokio-core v0.1.9
[INFO] [stderr]   Downloaded mio v0.6.9
[INFO] [stderr]   Downloaded backtrace v0.3.2
[INFO] [stderr]   Downloaded clap v2.25.1
[INFO] [stderr]   Downloaded httparse v1.2.3
[INFO] [stderr]   Downloaded rustc-demangle v0.1.4
[INFO] [stderr]   Downloaded url v1.5.1
[INFO] [stderr]   Downloaded itertools v0.6.1
[INFO] [stderr]   Downloaded case v0.1.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.27
[INFO] [stderr]   Downloaded maplit v0.1.4
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded rustc_version v0.2.1
[INFO] [stderr]   Downloaded serde_json v1.0.2
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.1
[INFO] [stderr]   Downloaded slog-stdlog v1.1.0
[INFO] [stderr]   Downloaded thread-id v3.2.0
[INFO] [stderr]   Downloaded tokio-signal v0.1.2
[INFO] [stderr]   Downloaded serde v1.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4749bf26810381dc5d02c3e8489a198f821dcb8f021bbae691ec306cf9dd1fc3
[INFO] running `Command { std: "docker" "start" "-a" "4749bf26810381dc5d02c3e8489a198f821dcb8f021bbae691ec306cf9dd1fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4749bf26810381dc5d02c3e8489a198f821dcb8f021bbae691ec306cf9dd1fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4749bf26810381dc5d02c3e8489a198f821dcb8f021bbae691ec306cf9dd1fc3", kill_on_drop: false }`
[INFO] [stdout] 4749bf26810381dc5d02c3e8489a198f821dcb8f021bbae691ec306cf9dd1fc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d965c02f8ac7a5ba4728bd06732c9097276dc20c4d995cc0fbbd0f75718e51d3
[INFO] running `Command { std: "docker" "start" "-a" "d965c02f8ac7a5ba4728bd06732c9097276dc20c4d995cc0fbbd0f75718e51d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking futures v0.1.14
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking scopeguard v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking odds v0.2.25
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking slog v1.5.2
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stdout] error[E0277]: `core::fmt::Opaque` cannot be shared between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/slog-1.5.2/src/ser.rs:228:24
[INFO] [stdout]     |
[INFO] [stdout] 228 | impl SyncSerialize for fmt::Arguments<'static> {}
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^ `core::fmt::Opaque` cannot be shared between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `Arguments<'static>`, the trait `Sync` is not implemented for `core::fmt::Opaque`
[INFO] [stdout]     = note: required because it appears within the type `&core::fmt::Opaque`
[INFO] [stdout]     = note: required because it appears within the type `ArgumentV1<'static>`
[INFO] [stdout]     = note: required because it appears within the type `[ArgumentV1<'static>]`
[INFO] [stdout]     = note: required because it appears within the type `&[ArgumentV1<'static>]`
[INFO] [stdout]     = note: required because it appears within the type `Arguments<'static>`
[INFO] [stdout] note: required by a bound in `SyncSerialize`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/slog-1.5.2/src/ser.rs:120:33
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub trait SyncSerialize: Send + Sync + 'static + Serialize {}
[INFO] [stdout]     |                                 ^^^^ required by this bound in `SyncSerialize`
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slog` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d965c02f8ac7a5ba4728bd06732c9097276dc20c4d995cc0fbbd0f75718e51d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d965c02f8ac7a5ba4728bd06732c9097276dc20c4d995cc0fbbd0f75718e51d3", kill_on_drop: false }`
[INFO] [stdout] d965c02f8ac7a5ba4728bd06732c9097276dc20c4d995cc0fbbd0f75718e51d3
