[INFO] fetching crate cec-alsa-sync 1.0.8...
[INFO] documenting cec-alsa-sync-1.0.8 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate cec-alsa-sync 1.0.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cec-alsa-sync 1.0.8 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cec-alsa-sync 1.0.8
[INFO] finished tweaking crates.io crate cec-alsa-sync 1.0.8
[INFO] tweaked toml for crates.io crate cec-alsa-sync 1.0.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cec-alsa-sync 1.0.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.5
[INFO] [stderr]   Downloaded proc-macro-error v0.4.5
[INFO] [stderr]   Downloaded enum-repr-derive v0.1.2
[INFO] [stderr]   Downloaded cec-rs v2.0.1
[INFO] [stderr]   Downloaded libcec-sys v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ad6267ae17318d231609e214895448d9445caca4b7c313eaae451cd74b995241
[INFO] running `Command { std: "docker" "start" "-a" "ad6267ae17318d231609e214895448d9445caca4b7c313eaae451cd74b995241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad6267ae17318d231609e214895448d9445caca4b7c313eaae451cd74b995241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6267ae17318d231609e214895448d9445caca4b7c313eaae451cd74b995241", kill_on_drop: false }`
[INFO] [stdout] ad6267ae17318d231609e214895448d9445caca4b7c313eaae451cd74b995241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdd87e30e028c8e1ae6ecdb98ac298f55b539fb7dd868aee710f5182e40b3308
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fdd87e30e028c8e1ae6ecdb98ac298f55b539fb7dd868aee710f5182e40b3308", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling libcec-sys v1.0.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.5
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling enum-repr-derive v0.1.2
[INFO] [stderr]     Checking cec-rs v2.0.1
[INFO] [stderr]  Documenting cec-alsa-sync v1.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "fdd87e30e028c8e1ae6ecdb98ac298f55b539fb7dd868aee710f5182e40b3308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd87e30e028c8e1ae6ecdb98ac298f55b539fb7dd868aee710f5182e40b3308", kill_on_drop: false }`
[INFO] [stdout] fdd87e30e028c8e1ae6ecdb98ac298f55b539fb7dd868aee710f5182e40b3308