[INFO] fetching crate libgled 1.2.0...
[INFO] documenting libgled-1.2.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate libgled 1.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libgled 1.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libgled 1.2.0
[INFO] finished tweaking crates.io crate libgled 1.2.0
[INFO] tweaked toml for crates.io crate libgled 1.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 89da252a672512b101f40202b1d5855347969a6cbc06bbf645a2e7e7953dfbeb
[INFO] running `Command { std: "docker" "start" "-a" "89da252a672512b101f40202b1d5855347969a6cbc06bbf645a2e7e7953dfbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89da252a672512b101f40202b1d5855347969a6cbc06bbf645a2e7e7953dfbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89da252a672512b101f40202b1d5855347969a6cbc06bbf645a2e7e7953dfbeb", kill_on_drop: false }`
[INFO] [stdout] 89da252a672512b101f40202b1d5855347969a6cbc06bbf645a2e7e7953dfbeb
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e74c5df503af8516e9079d1c6f29f15796aecc3446990bcd92800237a634e253
[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" "e74c5df503af8516e9079d1c6f29f15796aecc3446990bcd92800237a634e253", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking xmlparser v0.9.0
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking unicode-script v0.5.3
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]     Checking lab v0.7.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking elapsed v0.1.2
[INFO] [stderr]     Checking floating-duration v0.1.2
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking rgb v0.8.27
[INFO] [stderr]     Checking kurbo v0.6.3
[INFO] [stderr]     Checking delta_e v0.2.1
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking artnet_protocol v0.2.0
[INFO] [stderr]     Checking simplecss v0.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking roxmltree v0.6.1
[INFO] [stderr]     Checking roxmltree v0.13.1
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling rustybuzz v0.1.1
[INFO] [stderr]    Compiling tiny-skia v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking svgfilters v0.2.0
[INFO] [stderr]     Checking svgdom v0.18.0
[INFO] [stderr]     Checking fontdb v0.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]     Checking glib v0.10.3
[INFO] [stderr]     Checking usvg v0.11.0
[INFO] [stderr]     Checking resvg v0.11.0
[INFO] [stderr]  Documenting libgled v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "e74c5df503af8516e9079d1c6f29f15796aecc3446990bcd92800237a634e253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74c5df503af8516e9079d1c6f29f15796aecc3446990bcd92800237a634e253", kill_on_drop: false }`
[INFO] [stdout] e74c5df503af8516e9079d1c6f29f15796aecc3446990bcd92800237a634e253