[INFO] fetching crate slog-stream 1.2.1...
[INFO] documenting slog-stream-1.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate slog-stream 1.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate slog-stream 1.2.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog-stream 1.2.1
[INFO] finished tweaking crates.io crate slog-stream 1.2.1
[INFO] tweaked toml for crates.io crate slog-stream 1.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-2022-05-20" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1602f4014878af25893aaad433217592e7c82b8d819e463d50e0bfe16e4998ec
[INFO] running `Command { std: "docker" "start" "-a" "1602f4014878af25893aaad433217592e7c82b8d819e463d50e0bfe16e4998ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1602f4014878af25893aaad433217592e7c82b8d819e463d50e0bfe16e4998ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1602f4014878af25893aaad433217592e7c82b8d819e463d50e0bfe16e4998ec", kill_on_drop: false }`
[INFO] [stdout] 1602f4014878af25893aaad433217592e7c82b8d819e463d50e0bfe16e4998ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c51bd1139dee5febaaaf7a0261e3653f2ca3633dfcaf79f10062b2b20d284944
[INFO] running `Command { std: "docker" "start" "-a" "c51bd1139dee5febaaaf7a0261e3653f2ca3633dfcaf79f10062b2b20d284944", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slog v1.7.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking slog-extra v0.1.2
[INFO] [stderr]  Documenting slog-stream v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "c51bd1139dee5febaaaf7a0261e3653f2ca3633dfcaf79f10062b2b20d284944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51bd1139dee5febaaaf7a0261e3653f2ca3633dfcaf79f10062b2b20d284944", kill_on_drop: false }`
[INFO] [stdout] c51bd1139dee5febaaaf7a0261e3653f2ca3633dfcaf79f10062b2b20d284944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] cb6e270e440dd53167e87ecb94cdd7a5b3868c1afc19e84f3705a78c1804c896
[INFO] running `Command { std: "docker" "start" "-a" "cb6e270e440dd53167e87ecb94cdd7a5b3868c1afc19e84f3705a78c1804c896", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slog v1.7.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking slog-extra v0.1.2
[INFO] [stderr]  Documenting slog-stream v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "cb6e270e440dd53167e87ecb94cdd7a5b3868c1afc19e84f3705a78c1804c896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb6e270e440dd53167e87ecb94cdd7a5b3868c1afc19e84f3705a78c1804c896", kill_on_drop: false }`
[INFO] [stdout] cb6e270e440dd53167e87ecb94cdd7a5b3868c1afc19e84f3705a78c1804c896