[INFO] cloning repository https://github.com/lunaryorn/mdcat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lunaryorn/mdcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flunaryorn%2Fmdcat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flunaryorn%2Fmdcat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4abd05cb976a815004276e5b91239635f86678e
[INFO] documenting lunaryorn/mdcat against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flunaryorn%2Fmdcat" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lunaryorn/mdcat on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lunaryorn/mdcat
[INFO] finished tweaking git repo https://github.com/lunaryorn/mdcat
[INFO] tweaked toml for git repo https://github.com/lunaryorn/mdcat written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/lunaryorn/mdcat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded fancy-regex v0.3.5
[INFO] [stderr]   Downloaded gethostname v0.2.1
[INFO] [stderr]   Downloaded goldenfile v1.1.0
[INFO] [stderr]   Downloaded test-generator v0.3.0
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded shell-words v1.0.0
[INFO] [stderr]   Downloaded syntect v4.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.46.0" "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] 347af95642a3525b3ee2d99c21fdcc86c8f330b1e38dd265f94e20877de26afb
[INFO] running `Command { std: "docker" "start" "-a" "347af95642a3525b3ee2d99c21fdcc86c8f330b1e38dd265f94e20877de26afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "347af95642a3525b3ee2d99c21fdcc86c8f330b1e38dd265f94e20877de26afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347af95642a3525b3ee2d99c21fdcc86c8f330b1e38dd265f94e20877de26afb", kill_on_drop: false }`
[INFO] [stdout] 347af95642a3525b3ee2d99c21fdcc86c8f330b1e38dd265f94e20877de26afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 500cb80202564d5a68848f795067bbb80609ffb6dc0871f77e6437d4239f1d5a
[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" "500cb80202564d5a68848f795067bbb80609ffb6dc0871f77e6437d4239f1d5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking bytemuck v1.4.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking gethostname v0.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking async-compression v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking image v0.23.9
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]     Checking fancy-regex v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling mdcat v0.21.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking syntect v4.4.0
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]  Documenting mdcat v0.21.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "500cb80202564d5a68848f795067bbb80609ffb6dc0871f77e6437d4239f1d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "500cb80202564d5a68848f795067bbb80609ffb6dc0871f77e6437d4239f1d5a", kill_on_drop: false }`
[INFO] [stdout] 500cb80202564d5a68848f795067bbb80609ffb6dc0871f77e6437d4239f1d5a