[INFO] fetching crate snekdown 0.29.1...
[INFO] documenting snekdown-0.29.1 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate snekdown 0.29.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate snekdown 0.29.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snekdown 0.29.1
[INFO] finished tweaking crates.io crate snekdown 0.29.1
[INFO] tweaked toml for crates.io crate snekdown 0.29.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate snekdown 0.29.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.47.0" "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] 7ab161ba6cc4a3d91aaa07b67fcae7f31ab1d8b223efd6d44cdc9e1ff0ff12e7
[INFO] running `Command { std: "docker" "start" "-a" "7ab161ba6cc4a3d91aaa07b67fcae7f31ab1d8b223efd6d44cdc9e1ff0ff12e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ab161ba6cc4a3d91aaa07b67fcae7f31ab1d8b223efd6d44cdc9e1ff0ff12e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab161ba6cc4a3d91aaa07b67fcae7f31ab1d8b223efd6d44cdc9e1ff0ff12e7", kill_on_drop: false }`
[INFO] [stdout] 7ab161ba6cc4a3d91aaa07b67fcae7f31ab1d8b223efd6d44cdc9e1ff0ff12e7
[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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 926cbdbb1e49188f6b501c3dc1b2d55132742f64ca514d2851a594d98aedf7bc
[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" "926cbdbb1e49188f6b501c3dc1b2d55132742f64ca514d2851a594d98aedf7bc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking scanlex v0.1.2
[INFO] [stderr]     Checking charred v0.3.3
[INFO] [stderr]     Checking minify v1.1.1
[INFO] [stderr]     Checking tracing-core v0.1.13
[INFO] [stderr]    Compiling onig_sys v69.5.0
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking asciimath-rs v0.5.7
[INFO] [stderr]     Checking gh-emoji v1.0.3
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking platform-dirs v0.2.0
[INFO] [stderr]     Checking rayon v1.3.1
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking tracing v0.1.18
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]     Checking chrono-english v0.1.4
[INFO] [stderr]     Checking bibliographix v0.5.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking onig v6.0.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking syntect v4.3.0
[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 v0.10.7
[INFO] [stderr]  Documenting snekdown v0.29.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.23s
[INFO] running `Command { std: "docker" "inspect" "926cbdbb1e49188f6b501c3dc1b2d55132742f64ca514d2851a594d98aedf7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "926cbdbb1e49188f6b501c3dc1b2d55132742f64ca514d2851a594d98aedf7bc", kill_on_drop: false }`
[INFO] [stdout] 926cbdbb1e49188f6b501c3dc1b2d55132742f64ca514d2851a594d98aedf7bc
