[INFO] cloning repository https://github.com/marcusrossel/rust-arduino
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marcusrossel/rust-arduino" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcusrossel%2Frust-arduino", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcusrossel%2Frust-arduino'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c234e9eac01bf5869cb4f572a427e9cadc01cd54
[INFO] documenting marcusrossel/rust-arduino against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcusrossel%2Frust-arduino" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marcusrossel/rust-arduino on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marcusrossel/rust-arduino
[INFO] finished tweaking git repo https://github.com/marcusrossel/rust-arduino
[INFO] tweaked toml for git repo https://github.com/marcusrossel/rust-arduino written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/marcusrossel/rust-arduino already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam v0.7.1
[INFO] [stderr]   Downloaded syn v0.15.35
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded termios v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.92
[INFO] [stderr]   Downloaded firmata v0.2.0
[INFO] [stderr]   Downloaded serde_derive v1.0.92
[INFO] [stderr]   Downloaded serial v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea020b6867ddb4689643cb253718d6f19fca44b52801761c127e3bb69dc56ed6
[INFO] running `Command { std: "docker" "start" "-a" "ea020b6867ddb4689643cb253718d6f19fca44b52801761c127e3bb69dc56ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea020b6867ddb4689643cb253718d6f19fca44b52801761c127e3bb69dc56ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea020b6867ddb4689643cb253718d6f19fca44b52801761c127e3bb69dc56ed6", kill_on_drop: false }`
[INFO] [stdout] ea020b6867ddb4689643cb253718d6f19fca44b52801761c127e3bb69dc56ed6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c904ea68df29e5cc6ae34c12b57f2f4041ec05d0da671e79f1726df29324aa88
[INFO] running `Command { std: "docker" "start" "-a" "c904ea68df29e5cc6ae34c12b57f2f4041ec05d0da671e79f1726df29324aa88", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking termios v0.1.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking serial v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking firmata v0.2.0
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]  Documenting arduinors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "c904ea68df29e5cc6ae34c12b57f2f4041ec05d0da671e79f1726df29324aa88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c904ea68df29e5cc6ae34c12b57f2f4041ec05d0da671e79f1726df29324aa88", kill_on_drop: false }`
[INFO] [stdout] c904ea68df29e5cc6ae34c12b57f2f4041ec05d0da671e79f1726df29324aa88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "+e1df625306f4136949e02612406f0c60df6008f3" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] cc72ef89ed58327132280cc8bc7f4780eaacc731d857e33d8fa3550f63e755c0
[INFO] running `Command { std: "docker" "start" "-a" "cc72ef89ed58327132280cc8bc7f4780eaacc731d857e33d8fa3550f63e755c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking termios v0.1.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking serial v0.2.1
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking firmata v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]  Documenting arduinors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.74s
[INFO] running `Command { std: "docker" "inspect" "cc72ef89ed58327132280cc8bc7f4780eaacc731d857e33d8fa3550f63e755c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc72ef89ed58327132280cc8bc7f4780eaacc731d857e33d8fa3550f63e755c0", kill_on_drop: false }`
[INFO] [stdout] cc72ef89ed58327132280cc8bc7f4780eaacc731d857e33d8fa3550f63e755c0