[INFO] fetching crate equuleus 0.1.0...
[INFO] documenting equuleus-0.1.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate equuleus 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate equuleus 0.1.0 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 crates.io crate equuleus 0.1.0
[INFO] finished tweaking crates.io crate equuleus 0.1.0
[INFO] tweaked toml for crates.io crate equuleus 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4903c0e3c99623cc1edec4371a3f1ff64614056e8e443d72fd42d4e71c40d918
[INFO] running `Command { std: "docker" "start" "-a" "4903c0e3c99623cc1edec4371a3f1ff64614056e8e443d72fd42d4e71c40d918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4903c0e3c99623cc1edec4371a3f1ff64614056e8e443d72fd42d4e71c40d918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4903c0e3c99623cc1edec4371a3f1ff64614056e8e443d72fd42d4e71c40d918", kill_on_drop: false }`
[INFO] [stdout] 4903c0e3c99623cc1edec4371a3f1ff64614056e8e443d72fd42d4e71c40d918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d7b71f2b04444b646297a1ba649b6c62e1ff853fc41be4b69c0ba4bcbfc2f09a
[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" "d7b71f2b04444b646297a1ba649b6c62e1ff853fc41be4b69c0ba4bcbfc2f09a", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]  Documenting equuleus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `BaudRate` should have an upper case name
[INFO] [stdout]   --> src/tty.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub static ref BaudRate: Vec<u32> = vec![1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200];
[INFO] [stdout]    |                    ^^^^^^^^ help: convert the identifier to upper case: `BAUD_RATE`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `DataBits` should have an upper case name
[INFO] [stdout]   --> src/tty.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub static ref DataBits: BTreeMap<&'static str, &'static str> = {
[INFO] [stdout]    |                    ^^^^^^^^ help: convert the identifier to upper case: `DATA_BITS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `FlowControl` should have an upper case name
[INFO] [stdout]   --> src/tty.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub static ref FlowControl: BTreeMap<&'static str, &'static str> = {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `FLOW_CONTROL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `Parity` should have an upper case name
[INFO] [stdout]   --> src/tty.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub static ref Parity: BTreeMap<&'static str, &'static str> = {
[INFO] [stdout]    |                    ^^^^^^ help: convert the identifier to upper case: `PARITY`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `StopBits` should have an upper case name
[INFO] [stdout]   --> src/tty.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub static ref StopBits: BTreeMap<&'static str, &'static str> = {
[INFO] [stdout]    |                    ^^^^^^^^ help: convert the identifier to upper case: `STOP_BITS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.32s
[INFO] running `Command { std: "docker" "inspect" "d7b71f2b04444b646297a1ba649b6c62e1ff853fc41be4b69c0ba4bcbfc2f09a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b71f2b04444b646297a1ba649b6c62e1ff853fc41be4b69c0ba4bcbfc2f09a", kill_on_drop: false }`
[INFO] [stdout] d7b71f2b04444b646297a1ba649b6c62e1ff853fc41be4b69c0ba4bcbfc2f09a