[INFO] fetching crate odrive-cansimple 0.3.0...
[INFO] checking odrive-cansimple-0.3.0 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate odrive-cansimple 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate odrive-cansimple 0.3.0 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate odrive-cansimple 0.3.0
[INFO] finished tweaking crates.io crate odrive-cansimple 0.3.0
[INFO] tweaked toml for crates.io crate odrive-cansimple 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded socketcan v1.7.0
[INFO] [stderr]   Downloaded num-derive v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a134ff41ea94c2dd5c0b881c415bc272a93ae6ccafcc998df54318edd89dc39
[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" "9a134ff41ea94c2dd5c0b881c415bc272a93ae6ccafcc998df54318edd89dc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a134ff41ea94c2dd5c0b881c415bc272a93ae6ccafcc998df54318edd89dc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a134ff41ea94c2dd5c0b881c415bc272a93ae6ccafcc998df54318edd89dc39", kill_on_drop: false }`
[INFO] [stdout] 9a134ff41ea94c2dd5c0b881c415bc272a93ae6ccafcc998df54318edd89dc39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 950cfa0f3141306f6f41dc3e9edf15dd91268b55a9aa8ba4f92ff48bf7005f7a
[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" "950cfa0f3141306f6f41dc3e9edf15dd91268b55a9aa8ba4f92ff48bf7005f7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking socketcan v1.7.0
[INFO] [stderr]    Compiling num-derive v0.3.1
[INFO] [stderr]     Checking odrive-cansimple v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:213:21
[INFO] [stdout]     |
[INFO] [stdout] 213 |                       /// TODO
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 214 | /                     Command::Undefined
[INFO] [stdout] 215 | |                     | Command::OdriveEstop
[INFO] [stdout] 216 | |                     | Command::GetSensorlessEstimates
[INFO] [stdout] 217 | |                     | Command::GetSensorlessError
[INFO] [stdout] ...   |
[INFO] [stdout] 230 | |                     | Command::ResetOdrive
[INFO] [stdout] 231 | |                     | Command::ClearErrors => Ok(Signal::Unknown(CustomSignal { frame: frame })),
[INFO] [stdout]     | |________________________________________________________________________________________________- rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:213:21
[INFO] [stdout]     |
[INFO] [stdout] 213 |                       /// TODO
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 214 | /                     Command::Undefined
[INFO] [stdout] 215 | |                     | Command::OdriveEstop
[INFO] [stdout] 216 | |                     | Command::GetSensorlessEstimates
[INFO] [stdout] 217 | |                     | Command::GetSensorlessError
[INFO] [stdout] ...   |
[INFO] [stdout] 230 | |                     | Command::ResetOdrive
[INFO] [stdout] 231 | |                     | Command::ClearErrors => Ok(Signal::Unknown(CustomSignal { frame: frame })),
[INFO] [stdout]     | |________________________________________________________________________________________________- rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.46s
[INFO] running `Command { std: "docker" "inspect" "950cfa0f3141306f6f41dc3e9edf15dd91268b55a9aa8ba4f92ff48bf7005f7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "950cfa0f3141306f6f41dc3e9edf15dd91268b55a9aa8ba4f92ff48bf7005f7a", kill_on_drop: false }`
[INFO] [stdout] 950cfa0f3141306f6f41dc3e9edf15dd91268b55a9aa8ba4f92ff48bf7005f7a