[INFO] fetching crate odrive-cansimple 0.3.0...
[INFO] checking odrive-cansimple-0.3.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate odrive-cansimple 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate odrive-cansimple 0.3.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] [stderr]   Downloaded num-iter v0.1.42
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded hex v0.2.0
[INFO] [stderr]   Downloaded try_from v0.2.2
[INFO] [stderr]   Downloaded itertools v0.4.19
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] [stderr]   Downloaded socketcan v1.7.0
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b937ce14dffeb8d93668c058bd4f57b6acd2b85e463e7de28c983209ffd562bc
[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" "b937ce14dffeb8d93668c058bd4f57b6acd2b85e463e7de28c983209ffd562bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b937ce14dffeb8d93668c058bd4f57b6acd2b85e463e7de28c983209ffd562bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b937ce14dffeb8d93668c058bd4f57b6acd2b85e463e7de28c983209ffd562bc", kill_on_drop: false }`
[INFO] [stdout] b937ce14dffeb8d93668c058bd4f57b6acd2b85e463e7de28c983209ffd562bc
[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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ceaf90c72aaa24cb0d182142f427db27a94a8984e8af8d34c86b43d93474ba3
[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" "9ceaf90c72aaa24cb0d182142f427db27a94a8984e8af8d34c86b43d93474ba3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking socketcan v1.7.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[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 24.11s
[INFO] running `Command { std: "docker" "inspect" "9ceaf90c72aaa24cb0d182142f427db27a94a8984e8af8d34c86b43d93474ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ceaf90c72aaa24cb0d182142f427db27a94a8984e8af8d34c86b43d93474ba3", kill_on_drop: false }`
[INFO] [stdout] 9ceaf90c72aaa24cb0d182142f427db27a94a8984e8af8d34c86b43d93474ba3