[INFO] fetching crate odrive-cansimple 0.3.0...
[INFO] checking odrive-cansimple-0.3.0 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate odrive-cansimple 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate odrive-cansimple 0.3.0 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "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" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9e650898e12b29ebd4bf54807d5e20ab47d94ea90c66adca9a91f75609fcc33
[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" "e9e650898e12b29ebd4bf54807d5e20ab47d94ea90c66adca9a91f75609fcc33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9e650898e12b29ebd4bf54807d5e20ab47d94ea90c66adca9a91f75609fcc33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e650898e12b29ebd4bf54807d5e20ab47d94ea90c66adca9a91f75609fcc33", kill_on_drop: false }`
[INFO] [stdout] e9e650898e12b29ebd4bf54807d5e20ab47d94ea90c66adca9a91f75609fcc33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] fc6d52086e0c77ce3bbebfbb84320f7dcd82f5c5e947ac0e605c07737204e2a5
[INFO] running `Command { std: "docker" "start" "-a" "fc6d52086e0c77ce3bbebfbb84320f7dcd82f5c5e947ac0e605c07737204e2a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking socketcan v1.7.0
[INFO] [stderr]     Checking num v0.2.1
[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 10.40s
[INFO] running `Command { std: "docker" "inspect" "fc6d52086e0c77ce3bbebfbb84320f7dcd82f5c5e947ac0e605c07737204e2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc6d52086e0c77ce3bbebfbb84320f7dcd82f5c5e947ac0e605c07737204e2a5", kill_on_drop: false }`
[INFO] [stdout] fc6d52086e0c77ce3bbebfbb84320f7dcd82f5c5e947ac0e605c07737204e2a5