[INFO] cloning repository https://github.com/kennethlove/temperature_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kennethlove/temperature_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennethlove%2Ftemperature_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennethlove%2Ftemperature_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23f7124498c11e528c3c67a19c44233237eb90d9
[INFO] documenting kennethlove/temperature_rust against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennethlove%2Ftemperature_rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kennethlove/temperature_rust on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kennethlove/temperature_rust
[INFO] finished tweaking git repo https://github.com/kennethlove/temperature_rust
[INFO] tweaked toml for git repo https://github.com/kennethlove/temperature_rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kennethlove/temperature_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--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 openssl-sys v0.9.11
[INFO] [stderr]   Downloaded schannel v0.1.4
[INFO] [stderr]   Downloaded openssl v0.9.11
[INFO] [stderr]   Downloaded serde_urlencoded v0.4.2
[INFO] [stderr]   Downloaded reqwest v0.5.1
[INFO] [stderr]   Downloaded libflate v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c5b639e273d91fb51178d0756ac8cc8fadec79fe60a84e5059848a129344a86
[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" "9c5b639e273d91fb51178d0756ac8cc8fadec79fe60a84e5059848a129344a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5b639e273d91fb51178d0756ac8cc8fadec79fe60a84e5059848a129344a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5b639e273d91fb51178d0756ac8cc8fadec79fe60a84e5059848a129344a86", kill_on_drop: false }`
[INFO] [stdout] 9c5b639e273d91fb51178d0756ac8cc8fadec79fe60a84e5059848a129344a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4688a71c536d1d232e7c45fc895678197fecb8fbf815609f7d69055720a83df9
[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" "4688a71c536d1d232e7c45fc895678197fecb8fbf815609f7d69055720a83df9", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]    Compiling openssl v0.9.11
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking num_cpus v1.4.0
[INFO] [stderr]     Checking unicode-bidi v0.2.5
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]    Compiling hyper v0.10.9
[INFO] [stderr]     Checking libflate v0.1.5
[INFO] [stderr]     Checking mime v0.2.3
[INFO] [stderr]     Checking idna v0.1.1
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libflate-0.1.5/src/gzip.rs:452:66
[INFO] [stdout]     |
[INFO] [stdout] 452 |         try!(writer.write_u16::<LittleEndian>(self.data.len() as u16()));
[INFO] [stdout]     |                                                                  ^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0214`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libflate` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4688a71c536d1d232e7c45fc895678197fecb8fbf815609f7d69055720a83df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4688a71c536d1d232e7c45fc895678197fecb8fbf815609f7d69055720a83df9", kill_on_drop: false }`
[INFO] [stdout] 4688a71c536d1d232e7c45fc895678197fecb8fbf815609f7d69055720a83df9
