[INFO] cloning repository https://github.com/Gonzih/temperature-service.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gonzih/temperature-service.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGonzih%2Ftemperature-service.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGonzih%2Ftemperature-service.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d67e0b74a96e778ad1d6dc032b83ebce2a46be16
[INFO] checking Gonzih/temperature-service.rs against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGonzih%2Ftemperature-service.rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gonzih/temperature-service.rs on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gonzih/temperature-service.rs
[INFO] finished tweaking git repo https://github.com/Gonzih/temperature-service.rs
[INFO] tweaked toml for git repo https://github.com/Gonzih/temperature-service.rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Gonzih/temperature-service.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-13/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 949e965659b6d63b1bb6216375be02e5dbdc2433e1a670e5e1f736f606bd588e
[INFO] running `Command { std: "docker" "start" "-a" "949e965659b6d63b1bb6216375be02e5dbdc2433e1a670e5e1f736f606bd588e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "949e965659b6d63b1bb6216375be02e5dbdc2433e1a670e5e1f736f606bd588e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "949e965659b6d63b1bb6216375be02e5dbdc2433e1a670e5e1f736f606bd588e", kill_on_drop: false }`
[INFO] [stdout] 949e965659b6d63b1bb6216375be02e5dbdc2433e1a670e5e1f736f606bd588e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 77baa6749bd43657d99d9b5b20c62c47068b975cdd0dcce512852415153cdf17
[INFO] running `Command { std: "docker" "start" "-a" "77baa6749bd43657d99d9b5b20c62c47068b975cdd0dcce512852415153cdf17", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling rocket_codegen v0.1.6
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking term-painter v0.2.4
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking hyper v0.9.14
[INFO] [stderr]     Checking handlebars v0.23.0
[INFO] [stderr]     Checking rocket v0.1.6
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.1.6/src/http/header.rs:444:47
[INFO] [stdout]     |
[INFO] [stdout] 444 |                 Header::new(key.as_str(), val.borrow())
[INFO] [stdout]     |                                           ----^^^^^^--
[INFO] [stdout]     |                                           |   |
[INFO] [stdout]     |                                           |   cannot infer type for type parameter `Borrowed` declared on the trait `Borrow`
[INFO] [stdout]     |                                           this method call resolves to `&Borrowed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `Cow<'_, str>: Borrow<_>`
[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 E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocket`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "77baa6749bd43657d99d9b5b20c62c47068b975cdd0dcce512852415153cdf17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77baa6749bd43657d99d9b5b20c62c47068b975cdd0dcce512852415153cdf17", kill_on_drop: false }`
[INFO] [stdout] 77baa6749bd43657d99d9b5b20c62c47068b975cdd0dcce512852415153cdf17