[INFO] cloning repository https://github.com/curtiswilkinson/roomservice-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/curtiswilkinson/roomservice-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcurtiswilkinson%2Froomservice-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcurtiswilkinson%2Froomservice-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 195ee92ce469234796de1d2ffbf68c2f87995ab7
[INFO] testing curtiswilkinson/roomservice-rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcurtiswilkinson%2Froomservice-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/curtiswilkinson/roomservice-rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking git repo https://github.com/curtiswilkinson/roomservice-rust
[INFO] finished tweaking git repo https://github.com/curtiswilkinson/roomservice-rust
[INFO] tweaked toml for git repo https://github.com/curtiswilkinson/roomservice-rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/curtiswilkinson/roomservice-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 2d334fed5c75e6bbdfe40bbd4edd7c1d5fd4d1c40a42b12b7a51cfa1aecf9375
[INFO] running `Command { std: "docker" "start" "-a" "2d334fed5c75e6bbdfe40bbd4edd7c1d5fd4d1c40a42b12b7a51cfa1aecf9375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d334fed5c75e6bbdfe40bbd4edd7c1d5fd4d1c40a42b12b7a51cfa1aecf9375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d334fed5c75e6bbdfe40bbd4edd7c1d5fd4d1c40a42b12b7a51cfa1aecf9375", kill_on_drop: false }`
[INFO] [stdout] 2d334fed5c75e6bbdfe40bbd4edd7c1d5fd4d1c40a42b12b7a51cfa1aecf9375
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d47b3bf4f1aa067f87b72321743733cebeae6d4016ad21dc779cabe39a70221d
[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" "d47b3bf4f1aa067f87b72321743733cebeae6d4016ad21dc779cabe39a70221d", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling crc16 v0.3.4
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling crc8 v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling md6 v1.1.1
[INFO] [stderr]    Compiling blake v1.1.1
[INFO] [stderr]    Compiling tabwriter v1.1.0
[INFO] [stderr]    Compiling subprocess v0.1.17
[INFO] [stderr]    Compiling yaml-rust v0.4.2
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling pbr v1.0.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling bstr v0.1.4
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling tiny-keccak v1.4.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling serde_yaml v0.8.7
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling colored v1.6.1
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling shaman v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling checksums v0.5.5
[INFO] [stderr]    Compiling globset v0.4.3
[INFO] [stderr]    Compiling ignore v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling globwalk v0.5.0
[INFO] [stderr]    Compiling roomservice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cache_dir`
[INFO] [stdout]   --> src/roomservice/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cache_dir: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.95s
[INFO] running `Command { std: "docker" "inspect" "d47b3bf4f1aa067f87b72321743733cebeae6d4016ad21dc779cabe39a70221d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d47b3bf4f1aa067f87b72321743733cebeae6d4016ad21dc779cabe39a70221d", kill_on_drop: false }`
[INFO] [stdout] d47b3bf4f1aa067f87b72321743733cebeae6d4016ad21dc779cabe39a70221d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a12b7653b1af4fe2bbc5e602def685852ab49057fe30870dc67f0bedce8dfd9b
[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" "a12b7653b1af4fe2bbc5e602def685852ab49057fe30870dc67f0bedce8dfd9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling roomservice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cache_dir`
[INFO] [stdout]   --> src/roomservice/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cache_dir: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "a12b7653b1af4fe2bbc5e602def685852ab49057fe30870dc67f0bedce8dfd9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a12b7653b1af4fe2bbc5e602def685852ab49057fe30870dc67f0bedce8dfd9b", kill_on_drop: false }`
[INFO] [stdout] a12b7653b1af4fe2bbc5e602def685852ab49057fe30870dc67f0bedce8dfd9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 53a957419b8274be3ef0442925384d71224d98fbce9afea2ac0a2dec4036935c
[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" "53a957419b8274be3ef0442925384d71224d98fbce9afea2ac0a2dec4036935c", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `cache_dir`
[INFO] [stderr]   --> src/roomservice/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     cache_dir: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `roomservice` (bin "roomservice" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/roomservice-0d72883e9cb543ef)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53a957419b8274be3ef0442925384d71224d98fbce9afea2ac0a2dec4036935c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53a957419b8274be3ef0442925384d71224d98fbce9afea2ac0a2dec4036935c", kill_on_drop: false }`
[INFO] [stdout] 53a957419b8274be3ef0442925384d71224d98fbce9afea2ac0a2dec4036935c