[INFO] cloning repository https://github.com/i-Hun/smart-home-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/i-Hun/smart-home-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi-Hun%2Fsmart-home-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi-Hun%2Fsmart-home-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 021de06c398c7b825eb63430c5bcc4e0ecbb265d
[INFO] testing i-Hun/smart-home-rust against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi-Hun%2Fsmart-home-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/i-Hun/smart-home-rust on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/i-Hun/smart-home-rust
[INFO] finished tweaking git repo https://github.com/i-Hun/smart-home-rust
[INFO] tweaked toml for git repo https://github.com/i-Hun/smart-home-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/i-Hun/smart-home-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96918c4a63adb3953b545f1007966b9810f7bdd9ae99518ac558c33702ced9b8
[INFO] running `Command { std: "docker" "start" "-a" "96918c4a63adb3953b545f1007966b9810f7bdd9ae99518ac558c33702ced9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96918c4a63adb3953b545f1007966b9810f7bdd9ae99518ac558c33702ced9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96918c4a63adb3953b545f1007966b9810f7bdd9ae99518ac558c33702ced9b8", kill_on_drop: false }`
[INFO] [stdout] 96918c4a63adb3953b545f1007966b9810f7bdd9ae99518ac558c33702ced9b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3753198f006daebe07ddf4b6554c46d47a89cc045e8ec96996f57cd9f80efbc3
[INFO] running `Command { std: "docker" "start" "-a" "3753198f006daebe07ddf4b6554c46d47a89cc045e8ec96996f57cd9f80efbc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling hw-20-03-23 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0061]: this method takes 1 argument but 0 arguments were supplied
[INFO] [stdout]   --> src/main.rs:79:25
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let report1 = house.create_report(/* &info_provider_1 */);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^------------------------ argument #1 of type `&_` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> src/main.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn create_report(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |         info: & impl DeviceInfoProvider
[INFO] [stdout]    |         -------------------------------
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 79 -     let report1 = house.create_report(/* &info_provider_1 */);
[INFO] [stdout] 79 +     let report1 = house.create_report(/* info */);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 1 argument but 0 arguments were supplied
[INFO] [stdout]   --> src/main.rs:87:25
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let report2 = house.create_report(/* &info_provider_2 */);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^------------------------ argument #1 of type `&_` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> src/main.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn create_report(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |         info: & impl DeviceInfoProvider
[INFO] [stdout]    |         -------------------------------
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 87 -     let report2 = house.create_report(/* &info_provider_2 */);
[INFO] [stdout] 87 +     let report2 = house.create_report(/* info */);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `room`
[INFO] [stdout]   --> src/main.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn devices(&self, room: &str) -> [&str; 3] {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_room`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         info: & impl DeviceInfoProvider
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `room_name`
[INFO] [stdout]   --> src/main.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn get_device_info(&self, room_name: String, device_name: String) -> String {
[INFO] [stdout]    |                               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_room_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_name`
[INFO] [stdout]   --> src/main.rs:40:50
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn get_device_info(&self, room_name: String, device_name: String) -> String {
[INFO] [stdout]    |                                                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hw-20-03-23` (bin "hw-20-03-23") due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3753198f006daebe07ddf4b6554c46d47a89cc045e8ec96996f57cd9f80efbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3753198f006daebe07ddf4b6554c46d47a89cc045e8ec96996f57cd9f80efbc3", kill_on_drop: false }`
[INFO] [stdout] 3753198f006daebe07ddf4b6554c46d47a89cc045e8ec96996f57cd9f80efbc3