[INFO] cloning repository https://github.com/OnlyOneFace/tutotial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OnlyOneFace/tutotial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOnlyOneFace%2Ftutotial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOnlyOneFace%2Ftutotial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 158ed930b1b97e124965b668e4c920adae43d190
[INFO] checking OnlyOneFace/tutotial against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOnlyOneFace%2Ftutotial" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OnlyOneFace/tutotial on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/OnlyOneFace/tutotial
[INFO] finished tweaking git repo https://github.com/OnlyOneFace/tutotial
[INFO] tweaked toml for git repo https://github.com/OnlyOneFace/tutotial written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/OnlyOneFace/tutotial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29871c04b5efdc2e0fec4ee7964c24af0fd6bb2a741a3844332cbc03715aec6d
[INFO] running `Command { std: "docker" "start" "-a" "29871c04b5efdc2e0fec4ee7964c24af0fd6bb2a741a3844332cbc03715aec6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29871c04b5efdc2e0fec4ee7964c24af0fd6bb2a741a3844332cbc03715aec6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29871c04b5efdc2e0fec4ee7964c24af0fd6bb2a741a3844332cbc03715aec6d", kill_on_drop: false }`
[INFO] [stdout] 29871c04b5efdc2e0fec4ee7964c24af0fd6bb2a741a3844332cbc03715aec6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 220e5e9a3e9b85c5874b29e1a41da4af7fcf087a8cb72fce303cedbd042d7d49
[INFO] running `Command { std: "docker" "start" "-a" "220e5e9a3e9b85c5874b29e1a41da4af7fcf087a8cb72fce303cedbd042d7d49", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking tutotial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `myfn_instance` should have an upper camel case name
[INFO] [stdout]   --> src/base/myfn.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | type myfn_instance = fn(u32) -> u32;
[INFO] [stdout]    |      ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MyfnInstance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `myfn_instance` should have an upper camel case name
[INFO] [stdout]   --> src/base/myfn.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | type myfn_instance = fn(u32) -> u32;
[INFO] [stdout]    |      ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MyfnInstance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/base/myfn.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     x: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]  --> src/base/myfn.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     y: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]   --> src/base/mystruct.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     x: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/base/mystruct.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     y: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/base/myfn.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     x: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]  --> src/base/myfn.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     y: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]   --> src/base/mystruct.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     x: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/base/mystruct.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     y: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "220e5e9a3e9b85c5874b29e1a41da4af7fcf087a8cb72fce303cedbd042d7d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220e5e9a3e9b85c5874b29e1a41da4af7fcf087a8cb72fce303cedbd042d7d49", kill_on_drop: false }`
[INFO] [stdout] 220e5e9a3e9b85c5874b29e1a41da4af7fcf087a8cb72fce303cedbd042d7d49