[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 master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOnlyOneFace%2Ftutotial" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OnlyOneFace/tutotial on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-7/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a018b76e227731bc06bc0596c6f13ea8e962195c4022a9e9d597a0956c262e37
[INFO] running `Command { std: "docker" "start" "-a" "a018b76e227731bc06bc0596c6f13ea8e962195c4022a9e9d597a0956c262e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a018b76e227731bc06bc0596c6f13ea8e962195c4022a9e9d597a0956c262e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a018b76e227731bc06bc0596c6f13ea8e962195c4022a9e9d597a0956c262e37", kill_on_drop: false }`
[INFO] [stdout] a018b76e227731bc06bc0596c6f13ea8e962195c4022a9e9d597a0956c262e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07121d74fa285c3e2187091a46ed64abca018735df9e7b54c63ee1210f5c9415
[INFO] running `Command { std: "docker" "start" "-a" "07121d74fa285c3e2187091a46ed64abca018735df9e7b54c63ee1210f5c9415", kill_on_drop: false }`
[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: `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: `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 59.52s
[INFO] running `Command { std: "docker" "inspect" "07121d74fa285c3e2187091a46ed64abca018735df9e7b54c63ee1210f5c9415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07121d74fa285c3e2187091a46ed64abca018735df9e7b54c63ee1210f5c9415", kill_on_drop: false }`
[INFO] [stdout] 07121d74fa285c3e2187091a46ed64abca018735df9e7b54c63ee1210f5c9415