[INFO] cloning repository https://github.com/SparkyPotato/lolc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SparkyPotato/lolc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSparkyPotato%2Flolc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSparkyPotato%2Flolc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 330bbe54e327ce4bb5a4f902a22d7291764fa8b2
[INFO] checking SparkyPotato/lolc against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSparkyPotato%2Flolc" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SparkyPotato/lolc
[INFO] finished tweaking git repo https://github.com/SparkyPotato/lolc
[INFO] tweaked toml for git repo https://github.com/SparkyPotato/lolc written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SparkyPotato/lolc on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SparkyPotato/lolc 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 732cac9fd4e6d4ad77f5efd90e41ad4ca7913368a4554edd40215f4a5f6a2ddb
[INFO] running `Command { std: "docker" "start" "-a" "732cac9fd4e6d4ad77f5efd90e41ad4ca7913368a4554edd40215f4a5f6a2ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "732cac9fd4e6d4ad77f5efd90e41ad4ca7913368a4554edd40215f4a5f6a2ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732cac9fd4e6d4ad77f5efd90e41ad4ca7913368a4554edd40215f4a5f6a2ddb", kill_on_drop: false }`
[INFO] [stdout] 732cac9fd4e6d4ad77f5efd90e41ad4ca7913368a4554edd40215f4a5f6a2ddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7de1e0b6751a42534ec132c5a76a01eb73f7b7e2aff0acc2d951411cbc8dc9be
[INFO] running `Command { std: "docker" "start" "-a" "7de1e0b6751a42534ec132c5a76a01eb73f7b7e2aff0acc2d951411cbc8dc9be", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling psm v0.1.20
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking ariadne v0.1.5
[INFO] [stderr]     Checking pretty v0.11.3
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking chumsky v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]     Checking clap v3.2.20
[INFO] [stderr]     Checking lolc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]  --> src/print.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn print(file: &File) -> String {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 19 |     file: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lolc` (bin "lolc" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]  --> src/print.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn print(file: &File) -> String {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 19 |     file: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lolc` (bin "lolc") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "7de1e0b6751a42534ec132c5a76a01eb73f7b7e2aff0acc2d951411cbc8dc9be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7de1e0b6751a42534ec132c5a76a01eb73f7b7e2aff0acc2d951411cbc8dc9be", kill_on_drop: false }`
[INFO] [stdout] 7de1e0b6751a42534ec132c5a76a01eb73f7b7e2aff0acc2d951411cbc8dc9be
