[INFO] cloning repository https://github.com/kangalioo/bf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kangalioo/bf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkangalioo%2Fbf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkangalioo%2Fbf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] baa2a8de4dc6f6834bcb89483614f4586a17d8ed
[INFO] checking kangalioo/bf against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkangalioo%2Fbf" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kangalioo/bf
[INFO] finished tweaking git repo https://github.com/kangalioo/bf
[INFO] tweaked toml for git repo https://github.com/kangalioo/bf written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kangalioo/bf on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kangalioo/bf 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `bf` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d7e4db021cb1cc1e25b54dcd00f2c6901cd2f48d3ca72db062b5d2e4626ce555
[INFO] running `Command { std: "docker" "start" "d7e4db021cb1cc1e25b54dcd00f2c6901cd2f48d3ca72db062b5d2e4626ce555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7e4db021cb1cc1e25b54dcd00f2c6901cd2f48d3ca72db062b5d2e4626ce555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7e4db021cb1cc1e25b54dcd00f2c6901cd2f48d3ca72db062b5d2e4626ce555" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7e4db021cb1cc1e25b54dcd00f2c6901cd2f48d3ca72db062b5d2e4626ce555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7e4db021cb1cc1e25b54dcd00f2c6901cd2f48d3ca72db062b5d2e4626ce555" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `bf` (manifest) generated 1 warning
[INFO] [stderr]     Checking bf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/macro_.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 |     PredefinedMacro { code_generator: &'a Fn() -> String }
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 3 |     PredefinedMacro { code_generator: &'a dyn Fn() -> String }
[INFO] [stdout]   |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/macro_.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 |     PredefinedMacro { code_generator: &'a Fn() -> String }
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 3 |     PredefinedMacro { code_generator: &'a dyn Fn() -> String }
[INFO] [stdout]   |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Macro` is never constructed
[INFO] [stdout]   --> src/macro_.rs:33:2
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub enum MacroPart<'a> {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 32 |     BfCode(&'a str),
[INFO] [stdout] 33 |     Macro {
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/main.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn macro_from_bf(code: &str) -> Macro {
[INFO] [stdout]   |                        ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                        |
[INFO] [stdout]   |                        the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn macro_from_bf(code: &str) -> Macro<'_> {
[INFO] [stdout]   |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Macro` is never constructed
[INFO] [stdout]   --> src/macro_.rs:33:2
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub enum MacroPart<'a> {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 32 |     BfCode(&'a str),
[INFO] [stdout] 33 |     Macro {
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/main.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn macro_from_bf(code: &str) -> Macro {
[INFO] [stdout]   |                        ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                        |
[INFO] [stdout]   |                        the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn macro_from_bf(code: &str) -> Macro<'_> {
[INFO] [stdout]   |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "d7e4db021cb1cc1e25b54dcd00f2c6901cd2f48d3ca72db062b5d2e4626ce555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e4db021cb1cc1e25b54dcd00f2c6901cd2f48d3ca72db062b5d2e4626ce555", kill_on_drop: false }`
[INFO] [stdout] d7e4db021cb1cc1e25b54dcd00f2c6901cd2f48d3ca72db062b5d2e4626ce555
