[INFO] cloning repository https://github.com/LearningOS/rust-rustlings-2023-autumn-coldinke
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LearningOS/rust-rustlings-2023-autumn-coldinke" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-coldinke", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-coldinke'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee9d26a5cc5c1379327809a0924bd50458b8d9a0
[INFO] checking LearningOS/rust-rustlings-2023-autumn-coldinke against try#0bdee9e879c87b7211d316e9152109cfd46c576b for pr-150097
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-coldinke" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-coldinke
[INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-coldinke
[INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-coldinke written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-coldinke on toolchain 0bdee9e879c87b7211d316e9152109cfd46c576b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-coldinke 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" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argh_shared v0.1.12
[INFO] [stderr]   Downloaded argh v0.1.12
[INFO] [stderr]   Downloaded proc-macro2 v1.0.68
[INFO] [stderr]   Downloaded filetime v0.2.22
[INFO] [stderr]   Downloaded argh_derive v0.1.12
[INFO] [stderr]   Downloaded aho-corasick v1.1.1
[INFO] [stderr]   Downloaded regex v1.9.6
[INFO] [stderr]   Downloaded regex-syntax v0.7.5
[INFO] [stderr]   Downloaded regex-automata v0.3.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2421e3936c0346e15cb15e68852a0efafc05fd16119ccf044cbbc4430271c93a
[INFO] running `Command { std: "docker" "start" "-a" "2421e3936c0346e15cb15e68852a0efafc05fd16119ccf044cbbc4430271c93a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2421e3936c0346e15cb15e68852a0efafc05fd16119ccf044cbbc4430271c93a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2421e3936c0346e15cb15e68852a0efafc05fd16119ccf044cbbc4430271c93a", kill_on_drop: false }`
[INFO] [stdout] 2421e3936c0346e15cb15e68852a0efafc05fd16119ccf044cbbc4430271c93a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26f553b6103b5d3e832f64953b26a8a7927462940db8befe5ae1f0a567546066
[INFO] running `Command { std: "docker" "start" "-a" "26f553b6103b5d3e832f64953b26a8a7927462940db8befe5ae1f0a567546066", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.68
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking filetime v0.2.22
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking rustlings v5.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exercise.rs:113:20
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[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] 113 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exercise.rs:113:20
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[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] 113 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.86s
[INFO] running `Command { std: "docker" "inspect" "26f553b6103b5d3e832f64953b26a8a7927462940db8befe5ae1f0a567546066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26f553b6103b5d3e832f64953b26a8a7927462940db8befe5ae1f0a567546066", kill_on_drop: false }`
[INFO] [stdout] 26f553b6103b5d3e832f64953b26a8a7927462940db8befe5ae1f0a567546066
