[INFO] cloning repository https://github.com/Derked/rustlings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Derked/rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDerked%2Frustlings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDerked%2Frustlings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e25367e1444090d7c70c6bb4774c4d0187b71c10
[INFO] checking Derked/rustlings against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDerked%2Frustlings" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Derked/rustlings
[INFO] finished tweaking git repo https://github.com/Derked/rustlings
[INFO] tweaked toml for git repo https://github.com/Derked/rustlings written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Derked/rustlings on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Derked/rustlings 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v3.0.3
[INFO] [stderr]   Downloaded net2 v0.2.38
[INFO] [stderr]   Downloaded clap v4.4.3
[INFO] [stderr]   Downloaded assert_cmd v2.0.12
[INFO] [stderr]   Downloaded proc-macro2 v1.0.53
[INFO] [stderr]   Downloaded syn v2.0.8
[INFO] [stderr]   Downloaded portable-atomic v1.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 580f314761bfa6c46d103a60965ca5a6bc66f00230bcdc745536b7fb5f3d2acb
[INFO] running `Command { std: "docker" "start" "-a" "580f314761bfa6c46d103a60965ca5a6bc66f00230bcdc745536b7fb5f3d2acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "580f314761bfa6c46d103a60965ca5a6bc66f00230bcdc745536b7fb5f3d2acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "580f314761bfa6c46d103a60965ca5a6bc66f00230bcdc745536b7fb5f3d2acb", kill_on_drop: false }`
[INFO] [stdout] 580f314761bfa6c46d103a60965ca5a6bc66f00230bcdc745536b7fb5f3d2acb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e683770cd3654edeeb5d2ebeb709ee753b0b8e363711578609e4c4311809de1f
[INFO] running `Command { std: "docker" "start" "-a" "e683770cd3654edeeb5d2ebeb709ee753b0b8e363711578609e4c4311809de1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]    Compiling portable-atomic v1.4.3
[INFO] [stderr]     Checking winnow v0.5.15
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking clap_builder v4.4.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling syn v2.0.8
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex v1.7.2
[INFO] [stderr]     Checking filetime v0.2.20
[INFO] [stderr]     Checking console v0.15.5
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking indicatif v0.17.6
[INFO] [stderr]     Checking home v0.5.4
[INFO] [stderr]     Checking predicates v3.0.3
[INFO] [stderr]     Checking bstr v1.6.2
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking clap v4.4.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking rustlings v5.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exercise.rs:111:20
[INFO] [stdout]     |
[INFO] [stdout] 111 |     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] 111 |     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:111:20
[INFO] [stdout]     |
[INFO] [stdout] 111 |     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] 111 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.84s
[INFO] running `Command { std: "docker" "inspect" "e683770cd3654edeeb5d2ebeb709ee753b0b8e363711578609e4c4311809de1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e683770cd3654edeeb5d2ebeb709ee753b0b8e363711578609e4c4311809de1f", kill_on_drop: false }`
[INFO] [stdout] e683770cd3654edeeb5d2ebeb709ee753b0b8e363711578609e4c4311809de1f
