[INFO] cloning repository https://github.com/pritam-pan/rust-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pritam-pan/rust-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpritam-pan%2Frust-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpritam-pan%2Frust-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf90463ace2c6800a68130f0aa237a601d69b805
[INFO] checking pritam-pan/rust-lang against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpritam-pan%2Frust-lang" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  55% (655/1187)
Updating files:  56% (665/1187)
Updating files:  57% (677/1187)
Updating files:  58% (689/1187)
Updating files:  59% (701/1187)
Updating files:  60% (713/1187)
Updating files:  61% (725/1187)
Updating files:  62% (736/1187)
Updating files:  63% (748/1187)
Updating files:  64% (760/1187)
Updating files:  65% (772/1187)
Updating files:  66% (784/1187)
Updating files:  67% (796/1187)
Updating files:  68% (808/1187)
Updating files:  69% (820/1187)
Updating files:  70% (831/1187)
Updating files:  70% (834/1187)
Updating files:  71% (843/1187)
Updating files:  72% (855/1187)
Updating files:  73% (867/1187)
Updating files:  74% (879/1187)
Updating files:  75% (891/1187)
Updating files:  75% (901/1187)
Updating files:  76% (903/1187)
Updating files:  77% (914/1187)
Updating files:  78% (926/1187)
Updating files:  79% (938/1187)
Updating files:  80% (950/1187)
Updating files:  81% (962/1187)
Updating files:  82% (974/1187)
Updating files:  83% (986/1187)
Updating files:  84% (998/1187)
Updating files:  85% (1009/1187)
Updating files:  86% (1021/1187)
Updating files:  87% (1033/1187)
Updating files:  88% (1045/1187)
Updating files:  89% (1057/1187)
Updating files:  90% (1069/1187)
Updating files:  91% (1081/1187)
Updating files:  92% (1093/1187)
Updating files:  93% (1104/1187)
Updating files:  94% (1116/1187)
Updating files:  95% (1128/1187)
Updating files:  96% (1140/1187)
Updating files:  97% (1152/1187)
Updating files:  98% (1164/1187)
Updating files:  99% (1176/1187)
Updating files: 100% (1187/1187)
Updating files: 100% (1187/1187), done.
[INFO] started tweaking git repo https://github.com/pritam-pan/rust-lang
[INFO] finished tweaking git repo https://github.com/pritam-pan/rust-lang
[INFO] tweaked toml for git repo https://github.com/pritam-pan/rust-lang written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pritam-pan/rust-lang 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/pritam-pan/rust-lang 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a7a2a53ccdbc59147cda7fefb964b71f864ab29287c7fc41b3452062f4f93c40
[INFO] running `Command { std: "docker" "start" "-a" "a7a2a53ccdbc59147cda7fefb964b71f864ab29287c7fc41b3452062f4f93c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7a2a53ccdbc59147cda7fefb964b71f864ab29287c7fc41b3452062f4f93c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a2a53ccdbc59147cda7fefb964b71f864ab29287c7fc41b3452062f4f93c40", kill_on_drop: false }`
[INFO] [stdout] a7a2a53ccdbc59147cda7fefb964b71f864ab29287c7fc41b3452062f4f93c40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 130917bf97e6e931c9064ab8126cdf54f2cbfd3365ebccc0213458634d3a9086
[INFO] running `Command { std: "docker" "start" "-a" "130917bf97e6e931c9064ab8126cdf54f2cbfd3365ebccc0213458634d3a9086", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking lazycell v1.3.0
[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 filetime v0.2.20
[INFO] [stderr]     Checking console v0.15.5
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking indicatif v0.17.6
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[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:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |     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] 110 |     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:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |     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] 110 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "130917bf97e6e931c9064ab8126cdf54f2cbfd3365ebccc0213458634d3a9086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130917bf97e6e931c9064ab8126cdf54f2cbfd3365ebccc0213458634d3a9086", kill_on_drop: false }`
[INFO] [stdout] 130917bf97e6e931c9064ab8126cdf54f2cbfd3365ebccc0213458634d3a9086
