[INFO] cloning repository https://github.com/patrickbucher/rustlings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/patrickbucher/rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickbucher%2Frustlings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickbucher%2Frustlings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc33d8d8b684696536a718bbdcb25f6c2c583832
[INFO] checking patrickbucher/rustlings against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickbucher%2Frustlings" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/patrickbucher/rustlings
[INFO] finished tweaking git repo https://github.com/patrickbucher/rustlings
[INFO] tweaked toml for git repo https://github.com/patrickbucher/rustlings written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/patrickbucher/rustlings on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/patrickbucher/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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking patrickbucher/rustlings against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickbucher%2Frustlings" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/patrickbucher/rustlings
[INFO] finished tweaking git repo https://github.com/patrickbucher/rustlings
[INFO] tweaked toml for git repo https://github.com/patrickbucher/rustlings written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/patrickbucher/rustlings on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/patrickbucher/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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "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 predicates v3.1.0
[INFO] [stderr]   Downloaded assert_cmd v2.0.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81ffc8709be8ccdbb52b1f7e190812f68b99279d994b54cc9868d4dffdb8262d
[INFO] running `Command { std: "docker" "start" "-a" "81ffc8709be8ccdbb52b1f7e190812f68b99279d994b54cc9868d4dffdb8262d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81ffc8709be8ccdbb52b1f7e190812f68b99279d994b54cc9868d4dffdb8262d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ffc8709be8ccdbb52b1f7e190812f68b99279d994b54cc9868d4dffdb8262d", kill_on_drop: false }`
[INFO] [stdout] 81ffc8709be8ccdbb52b1f7e190812f68b99279d994b54cc9868d4dffdb8262d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3d57f5d120ad002256c77e3b4ca0f982c61bc6298ce1108d1b945546a863009
[INFO] running `Command { std: "docker" "start" "-a" "e3d57f5d120ad002256c77e3b4ca0f982c61bc6298ce1108d1b945546a863009", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking winnow v0.6.5
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]    Compiling assert_cmd v2.0.14
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking indicatif v0.17.8
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking notify-debouncer-mini v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking clap v4.5.2
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_edit v0.22.6
[INFO] [stderr]     Checking toml v0.8.10
[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 15.19s
[INFO] running `Command { std: "docker" "inspect" "e3d57f5d120ad002256c77e3b4ca0f982c61bc6298ce1108d1b945546a863009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3d57f5d120ad002256c77e3b4ca0f982c61bc6298ce1108d1b945546a863009", kill_on_drop: false }`
[INFO] [stdout] e3d57f5d120ad002256c77e3b4ca0f982c61bc6298ce1108d1b945546a863009
