[INFO] cloning repository https://github.com/tsukinaha/avl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tsukinaha/avl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsukinaha%2Favl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsukinaha%2Favl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45b5d7eae9e2788ed1861e11efaba50fdfda6fd1
[INFO] checking tsukinaha/avl against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsukinaha%2Favl" "/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/tsukinaha/avl
[INFO] finished tweaking git repo https://github.com/tsukinaha/avl
[INFO] tweaked toml for git repo https://github.com/tsukinaha/avl written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tsukinaha/avl on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tsukinaha/avl 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "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 tsukinaha/avl against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsukinaha%2Favl" "/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/tsukinaha/avl
[INFO] finished tweaking git repo https://github.com/tsukinaha/avl
[INFO] tweaked toml for git repo https://github.com/tsukinaha/avl written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tsukinaha/avl on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tsukinaha/avl 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5b04174053a4c4458a2f7e9647cf7f7a3e8ce2eb544da5d9a2a83222fc1a2a92
[INFO] running `Command { std: "docker" "start" "5b04174053a4c4458a2f7e9647cf7f7a3e8ce2eb544da5d9a2a83222fc1a2a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b04174053a4c4458a2f7e9647cf7f7a3e8ce2eb544da5d9a2a83222fc1a2a92", 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" "5b04174053a4c4458a2f7e9647cf7f7a3e8ce2eb544da5d9a2a83222fc1a2a92" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b04174053a4c4458a2f7e9647cf7f7a3e8ce2eb544da5d9a2a83222fc1a2a92", 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" "5b04174053a4c4458a2f7e9647cf7f7a3e8ce2eb544da5d9a2a83222fc1a2a92" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking avl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lnr_iter.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn iter_lnr(&self) -> AvlLNRIter<T> {
[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] 15 |     pub fn iter_lnr(&self) -> AvlLNRIter<'_, T> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lnr_iter_mut.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn iter_lnr_mut(&mut self) -> AvlLNRIterMut<T> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn iter_lnr_mut(&mut self) -> AvlLNRIterMut<'_, T> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lnr_iter.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn iter_lnr(&self) -> AvlLNRIter<T> {
[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] 15 |     pub fn iter_lnr(&self) -> AvlLNRIter<'_, T> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lnr_iter_mut.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn iter_lnr_mut(&mut self) -> AvlLNRIterMut<T> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn iter_lnr_mut(&mut self) -> AvlLNRIterMut<'_, T> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "5b04174053a4c4458a2f7e9647cf7f7a3e8ce2eb544da5d9a2a83222fc1a2a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b04174053a4c4458a2f7e9647cf7f7a3e8ce2eb544da5d9a2a83222fc1a2a92", kill_on_drop: false }`
[INFO] [stdout] 5b04174053a4c4458a2f7e9647cf7f7a3e8ce2eb544da5d9a2a83222fc1a2a92
