[INFO] cloning repository https://github.com/adetaylor/nonconst-reference-wrapper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adetaylor/nonconst-reference-wrapper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadetaylor%2Fnonconst-reference-wrapper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadetaylor%2Fnonconst-reference-wrapper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d255e8ed389519830f6bb88d3988452ff3a402b
[INFO] checking adetaylor/nonconst-reference-wrapper against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadetaylor%2Fnonconst-reference-wrapper" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/adetaylor/nonconst-reference-wrapper
[INFO] finished tweaking git repo https://github.com/adetaylor/nonconst-reference-wrapper
[INFO] tweaked toml for git repo https://github.com/adetaylor/nonconst-reference-wrapper written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/adetaylor/nonconst-reference-wrapper on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/adetaylor/nonconst-reference-wrapper 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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 adetaylor/nonconst-reference-wrapper against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadetaylor%2Fnonconst-reference-wrapper" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/adetaylor/nonconst-reference-wrapper
[INFO] finished tweaking git repo https://github.com/adetaylor/nonconst-reference-wrapper
[INFO] tweaked toml for git repo https://github.com/adetaylor/nonconst-reference-wrapper written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/adetaylor/nonconst-reference-wrapper on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/adetaylor/nonconst-reference-wrapper 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1c6c46272c0aa52e4454e0cf78acee3dcefbed2ae7d0c060d9574201b10200c
[INFO] running `Command { std: "docker" "start" "-a" "e1c6c46272c0aa52e4454e0cf78acee3dcefbed2ae7d0c060d9574201b10200c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1c6c46272c0aa52e4454e0cf78acee3dcefbed2ae7d0c060d9574201b10200c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c6c46272c0aa52e4454e0cf78acee3dcefbed2ae7d0c060d9574201b10200c", kill_on_drop: false }`
[INFO] [stdout] e1c6c46272c0aa52e4454e0cf78acee3dcefbed2ae7d0c060d9574201b10200c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71bdad0545101998e59e38bf0634427cb3f3db77979cdb7be98d0a10faf7d8f4
[INFO] running `Command { std: "docker" "start" "-a" "71bdad0545101998e59e38bf0634427cb3f3db77979cdb7be98d0a10faf7d8f4", kill_on_drop: false }`
[INFO] [stderr]     Checking reference-wrapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/autogenerated.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct Inner(pub(crate) u8);
[INFO] [stdout]   |                   ----- ^^^^^^^^^^^^^
[INFO] [stdout]   |                   |
[INFO] [stdout]   |                   field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autogenerated.rs:41:35
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub(crate) fn get_t_non_const(&self) -> NonConstRef<Inner> {
[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] 41 |     pub(crate) fn get_t_non_const(&self) -> NonConstRef<'_, Inner> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unique_ptr.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn as_mut(&mut self) -> Option<NonConstRef<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] 10 |     pub fn as_mut(&mut self) -> Option<NonConstRef<'_, T>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unique_ptr.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn pin_mut(&mut self) -> NonConstRef<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] 17 |     pub fn pin_mut(&mut self) -> NonConstRef<'_, T> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/autogenerated.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct Inner(pub(crate) u8);
[INFO] [stdout]   |                   ----- ^^^^^^^^^^^^^
[INFO] [stdout]   |                   |
[INFO] [stdout]   |                   field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autogenerated.rs:41:35
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub(crate) fn get_t_non_const(&self) -> NonConstRef<Inner> {
[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] 41 |     pub(crate) fn get_t_non_const(&self) -> NonConstRef<'_, Inner> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unique_ptr.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn as_mut(&mut self) -> Option<NonConstRef<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] 10 |     pub fn as_mut(&mut self) -> Option<NonConstRef<'_, T>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unique_ptr.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn pin_mut(&mut self) -> NonConstRef<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] 17 |     pub fn pin_mut(&mut self) -> NonConstRef<'_, T> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "71bdad0545101998e59e38bf0634427cb3f3db77979cdb7be98d0a10faf7d8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bdad0545101998e59e38bf0634427cb3f3db77979cdb7be98d0a10faf7d8f4", kill_on_drop: false }`
[INFO] [stdout] 71bdad0545101998e59e38bf0634427cb3f3db77979cdb7be98d0a10faf7d8f4
