[INFO] fetching crate arena-alloc 0.1.2...
[INFO] checking arena-alloc-0.1.2 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate arena-alloc 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate arena-alloc 0.1.2
[INFO] finished tweaking crates.io crate arena-alloc 0.1.2
[INFO] tweaked toml for crates.io crate arena-alloc 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate arena-alloc 0.1.2 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f3b2ab781bca86143e70c0e680d9fa1ed8c50f86bc353e807a754e671b8c7b9
[INFO] running `Command { std: "docker" "start" "-a" "9f3b2ab781bca86143e70c0e680d9fa1ed8c50f86bc353e807a754e671b8c7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f3b2ab781bca86143e70c0e680d9fa1ed8c50f86bc353e807a754e671b8c7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f3b2ab781bca86143e70c0e680d9fa1ed8c50f86bc353e807a754e671b8c7b9", kill_on_drop: false }`
[INFO] [stdout] 9f3b2ab781bca86143e70c0e680d9fa1ed8c50f86bc353e807a754e671b8c7b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fccc86a5ce40ad2828b2722e72ed7921935590fae5323dcf5bb12fd6fd4acb0
[INFO] running `Command { std: "docker" "start" "-a" "8fccc86a5ce40ad2828b2722e72ed7921935590fae5323dcf5bb12fd6fd4acb0", kill_on_drop: false }`
[INFO] [stderr]     Checking arena-alloc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:114:26
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn get_ptr_place<T>(&'a self) -> Option<(usize, &mut MaybeUninit<T>)> {
[INFO] [stdout]     |                          ^^                         ------------------- the same lifetime is elided here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is named 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn get_ptr_place<T>(&'a self) -> Option<(usize, &'a mut MaybeUninit<T>)> {
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:114:26
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn get_ptr_place<T>(&'a self) -> Option<(usize, &mut MaybeUninit<T>)> {
[INFO] [stdout]     |                          ^^                         ------------------- the same lifetime is elided here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is named 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn get_ptr_place<T>(&'a self) -> Option<(usize, &'a mut MaybeUninit<T>)> {
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "8fccc86a5ce40ad2828b2722e72ed7921935590fae5323dcf5bb12fd6fd4acb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fccc86a5ce40ad2828b2722e72ed7921935590fae5323dcf5bb12fd6fd4acb0", kill_on_drop: false }`
[INFO] [stdout] 8fccc86a5ce40ad2828b2722e72ed7921935590fae5323dcf5bb12fd6fd4acb0
