[INFO] fetching crate plckit 0.1.2...
[INFO] checking plckit-0.1.2 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate plckit 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate plckit 0.1.2 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plckit 0.1.2
[INFO] finished tweaking crates.io crate plckit 0.1.2
[INFO] tweaked toml for crates.io crate plckit 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding nix v0.27.1 (available: v0.29.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bma-ts v0.1.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f3783ce7c15905704ed11b658f8a6cfa9d5d5da2895085fe2d1cf841c8cd4e3
[INFO] running `Command { std: "docker" "start" "-a" "8f3783ce7c15905704ed11b658f8a6cfa9d5d5da2895085fe2d1cf841c8cd4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f3783ce7c15905704ed11b658f8a6cfa9d5d5da2895085fe2d1cf841c8cd4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f3783ce7c15905704ed11b658f8a6cfa9d5d5da2895085fe2d1cf841c8cd4e3", kill_on_drop: false }`
[INFO] [stdout] 8f3783ce7c15905704ed11b658f8a6cfa9d5d5da2895085fe2d1cf841c8cd4e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0be77671ba93920a95fbc10089db23e32258d0a6c90d5aa352719c200f1d4eb3
[INFO] running `Command { std: "docker" "start" "-a" "0be77671ba93920a95fbc10089db23e32258d0a6c90d5aa352719c200f1d4eb3", kill_on_drop: false }`
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking bma-ts v0.1.14
[INFO] [stderr]     Checking plckit v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/ttlcell.rs:56:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn as_ref_with<'a, O>(
[INFO] [stdout]    |                        -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 56 |     ) -> Option<(&T, &O)> {
[INFO] [stdout]    |                  ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/ttlcell.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn as_ref_with<'a, O>(
[INFO] [stdout]    |                        -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 56 |     ) -> Option<(&T, &O)> {
[INFO] [stdout]    |                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/ttlcell.rs:56:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn as_ref_with<'a, O>(
[INFO] [stdout]    |                        -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 56 |     ) -> Option<(&T, &O)> {
[INFO] [stdout]    |                  ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/ttlcell.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn as_ref_with<'a, O>(
[INFO] [stdout]    |                        -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 56 |     ) -> Option<(&T, &O)> {
[INFO] [stdout]    |                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/pchannel.rs:278:14
[INFO] [stdout]     |
[INFO] [stdout] 278 |         Test(usize),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 278 |         Test(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/pchannel.rs:279:21
[INFO] [stdout]     |
[INFO] [stdout] 279 |         Temperature(f64),
[INFO] [stdout]     |         ----------- ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 279 |         Temperature(()),
[INFO] [stdout]     |                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DurationRT` is never used
[INFO] [stdout]  --> src/time.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | trait DurationRT {
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "0be77671ba93920a95fbc10089db23e32258d0a6c90d5aa352719c200f1d4eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be77671ba93920a95fbc10089db23e32258d0a6c90d5aa352719c200f1d4eb3", kill_on_drop: false }`
[INFO] [stdout] 0be77671ba93920a95fbc10089db23e32258d0a6c90d5aa352719c200f1d4eb3