[INFO] fetching crate repose-core 0.14.1...
[INFO] checking repose-core-0.14.1 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate repose-core 0.14.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate repose-core 0.14.1
[INFO] finished tweaking crates.io crate repose-core 0.14.1
[INFO] tweaked toml for crates.io crate repose-core 0.14.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate repose-core 0.14.1 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate repose-core 0.14.1 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e60aaa0cf76d06d2fccf16d5838e8eb3b6fb6e06cde75f61b935bb84ef61a71
[INFO] running `Command { std: "docker" "start" "-a" "8e60aaa0cf76d06d2fccf16d5838e8eb3b6fb6e06cde75f61b935bb84ef61a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e60aaa0cf76d06d2fccf16d5838e8eb3b6fb6e06cde75f61b935bb84ef61a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e60aaa0cf76d06d2fccf16d5838e8eb3b6fb6e06cde75f61b935bb84ef61a71", kill_on_drop: false }`
[INFO] [stdout] 8e60aaa0cf76d06d2fccf16d5838e8eb3b6fb6e06cde75f61b935bb84ef61a71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b403ce3676625135741b8f8d396540a476aa10fd9b8b69e507ba6d668c7ba6ed
[INFO] running `Command { std: "docker" "start" "-a" "b403ce3676625135741b8f8d396540a476aa10fd9b8b69e507ba6d668c7ba6ed", kill_on_drop: false }`
[INFO] [stderr]     Checking grid v1.0.1
[INFO] [stderr]     Checking taffy v0.10.1
[INFO] [stderr]     Checking repose-core v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `memo_cache` is never read
[INFO] [stdout]   --> src/scope.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct ScopeInner {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     memo_cache: RefCell<std::collections::HashMap<String, Box<dyn Any>>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `inner` and `saver` are never read
[INFO] [stdout]  --> src/state.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MutableState<T: Clone + 'static> {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 7 |     inner: Signal<T>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     saver: Option<Box<dyn StateSaver<T>>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `memo_cache` is never read
[INFO] [stdout]   --> src/scope.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct ScopeInner {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     memo_cache: RefCell<std::collections::HashMap<String, Box<dyn Any>>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `inner` and `saver` are never read
[INFO] [stdout]  --> src/state.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MutableState<T: Clone + 'static> {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 7 |     inner: Signal<T>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     saver: Option<Box<dyn StateSaver<T>>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "b403ce3676625135741b8f8d396540a476aa10fd9b8b69e507ba6d668c7ba6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b403ce3676625135741b8f8d396540a476aa10fd9b8b69e507ba6d668c7ba6ed", kill_on_drop: false }`
[INFO] [stdout] b403ce3676625135741b8f8d396540a476aa10fd9b8b69e507ba6d668c7ba6ed
