[INFO] crate corollary-support 0.2.0 is already in cache
[INFO] checking corollary-support-0.2.0 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] extracting crate corollary-support 0.2.0 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate corollary-support 0.2.0 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate corollary-support 0.2.0
[INFO] finished tweaking crates.io crate corollary-support 0.2.0
[INFO] tweaked toml for crates.io crate corollary-support 0.2.0 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f892d2684c5c3f21a4076769cb68ea0d093073a60f7915b7a8c2ba9c752daa4f
[INFO] running `"docker" "start" "-a" "f892d2684c5c3f21a4076769cb68ea0d093073a60f7915b7a8c2ba9c752daa4f"`
[INFO] [stderr]     Checking corollary-support v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:553:26
[INFO] [stderr]     |
[INFO] [stderr] 553 | impl<A> fmt::Display for ReadS<A> {
[INFO] [stderr]     |                          ^^^^^^^^ help: use `dyn`: `dyn ReadS<A>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `idx`
[INFO] [stderr]    --> src/lib.rs:861:5
[INFO] [stderr]     |
[INFO] [stderr] 861 |     idx: Vec<T>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `inner`
[INFO] [stderr]    --> src/lib.rs:862:5
[INFO] [stderr]     |
[INFO] [stderr] 862 |     inner: Vec<U>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:553:26
[INFO] [stderr]     |
[INFO] [stderr] 553 | impl<A> fmt::Display for ReadS<A> {
[INFO] [stderr]     |                          ^^^^^^^^ help: use `dyn`: `dyn ReadS<A>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `idx`
[INFO] [stderr]    --> src/lib.rs:861:5
[INFO] [stderr]     |
[INFO] [stderr] 861 |     idx: Vec<T>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `inner`
[INFO] [stderr]    --> src/lib.rs:862:5
[INFO] [stderr]     |
[INFO] [stderr] 862 |     inner: Vec<U>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `"docker" "inspect" "f892d2684c5c3f21a4076769cb68ea0d093073a60f7915b7a8c2ba9c752daa4f"`
[INFO] running `"docker" "rm" "-f" "f892d2684c5c3f21a4076769cb68ea0d093073a60f7915b7a8c2ba9c752daa4f"`
[INFO] [stdout] f892d2684c5c3f21a4076769cb68ea0d093073a60f7915b7a8c2ba9c752daa4f