[INFO] fetching crate libimagentrylink 0.9.3...
[INFO] checking libimagentrylink-0.9.3 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate libimagentrylink 0.9.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libimagentrylink 0.9.3 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libimagentrylink 0.9.3
[INFO] finished tweaking crates.io crate libimagentrylink 0.9.3
[INFO] tweaked toml for crates.io crate libimagentrylink 0.9.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dfc4f7fa368defe75629d218a2589672d03ef26f57d8457e1064b81516b6d521
[INFO] running `"docker" "start" "-a" "dfc4f7fa368defe75629d218a2589672d03ef26f57d8457e1064b81516b6d521"`
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking libimagerror v0.9.3
[INFO] [stderr]     Checking libimagutil v0.9.3
[INFO] [stderr]     Checking libimagstore v0.9.3
[INFO] [stderr]     Checking libimagentrylink v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internal.rs:286:48
[INFO] [stderr]     |
[INFO] [stderr] 286 |         pub fn filtered_for_links(self, f: Box<Fn(&[Link]) -> bool>) -> FilterLinksIter<'a> {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[Link]) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internal.rs:312:53
[INFO] [stderr]     |
[INFO] [stderr] 312 |     pub struct FilterLinksIter<'a>(GetIter<'a>, Box<Fn(&[Link]) -> bool>);
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[Link]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internal.rs:315:44
[INFO] [stderr]     |
[INFO] [stderr] 315 |         pub fn new(gi: GetIter<'a>, f: Box<Fn(&[Link]) -> bool>) -> FilterLinksIter<'a> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[Link]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] error: the item `env_logger` is imported redundantly
[INFO] [stderr]    --> src/external.rs:456:13
[INFO] [stderr]     |
[INFO] [stderr] 456 |         use env_logger;
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:49:1
[INFO] [stderr]     |
[INFO] [stderr] 49  | extern crate env_logger;
[INFO] [stderr]     | ------------------------ the item `env_logger` is already imported here
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:31:5
[INFO] [stderr]     |
[INFO] [stderr] 31  |     unused_imports,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internal.rs:286:48
[INFO] [stderr]     |
[INFO] [stderr] 286 |         pub fn filtered_for_links(self, f: Box<Fn(&[Link]) -> bool>) -> FilterLinksIter<'a> {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[Link]) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internal.rs:312:53
[INFO] [stderr]     |
[INFO] [stderr] 312 |     pub struct FilterLinksIter<'a>(GetIter<'a>, Box<Fn(&[Link]) -> bool>);
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[Link]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internal.rs:315:44
[INFO] [stderr]     |
[INFO] [stderr] 315 |         pub fn new(gi: GetIter<'a>, f: Box<Fn(&[Link]) -> bool>) -> FilterLinksIter<'a> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[Link]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] error: the item `PathBuf` is imported redundantly
[INFO] [stderr]    --> src/internal.rs:553:9
[INFO] [stderr]     |
[INFO] [stderr] 22  | use std::path::PathBuf;
[INFO] [stderr]     |     ------------------ the item `PathBuf` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 553 |     use std::path::PathBuf;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `libimagentrylink`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "dfc4f7fa368defe75629d218a2589672d03ef26f57d8457e1064b81516b6d521"`
[INFO] running `"docker" "rm" "-f" "dfc4f7fa368defe75629d218a2589672d03ef26f57d8457e1064b81516b6d521"`
[INFO] [stdout] dfc4f7fa368defe75629d218a2589672d03ef26f57d8457e1064b81516b6d521