[INFO] crate mount 0.4.0 is already in cache
[INFO] checking mount-0.4.0 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate mount 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mount 0.4.0 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mount 0.4.0
[INFO] finished tweaking crates.io crate mount 0.4.0
[INFO] tweaked toml for crates.io crate mount 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b66c7e24a346c40dfe1933a5be5bb12fe5951e3b36332a84649ffc4df1e51ed0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b66c7e24a346c40dfe1933a5be5bb12fe5951e3b36332a84649ffc4df1e51ed0"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking mount v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mount.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |     handler: Box<Handler>,
[INFO] [stderr]    |                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:3:24
[INFO] [stderr]    |
[INFO] [stderr] 3  | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mount.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |     handler: Box<Handler>,
[INFO] [stderr]    |                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mount.rs:75:47
[INFO] [stderr]    |
[INFO] [stderr] 75 |             handler: Box::new(handler) as Box<Handler>,
[INFO] [stderr]    |                                               ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mount.rs:75:47
[INFO] [stderr]    |
[INFO] [stderr] 75 |             handler: Box::new(handler) as Box<Handler>,
[INFO] [stderr]    |                                               ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'iron::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/mount.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 |         f.write_str(self.description())
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:3:24
[INFO] [stderr]    |
[INFO] [stderr] 3  | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `mount`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'iron::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/mount.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 |         f.write_str(self.description())
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b66c7e24a346c40dfe1933a5be5bb12fe5951e3b36332a84649ffc4df1e51ed0"`
[INFO] running `"docker" "rm" "-f" "b66c7e24a346c40dfe1933a5be5bb12fe5951e3b36332a84649ffc4df1e51ed0"`
[INFO] [stdout] b66c7e24a346c40dfe1933a5be5bb12fe5951e3b36332a84649ffc4df1e51ed0