[INFO] crate platter-walk 0.1.2 is already in cache
[INFO] checking platter-walk-0.1.2 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate platter-walk 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate platter-walk 0.1.2 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate platter-walk 0.1.2
[INFO] finished tweaking crates.io crate platter-walk 0.1.2
[INFO] tweaked toml for crates.io crate platter-walk 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] ccbda0935cec71396f425d6dd1e13701a7e0ea30623cbe68eaa1b712f33b91fa
[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" "ccbda0935cec71396f425d6dd1e13701a7e0ea30623cbe68eaa1b712f33b91fa"`
[INFO] [stderr]     Checking mnt v0.3.1
[INFO] [stderr]     Checking platter-walk v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:27
[INFO] [stderr]    |
[INFO] [stderr] 74 |     prefilter: Option<Box<Fn(&Path, &FileType) -> bool>>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &FileType) -> 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/lib.rs:148:49
[INFO] [stderr]     |
[INFO] [stderr] 148 |     pub fn set_prefilter(&mut self, filter: Box<Fn(&Path, &FileType) -> bool>) {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &FileType) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:27
[INFO] [stderr]    |
[INFO] [stderr] 74 |     prefilter: Option<Box<Fn(&Path, &FileType) -> bool>>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &FileType) -> 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/lib.rs:148:49
[INFO] [stderr]     |
[INFO] [stderr] 148 |     pub fn set_prefilter(&mut self, filter: Box<Fn(&Path, &FileType) -> bool>) {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &FileType) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prev_fetched`
[INFO] [stderr]    --> src/lib.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let prev_fetched = self.prefetched.len();
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_prev_fetched`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prev_fetched`
[INFO] [stderr]    --> src/lib.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let prev_fetched = self.prefetched.len();
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_prev_fetched`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "ccbda0935cec71396f425d6dd1e13701a7e0ea30623cbe68eaa1b712f33b91fa"`
[INFO] running `"docker" "rm" "-f" "ccbda0935cec71396f425d6dd1e13701a7e0ea30623cbe68eaa1b712f33b91fa"`
[INFO] [stdout] ccbda0935cec71396f425d6dd1e13701a7e0ea30623cbe68eaa1b712f33b91fa