[INFO] fetching crate image-meta 0.1.0...
[INFO] checking image-meta-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate image-meta 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate image-meta 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate image-meta 0.1.0
[INFO] finished tweaking crates.io crate image-meta 0.1.0
[INFO] tweaked toml for crates.io crate image-meta 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d1620ef400377cb1cbdd2528e60b98775af908f47c274678b453cd8124f103be
[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" "d1620ef400377cb1cbdd2528e60b98775af908f47c274678b453cd8124f103be"`
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling cargo-husky v1.4.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking skeptic v0.13.4
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling image-meta v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/loader/riff.rs:23:26
[INFO] [stderr]    |
[INFO] [stderr] 23 |     buffer: Take<&'a mut BufRead>
[INFO] [stderr]    |                          ^^^^^^^ help: use `dyn`: `dyn BufRead`
[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/loader/riff.rs:67:48
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let buffer = (&mut self.buffer as &mut BufRead).take(size as u64);
[INFO] [stderr]    |                                                ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/loader/riff.rs:23:26
[INFO] [stderr]    |
[INFO] [stderr] 23 |     buffer: Take<&'a mut BufRead>
[INFO] [stderr]    |                          ^^^^^^^ help: use `dyn`: `dyn BufRead`
[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/loader/riff.rs:67:48
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let buffer = (&mut self.buffer as &mut BufRead).take(size as u64);
[INFO] [stderr]    |                                                ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `"docker" "inspect" "d1620ef400377cb1cbdd2528e60b98775af908f47c274678b453cd8124f103be"`
[INFO] running `"docker" "rm" "-f" "d1620ef400377cb1cbdd2528e60b98775af908f47c274678b453cd8124f103be"`
[INFO] [stdout] d1620ef400377cb1cbdd2528e60b98775af908f47c274678b453cd8124f103be