[INFO] fetching crate spirit-log 0.2.4...
[INFO] checking spirit-log-0.2.4 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate spirit-log 0.2.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate spirit-log 0.2.4 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate spirit-log 0.2.4
[INFO] finished tweaking crates.io crate spirit-log 0.2.4
[INFO] tweaked toml for crates.io crate spirit-log 0.2.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8ec3da47fedf6991a08f57b3c0bb12a8f76b42542061ae94e3a1df10fc4f4abf
[INFO] running `"docker" "start" "-a" "8ec3da47fedf6991a08f57b3c0bb12a8f76b42542061ae94e3a1df10fc4f4abf"`
[INFO] [stderr]     Checking once_cell v1.2.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling structdoc-derive v0.1.4
[INFO] [stderr]     Checking log-panics v2.0.0
[INFO] [stderr]     Checking syslog v4.0.1
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking log-reroute v0.1.4
[INFO] [stderr]     Checking fern v0.5.8
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking structdoc v0.1.4
[INFO] [stderr]     Checking version-sync v0.7.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking spirit v0.3.8
[INFO] [stderr]     Checking spirit-log v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:617:55
[INFO] [stderr]     |
[INFO] [stderr] 617 |                 Ok(logger.chain(Box::new(conn) as Box<Write + Send>))
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send`
[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:617:55
[INFO] [stderr]     |
[INFO] [stderr] 617 |                 Ok(logger.chain(Box::new(conn) as Box<Write + Send>))
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.25s
[INFO] running `"docker" "inspect" "8ec3da47fedf6991a08f57b3c0bb12a8f76b42542061ae94e3a1df10fc4f4abf"`
[INFO] running `"docker" "rm" "-f" "8ec3da47fedf6991a08f57b3c0bb12a8f76b42542061ae94e3a1df10fc4f4abf"`
[INFO] [stdout] 8ec3da47fedf6991a08f57b3c0bb12a8f76b42542061ae94e3a1df10fc4f4abf