[INFO] fetching crate lumberjack-utils 0.3.1...
[INFO] checking lumberjack-utils-0.3.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate lumberjack-utils 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate lumberjack-utils 0.3.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate lumberjack-utils 0.3.1
[INFO] finished tweaking crates.io crate lumberjack-utils 0.3.1
[INFO] tweaked toml for crates.io crate lumberjack-utils 0.3.1 written to /workspace/builds/worker-6/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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3f999b3f24f6994ecb01d1a7708e9283e09c1cee62b18f292937108fdb67155c
[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" "3f999b3f24f6994ecb01d1a7708e9283e09c1cee62b18f292937108fdb67155c"`
[INFO] [stderr]     Checking lazy-init v0.3.0
[INFO] [stderr]     Checking stdinout v0.4.0
[INFO] [stderr]     Checking conllx v0.11.2
[INFO] [stderr]     Checking lumberjack v0.3.1
[INFO] [stderr]     Checking lumberjack-utils v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/lumberjack-conversion.rs:178:10
[INFO] [stderr]     |
[INFO] [stderr] 178 | ) -> Box<Iterator<Item = Result<Tree, Error>> + 'a>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Result<Tree, Error>> + 'a`
[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/bin/lumberjack-conversion.rs:209:63
[INFO] [stderr]     |
[INFO] [stderr] 209 | fn get_writer<'a, W>(out_format: OutFormat, writer: W) -> Box<WriteTree + 'a>
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn WriteTree + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/lumberjack-conversion.rs:178:10
[INFO] [stderr]     |
[INFO] [stderr] 178 | ) -> Box<Iterator<Item = Result<Tree, Error>> + 'a>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Result<Tree, Error>> + 'a`
[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/bin/lumberjack-conversion.rs:209:63
[INFO] [stderr]     |
[INFO] [stderr] 209 | fn get_writer<'a, W>(out_format: OutFormat, writer: W) -> Box<WriteTree + 'a>
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn WriteTree + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `"docker" "inspect" "3f999b3f24f6994ecb01d1a7708e9283e09c1cee62b18f292937108fdb67155c"`
[INFO] running `"docker" "rm" "-f" "3f999b3f24f6994ecb01d1a7708e9283e09c1cee62b18f292937108fdb67155c"`
[INFO] [stdout] 3f999b3f24f6994ecb01d1a7708e9283e09c1cee62b18f292937108fdb67155c