[INFO] crate tin-summer 1.21.13 is already in cache
[INFO] checking tin-summer-1.21.13 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate tin-summer 1.21.13 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tin-summer 1.21.13 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tin-summer 1.21.13
[INFO] finished tweaking crates.io crate tin-summer 1.21.13
[INFO] tweaked toml for crates.io crate tin-summer 1.21.13 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate tin-summer 1.21.13 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 018c666188eff52010d47de80429fa5e3ef7d5d6717d23b9fcda03b14267c757
[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" "018c666188eff52010d47de80429fa5e3ef7d5d6717d23b9fcda03b14267c757"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]    Compiling colored v1.9.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling cli-setup v0.2.6
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]    Compiling tin-summer v1.21.13 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/walk_parallel/single_threaded.rs:392:33
[INFO] [stderr]     |
[INFO] [stderr] 392 | ...                   { read_size(&path, excludes, &gitignore, vimtags, artifacts_only) };
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/walk_parallel/single_threaded.rs:398:33
[INFO] [stderr]     |
[INFO] [stderr] 398 | ...                   { read_size(&path, excludes, &gitignore, vimtags, false) };
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/walk_parallel/single_threaded.rs:422:40
[INFO] [stderr]     |
[INFO] [stderr] 422 |                         let dir_size = { read_size(&path, excludes, &gitignore, vimtags, false) };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/walk_parallel/single_threaded.rs:623:40
[INFO] [stderr]     |
[INFO] [stderr] 623 |                         let dir_size = { read_no_excludes(&path, None, &None, false) };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/walk_parallel/single_threaded.rs:392:33
[INFO] [stderr]     |
[INFO] [stderr] 392 | ...                   { read_size(&path, excludes, &gitignore, vimtags, artifacts_only) };
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/walk_parallel/single_threaded.rs:398:33
[INFO] [stderr]     |
[INFO] [stderr] 398 | ...                   { read_size(&path, excludes, &gitignore, vimtags, false) };
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/walk_parallel/single_threaded.rs:422:40
[INFO] [stderr]     |
[INFO] [stderr] 422 |                         let dir_size = { read_size(&path, excludes, &gitignore, vimtags, false) };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/walk_parallel/single_threaded.rs:623:40
[INFO] [stderr]     |
[INFO] [stderr] 623 |                         let dir_size = { read_no_excludes(&path, None, &None, false) };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.60s
[INFO] running `"docker" "inspect" "018c666188eff52010d47de80429fa5e3ef7d5d6717d23b9fcda03b14267c757"`
[INFO] running `"docker" "rm" "-f" "018c666188eff52010d47de80429fa5e3ef7d5d6717d23b9fcda03b14267c757"`
[INFO] [stdout] 018c666188eff52010d47de80429fa5e3ef7d5d6717d23b9fcda03b14267c757