[INFO] crate cached 0.12.0 is already in cache
[INFO] checking cached-0.12.0 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate cached 0.12.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cached 0.12.0 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cached 0.12.0
[INFO] finished tweaking crates.io crate cached 0.12.0
[INFO] tweaked toml for crates.io crate cached 0.12.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cached 0.12.0 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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d5d6a954f0e2dee061a492a50ee2fbefc761e36ac6ec271ef17cafee7de4778
[INFO] running `"docker" "start" "-a" "0d5d6a954f0e2dee061a492a50ee2fbefc761e36ac6ec271ef17cafee7de4778"`
[INFO] [stderr]     Checking cached v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]   --> examples/kitchen_sink.rs:47:11
[INFO] [stderr]    |
[INFO] [stderr] 47 |     Key = { format!("{}{}", a, b) };
[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]   --> tests/cached.rs:89:11
[INFO] [stderr]    |
[INFO] [stderr] 89 |     Key = { n };
[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]    --> tests/cached.rs:116:11
[INFO] [stderr]     |
[INFO] [stderr] 116 |     Key = { format!("{}{}", a, b) };
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> tests/cached.rs:176:11
[INFO] [stderr]     |
[INFO] [stderr] 176 |     Key = { n };
[INFO] [stderr]     |           ^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> tests/cached.rs:223:11
[INFO] [stderr]     |
[INFO] [stderr] 223 |     Key = { input.to_owned() };
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> tests/cached.rs:224:27
[INFO] [stderr]     |
[INFO] [stderr] 224 |     PostGet(cached_val) = { return Ok(cached_val.clone()) };
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> tests/cached.rs:231:22
[INFO] [stderr]     |
[INFO] [stderr] 231 |     Set(set_value) = { set_value.clone() };
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> tests/cached.rs:260:11
[INFO] [stderr]     |
[INFO] [stderr] 260 |     Key = { format!("{}/{}", a, b) };
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "0d5d6a954f0e2dee061a492a50ee2fbefc761e36ac6ec271ef17cafee7de4778"`
[INFO] running `"docker" "rm" "-f" "0d5d6a954f0e2dee061a492a50ee2fbefc761e36ac6ec271ef17cafee7de4778"`
[INFO] [stdout] 0d5d6a954f0e2dee061a492a50ee2fbefc761e36ac6ec271ef17cafee7de4778