[INFO] crate tic 0.6.0 is already in cache
[INFO] checking tic-0.6.0 against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] extracting crate tic 0.6.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tic 0.6.0 on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tic 0.6.0
[INFO] finished tweaking crates.io crate tic 0.6.0
[INFO] tweaked toml for crates.io crate tic 0.6.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 350af18393b0e2b39239c9293719ac37dda3d96989bedcab3d8686dfded0f28f
[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" "350af18393b0e2b39239c9293719ac37dda3d96989bedcab3d8686dfded0f28f"`
[INFO] [stderr]     Checking histogram v0.6.9
[INFO] [stderr]     Checking hsl v0.1.1
[INFO] [stderr]     Checking mpmc v0.1.5
[INFO] [stderr]     Checking allan v0.2.4
[INFO] [stderr]     Checking stb_truetype v0.1.2
[INFO] [stderr]     Checking clocksource v0.4.0
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking url v0.2.38
[INFO] [stderr]     Checking heatmap v0.6.6
[INFO] [stderr]     Checking rusttype v0.1.2
[INFO] [stderr]     Checking waterfall v0.7.1
[INFO] [stderr]     Checking tiny_http v0.5.9
[INFO] [stderr]     Checking tic v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/sender.rs:95:65
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn try_send(&mut self, sample: Sample<T>) -> Result<(), (Sample<T>)> {
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/sender.rs:95:65
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn try_send(&mut self, sample: Sample<T>) -> Result<(), (Sample<T>)> {
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `"docker" "inspect" "350af18393b0e2b39239c9293719ac37dda3d96989bedcab3d8686dfded0f28f"`
[INFO] running `"docker" "rm" "-f" "350af18393b0e2b39239c9293719ac37dda3d96989bedcab3d8686dfded0f28f"`
[INFO] [stdout] 350af18393b0e2b39239c9293719ac37dda3d96989bedcab3d8686dfded0f28f