[INFO] fetching crate mpmc-scheduler 0.3.1...
[INFO] checking mpmc-scheduler-0.3.1 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate mpmc-scheduler 0.3.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate mpmc-scheduler 0.3.1 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mpmc-scheduler 0.3.1
[INFO] finished tweaking crates.io crate mpmc-scheduler 0.3.1
[INFO] tweaked toml for crates.io crate mpmc-scheduler 0.3.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded npnc v0.2.1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 521ba8ea67a717989b37acab17c1c5f18d0ecc87010f53c3df2efcd649e363d9
[INFO] running `"docker" "start" "-a" "521ba8ea67a717989b37acab17c1c5f18d0ecc87010f53c3df2efcd649e363d9"`
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]     Checking hazard v0.3.1
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking parking_lot_core v0.5.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking npnc v0.2.1
[INFO] [stderr]     Checking bus v2.2.2
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking mpmc-scheduler v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr] warning: variant `i32` should have an upper camel case name
[INFO] [stderr]   --> examples/dynamic_dispatch.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     i32(i32),
[INFO] [stderr]    |     ^^^ help: convert the identifier to upper camel case: `I32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:522:24
[INFO] [stderr]     |
[INFO] [stderr] 522 |             Some(move |v| {
[INFO] [stderr]     |                        ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:644:21
[INFO] [stderr]     |
[INFO] [stderr] 644 |                 for i in start..end {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.56s
[INFO] running `"docker" "inspect" "521ba8ea67a717989b37acab17c1c5f18d0ecc87010f53c3df2efcd649e363d9"`
[INFO] running `"docker" "rm" "-f" "521ba8ea67a717989b37acab17c1c5f18d0ecc87010f53c3df2efcd649e363d9"`
[INFO] [stdout] 521ba8ea67a717989b37acab17c1c5f18d0ecc87010f53c3df2efcd649e363d9