[INFO] fetching crate sync 0.1.0...
[INFO] checking sync-0.1.0 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate sync 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate sync 0.1.0 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sync 0.1.0
[INFO] finished tweaking crates.io crate sync 0.1.0
[INFO] tweaked toml for crates.io crate sync 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5142b552edcc3c6b21870a6a450b72220b5a474276d5b26ba17852058b8db09
[INFO] running `Command { std: "docker" "start" "-a" "e5142b552edcc3c6b21870a6a450b72220b5a474276d5b26ba17852058b8db09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5142b552edcc3c6b21870a6a450b72220b5a474276d5b26ba17852058b8db09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5142b552edcc3c6b21870a6a450b72220b5a474276d5b26ba17852058b8db09", kill_on_drop: false }`
[INFO] [stdout] e5142b552edcc3c6b21870a6a450b72220b5a474276d5b26ba17852058b8db09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55d876a7c6457b7206316d854d8f4d13f7340a41957aa52f6991d8d9f9e7669c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "55d876a7c6457b7206316d854d8f4d13f7340a41957aa52f6991d8d9f9e7669c", kill_on_drop: false }`
[INFO] [stderr]     Checking sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `new` should have an upper case name
[INFO] [stdout]  --> src/raw/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     const new: Self;
[INFO] [stdout]   |           ^^^ help: convert the identifier to upper case: `NEW`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `new` should have an upper case name
[INFO] [stdout]   --> src/raw/spin.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     const new: Self = Mutex(AtomicBool::new(false));
[INFO] [stdout]    |           ^^^ help: convert the identifier to upper case: `NEW`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `new` should have an upper case name
[INFO] [stdout]   --> src/raw/spin.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 |     const new: Self = RwLock(AtomicUsize::new(0));
[INFO] [stdout]    |           ^^^ help: convert the identifier to upper case: `NEW`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `new` should have an upper case name
[INFO] [stdout]  --> src/raw/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     const new: Self;
[INFO] [stdout]   |           ^^^ help: convert the identifier to upper case: `NEW`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `new` should have an upper case name
[INFO] [stdout]   --> src/raw/spin.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     const new: Self = Mutex(AtomicBool::new(false));
[INFO] [stdout]    |           ^^^ help: convert the identifier to upper case: `NEW`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `new` should have an upper case name
[INFO] [stdout]   --> src/raw/spin.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 |     const new: Self = RwLock(AtomicUsize::new(0));
[INFO] [stdout]    |           ^^^ help: convert the identifier to upper case: `NEW`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "55d876a7c6457b7206316d854d8f4d13f7340a41957aa52f6991d8d9f9e7669c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55d876a7c6457b7206316d854d8f4d13f7340a41957aa52f6991d8d9f9e7669c", kill_on_drop: false }`
[INFO] [stdout] 55d876a7c6457b7206316d854d8f4d13f7340a41957aa52f6991d8d9f9e7669c