[INFO] cloning repository https://github.com/coffeecup-winner/qqfind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coffeecup-winner/qqfind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoffeecup-winner%2Fqqfind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoffeecup-winner%2Fqqfind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2ee6c16835d4a1cbabbda3f599d9bab4f5f8d78
[INFO] checking coffeecup-winner/qqfind against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoffeecup-winner%2Fqqfind" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coffeecup-winner/qqfind on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coffeecup-winner/qqfind
[INFO] finished tweaking git repo https://github.com/coffeecup-winner/qqfind
[INFO] tweaked toml for git repo https://github.com/coffeecup-winner/qqfind written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/coffeecup-winner/qqfind already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7d85ca9a5513fe6ef795b707bdde92c0b2210c7e480a52a1933d58e4e8d2643
[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" "d7d85ca9a5513fe6ef795b707bdde92c0b2210c7e480a52a1933d58e4e8d2643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7d85ca9a5513fe6ef795b707bdde92c0b2210c7e480a52a1933d58e4e8d2643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d85ca9a5513fe6ef795b707bdde92c0b2210c7e480a52a1933d58e4e8d2643", kill_on_drop: false }`
[INFO] [stdout] d7d85ca9a5513fe6ef795b707bdde92c0b2210c7e480a52a1933d58e4e8d2643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 947aa5250ca065d2bed663595fa1e0916ce96ac4a67ebb0f0ba8fb8d5ed919b9
[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" "947aa5250ca065d2bed663595fa1e0916ce96ac4a67ebb0f0ba8fb8d5ed919b9", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking futures v0.1.24
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.9
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking qqfind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:32:55
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn add_watch(&mut self, path: &Path, cb: &mut FnMut(&DirEntry) -> ()) {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry) -> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:32:55
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn add_watch(&mut self, path: &Path, cb: &mut FnMut(&DirEntry) -> ()) {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry) -> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `Command { std: "docker" "inspect" "947aa5250ca065d2bed663595fa1e0916ce96ac4a67ebb0f0ba8fb8d5ed919b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947aa5250ca065d2bed663595fa1e0916ce96ac4a67ebb0f0ba8fb8d5ed919b9", kill_on_drop: false }`
[INFO] [stdout] 947aa5250ca065d2bed663595fa1e0916ce96ac4a67ebb0f0ba8fb8d5ed919b9