[INFO] cloning repository https://github.com/doyoubi/undermoon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doyoubi/undermoon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoyoubi%2Fundermoon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoyoubi%2Fundermoon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9803c356ff12f32cbf8f6e9b800d1a2890e92b55
[INFO] checking doyoubi/undermoon against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoyoubi%2Fundermoon" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doyoubi/undermoon on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/doyoubi/undermoon
[INFO] finished tweaking git repo https://github.com/doyoubi/undermoon
[INFO] tweaked toml for git repo https://github.com/doyoubi/undermoon written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/doyoubi/undermoon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] 59e7755a05d31a9893bd0c5df935a453bfcc75d131f15dacfcd6202b3b1a2259
[INFO] running `Command { std: "docker" "start" "-a" "59e7755a05d31a9893bd0c5df935a453bfcc75d131f15dacfcd6202b3b1a2259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59e7755a05d31a9893bd0c5df935a453bfcc75d131f15dacfcd6202b3b1a2259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59e7755a05d31a9893bd0c5df935a453bfcc75d131f15dacfcd6202b3b1a2259", kill_on_drop: false }`
[INFO] [stdout] 59e7755a05d31a9893bd0c5df935a453bfcc75d131f15dacfcd6202b3b1a2259
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 7ac6b0cf4949c8e7c7e269b5afb117e6ff7dfa84cad23b0363b24096377975f4
[INFO] running `Command { std: "docker" "start" "-a" "7ac6b0cf4949c8e7c7e269b5afb117e6ff7dfa84cad23b0363b24096377975f4", kill_on_drop: false }`
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[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/migration/manager.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |     _stop_handle: Option<Box<dyn Drop + Send + Sync + 'static>>,
[INFO] [stdout]    |                                  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dyn_drop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]    --> src/migration/scan_task.rs:452:49
[INFO] [stdout]     |
[INFO] [stdout] 452 |     fn get_stop_handle(&self) -> Option<Box<dyn Drop + Send + Sync + 'static>> {
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]    --> src/migration/scan_task.rs:647:49
[INFO] [stdout]     |
[INFO] [stdout] 647 |     fn get_stop_handle(&self) -> Option<Box<dyn Drop + Send + Sync + 'static>> {
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]    --> src/migration/task.rs:103:49
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn get_stop_handle(&self) -> Option<Box<dyn Drop + Send + Sync + 'static>>;
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]    --> src/migration/task.rs:117:49
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn get_stop_handle(&self) -> Option<Box<dyn Drop + Send + Sync + 'static>>;
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]   --> src/migration/manager.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |     _stop_handle: Option<Box<dyn Drop + Send + Sync + 'static>>,
[INFO] [stdout]    |                                  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dyn_drop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]    --> src/migration/scan_task.rs:452:49
[INFO] [stdout]     |
[INFO] [stdout] 452 |     fn get_stop_handle(&self) -> Option<Box<dyn Drop + Send + Sync + 'static>> {
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]    --> src/migration/scan_task.rs:647:49
[INFO] [stdout]     |
[INFO] [stdout] 647 |     fn get_stop_handle(&self) -> Option<Box<dyn Drop + Send + Sync + 'static>> {
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]    --> src/migration/task.rs:103:49
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn get_stop_handle(&self) -> Option<Box<dyn Drop + Send + Sync + 'static>>;
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
[INFO] [stdout]    --> src/migration/task.rs:117:49
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn get_stop_handle(&self) -> Option<Box<dyn Drop + Send + Sync + 'static>>;
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7m 22s
[INFO] running `Command { std: "docker" "inspect" "7ac6b0cf4949c8e7c7e269b5afb117e6ff7dfa84cad23b0363b24096377975f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac6b0cf4949c8e7c7e269b5afb117e6ff7dfa84cad23b0363b24096377975f4", kill_on_drop: false }`
[INFO] [stdout] 7ac6b0cf4949c8e7c7e269b5afb117e6ff7dfa84cad23b0363b24096377975f4