[INFO] cloning repository https://github.com/Exactor96/rust-ftp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Exactor96/rust-ftp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExactor96%2Frust-ftp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExactor96%2Frust-ftp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2c839ea17be39f0fce2dfefccc3cf334d95aa75
[INFO] checking Exactor96/rust-ftp against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExactor96%2Frust-ftp" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Exactor96/rust-ftp on toolchain 8ea250bdb76176ecb0225baa34aa634b024ae0e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Exactor96/rust-ftp
[INFO] finished tweaking git repo https://github.com/Exactor96/rust-ftp
[INFO] tweaked toml for git repo https://github.com/Exactor96/rust-ftp written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Exactor96/rust-ftp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1efbe2155acfb15b529aff6ab10aa5d0b2d87928167a3356201e880869bbe57
[INFO] running `Command { std: "docker" "start" "-a" "c1efbe2155acfb15b529aff6ab10aa5d0b2d87928167a3356201e880869bbe57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1efbe2155acfb15b529aff6ab10aa5d0b2d87928167a3356201e880869bbe57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1efbe2155acfb15b529aff6ab10aa5d0b2d87928167a3356201e880869bbe57", kill_on_drop: false }`
[INFO] [stdout] c1efbe2155acfb15b529aff6ab10aa5d0b2d87928167a3356201e880869bbe57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80351037b5b1c5dc261d7b18d2606da77b8c4bc87c4f102d5e31c1c1cb43c796
[INFO] running `Command { std: "docker" "start" "-a" "80351037b5b1c5dc261d7b18d2606da77b8c4bc87c4f102d5e31c1c1cb43c796", kill_on_drop: false }`
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[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling der-oid-macro v0.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]     Checking der-parser v6.0.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking proxy-protocol v0.3.0
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[INFO] [stderr]     Checking libunftp v0.18.1
[INFO] [stdout] error[E0391]: cycle detected when type-checking `server::controlchan::control_loop::spawn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:66:1
[INFO] [stdout]     |
[INFO] [stdout] 66  | / pub async fn spawn<Storage, User>(
[INFO] [stdout] 67  | |     config: Config<Storage, User>,
[INFO] [stdout] 68  | |     tcp_stream: TcpStream,
[INFO] [stdout] 69  | |     destination: Option<SocketAddr>,
[INFO] [stdout] ...   |
[INFO] [stdout] 74  | |     Storage: StorageBackend<User> + 'static,
[INFO] [stdout] 75  | |     Storage::Metadata: Metadata,
[INFO] [stdout]     | |________________________________^
[INFO] [stdout]     |
[INFO] [stdout] note: ...which requires generator glue MIR for `server::controlchan::control_loop::spawn::{closure#0}::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:155:29
[INFO] [stdout]     |
[INFO] [stdout] 155 |       tokio::spawn(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 156 | |         // The control channel event loop
[INFO] [stdout] 157 | |         slog::info!(logger, "Starting control loop");
[INFO] [stdout] 158 | |         loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |         }
[INFO] [stdout] 252 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires elaborating drops for `server::controlchan::control_loop::spawn::{closure#0}::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:155:29
[INFO] [stdout]     |
[INFO] [stdout] 155 |       tokio::spawn(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 156 | |         // The control channel event loop
[INFO] [stdout] 157 | |         slog::info!(logger, "Starting control loop");
[INFO] [stdout] 158 | |         loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |         }
[INFO] [stdout] 252 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires borrow-checking `server::controlchan::control_loop::spawn::{closure#0}::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:155:29
[INFO] [stdout]     |
[INFO] [stdout] 155 |       tokio::spawn(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 156 | |         // The control channel event loop
[INFO] [stdout] 157 | |         slog::info!(logger, "Starting control loop");
[INFO] [stdout] 158 | |         loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |         }
[INFO] [stdout] 252 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires processing `server::controlchan::control_loop::spawn::{closure#0}::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:155:29
[INFO] [stdout]     |
[INFO] [stdout] 155 |       tokio::spawn(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 156 | |         // The control channel event loop
[INFO] [stdout] 157 | |         slog::info!(logger, "Starting control loop");
[INFO] [stdout] 158 | |         loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |         }
[INFO] [stdout] 252 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires processing MIR for `server::controlchan::control_loop::spawn::{closure#0}::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:155:29
[INFO] [stdout]     |
[INFO] [stdout] 155 |       tokio::spawn(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 156 | |         // The control channel event loop
[INFO] [stdout] 157 | |         slog::info!(logger, "Starting control loop");
[INFO] [stdout] 158 | |         loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |         }
[INFO] [stdout] 252 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires unsafety-checking `server::controlchan::control_loop::spawn::{closure#0}::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:155:29
[INFO] [stdout]     |
[INFO] [stdout] 155 |       tokio::spawn(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 156 | |         // The control channel event loop
[INFO] [stdout] 157 | |         slog::info!(logger, "Starting control loop");
[INFO] [stdout] 158 | |         loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |         }
[INFO] [stdout] 252 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires building MIR for `server::controlchan::control_loop::spawn::{closure#0}::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:155:29
[INFO] [stdout]     |
[INFO] [stdout] 155 |       tokio::spawn(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 156 | |         // The control channel event loop
[INFO] [stdout] 157 | |         slog::info!(logger, "Starting control loop");
[INFO] [stdout] 158 | |         loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |         }
[INFO] [stdout] 252 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires type-checking `server::controlchan::control_loop::spawn::{closure#0}::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:155:29
[INFO] [stdout]     |
[INFO] [stdout] 155 |       tokio::spawn(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 156 | |         // The control channel event loop
[INFO] [stdout] 157 | |         slog::info!(logger, "Starting control loop");
[INFO] [stdout] 158 | |         loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |         }
[INFO] [stdout] 252 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout]     = note: ...which again requires type-checking `server::controlchan::control_loop::spawn`, completing the cycle
[INFO] [stdout] note: cycle used when building MIR for `server::controlchan::control_loop::spawn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libunftp-0.18.1/src/server/controlchan/control_loop.rs:66:1
[INFO] [stdout]     |
[INFO] [stdout] 66  | / pub async fn spawn<Storage, User>(
[INFO] [stdout] 67  | |     config: Config<Storage, User>,
[INFO] [stdout] 68  | |     tcp_stream: TcpStream,
[INFO] [stdout] 69  | |     destination: Option<SocketAddr>,
[INFO] [stdout] ...   |
[INFO] [stdout] 74  | |     Storage: StorageBackend<User> + 'static,
[INFO] [stdout] 75  | |     Storage::Metadata: Metadata,
[INFO] [stdout]     | |________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libunftp` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0391`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80351037b5b1c5dc261d7b18d2606da77b8c4bc87c4f102d5e31c1c1cb43c796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80351037b5b1c5dc261d7b18d2606da77b8c4bc87c4f102d5e31c1c1cb43c796", kill_on_drop: false }`
[INFO] [stdout] 80351037b5b1c5dc261d7b18d2606da77b8c4bc87c4f102d5e31c1c1cb43c796