[INFO] cloning repository https://github.com/FTP-rs/ftp-server-iold-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FTP-rs/ftp-server-iold-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFTP-rs%2Fftp-server-iold-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFTP-rs%2Fftp-server-iold-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 37558eaf69d09d65141d3cf8649eba78ccc95b51
[INFO] checking FTP-rs/ftp-server-iold-rs against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFTP-rs%2Fftp-server-iold-rs" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FTP-rs/ftp-server-iold-rs on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/FTP-rs/ftp-server-iold-rs
[INFO] finished tweaking git repo https://github.com/FTP-rs/ftp-server-iold-rs
[INFO] tweaked toml for git repo https://github.com/FTP-rs/ftp-server-iold-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/FTP-rs/ftp-server-iold-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c9fab32656d744d97a986fa84d66b384321e9edf61bbb5078e371a2970ba62ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c9fab32656d744d97a986fa84d66b384321e9edf61bbb5078e371a2970ba62ec"`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking iold v0.1.0 (https://github.com/antoyo/iold#47f28d46)
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr] error[E0599]: no method named `resume` found for struct `std::boxed::Box<(dyn std::ops::Generator<Return = (), Yield = YieldValue> + 'static)>` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/git/checkouts/iold-7ce8c4fe751820af/47f28d4/src/lib.rs:307:38
[INFO] [stderr]     |
[INFO] [stderr] 307 |             match unsafe { generator.resume() } {
[INFO] [stderr]     |                                      ^^^^^^ method not found in `std::boxed::Box<(dyn std::ops::Generator<Return = (), Yield = YieldValue> + 'static)>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `resume` found for type parameter `G` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/git/checkouts/iold-7ce8c4fe751820af/47f28d4/src/lib.rs:325:38
[INFO] [stderr]     |
[INFO] [stderr] 325 |             match unsafe { generator.resume() } {
[INFO] [stderr]     |                                      ^^^^^^ method not found in `G`
[INFO] [stderr]     |
[INFO] [stderr]     = help: items from traits can only be used if the type parameter is bounded by the trait
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `resume` found for struct `std::boxed::Box<dyn std::ops::Generator<Return = (), Yield = YieldValue>>` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/git/checkouts/iold-7ce8c4fe751820af/47f28d4/src/lib.rs:335:49
[INFO] [stderr]     |
[INFO] [stderr] 335 | ...                   match unsafe { task.resume() ...
[INFO] [stderr]     |                                           ^^^^^^ method not found in `std::boxed::Box<dyn std::ops::Generator<Return = (), Yield = YieldValue>>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `iold`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c9fab32656d744d97a986fa84d66b384321e9edf61bbb5078e371a2970ba62ec"`
[INFO] running `"docker" "rm" "-f" "c9fab32656d744d97a986fa84d66b384321e9edf61bbb5078e371a2970ba62ec"`
[INFO] [stdout] c9fab32656d744d97a986fa84d66b384321e9edf61bbb5078e371a2970ba62ec