[INFO] cloning repository https://github.com/feminstincts/serva
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/feminstincts/serva" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeminstincts%2Fserva", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeminstincts%2Fserva'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 364b1d78e3d2129ca714b5e10cc2144012000ef3
[INFO] checking feminstincts/serva against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeminstincts%2Fserva" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/feminstincts/serva on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/feminstincts/serva
[INFO] finished tweaking git repo https://github.com/feminstincts/serva
[INFO] tweaked toml for git repo https://github.com/feminstincts/serva written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/feminstincts/serva already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e7745ac712eb7a9e664d49bbf4e9596d6e75632937b6b01f2c3cad2583e5fb7
[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" "7e7745ac712eb7a9e664d49bbf4e9596d6e75632937b6b01f2c3cad2583e5fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e7745ac712eb7a9e664d49bbf4e9596d6e75632937b6b01f2c3cad2583e5fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7745ac712eb7a9e664d49bbf4e9596d6e75632937b6b01f2c3cad2583e5fb7", kill_on_drop: false }`
[INFO] [stdout] 7e7745ac712eb7a9e664d49bbf4e9596d6e75632937b6b01f2c3cad2583e5fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f702f29d49a81f1a6a3c60e57e864d1d735f7fa280faf461f7f19e31f77c0268
[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" "f702f29d49a81f1a6a3c60e57e864d1d735f7fa280faf461f7f19e31f77c0268", kill_on_drop: false }`
[INFO] [stderr]     Checking serva v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `(dyn FnOnce() + 'static)` cannot be sent between threads safely
[INFO] [stdout]    --> src/lib.rs:52:22
[INFO] [stdout]     |
[INFO] [stdout] 52  |         let thread = thread::spawn(move || {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ `(dyn FnOnce() + 'static)` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Send` is not implemented for `(dyn FnOnce() + 'static)`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Send` for `Unique<(dyn FnOnce() + 'static)>`
[INFO] [stdout]     = note: required because it appears within the type `Box<(dyn FnOnce() + 'static)>`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Send` for `std::sync::mpsc::Receiver<Box<(dyn FnOnce() + 'static)>>`
[INFO] [stdout]     = note: 2 redundant requirements hidden
[INFO] [stdout]     = note: required because of the requirements on the impl of `Send` for `Arc<Mutex<std::sync::mpsc::Receiver<Box<(dyn FnOnce() + 'static)>>>>`
[INFO] [stdout]     = note: required because it appears within the type `[closure@src/lib.rs:52:36: 58:10]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serva`
[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] [stdout] error[E0277]: `(dyn FnOnce() + 'static)` cannot be sent between threads safely
[INFO] [stdout]    --> src/lib.rs:52:22
[INFO] [stdout]     |
[INFO] [stdout] 52  |         let thread = thread::spawn(move || {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ `(dyn FnOnce() + 'static)` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Send` is not implemented for `(dyn FnOnce() + 'static)`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Send` for `Unique<(dyn FnOnce() + 'static)>`
[INFO] [stdout]     = note: required because it appears within the type `Box<(dyn FnOnce() + 'static)>`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Send` for `std::sync::mpsc::Receiver<Box<(dyn FnOnce() + 'static)>>`
[INFO] [stdout]     = note: 2 redundant requirements hidden
[INFO] [stdout]     = note: required because of the requirements on the impl of `Send` for `Arc<Mutex<std::sync::mpsc::Receiver<Box<(dyn FnOnce() + 'static)>>>>`
[INFO] [stdout]     = note: required because it appears within the type `[closure@src/lib.rs:52:36: 58:10]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f702f29d49a81f1a6a3c60e57e864d1d735f7fa280faf461f7f19e31f77c0268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f702f29d49a81f1a6a3c60e57e864d1d735f7fa280faf461f7f19e31f77c0268", kill_on_drop: false }`
[INFO] [stdout] f702f29d49a81f1a6a3c60e57e864d1d735f7fa280faf461f7f19e31f77c0268