[INFO] fetching crate discotech 0.0.3... [INFO] checking discotech-0.0.3 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] extracting crate discotech 0.0.3 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate discotech 0.0.3 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate discotech 0.0.3 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate discotech 0.0.3 [INFO] tweaked toml for crates.io crate discotech 0.0.3 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95859894e6e2dbdff24d3f7f985fb9f858096a0f83ba6f7ab3ef4bfb59fdb65b [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" "95859894e6e2dbdff24d3f7f985fb9f858096a0f83ba6f7ab3ef4bfb59fdb65b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95859894e6e2dbdff24d3f7f985fb9f858096a0f83ba6f7ab3ef4bfb59fdb65b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95859894e6e2dbdff24d3f7f985fb9f858096a0f83ba6f7ab3ef4bfb59fdb65b", kill_on_drop: false }` [INFO] [stdout] 95859894e6e2dbdff24d3f7f985fb9f858096a0f83ba6f7ab3ef4bfb59fdb65b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09dda5256ad835d692d78e6ebacd8a4ed2e0c54a37ce65ed1a96f9de3bdc56c4 [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" "09dda5256ad835d692d78e6ebacd8a4ed2e0c54a37ce65ed1a96f9de3bdc56c4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Checking bitflags v0.1.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking bytes v0.2.11 [INFO] [stderr] Checking toml v0.1.30 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking nix v0.3.10 [INFO] [stderr] Compiling standback v0.2.14 [INFO] [stderr] Compiling time v0.2.25 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking log4rs v0.3.3 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking mio v0.3.7 [INFO] [stdout] error[E0277]: `M` cannot be sent between threads safely [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/notify.rs:57:24 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Notify { [INFO] [stdout] | ---- required by this bound in `Notify` [INFO] [stdout] ... [INFO] [stdout] 57 | impl fmt::Debug for Notify { [INFO] [stdout] | ^^^^^^^^^ `M` cannot be sent between threads safely [INFO] [stdout] | [INFO] [stdout] help: consider restricting type parameter `M` [INFO] [stdout] | [INFO] [stdout] 57 | impl fmt::Debug for Notify { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/handler.rs:8:40 [INFO] [stdout] | [INFO] [stdout] 8 | fn readable(&mut self, event_loop: &mut EventLoop, token: Token, hint: ReadHint) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/event_loop.rs:37:22 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | - required by this bound in `EventLoop` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 8 | fn readable(&mut self, event_loop: &mut EventLoop, token: Token, hint: ReadHint) where Self: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider relaxing the implicit `Sized` restriction [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/handler.rs:11:40 [INFO] [stdout] | [INFO] [stdout] 11 | fn writable(&mut self, event_loop: &mut EventLoop, token: Token) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/event_loop.rs:37:22 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | - required by this bound in `EventLoop` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 11 | fn writable(&mut self, event_loop: &mut EventLoop, token: Token) where Self: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider relaxing the implicit `Sized` restriction [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/handler.rs:14:38 [INFO] [stdout] | [INFO] [stdout] 14 | fn notify(&mut self, event_loop: &mut EventLoop, msg: Self::Message) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/event_loop.rs:37:22 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | - required by this bound in `EventLoop` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 14 | fn notify(&mut self, event_loop: &mut EventLoop, msg: Self::Message) where Self: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider relaxing the implicit `Sized` restriction [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/handler.rs:17:39 [INFO] [stdout] | [INFO] [stdout] 17 | fn timeout(&mut self, event_loop: &mut EventLoop, timeout: Self::Timeout) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/event_loop.rs:37:22 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | - required by this bound in `EventLoop` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 17 | fn timeout(&mut self, event_loop: &mut EventLoop, timeout: Self::Timeout) where Self: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider relaxing the implicit `Sized` restriction [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/handler.rs:20:43 [INFO] [stdout] | [INFO] [stdout] 20 | fn interrupted(&mut self, event_loop: &mut EventLoop) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/event_loop.rs:37:22 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | - required by this bound in `EventLoop` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 20 | fn interrupted(&mut self, event_loop: &mut EventLoop) where Self: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider relaxing the implicit `Sized` restriction [INFO] [stdout] | [INFO] [stdout] 37 | pub struct EventLoop { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/nonblock.rs:67:32 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct NonBlock { [INFO] [stdout] | - required by this bound in `NonBlock` [INFO] [stdout] ... [INFO] [stdout] 67 | fn into_non_block(self) -> Result>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] help: you could relax the implicit `Sized` bound on `T` if it were used through indirection like `&T` or `Box` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/nonblock.rs:7:21 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct NonBlock { [INFO] [stdout] | ^ this could be changed to `T: ?Sized`... [INFO] [stdout] 8 | inner: T, [INFO] [stdout] | - ...if indirection was used here: `Box` [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 67 | fn into_non_block(self) -> Result> where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `M` cannot be sent between threads safely [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.3.7/src/notify.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Notify { [INFO] [stdout] | ---- required by this bound in `Notify` [INFO] [stdout] ... [INFO] [stdout] 58 | fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result { [INFO] [stdout] | ^^^^^ `M` cannot be sent between threads safely [INFO] [stdout] | [INFO] [stdout] help: consider restricting type parameter `M` [INFO] [stdout] | [INFO] [stdout] 57 | impl fmt::Debug for Notify { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mio` [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 `Command { std: "docker" "inspect" "09dda5256ad835d692d78e6ebacd8a4ed2e0c54a37ce65ed1a96f9de3bdc56c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09dda5256ad835d692d78e6ebacd8a4ed2e0c54a37ce65ed1a96f9de3bdc56c4", kill_on_drop: false }` [INFO] [stdout] 09dda5256ad835d692d78e6ebacd8a4ed2e0c54a37ce65ed1a96f9de3bdc56c4