[INFO] fetching crate notify-forked 4.0.12... [INFO] testing notify-forked-4.0.12 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate notify-forked 4.0.12 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate notify-forked 4.0.12 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate notify-forked 4.0.12 [INFO] finished tweaking crates.io crate notify-forked 4.0.12 [INFO] tweaked toml for crates.io crate notify-forked 4.0.12 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate notify-forked 4.0.12 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded inotify v0.6.1 [INFO] [stderr] Downloaded mio-extras v2.0.5 [INFO] [stderr] Downloaded inotify-sys v0.1.3 [INFO] [stderr] Downloaded filetime v0.2.5 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8c1da19270258800dff8a85c729ab79ceb2e580338cec1fab75a0dd407551c9f [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" "8c1da19270258800dff8a85c729ab79ceb2e580338cec1fab75a0dd407551c9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8c1da19270258800dff8a85c729ab79ceb2e580338cec1fab75a0dd407551c9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c1da19270258800dff8a85c729ab79ceb2e580338cec1fab75a0dd407551c9f", kill_on_drop: false }` [INFO] [stdout] 8c1da19270258800dff8a85c729ab79ceb2e580338cec1fab75a0dd407551c9f [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d83687e157cdc1691a5a08b24261494beb1464cb3ace794653a92d2d98287ffa [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" "d83687e157cdc1691a5a08b24261494beb1464cb3ace794653a92d2d98287ffa", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.5 [INFO] [stderr] Compiling inotify v0.6.1 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling notify-forked v4.0.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:329:24 [INFO] [stdout] | [INFO] [stdout] 329 | let metadata = try!(metadata(&path).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:340:13 [INFO] [stdout] | [INFO] [stdout] 340 | try!(self.add_single_watch(entry.path().to_path_buf(), is_recursive, watch_self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:392:21 [INFO] [stdout] | [INFO] [stdout] 392 | try!(inotify.rm_watch(w.clone()).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:399:33 [INFO] [stdout] | [INFO] [stdout] 399 | ... try!(inotify.rm_watch(w.clone()).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:417:17 [INFO] [stdout] | [INFO] [stdout] 417 | try!(inotify.rm_watch(w.clone()).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:464:21 [INFO] [stdout] | [INFO] [stdout] 464 | let p = try!(env::current_dir().map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:479:21 [INFO] [stdout] | [INFO] [stdout] 479 | let p = try!(env::current_dir().map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:461:17 [INFO] [stdout] | [INFO] [stdout] 461 | (a1 == b1 && a2 == b2) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:513:32 [INFO] [stdout] | [INFO] [stdout] 513 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:493:39 [INFO] [stdout] | [INFO] [stdout] 493 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.59s [INFO] running `Command { std: "docker" "inspect" "d83687e157cdc1691a5a08b24261494beb1464cb3ace794653a92d2d98287ffa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d83687e157cdc1691a5a08b24261494beb1464cb3ace794653a92d2d98287ffa", kill_on_drop: false }` [INFO] [stdout] d83687e157cdc1691a5a08b24261494beb1464cb3ace794653a92d2d98287ffa [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c1de7188a032d1c874a565128e1eac162e07610b93e9dc429628cbb8108aa33e [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" "c1de7188a032d1c874a565128e1eac162e07610b93e9dc429628cbb8108aa33e", kill_on_drop: false }` [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:329:24 [INFO] [stdout] | [INFO] [stdout] 329 | let metadata = try!(metadata(&path).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:340:13 [INFO] [stdout] | [INFO] [stdout] 340 | try!(self.add_single_watch(entry.path().to_path_buf(), is_recursive, watch_self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:392:21 [INFO] [stdout] | [INFO] [stdout] 392 | try!(inotify.rm_watch(w.clone()).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:399:33 [INFO] [stdout] | [INFO] [stdout] 399 | ... try!(inotify.rm_watch(w.clone()).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:417:17 [INFO] [stdout] | [INFO] [stdout] 417 | try!(inotify.rm_watch(w.clone()).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:464:21 [INFO] [stdout] | [INFO] [stdout] 464 | let p = try!(env::current_dir().map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:479:21 [INFO] [stdout] | [INFO] [stdout] 479 | let p = try!(env::current_dir().map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:461:17 [INFO] [stdout] | [INFO] [stdout] 461 | (a1 == b1 && a2 == b2) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:513:32 [INFO] [stdout] | [INFO] [stdout] 513 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:493:39 [INFO] [stdout] | [INFO] [stdout] 493 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling notify-forked v4.0.12 (/opt/rustwide/workdir) [INFO] [stdout] error[E0463]: can't find crate for `notify` [INFO] [stdout] --> tests/debounce.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate notify; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [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 E0463`. [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `notify` [INFO] [stdout] --> tests/watcher.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate notify; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [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 E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `notify-forked` [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[E0463]: can't find crate for `notify` [INFO] [stdout] --> examples/monitor_raw.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate notify; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [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 E0463`. [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `notify` [INFO] [stdout] --> tests/notify.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate notify; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [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 E0463`. [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `notify` [INFO] [stdout] --> tests/windows.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate notify; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [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 E0463`. [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `notify` [INFO] [stdout] --> examples/monitor_debounced.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate notify; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [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 E0463`. [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `notify` [INFO] [stdout] --> tests/event_path.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate notify; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [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 E0463`. [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `notify` [INFO] [stdout] --> tests/fsevents.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate notify; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [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 E0463`. [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:329:24 [INFO] [stdout] | [INFO] [stdout] 329 | let metadata = try!(metadata(&path).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:340:13 [INFO] [stdout] | [INFO] [stdout] 340 | try!(self.add_single_watch(entry.path().to_path_buf(), is_recursive, watch_self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:392:21 [INFO] [stdout] | [INFO] [stdout] 392 | try!(inotify.rm_watch(w.clone()).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:399:33 [INFO] [stdout] | [INFO] [stdout] 399 | ... try!(inotify.rm_watch(w.clone()).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:417:17 [INFO] [stdout] | [INFO] [stdout] 417 | try!(inotify.rm_watch(w.clone()).map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:464:21 [INFO] [stdout] | [INFO] [stdout] 464 | let p = try!(env::current_dir().map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/inotify.rs:479:21 [INFO] [stdout] | [INFO] [stdout] 479 | let p = try!(env::current_dir().map_err(Error::Io)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:461:17 [INFO] [stdout] | [INFO] [stdout] 461 | (a1 == b1 && a2 == b2) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:513:32 [INFO] [stdout] | [INFO] [stdout] 513 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:493:39 [INFO] [stdout] | [INFO] [stdout] 493 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c1de7188a032d1c874a565128e1eac162e07610b93e9dc429628cbb8108aa33e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1de7188a032d1c874a565128e1eac162e07610b93e9dc429628cbb8108aa33e", kill_on_drop: false }` [INFO] [stdout] c1de7188a032d1c874a565128e1eac162e07610b93e9dc429628cbb8108aa33e