[INFO] fetching crate tokio-fs 0.1.7... [INFO] testing tokio-fs-0.1.7 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate tokio-fs 0.1.7 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate tokio-fs 0.1.7 [INFO] finished tweaking crates.io crate tokio-fs 0.1.7 [INFO] tweaked toml for crates.io crate tokio-fs 0.1.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tokio-fs 0.1.7 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tokio-fs 0.1.7 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-executor v0.1.9 [INFO] [stderr] Downloaded crossbeam-deque v0.7.2 [INFO] [stderr] Downloaded memoffset v0.5.3 [INFO] [stderr] Downloaded tokio-codec v0.1.1 [INFO] [stderr] Downloaded hermit-abi v0.1.6 [INFO] [stderr] Downloaded scopeguard v1.0.0 [INFO] [stderr] Downloaded ppv-lite86 v0.2.6 [INFO] [stderr] Downloaded mio-uds v0.6.7 [INFO] [stderr] Downloaded tokio-current-thread v0.1.6 [INFO] [stderr] Downloaded miow v0.2.1 [INFO] [stderr] Downloaded fnv v1.0.6 [INFO] [stderr] Downloaded tokio-uds v0.2.6 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.0 [INFO] [stderr] Downloaded c2-chacha v0.2.3 [INFO] [stderr] Downloaded tokio-fs v0.1.6 [INFO] [stderr] Downloaded net2 v0.2.33 [INFO] [stderr] Downloaded lock_api v0.3.3 [INFO] [stderr] Downloaded crossbeam-utils v0.7.0 [INFO] [stderr] Downloaded mio v0.6.21 [INFO] [stderr] Downloaded libc v0.2.66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e742817717f4ec8a5b950f0bf77fed288013042f0eb4cc11c47776ea36904570 [INFO] running `Command { std: "docker" "start" "-a" "e742817717f4ec8a5b950f0bf77fed288013042f0eb4cc11c47776ea36904570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e742817717f4ec8a5b950f0bf77fed288013042f0eb4cc11c47776ea36904570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e742817717f4ec8a5b950f0bf77fed288013042f0eb4cc11c47776ea36904570", kill_on_drop: false }` [INFO] [stdout] e742817717f4ec8a5b950f0bf77fed288013042f0eb4cc11c47776ea36904570 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81290eb5d740bf8a57346b96bbb2e3bae8140befe26d81f9891b9f278cb9aff8 [INFO] running `Command { std: "docker" "start" "-a" "81290eb5d740bf8a57346b96bbb2e3bae8140befe26d81f9891b9f278cb9aff8", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling tokio-executor v0.1.9 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-fs v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | mem::replace(&mut self.state, new_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = mem::replace(&mut self.state, new_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/write.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | mem::replace(&mut self.state, new_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 68 | let _ = mem::replace(&mut self.state, new_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.63s [INFO] running `Command { std: "docker" "inspect" "81290eb5d740bf8a57346b96bbb2e3bae8140befe26d81f9891b9f278cb9aff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81290eb5d740bf8a57346b96bbb2e3bae8140befe26d81f9891b9f278cb9aff8", kill_on_drop: false }` [INFO] [stdout] 81290eb5d740bf8a57346b96bbb2e3bae8140befe26d81f9891b9f278cb9aff8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79d1f7d62e6e182f06b9a2969170f075b335189fa2185cc38d42653ba45c5d19 [INFO] running `Command { std: "docker" "start" "-a" "79d1f7d62e6e182f06b9a2969170f075b335189fa2185cc38d42653ba45c5d19", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling lock_api v0.3.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | mem::replace(&mut self.state, new_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = mem::replace(&mut self.state, new_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/write.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | mem::replace(&mut self.state, new_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 68 | let _ = mem::replace(&mut self.state, new_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-uds v0.2.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-fs v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> tests/link.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | pool::run({ hard_link(src, dst.clone()) }); [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 25 - pool::run({ hard_link(src, dst.clone()) }); [INFO] [stdout] 25 + pool::run(hard_link(src, dst.clone())); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> tests/link.rs:50:15 [INFO] [stdout] | [INFO] [stdout] 50 | pool::run({ os::unix::symlink(src.clone(), dst.clone()) }); [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 50 - pool::run({ os::unix::symlink(src.clone(), dst.clone()) }); [INFO] [stdout] 50 + pool::run(os::unix::symlink(src.clone(), dst.clone())); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> tests/link.rs:62:15 [INFO] [stdout] | [INFO] [stdout] 62 | pool::run({ read_link(dst.clone()).map(move |x| assert!(x == src)) }); [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 62 - pool::run({ read_link(dst.clone()).map(move |x| assert!(x == src)) }); [INFO] [stdout] 62 + pool::run(read_link(dst.clone()).map(move |x| assert!(x == src))); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> tests/link.rs:63:15 [INFO] [stdout] | [INFO] [stdout] 63 | pool::run({ symlink_metadata(dst.clone()).map(move |x| assert!(x.file_type().is_symlink())) }); [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 63 - pool::run({ symlink_metadata(dst.clone()).map(move |x| assert!(x.file_type().is_symlink())) }); [INFO] [stdout] 63 + pool::run(symlink_metadata(dst.clone()).map(move |x| assert!(x.file_type().is_symlink()))); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> tests/dir.rs:18:15 [INFO] [stdout] | [INFO] [stdout] 18 | pool::run({ create_dir(new_dir.clone()) }); [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 18 - pool::run({ create_dir(new_dir.clone()) }); [INFO] [stdout] 18 + pool::run(create_dir(new_dir.clone())); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> tests/dir.rs:28:15 [INFO] [stdout] | [INFO] [stdout] 28 | pool::run({ create_dir_all(new_dir.clone()) }); [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 28 - pool::run({ create_dir_all(new_dir.clone()) }); [INFO] [stdout] 28 + pool::run(create_dir_all(new_dir.clone())); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> tests/dir.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 40 | pool::run({ remove_dir(new_dir.clone()) }); [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 40 - pool::run({ remove_dir(new_dir.clone()) }); [INFO] [stdout] 40 + pool::run(remove_dir(new_dir.clone())); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | mem::replace(&mut self.state, new_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = mem::replace(&mut self.state, new_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/write.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | mem::replace(&mut self.state, new_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 68 | let _ = mem::replace(&mut self.state, new_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.54s [INFO] running `Command { std: "docker" "inspect" "79d1f7d62e6e182f06b9a2969170f075b335189fa2185cc38d42653ba45c5d19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79d1f7d62e6e182f06b9a2969170f075b335189fa2185cc38d42653ba45c5d19", kill_on_drop: false }` [INFO] [stdout] 79d1f7d62e6e182f06b9a2969170f075b335189fa2185cc38d42653ba45c5d19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 18721698e9e1332d354863eca2b26f2c00e5cd55fa27575ff5581f4aa32d8850 [INFO] running `Command { std: "docker" "start" "-a" "18721698e9e1332d354863eca2b26f2c00e5cd55fa27575ff5581f4aa32d8850", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/read.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | mem::replace(&mut self.state, new_state); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 71 | let _ = mem::replace(&mut self.state, new_state); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/write.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | mem::replace(&mut self.state, new_state); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 68 | let _ = mem::replace(&mut self.state, new_state); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `tokio-fs` (lib) generated 2 warnings [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> tests/dir.rs:18:15 [INFO] [stderr] | [INFO] [stderr] 18 | pool::run({ create_dir(new_dir.clone()) }); [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 18 - pool::run({ create_dir(new_dir.clone()) }); [INFO] [stderr] 18 + pool::run(create_dir(new_dir.clone())); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> tests/dir.rs:28:15 [INFO] [stderr] | [INFO] [stderr] 28 | pool::run({ create_dir_all(new_dir.clone()) }); [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 28 - pool::run({ create_dir_all(new_dir.clone()) }); [INFO] [stderr] 28 + pool::run(create_dir_all(new_dir.clone())); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> tests/dir.rs:40:15 [INFO] [stderr] | [INFO] [stderr] 40 | pool::run({ remove_dir(new_dir.clone()) }); [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 40 - pool::run({ remove_dir(new_dir.clone()) }); [INFO] [stderr] 40 + pool::run(remove_dir(new_dir.clone())); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> tests/link.rs:25:15 [INFO] [stderr] | [INFO] [stderr] 25 | pool::run({ hard_link(src, dst.clone()) }); [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 25 - pool::run({ hard_link(src, dst.clone()) }); [INFO] [stderr] 25 + pool::run(hard_link(src, dst.clone())); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> tests/link.rs:50:15 [INFO] [stderr] | [INFO] [stderr] 50 | pool::run({ os::unix::symlink(src.clone(), dst.clone()) }); [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 50 - pool::run({ os::unix::symlink(src.clone(), dst.clone()) }); [INFO] [stderr] 50 + pool::run(os::unix::symlink(src.clone(), dst.clone())); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> tests/link.rs:62:15 [INFO] [stderr] | [INFO] [stderr] 62 | pool::run({ read_link(dst.clone()).map(move |x| assert!(x == src)) }); [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 62 - pool::run({ read_link(dst.clone()).map(move |x| assert!(x == src)) }); [INFO] [stderr] 62 + pool::run(read_link(dst.clone()).map(move |x| assert!(x == src))); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> tests/link.rs:63:15 [INFO] [stderr] | [INFO] [stderr] 63 | pool::run({ symlink_metadata(dst.clone()).map(move |x| assert!(x.file_type().is_symlink())) }); [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 63 - pool::run({ symlink_metadata(dst.clone()).map(move |x| assert!(x.file_type().is_symlink())) }); [INFO] [stderr] 63 + pool::run(symlink_metadata(dst.clone()).map(move |x| assert!(x.file_type().is_symlink()))); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `tokio-fs` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: `tokio-fs` (test "dir") generated 3 warnings (run `cargo fix --test "dir"` to apply 3 suggestions) [INFO] [stderr] warning: `tokio-fs` (test "link") generated 4 warnings (run `cargo fix --test "link"` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_fs-7009f5bfd50787c5) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/dir.rs (/opt/rustwide/target/debug/deps/dir-822200455dc8c6b1) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test create_all ... ok [INFO] [stdout] test remove ... ok [INFO] [stdout] test create ... ok [INFO] [stdout] test read ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/file.rs (/opt/rustwide/target/debug/deps/file-18ddffaa0442a483) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test clone ... ok [INFO] [stdout] test metadata ... ok [INFO] [stdout] test seek ... ok [INFO] [stdout] test read_write_helpers ... ok [INFO] [stdout] test read_write ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/link.rs (/opt/rustwide/target/debug/deps/link-1864abd9d3b110cf) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_hard_link ... ok [INFO] [stdout] test test_symlink ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests tokio_fs [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test src/file/mod.rs - file::File::from_std (line 167) - compile ... ok [INFO] [stdout] test src/file/open_options.rs - file::open_options::OpenOptions::new (line 26) ... ignored [INFO] [stdout] test src/file/mod.rs - file::File (line 62) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::poll_sync_data (line 284) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::create (line 139) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::try_clone (line 419) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::poll_set_permissions (line 464) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::poll_sync_all (line 251) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File (line 44) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::poll_set_len (line 320) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::open (line 100) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::seek (line 224) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::poll_try_clone (line 392) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::metadata (line 345) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::poll_seek (line 195) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::poll_metadata (line 367) - compile ... ok [INFO] [stdout] test src/file/mod.rs - file::File::into_std (line 497) - compile ... ok [INFO] [stdout] test src/read.rs - read::read (line 13) - compile ... ok [INFO] [stdout] test src/write.rs - write::write (line 13) - compile ... ok [INFO] [stdout] test src/read_dir.rs - read_dir::DirEntry::path (line 114) ... ok [INFO] [stdout] test src/read_dir.rs - read_dir::DirEntry::poll_metadata (line 179) ... ok [INFO] [stdout] test src/read_dir.rs - read_dir::DirEntry::poll_file_type (line 214) ... ok [INFO] [stdout] test src/read_dir.rs - read_dir::DirEntry::file_name (line 147) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.89s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "18721698e9e1332d354863eca2b26f2c00e5cd55fa27575ff5581f4aa32d8850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18721698e9e1332d354863eca2b26f2c00e5cd55fa27575ff5581f4aa32d8850", kill_on_drop: false }` [INFO] [stdout] 18721698e9e1332d354863eca2b26f2c00e5cd55fa27575ff5581f4aa32d8850