[INFO] cloning repository https://github.com/oldwomanjosiah/anotify [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oldwomanjosiah/anotify" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foldwomanjosiah%2Fanotify", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foldwomanjosiah%2Fanotify'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 044e51a1f376f6193ac6f35b009a975e5cd4761a [INFO] checking oldwomanjosiah/anotify against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foldwomanjosiah%2Fanotify" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/oldwomanjosiah/anotify on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config [INFO] started tweaking git repo https://github.com/oldwomanjosiah/anotify [INFO] finished tweaking git repo https://github.com/oldwomanjosiah/anotify [INFO] tweaked toml for git repo https://github.com/oldwomanjosiah/anotify written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/oldwomanjosiah/anotify 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Locking 1 package [INFO] [stderr] Updating anotify v0.1.0 (/workspace/builds/worker-4-tc1/source) -> v0.1.3 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded displaydoc v0.2.3 [INFO] [stderr] Downloaded tokio-stream v0.1.11 [INFO] [stderr] Downloaded anyhow v1.0.66 [INFO] [stderr] Downloaded nix v0.25.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cee98af02e6a41459bdd13317a697e312f63233b9957c2a9fb44b86d7eeae1cb [INFO] running `Command { std: "docker" "start" "-a" "cee98af02e6a41459bdd13317a697e312f63233b9957c2a9fb44b86d7eeae1cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cee98af02e6a41459bdd13317a697e312f63233b9957c2a9fb44b86d7eeae1cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cee98af02e6a41459bdd13317a697e312f63233b9957c2a9fb44b86d7eeae1cb", kill_on_drop: false }` [INFO] [stdout] cee98af02e6a41459bdd13317a697e312f63233b9957c2a9fb44b86d7eeae1cb [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b4d1949433400931191b6302ffe86f17c37111210c957e2bc5e3fc0ad020753e [INFO] running `Command { std: "docker" "start" "-a" "b4d1949433400931191b6302ffe86f17c37111210c957e2bc5e3fc0ad020753e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.89 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling anyhow v1.0.66 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking tracing-core v0.1.23 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking tracing v0.1.32 [INFO] [stderr] Compiling quote v1.0.16 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking nix v0.25.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.37 [INFO] [stderr] Compiling displaydoc v0.2.3 [INFO] [stderr] Checking tokio-stream v0.1.11 [INFO] [stderr] Checking anotify v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `displaydoc::Display` [INFO] [stdout] --> src/task/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use displaydoc::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thiserror::Error` [INFO] [stdout] --> src/task/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use thiserror::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `displaydoc::Display` [INFO] [stdout] --> src/task/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use displaydoc::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thiserror::Error` [INFO] [stdout] --> src/task/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use thiserror::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `watch_token`, `handle`, and `closed` are never read [INFO] [stdout] --> src/futures.rs:78:16 [INFO] [stdout] | [INFO] [stdout] 76 | pub struct FileWatchFuture { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 77 | pub(crate) inner: OnceRecv, [INFO] [stdout] 78 | pub(crate) watch_token: WatchDescriptor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 79 | pub(crate) handle: Handle, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 80 | pub(crate) closed: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `watch_token` and `handle` are never read [INFO] [stdout] --> src/futures.rs:84:16 [INFO] [stdout] | [INFO] [stdout] 82 | pub struct FileWatchStream { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 83 | pub(crate) inner: ReceiverStream, [INFO] [stdout] 84 | pub(crate) watch_token: WatchDescriptor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 85 | pub(crate) handle: Handle, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `watch_token`, `handle`, and `closed` are never read [INFO] [stdout] --> src/futures.rs:89:16 [INFO] [stdout] | [INFO] [stdout] 87 | pub struct DirectoryWatchFuture { [INFO] [stdout] | -------------------- fields in this struct [INFO] [stdout] 88 | pub(crate) inner: OnceRecv, [INFO] [stdout] 89 | pub(crate) watch_token: WatchDescriptor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 90 | pub(crate) handle: Handle, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 91 | pub(crate) closed: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `watch_token` and `handle` are never read [INFO] [stdout] --> src/futures.rs:95:16 [INFO] [stdout] | [INFO] [stdout] 93 | pub struct DirectoryWatchStream { [INFO] [stdout] | -------------------- fields in this struct [INFO] [stdout] 94 | pub(crate) inner: ReceiverStream, [INFO] [stdout] 95 | pub(crate) watch_token: WatchDescriptor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 96 | pub(crate) handle: Handle, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/task/mod.rs:295:21 [INFO] [stdout] | [INFO] [stdout] 295 | watch_token_tx.send(*wd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 295 | let _ = watch_token_tx.send(*wd); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/task/mod.rs:306:21 [INFO] [stdout] | [INFO] [stdout] 306 | watch_token_tx.send(wd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 306 | let _ = watch_token_tx.send(wd); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `watch_token`, `handle`, and `closed` are never read [INFO] [stdout] --> src/futures.rs:78:16 [INFO] [stdout] | [INFO] [stdout] 76 | pub struct FileWatchFuture { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 77 | pub(crate) inner: OnceRecv, [INFO] [stdout] 78 | pub(crate) watch_token: WatchDescriptor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 79 | pub(crate) handle: Handle, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 80 | pub(crate) closed: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `watch_token` and `handle` are never read [INFO] [stdout] --> src/futures.rs:84:16 [INFO] [stdout] | [INFO] [stdout] 82 | pub struct FileWatchStream { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 83 | pub(crate) inner: ReceiverStream, [INFO] [stdout] 84 | pub(crate) watch_token: WatchDescriptor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 85 | pub(crate) handle: Handle, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `watch_token`, `handle`, and `closed` are never read [INFO] [stdout] --> src/futures.rs:89:16 [INFO] [stdout] | [INFO] [stdout] 87 | pub struct DirectoryWatchFuture { [INFO] [stdout] | -------------------- fields in this struct [INFO] [stdout] 88 | pub(crate) inner: OnceRecv, [INFO] [stdout] 89 | pub(crate) watch_token: WatchDescriptor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 90 | pub(crate) handle: Handle, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 91 | pub(crate) closed: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `watch_token` and `handle` are never read [INFO] [stdout] --> src/futures.rs:95:16 [INFO] [stdout] | [INFO] [stdout] 93 | pub struct DirectoryWatchStream { [INFO] [stdout] | -------------------- fields in this struct [INFO] [stdout] 94 | pub(crate) inner: ReceiverStream, [INFO] [stdout] 95 | pub(crate) watch_token: WatchDescriptor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 96 | pub(crate) handle: Handle, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/task/mod.rs:295:21 [INFO] [stdout] | [INFO] [stdout] 295 | watch_token_tx.send(*wd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 295 | let _ = watch_token_tx.send(*wd); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/task/mod.rs:306:21 [INFO] [stdout] | [INFO] [stdout] 306 | watch_token_tx.send(wd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 306 | let _ = watch_token_tx.send(wd); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.28s [INFO] running `Command { std: "docker" "inspect" "b4d1949433400931191b6302ffe86f17c37111210c957e2bc5e3fc0ad020753e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4d1949433400931191b6302ffe86f17c37111210c957e2bc5e3fc0ad020753e", kill_on_drop: false }` [INFO] [stdout] b4d1949433400931191b6302ffe86f17c37111210c957e2bc5e3fc0ad020753e