[INFO] cloning repository https://github.com/frewsxcv/alert-after [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frewsxcv/alert-after" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrewsxcv%2Falert-after", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrewsxcv%2Falert-after'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8f3f6e716ed24afd795b12489927d7bf8cd002b4 [INFO] checking frewsxcv/alert-after against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrewsxcv%2Falert-after" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/frewsxcv/alert-after on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/frewsxcv/alert-after [INFO] finished tweaking git repo https://github.com/frewsxcv/alert-after [INFO] tweaked toml for git repo https://github.com/frewsxcv/alert-after written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/frewsxcv/alert-after 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking frewsxcv/alert-after against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrewsxcv%2Falert-after" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/frewsxcv/alert-after on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/frewsxcv/alert-after [INFO] finished tweaking git repo https://github.com/frewsxcv/alert-after [INFO] tweaked toml for git repo https://github.com/frewsxcv/alert-after written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/frewsxcv/alert-after 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded notifica v3.0.2 [INFO] [stderr] Downloaded notify-rust v3.6.3 [INFO] [stderr] Downloaded blake2b_simd v0.5.9 [INFO] [stderr] Downloaded mac-notification-sys v0.3.0 [INFO] [stderr] Downloaded winrt v0.6.0 [INFO] [stderr] Downloaded redox_users v0.3.1 [INFO] [stderr] Downloaded constant_time_eq v0.1.4 [INFO] [stderr] Downloaded rust-argon2 v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e9bd1ddd7ff8750bd250cf33aef7dd1c0bf9e8f25d1d8753fcd1369c645326d [INFO] running `Command { std: "docker" "start" "-a" "6e9bd1ddd7ff8750bd250cf33aef7dd1c0bf9e8f25d1d8753fcd1369c645326d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e9bd1ddd7ff8750bd250cf33aef7dd1c0bf9e8f25d1d8753fcd1369c645326d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e9bd1ddd7ff8750bd250cf33aef7dd1c0bf9e8f25d1d8753fcd1369c645326d", kill_on_drop: false }` [INFO] [stdout] 6e9bd1ddd7ff8750bd250cf33aef7dd1c0bf9e8f25d1d8753fcd1369c645326d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f611afde4b2b55a80b7d99ccaddb4a03e15e05425671e0eae0119cdd430a8f85 [INFO] running `Command { std: "docker" "start" "-a" "f611afde4b2b55a80b7d99ccaddb4a03e15e05425671e0eae0119cdd430a8f85", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling libdbus-sys v0.2.1 [INFO] [stderr] Checking dbus v0.6.5 [INFO] [stderr] Checking notify-rust v3.6.3 [INFO] [stderr] Checking notifica v3.0.2 [INFO] [stderr] Checking alert-after v1.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> main.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | notifica::notify(&args.join(" "), &cmd_success); [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] 39 | let _ = notifica::notify(&args.join(" "), &cmd_success); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> main.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | notifica::notify(&args.join(" "), &cmd_success); [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] 39 | let _ = notifica::notify(&args.join(" "), &cmd_success); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.54s [INFO] running `Command { std: "docker" "inspect" "f611afde4b2b55a80b7d99ccaddb4a03e15e05425671e0eae0119cdd430a8f85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f611afde4b2b55a80b7d99ccaddb4a03e15e05425671e0eae0119cdd430a8f85", kill_on_drop: false }` [INFO] [stdout] f611afde4b2b55a80b7d99ccaddb4a03e15e05425671e0eae0119cdd430a8f85