[INFO] cloning repository https://github.com/chipsoft/closure01 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chipsoft/closure01" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchipsoft%2Fclosure01", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchipsoft%2Fclosure01'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e4806e2ba2b118d37909a83ba5be4c7b9fbf1313 [INFO] checking chipsoft/closure01 against master#7bdae134cba57426d3c56b5de737a351762445e1 for pr-123794 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchipsoft%2Fclosure01" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chipsoft/closure01 on toolchain 7bdae134cba57426d3c56b5de737a351762445e1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7bdae134cba57426d3c56b5de737a351762445e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chipsoft/closure01 [INFO] finished tweaking git repo https://github.com/chipsoft/closure01 [INFO] tweaked toml for git repo https://github.com/chipsoft/closure01 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/chipsoft/closure01 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" "+7bdae134cba57426d3c56b5de737a351762445e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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 chipsoft/closure01 against try#f0a46ffcb8bbd220fe569642e5e175207d8e3fea for pr-123794 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchipsoft%2Fclosure01" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chipsoft/closure01 on toolchain f0a46ffcb8bbd220fe569642e5e175207d8e3fea [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chipsoft/closure01 [INFO] finished tweaking git repo https://github.com/chipsoft/closure01 [INFO] tweaked toml for git repo https://github.com/chipsoft/closure01 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/chipsoft/closure01 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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking chipsoft/closure01 against try#f0a46ffcb8bbd220fe569642e5e175207d8e3fea for pr-123794 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchipsoft%2Fclosure01" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chipsoft/closure01 on toolchain f0a46ffcb8bbd220fe569642e5e175207d8e3fea [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chipsoft/closure01 [INFO] finished tweaking git repo https://github.com/chipsoft/closure01 [INFO] tweaked toml for git repo https://github.com/chipsoft/closure01 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/chipsoft/closure01 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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28b33e00091724ad368aa7215644b6502f906450c4c9cb4f9bc16314bf9514b8 [INFO] running `Command { std: "docker" "start" "-a" "28b33e00091724ad368aa7215644b6502f906450c4c9cb4f9bc16314bf9514b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28b33e00091724ad368aa7215644b6502f906450c4c9cb4f9bc16314bf9514b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28b33e00091724ad368aa7215644b6502f906450c4c9cb4f9bc16314bf9514b8", kill_on_drop: false }` [INFO] [stdout] 28b33e00091724ad368aa7215644b6502f906450c4c9cb4f9bc16314bf9514b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 96e15e0cd303b1b0f35a6060b1aedc3e931ea5f090800f50f45a1199234e26a0 [INFO] running `Command { std: "docker" "start" "-a" "96e15e0cd303b1b0f35a6060b1aedc3e931ea5f090800f50f45a1199234e26a0", kill_on_drop: false }` [INFO] [stderr] Checking closure01 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `Simple` is never constructed [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | enum Event where F: Fn(), { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 3 | Simple, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `once_callback_complete` is never read [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct SM where U: Fn(usize) { [INFO] [stdout] | -- field in this struct [INFO] [stdout] ... [INFO] [stdout] 21 | once_callback_complete: Option, // This is temproriary callback. It calls only one time and override permanent callback_complete [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_state`, `set_once_callback_complete`, and `run` are never used [INFO] [stdout] --> src/main.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl SM where U: Fn(usize) { [INFO] [stdout] | -------------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn get_state(&self) -> &Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn set_once_callback_complete(mut self, once_callback_complete: Option) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn run(&self, event: Event) where F: Fn() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Simple` is never constructed [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | enum Event where F: Fn(), { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 3 | Simple, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `once_callback_complete` is never read [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct SM where U: Fn(usize) { [INFO] [stdout] | -- field in this struct [INFO] [stdout] ... [INFO] [stdout] 21 | once_callback_complete: Option, // This is temproriary callback. It calls only one time and override permanent callback_complete [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_state`, `set_once_callback_complete`, and `run` are never used [INFO] [stdout] --> src/main.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl SM where U: Fn(usize) { [INFO] [stdout] | -------------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn get_state(&self) -> &Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn set_once_callback_complete(mut self, once_callback_complete: Option) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn run(&self, event: Event) where F: Fn() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] running `Command { std: "docker" "inspect" "96e15e0cd303b1b0f35a6060b1aedc3e931ea5f090800f50f45a1199234e26a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96e15e0cd303b1b0f35a6060b1aedc3e931ea5f090800f50f45a1199234e26a0", kill_on_drop: false }` [INFO] [stdout] 96e15e0cd303b1b0f35a6060b1aedc3e931ea5f090800f50f45a1199234e26a0