[INFO] cloning repository https://github.com/morka17/rust_async_examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/morka17/rust_async_examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorka17%2Frust_async_examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorka17%2Frust_async_examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e4c395e132ccce91abdc2a18db73c7fa69f80a1a [INFO] checking morka17/rust_async_examples against master#e23ae72ac7a393961886ea62df065ebb6def7d51 for pr-126571 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorka17%2Frust_async_examples" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/morka17/rust_async_examples on toolchain e23ae72ac7a393961886ea62df065ebb6def7d51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e23ae72ac7a393961886ea62df065ebb6def7d51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/morka17/rust_async_examples [INFO] finished tweaking git repo https://github.com/morka17/rust_async_examples [INFO] tweaked toml for git repo https://github.com/morka17/rust_async_examples written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/morka17/rust_async_examples 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" "+e23ae72ac7a393961886ea62df065ebb6def7d51" "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 [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 morka17/rust_async_examples against try#397f8958d101b259f6baaf92d107d770c95c3ce0 for pr-126571 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorka17%2Frust_async_examples" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/morka17/rust_async_examples on toolchain 397f8958d101b259f6baaf92d107d770c95c3ce0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/morka17/rust_async_examples [INFO] finished tweaking git repo https://github.com/morka17/rust_async_examples [INFO] tweaked toml for git repo https://github.com/morka17/rust_async_examples written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/morka17/rust_async_examples 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" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2f73467e8c4e028a294c18f3f89b600565c8dc805fcd8eade09ab2777ecafdc [INFO] running `Command { std: "docker" "start" "-a" "b2f73467e8c4e028a294c18f3f89b600565c8dc805fcd8eade09ab2777ecafdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2f73467e8c4e028a294c18f3f89b600565c8dc805fcd8eade09ab2777ecafdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2f73467e8c4e028a294c18f3f89b600565c8dc805fcd8eade09ab2777ecafdc", kill_on_drop: false }` [INFO] [stdout] b2f73467e8c4e028a294c18f3f89b600565c8dc805fcd8eade09ab2777ecafdc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2de350f31e6e421fe3dff3c54eae53c557909b03cd2ba59da5e9ebee8d862413 [INFO] running `Command { std: "docker" "start" "-a" "2de350f31e6e421fe3dff3c54eae53c557909b03cd2ba59da5e9ebee8d862413", kill_on_drop: false }` [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking features v0.10.0 [INFO] [stderr] Checking rust_async_examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0425]: cannot find value `F` in this scope [INFO] [stdout] --> src/thread_pool.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 117 | F [INFO] [stdout] | ^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `RawWakerVTable`, `RawWaker`, `Waker`, and `ptr` [INFO] [stdout] --> src/futures/constant_future.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | ptr, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 6 | task::{Poll, Waker, RawWakerVTable, RawWaker, Context}, [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `F` in this scope [INFO] [stdout] --> src/thread_pool.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 117 | F [INFO] [stdout] | ^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `RawWakerVTable`, `RawWaker`, `Waker`, and `ptr` [INFO] [stdout] --> src/futures/constant_future.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | ptr, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 6 | task::{Poll, Waker, RawWakerVTable, RawWaker, Context}, [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/futures/read_file_future.rs:23:16 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(path: &str) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cx` [INFO] [stdout] --> src/futures/constant_future.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | cx: &mut Context<'_>, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/futures/read_file_future.rs:23:16 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(path: &str) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0507]: cannot move out of `self.f` which is behind a shared reference [INFO] [stdout] --> src/thread_pool.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | (self.f)() [INFO] [stdout] | ^^^^^^^^-- [INFO] [stdout] | | [INFO] [stdout] | `self.f` moved due to this call [INFO] [stdout] | move occurs because `self.f` has type `F`, which does not implement the `Copy` trait [INFO] [stdout] | [INFO] [stdout] note: this value implements `FnOnce`, which causes it to be moved when called [INFO] [stdout] --> src/thread_pool.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | (self.f)() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cx` [INFO] [stdout] --> src/futures/constant_future.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | cx: &mut Context<'_>, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0507. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] error[E0507]: cannot move out of `self.f` which is behind a shared reference [INFO] [stdout] --> src/thread_pool.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | (self.f)() [INFO] [stdout] | ^^^^^^^^-- [INFO] [stdout] | | [INFO] [stdout] | `self.f` moved due to this call [INFO] [stdout] | move occurs because `self.f` has type `F`, which does not implement the `Copy` trait [INFO] [stdout] | [INFO] [stdout] note: this value implements `FnOnce`, which causes it to be moved when called [INFO] [stdout] --> src/thread_pool.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | (self.f)() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0507. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_async_examples` (bin "rust_async_examples") due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rust_async_examples` (bin "rust_async_examples" test) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "2de350f31e6e421fe3dff3c54eae53c557909b03cd2ba59da5e9ebee8d862413", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2de350f31e6e421fe3dff3c54eae53c557909b03cd2ba59da5e9ebee8d862413", kill_on_drop: false }` [INFO] [stdout] 2de350f31e6e421fe3dff3c54eae53c557909b03cd2ba59da5e9ebee8d862413