[INFO] cloning repository https://github.com/edgee1/multithreaded_server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edgee1/multithreaded_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgee1%2Fmultithreaded_server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgee1%2Fmultithreaded_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0266ece591500858f84a324a6b0d5c9790cb3d3e [INFO] checking edgee1/multithreaded_server against master#3cdcdaf31b45f8045164aae9604573d23091970b for pr-122267 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgee1%2Fmultithreaded_server" "/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/edgee1/multithreaded_server on toolchain 3cdcdaf31b45f8045164aae9604573d23091970b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3cdcdaf31b45f8045164aae9604573d23091970b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/edgee1/multithreaded_server [INFO] finished tweaking git repo https://github.com/edgee1/multithreaded_server [INFO] tweaked toml for git repo https://github.com/edgee1/multithreaded_server written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/edgee1/multithreaded_server 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" "+3cdcdaf31b45f8045164aae9604573d23091970b" "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 edgee1/multithreaded_server against try#05804f728f276cf7ecedbf71c814df440d37f293 for pr-122267 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgee1%2Fmultithreaded_server" "/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/edgee1/multithreaded_server on toolchain 05804f728f276cf7ecedbf71c814df440d37f293 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/edgee1/multithreaded_server [INFO] finished tweaking git repo https://github.com/edgee1/multithreaded_server [INFO] tweaked toml for git repo https://github.com/edgee1/multithreaded_server written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/edgee1/multithreaded_server 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" "+05804f728f276cf7ecedbf71c814df440d37f293" "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 edgee1/multithreaded_server against try#05804f728f276cf7ecedbf71c814df440d37f293 for pr-122267 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgee1%2Fmultithreaded_server" "/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/edgee1/multithreaded_server on toolchain 05804f728f276cf7ecedbf71c814df440d37f293 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/edgee1/multithreaded_server [INFO] finished tweaking git repo https://github.com/edgee1/multithreaded_server [INFO] tweaked toml for git repo https://github.com/edgee1/multithreaded_server written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/edgee1/multithreaded_server 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" "+05804f728f276cf7ecedbf71c814df440d37f293" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d070f6b355e1d01eac9efd043eefef12e833c3547b503f802043d34abf17ae6 [INFO] running `Command { std: "docker" "start" "-a" "3d070f6b355e1d01eac9efd043eefef12e833c3547b503f802043d34abf17ae6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d070f6b355e1d01eac9efd043eefef12e833c3547b503f802043d34abf17ae6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d070f6b355e1d01eac9efd043eefef12e833c3547b503f802043d34abf17ae6", kill_on_drop: false }` [INFO] [stdout] 3d070f6b355e1d01eac9efd043eefef12e833c3547b503f802043d34abf17ae6 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48981c346b8e63de3ea0a6d5b3d58b60e194cbf5b68bb5e535899fadbc900671 [INFO] running `Command { std: "docker" "start" "-a" "48981c346b8e63de3ea0a6d5b3d58b60e194cbf5b68bb5e535899fadbc900671", kill_on_drop: false }` [INFO] [stderr] Checking hello v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::sync::mpsc::Sender` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::sync::mpsc::Sender; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc::Sender` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::sync::mpsc::Sender; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:41:31 [INFO] [stdout] | [INFO] [stdout] 41 | ThreadPool { workers, sender} [INFO] [stdout] | ^^^^^^ expected `Sender`, found `Sender>` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Sender` [INFO] [stdout] found struct `Sender>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:41:31 [INFO] [stdout] | [INFO] [stdout] 41 | ThreadPool { workers, sender} [INFO] [stdout] | ^^^^^^ expected `Sender`, found `Sender>` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Sender` [INFO] [stdout] found struct `Sender>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | self.sender.send(Message::Terminate) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `Result<(), SendError>` [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found enum `Result<(), SendError>` [INFO] [stdout] help: consider using a semicolon here [INFO] [stdout] | [INFO] [stdout] 58 | self.sender.send(Message::Terminate); [INFO] [stdout] | + [INFO] [stdout] help: consider using `Result::expect` to unwrap the `Result<(), SendError>` value, panicking if the value is a `Result::Err` [INFO] [stdout] | [INFO] [stdout] 58 | self.sender.send(Message::Terminate).expect("REASON") [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | self.sender.send(Message::Terminate) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `Result<(), SendError>` [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found enum `Result<(), SendError>` [INFO] [stdout] help: consider using a semicolon here [INFO] [stdout] | [INFO] [stdout] 58 | self.sender.send(Message::Terminate); [INFO] [stdout] | + [INFO] [stdout] help: consider using `Result::expect` to unwrap the `Result<(), SendError>` value, panicking if the value is a `Result::Err` [INFO] [stdout] | [INFO] [stdout] 58 | self.sender.send(Message::Terminate).expect("REASON") [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 82 | match message { [INFO] [stdout] | ------- this expression has type `Box` [INFO] [stdout] 83 | Message::NewJob(job) => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ expected `Box`, found `Message` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found enum `Message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 15 | Terminate, [INFO] [stdout] | --------- unit variant defined here [INFO] [stdout] ... [INFO] [stdout] 82 | match message { [INFO] [stdout] | ------- this expression has type `Box` [INFO] [stdout] ... [INFO] [stdout] 88 | Message::Terminate => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ expected `Box`, found `Message` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found enum `Message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 82 | match message { [INFO] [stdout] | ------- this expression has type `Box` [INFO] [stdout] 83 | Message::NewJob(job) => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ expected `Box`, found `Message` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found enum `Message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 15 | Terminate, [INFO] [stdout] | --------- unit variant defined here [INFO] [stdout] ... [INFO] [stdout] 82 | match message { [INFO] [stdout] | ------- this expression has type `Box` [INFO] [stdout] ... [INFO] [stdout] 88 | Message::Terminate => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ expected `Box`, found `Message` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found enum `Message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hello` (lib) due to 5 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `hello` (lib test) due to 5 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "48981c346b8e63de3ea0a6d5b3d58b60e194cbf5b68bb5e535899fadbc900671", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48981c346b8e63de3ea0a6d5b3d58b60e194cbf5b68bb5e535899fadbc900671", kill_on_drop: false }` [INFO] [stdout] 48981c346b8e63de3ea0a6d5b3d58b60e194cbf5b68bb5e535899fadbc900671