[INFO] cloning repository https://github.com/rcrook11/http-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rcrook11/http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcrook11%2Fhttp-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcrook11%2Fhttp-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddc50bc6895d89b5ccce3870a5dd678facbd211c
[INFO] checking rcrook11/http-server against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcrook11%2Fhttp-server" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rcrook11/http-server
[INFO] finished tweaking git repo https://github.com/rcrook11/http-server
[INFO] tweaked toml for git repo https://github.com/rcrook11/http-server written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rcrook11/http-server on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rcrook11/http-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cebf5441789eb89a84132d7ea07d647c4513118c8a26956873f6f771bc9fe310
[INFO] running `Command { std: "docker" "start" "-a" "cebf5441789eb89a84132d7ea07d647c4513118c8a26956873f6f771bc9fe310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cebf5441789eb89a84132d7ea07d647c4513118c8a26956873f6f771bc9fe310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cebf5441789eb89a84132d7ea07d647c4513118c8a26956873f6f771bc9fe310", kill_on_drop: false }`
[INFO] [stdout] cebf5441789eb89a84132d7ea07d647c4513118c8a26956873f6f771bc9fe310
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9785a80fb850a6da9b551d953ad23e02645928f82cd3415b313b26c8eceb036
[INFO] running `Command { std: "docker" "start" "-a" "c9785a80fb850a6da9b551d953ad23e02645928f82cd3415b313b26c8eceb036", kill_on_drop: false }`
[INFO] [stderr]     Checking http-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `send` found for enum `Option<T>` in the current scope
[INFO] [stdout]   --> src/lib.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |         self.sender.send(job).unwrap();
[INFO] [stdout]    |                     ^^^^ method not found in `Option<std::sync::mpsc::Sender<Box<(dyn FnOnce() + Send + 'static)>>>`
[INFO] [stdout]    |
[INFO] [stdout] note: the method `send` exists on the type `std::sync::mpsc::Sender<Box<(dyn FnOnce() + Send + 'static)>>`
[INFO] [stdout]   --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sync/mpsc.rs:607:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `std::sync::mpsc::Sender<Box<(dyn FnOnce() + Send + 'static)>>` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 59 |         self.sender.expect("REASON").send(job).unwrap();
[INFO] [stdout]    |                    +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http-server` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `send` found for enum `Option<T>` in the current scope
[INFO] [stdout]   --> src/lib.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |         self.sender.send(job).unwrap();
[INFO] [stdout]    |                     ^^^^ method not found in `Option<std::sync::mpsc::Sender<Box<(dyn FnOnce() + Send + 'static)>>>`
[INFO] [stdout]    |
[INFO] [stdout] note: the method `send` exists on the type `std::sync::mpsc::Sender<Box<(dyn FnOnce() + Send + 'static)>>`
[INFO] [stdout]   --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sync/mpsc.rs:607:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `std::sync::mpsc::Sender<Box<(dyn FnOnce() + Send + 'static)>>` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 59 |         self.sender.expect("REASON").send(job).unwrap();
[INFO] [stdout]    |                    +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http-server` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c9785a80fb850a6da9b551d953ad23e02645928f82cd3415b313b26c8eceb036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9785a80fb850a6da9b551d953ad23e02645928f82cd3415b313b26c8eceb036", kill_on_drop: false }`
[INFO] [stdout] c9785a80fb850a6da9b551d953ad23e02645928f82cd3415b313b26c8eceb036