[INFO] cloning repository https://github.com/enkron/single_threaded_web_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enkron/single_threaded_web_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenkron%2Fsingle_threaded_web_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenkron%2Fsingle_threaded_web_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27eba6fa62fd6d3cdb01f385e3502a94f82d941d
[INFO] testing enkron/single_threaded_web_server against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenkron%2Fsingle_threaded_web_server" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enkron/single_threaded_web_server on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/enkron/single_threaded_web_server
[INFO] finished tweaking git repo https://github.com/enkron/single_threaded_web_server
[INFO] tweaked toml for git repo https://github.com/enkron/single_threaded_web_server written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/enkron/single_threaded_web_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e31b726d561e028e2f2d2e7126bd0955adb75bdf520b41bdb584f5e96d9d548
[INFO] running `Command { std: "docker" "start" "-a" "5e31b726d561e028e2f2d2e7126bd0955adb75bdf520b41bdb584f5e96d9d548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e31b726d561e028e2f2d2e7126bd0955adb75bdf520b41bdb584f5e96d9d548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e31b726d561e028e2f2d2e7126bd0955adb75bdf520b41bdb584f5e96d9d548", kill_on_drop: false }`
[INFO] [stdout] 5e31b726d561e028e2f2d2e7126bd0955adb75bdf520b41bdb584f5e96d9d548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83755149437f3281f3b851cd2f3ba9083f8f5b9f4ce26a9809cf40b7f05243ed
[INFO] running `Command { std: "docker" "start" "-a" "83755149437f3281f3b851cd2f3ba9083f8f5b9f4ce26a9809cf40b7f05243ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling single_threaded_web_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `Job` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct Job;
[INFO] [stdout]    | ----------- previous definition of the type `Job` here
[INFO] [stdout] 10 | 
[INFO] [stdout] 11 | type Job = Box<dyn FnOnce() + Send + 'static>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `Job` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Job` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |         self.sender.send(job).unwrap();
[INFO] [stdout]    |                          ^^^ expected struct `Job`, found struct `Box`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Job`
[INFO] [stdout]               found struct `Box<F>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0428.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `single_threaded_web_server` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "83755149437f3281f3b851cd2f3ba9083f8f5b9f4ce26a9809cf40b7f05243ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83755149437f3281f3b851cd2f3ba9083f8f5b9f4ce26a9809cf40b7f05243ed", kill_on_drop: false }`
[INFO] [stdout] 83755149437f3281f3b851cd2f3ba9083f8f5b9f4ce26a9809cf40b7f05243ed