[INFO] cloning repository https://github.com/arshubham/RustWebServerExample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arshubham/RustWebServerExample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farshubham%2FRustWebServerExample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farshubham%2FRustWebServerExample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7533ec0d6637a705f2e4f9928bf561cad1a06b7a
[INFO] checking arshubham/RustWebServerExample against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farshubham%2FRustWebServerExample" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arshubham/RustWebServerExample on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arshubham/RustWebServerExample
[INFO] finished tweaking git repo https://github.com/arshubham/RustWebServerExample
[INFO] tweaked toml for git repo https://github.com/arshubham/RustWebServerExample written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/arshubham/RustWebServerExample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f46801b783c2ef58e8a437bc2e7a12a5cd5b2062076ad14b4bf405647ea89ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f46801b783c2ef58e8a437bc2e7a12a5cd5b2062076ad14b4bf405647ea89ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f46801b783c2ef58e8a437bc2e7a12a5cd5b2062076ad14b4bf405647ea89ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f46801b783c2ef58e8a437bc2e7a12a5cd5b2062076ad14b4bf405647ea89ec", kill_on_drop: false }`
[INFO] [stdout] 0f46801b783c2ef58e8a437bc2e7a12a5cd5b2062076ad14b4bf405647ea89ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 212f21f505a8c0f8f5b21e8b1bdb02d4b2398267b2f3c0bcfced63257c2f4045
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "212f21f505a8c0f8f5b21e8b1bdb02d4b2398267b2f3c0bcfced63257c2f4045", kill_on_drop: false }`
[INFO] [stderr]     Checking hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct is not supported in `trait`s or `impl`s
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     struct Worker {
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider moving the struct out to a nearby module scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation is not supported in `trait`s or `impl`s
[INFO] [stdout]   --> src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     impl Worker {
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider moving the implementation out to a nearby module scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct is not supported in `trait`s or `impl`s
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     struct Worker {
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider moving the struct out to a nearby module scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation is not supported in `trait`s or `impl`s
[INFO] [stdout]   --> src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     impl Worker {
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider moving the implementation out to a nearby module scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Worker`
[INFO] [stdout]   --> src/lib.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |             workers.push(Worker::new(id));
[INFO] [stdout]    |                          ^^^^^^ use of undeclared type `Worker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `ThreadPool` has no field named `workers`
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |             workers
[INFO] [stdout]    |             ^^^^^^^ `ThreadPool` does not have this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0560.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Worker`
[INFO] [stdout]   --> src/lib.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |             workers.push(Worker::new(id));
[INFO] [stdout]    |                          ^^^^^^ use of undeclared type `Worker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0560]: struct `ThreadPool` has no field named `workers`
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |             workers
[INFO] [stdout]    |             ^^^^^^^ `ThreadPool` does not have this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0560.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "212f21f505a8c0f8f5b21e8b1bdb02d4b2398267b2f3c0bcfced63257c2f4045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212f21f505a8c0f8f5b21e8b1bdb02d4b2398267b2f3c0bcfced63257c2f4045", kill_on_drop: false }`
[INFO] [stdout] 212f21f505a8c0f8f5b21e8b1bdb02d4b2398267b2f3c0bcfced63257c2f4045