[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/7533ec0d6637a705f2e4f9928bf561cad1a06b7a against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farshubham%2FRustWebServerExample" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arshubham/RustWebServerExample on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "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-1-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1211e3a25ca03dd671cf4070275ea644d09656262fee6869b466b24e60ddb430
[INFO] running `Command { std: "docker" "start" "-a" "1211e3a25ca03dd671cf4070275ea644d09656262fee6869b466b24e60ddb430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1211e3a25ca03dd671cf4070275ea644d09656262fee6869b466b24e60ddb430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1211e3a25ca03dd671cf4070275ea644d09656262fee6869b466b24e60ddb430", kill_on_drop: false }`
[INFO] [stdout] 1211e3a25ca03dd671cf4070275ea644d09656262fee6869b466b24e60ddb430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5944771cbc8d7d379f51599c1184f44777080076df36ef25e2a2d2904ebffaa7
[INFO] running `Command { std: "docker" "start" "-a" "5944771cbc8d7d379f51599c1184f44777080076df36ef25e2a2d2904ebffaa7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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: 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: 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[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]    = note: all struct fields are already assigned
[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]    = note: all struct fields are already assigned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/lib.rs:17:30
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn execute<F>(&self, f: F)
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/lib.rs:17:30
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn execute<F>(&self, f: F)
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[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: aborting due to 4 previous errors; 1 warning emitted
[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: 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" "5944771cbc8d7d379f51599c1184f44777080076df36ef25e2a2d2904ebffaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5944771cbc8d7d379f51599c1184f44777080076df36ef25e2a2d2904ebffaa7", kill_on_drop: false }`
[INFO] [stdout] 5944771cbc8d7d379f51599c1184f44777080076df36ef25e2a2d2904ebffaa7