[INFO] cloning repository https://github.com/davifeliciano/rust_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/davifeliciano/rust_http_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavifeliciano%2Frust_http_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavifeliciano%2Frust_http_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4eda9c1a86935b542d733a0cb96c3d902d4e2369
[INFO] testing davifeliciano/rust_http_server against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavifeliciano%2Frust_http_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/davifeliciano/rust_http_server on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davifeliciano/rust_http_server
[INFO] finished tweaking git repo https://github.com/davifeliciano/rust_http_server
[INFO] tweaked toml for git repo https://github.com/davifeliciano/rust_http_server written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/davifeliciano/rust_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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfa9e31e042f08e9012162f9954945e31b7f5098e9f501f0c55bf8d4cde5a545
[INFO] running `Command { std: "docker" "start" "-a" "bfa9e31e042f08e9012162f9954945e31b7f5098e9f501f0c55bf8d4cde5a545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfa9e31e042f08e9012162f9954945e31b7f5098e9f501f0c55bf8d4cde5a545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfa9e31e042f08e9012162f9954945e31b7f5098e9f501f0c55bf8d4cde5a545", kill_on_drop: false }`
[INFO] [stdout] bfa9e31e042f08e9012162f9954945e31b7f5098e9f501f0c55bf8d4cde5a545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8014ba89c0dd4fc4007b9dfa9689d434df1cc282a1fbce88ffaafa1025a20ce0
[INFO] running `Command { std: "docker" "start" "-a" "8014ba89c0dd4fc4007b9dfa9689d434df1cc282a1fbce88ffaafa1025a20ce0", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "8014ba89c0dd4fc4007b9dfa9689d434df1cc282a1fbce88ffaafa1025a20ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8014ba89c0dd4fc4007b9dfa9689d434df1cc282a1fbce88ffaafa1025a20ce0", kill_on_drop: false }`
[INFO] [stdout] 8014ba89c0dd4fc4007b9dfa9689d434df1cc282a1fbce88ffaafa1025a20ce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56caef2627d7d9c611c41c73f7df7dab36d32f8d914ef60d0f62608f9a705c09
[INFO] running `Command { std: "docker" "start" "-a" "56caef2627d7d9c611c41c73f7df7dab36d32f8d914ef60d0f62608f9a705c09", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "56caef2627d7d9c611c41c73f7df7dab36d32f8d914ef60d0f62608f9a705c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56caef2627d7d9c611c41c73f7df7dab36d32f8d914ef60d0f62608f9a705c09", kill_on_drop: false }`
[INFO] [stdout] 56caef2627d7d9c611c41c73f7df7dab36d32f8d914ef60d0f62608f9a705c09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b95660f15fc3fa3dfaf84105bc4c6c0b162db51ed6becf954b4266c51c969339
[INFO] running `Command { std: "docker" "start" "-a" "b95660f15fc3fa3dfaf84105bc4c6c0b162db51ed6becf954b4266c51c969339", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/http_server-99c375c85cc25931)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/http_server-c93260bbb485832f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests http_server
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - ThreadPool::execute (line 97) ... FAILED
[INFO] [stdout] test src/lib.rs - ThreadPool::build (line 62) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - ThreadPool::execute (line 97) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `listener` in this scope
[INFO] [stdout]  --> src/lib.rs:103:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | for stream in listener.incoming() {
[INFO] [stdout]   |               ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:101:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_97_0() {
[INFO] [stdout]   |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let pool = ThreadPool::build(4)?;
[INFO] [stdout]   |                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, ThreadPoolCreationError>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - ThreadPool::build (line 62) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `listener` in this scope
[INFO] [stdout]  --> src/lib.rs:68:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | for stream in listener.incoming() {
[INFO] [stdout]   |               ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:66:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_62_0() {
[INFO] [stdout]   |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let pool = ThreadPool::build(4)?;
[INFO] [stdout]   |                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, ThreadPoolCreationError>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - ThreadPool::build (line 62)
[INFO] [stdout]     src/lib.rs - ThreadPool::execute (line 97)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b95660f15fc3fa3dfaf84105bc4c6c0b162db51ed6becf954b4266c51c969339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95660f15fc3fa3dfaf84105bc4c6c0b162db51ed6becf954b4266c51c969339", kill_on_drop: false }`
[INFO] [stdout] b95660f15fc3fa3dfaf84105bc4c6c0b162db51ed6becf954b4266c51c969339
[INFO] testing davifeliciano/rust_http_server against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavifeliciano%2Frust_http_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/davifeliciano/rust_http_server on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davifeliciano/rust_http_server
[INFO] finished tweaking git repo https://github.com/davifeliciano/rust_http_server
[INFO] tweaked toml for git repo https://github.com/davifeliciano/rust_http_server written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/davifeliciano/rust_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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bba7f5c6488136c269f4ab0aa515e6924816ab5b9e133751113491b03be52322
[INFO] running `Command { std: "docker" "start" "-a" "bba7f5c6488136c269f4ab0aa515e6924816ab5b9e133751113491b03be52322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bba7f5c6488136c269f4ab0aa515e6924816ab5b9e133751113491b03be52322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba7f5c6488136c269f4ab0aa515e6924816ab5b9e133751113491b03be52322", kill_on_drop: false }`
[INFO] [stdout] bba7f5c6488136c269f4ab0aa515e6924816ab5b9e133751113491b03be52322
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dee577f03771c7f41b3d68d8d9d9df59643fcd9b7d1d265c617d76729977be11
[INFO] running `Command { std: "docker" "start" "-a" "dee577f03771c7f41b3d68d8d9d9df59643fcd9b7d1d265c617d76729977be11", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "dee577f03771c7f41b3d68d8d9d9df59643fcd9b7d1d265c617d76729977be11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee577f03771c7f41b3d68d8d9d9df59643fcd9b7d1d265c617d76729977be11", kill_on_drop: false }`
[INFO] [stdout] dee577f03771c7f41b3d68d8d9d9df59643fcd9b7d1d265c617d76729977be11
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38b3cbdffa48da5b98a660e3d54487914d5c0c10e9088f36112dcb21a435f384
[INFO] running `Command { std: "docker" "start" "-a" "38b3cbdffa48da5b98a660e3d54487914d5c0c10e9088f36112dcb21a435f384", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "38b3cbdffa48da5b98a660e3d54487914d5c0c10e9088f36112dcb21a435f384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b3cbdffa48da5b98a660e3d54487914d5c0c10e9088f36112dcb21a435f384", kill_on_drop: false }`
[INFO] [stdout] 38b3cbdffa48da5b98a660e3d54487914d5c0c10e9088f36112dcb21a435f384
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3bdafe6e4f5f0518cf6d48766b7be9acb51ae8cd64f61787c3c83070911b807e
[INFO] running `Command { std: "docker" "start" "-a" "3bdafe6e4f5f0518cf6d48766b7be9acb51ae8cd64f61787c3c83070911b807e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/http_server-b32c1ae488821205)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/http_server-e67307cd9223715e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests http_server
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - ThreadPool::build (line 62) ... FAILED
[INFO] [stdout] test src/lib.rs - ThreadPool::execute (line 97) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - ThreadPool::build (line 62) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `listener` in this scope
[INFO] [stdout]  --> src/lib.rs:68:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | for stream in listener.incoming() {
[INFO] [stdout]   |               ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:66:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_62_0() {
[INFO] [stdout]   |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let pool = ThreadPool::build(4)?;
[INFO] [stdout]   |                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, ThreadPoolCreationError>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - ThreadPool::execute (line 97) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `listener` in this scope
[INFO] [stdout]  --> src/lib.rs:103:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | for stream in listener.incoming() {
[INFO] [stdout]   |               ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:101:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_97_0() {
[INFO] [stdout]   |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let pool = ThreadPool::build(4)?;
[INFO] [stdout]   |                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, ThreadPoolCreationError>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - ThreadPool::build (line 62)
[INFO] [stdout]     src/lib.rs - ThreadPool::execute (line 97)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3bdafe6e4f5f0518cf6d48766b7be9acb51ae8cd64f61787c3c83070911b807e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bdafe6e4f5f0518cf6d48766b7be9acb51ae8cd64f61787c3c83070911b807e", kill_on_drop: false }`
[INFO] [stdout] 3bdafe6e4f5f0518cf6d48766b7be9acb51ae8cd64f61787c3c83070911b807e
