[INFO] cloning repository https://github.com/Moomink/webServ-on-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Moomink/webServ-on-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoomink%2FwebServ-on-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoomink%2FwebServ-on-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a476ee8f109cb885b2e5da4c7f9507068b31a7a8
[INFO] checking Moomink/webServ-on-Rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoomink%2FwebServ-on-Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Moomink/webServ-on-Rust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Moomink/webServ-on-Rust
[INFO] finished tweaking git repo https://github.com/Moomink/webServ-on-Rust
[INFO] tweaked toml for git repo https://github.com/Moomink/webServ-on-Rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Moomink/webServ-on-Rust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03f7c5208f064072aa0da8ca71cf315e37617379e7f26abd5525d288620d1b82
[INFO] running `Command { std: "docker" "start" "-a" "03f7c5208f064072aa0da8ca71cf315e37617379e7f26abd5525d288620d1b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03f7c5208f064072aa0da8ca71cf315e37617379e7f26abd5525d288620d1b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f7c5208f064072aa0da8ca71cf315e37617379e7f26abd5525d288620d1b82", kill_on_drop: false }`
[INFO] [stdout] 03f7c5208f064072aa0da8ca71cf315e37617379e7f26abd5525d288620d1b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cfbc811aabb6ef05ff774887882520bfef83d9b01565721cd8235e1bc98d6a7
[INFO] running `Command { std: "docker" "start" "-a" "7cfbc811aabb6ef05ff774887882520bfef83d9b01565721cd8235e1bc98d6a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking tcp_web v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `mime` is imported redundantly
[INFO] [stdout]  --> src/http_handler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mime;
[INFO] [stdout]   |     ^^^^ the item `mime` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mime` is imported redundantly
[INFO] [stdout]  --> src/http_handler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mime;
[INFO] [stdout]   |     ^^^^ the item `mime` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "7cfbc811aabb6ef05ff774887882520bfef83d9b01565721cd8235e1bc98d6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cfbc811aabb6ef05ff774887882520bfef83d9b01565721cd8235e1bc98d6a7", kill_on_drop: false }`
[INFO] [stdout] 7cfbc811aabb6ef05ff774887882520bfef83d9b01565721cd8235e1bc98d6a7