[INFO] cloning repository https://github.com/kbluescode/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/kbluescode/rust-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbluescode%2Frust-http-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbluescode%2Frust-http-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90489d37919f8308d56648b165901109af49125b
[INFO] checking kbluescode/rust-http-server against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbluescode%2Frust-http-server" "/workspace/builds/worker-96/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kbluescode/rust-http-server on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kbluescode/rust-http-server
[INFO] finished tweaking git repo https://github.com/kbluescode/rust-http-server
[INFO] tweaked toml for git repo https://github.com/kbluescode/rust-http-server written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate git repo https://github.com/kbluescode/rust-http-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d79ae0a6d3a34eb489121b65256c7cda89fcfa66762884e66fbc816f44596bff
[INFO] running `Command { std: "docker" "start" "-a" "d79ae0a6d3a34eb489121b65256c7cda89fcfa66762884e66fbc816f44596bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d79ae0a6d3a34eb489121b65256c7cda89fcfa66762884e66fbc816f44596bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79ae0a6d3a34eb489121b65256c7cda89fcfa66762884e66fbc816f44596bff", kill_on_drop: false }`
[INFO] [stdout] d79ae0a6d3a34eb489121b65256c7cda89fcfa66762884e66fbc816f44596bff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 251207f4a592abee898df0311eb4077eefdeeb88ce6187cbaa059e626fc0af46
[INFO] running `Command { std: "docker" "start" "-a" "251207f4a592abee898df0311eb4077eefdeeb88ce6187cbaa059e626fc0af46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking http-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `NoContent`
[INFO] [stdout]   --> src/http.rs:52:3
[INFO] [stdout]    |
[INFO] [stdout] 52 |   NoContent,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotFound`
[INFO] [stdout]   --> src/http.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 |   NotFound,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoContent`
[INFO] [stdout]   --> src/http.rs:52:3
[INFO] [stdout]    |
[INFO] [stdout] 52 |   NoContent,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotFound`
[INFO] [stdout]   --> src/http.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 |   NotFound,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.31s
[INFO] running `Command { std: "docker" "inspect" "251207f4a592abee898df0311eb4077eefdeeb88ce6187cbaa059e626fc0af46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251207f4a592abee898df0311eb4077eefdeeb88ce6187cbaa059e626fc0af46", kill_on_drop: false }`
[INFO] [stdout] 251207f4a592abee898df0311eb4077eefdeeb88ce6187cbaa059e626fc0af46