[INFO] cloning repository https://github.com/burnt43/simple_rust_webserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/burnt43/simple_rust_webserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburnt43%2Fsimple_rust_webserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburnt43%2Fsimple_rust_webserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed0bd650742717041ac457be0415c45966f599ab
[INFO] checking burnt43/simple_rust_webserver against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburnt43%2Fsimple_rust_webserver" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/burnt43/simple_rust_webserver on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/burnt43/simple_rust_webserver
[INFO] finished tweaking git repo https://github.com/burnt43/simple_rust_webserver
[INFO] tweaked toml for git repo https://github.com/burnt43/simple_rust_webserver written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/burnt43/simple_rust_webserver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.1.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a797a26c7336601e31929311ffcb191563b7a2f07454f1cbfc68486ca5c7cf4f
[INFO] running `Command { std: "docker" "start" "-a" "a797a26c7336601e31929311ffcb191563b7a2f07454f1cbfc68486ca5c7cf4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a797a26c7336601e31929311ffcb191563b7a2f07454f1cbfc68486ca5c7cf4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a797a26c7336601e31929311ffcb191563b7a2f07454f1cbfc68486ca5c7cf4f", kill_on_drop: false }`
[INFO] [stdout] a797a26c7336601e31929311ffcb191563b7a2f07454f1cbfc68486ca5c7cf4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7697aed749f53e7f9080f31222abcb56cf2625a642d0f3b2c5366b3c2c4ac33c
[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" "7697aed749f53e7f9080f31222abcb56cf2625a642d0f3b2c5366b3c2c4ac33c", kill_on_drop: false }`
[INFO] [stderr]     Checking winapi v0.2.4
[INFO] [stderr]     Checking libc v0.1.10
[INFO] [stderr]    Compiling kernel32-sys v0.1.4
[INFO] [stderr]     Checking time v0.1.32
[INFO] [stderr]     Checking simple_rust_webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `http_version`
[INFO] [stdout]    --> src/main.rs:178:37
[INFO] [stdout]     |
[INFO] [stdout] 178 |             ( Some(http_verb), Some(http_version), Some(request_path) ) => {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_http_version`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `http_version`
[INFO] [stdout]    --> src/main.rs:178:37
[INFO] [stdout]     |
[INFO] [stdout] 178 |             ( Some(http_verb), Some(http_version), Some(request_path) ) => {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_http_version`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `http_options`
[INFO] [stdout]   --> src/main.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn http_options (&mut self, pair: (HttpOption,String)) -> &mut HttpResponseBuilder {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `http_options`
[INFO] [stdout]   --> src/main.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn http_options (&mut self, pair: (HttpOption,String)) -> &mut HttpResponseBuilder {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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 1.50s
[INFO] running `Command { std: "docker" "inspect" "7697aed749f53e7f9080f31222abcb56cf2625a642d0f3b2c5366b3c2c4ac33c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7697aed749f53e7f9080f31222abcb56cf2625a642d0f3b2c5366b3c2c4ac33c", kill_on_drop: false }`
[INFO] [stdout] 7697aed749f53e7f9080f31222abcb56cf2625a642d0f3b2c5366b3c2c4ac33c